National Park Guide

How to Hike the Subway, Zion National Park’s Best Hike: The Ultimate Hiking Guide for the Bottom-Up Route

*Due to toxic cyanobacteria and cyanotoxins in the water throughout Zion National Park, DO NOT drink from any streams in the park. Bring all the water you may need for your hike. 

The Subway hike is the best trail and the most epic adventure in Zion National Park. As one of the most famous trails in Zion, the Subway is known for its vivid emerald pools, waterfalls, river crossings, and iconic tunnel-shape slot canyon. Although there are 2 ways to hike to The Subway, the “bottom-up” route allows hikers to get to The Subway up the Left Fork of North Creek without needing specialized canyoneering gear or skills! Hiking through ankle to knee-deep water and scrambling along boulders makes this a unique experience. 

After hiking the bottom-up (non-technical) route to The Subway in May 2024, I can confidently say it is an adventure of a lifetime and one of my all-time favorite hikes! 

In this ultimate hiking guide for The Subway hike in Zion National Park, I’ll share with you:

  • How to hike to the Subway trail along the “bottom-up” route
  • How to get a permit to hike the Subway trail in Zion
  • How to get to The Subway if you’re doing the bottom-up route
  • What to wear and the gear you need to hike the Subway
  • Tips for hiking to The Subway that you need to know

How to Hike to The Subway (Bottom-Up Route) in Zion National Park

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Trail Overview: The Subway (Bottom-Up, Non-Technical Route)

  • Distance (roundtrip): 9 miles / 14.5 kilometers along an unmarked wilderness trail (out-and-back trail)
  • Time: 6-10 hours (it took us 8 hours to complete)
  • Elevation change: ~1,300 feet / ~400 meters
  • Difficulty: strenuous
  • Trail start and end location: Left Fork Trailhead in Kolob Terrace (40-minutes from the Zion Canyon Visitor Center)
  • Permits/fees: wilderness permits required; $10 per permit
  • Best time to hike: summer or fall
  • Facilities: bathrooms located at the trailhead
  • Drinking water sources: none available at the trailhead or along the trail. Bring all the water you will need for the day.
  • Flash flood risk: moderate. There are only a few narrow sections that can pose a risk for flash flooding
  • Pets: not allowed
  • Trail highlights: waterfalls, river, wildlife, scrambles
Emerald green pool of water next to orange canyons at The Subway in Zion National Park
Views of some of the incredible, emerald pools located in The Subway in Zion National Park...breathtaking!

What is The Subway Hike in Zion National Park?

Everyone has heard of the famous water hike in Zion National Park, The Narrows. But most don’t even realize there is an even BETTER water hike than the Narrows - The Subway hike. Not only will you be hiking through ankle to knee-deep water along the Left Fork of North Creek, but you’ll be scrambling through multiple sections of boulders!

One of the best, cannot-miss hikes in Zion National Park is The Subway hike. Located 40 minutes outside of the Zion Canyon Visitor Center, The Subway is famous for its incredible tunnel-like formation, series of slot canyons and waterfalls, and vibrant pools. 

There are two routes to hike to The Subway in Zion: 

  1. Bottom-Up Route: this non-technical route for day hikers up the Left Fork of North Creek does not require canyoneering skills or gear. You start and end the hike at the same location. Permits are required.
  2. Top-Down Route: this canyoneering route requires technical canyoneering skills and gear. You start and end the hike at two locations, so logistical planning is required. Permits are required.

As one of the top hikes in Zion National Park, anybody looking to hike to The Subway requires a wilderness permit, no matter which route you take. Since only 80 wilderness permits are available each day, hiking to The Subway is one of the least crowded hikes in all of Zion National Park. Believe it or not, we experienced a tranquil 45 minutes at The Subway alone!

After visiting a handful of times and completing some of the best hikes in Zion National Park, the Subway hike is hands down my top hike in Zion!

Trail Maps for the Subway Hike in Zion

a hiking map for the subway hike in Zion National Park
Trail map for The Subway hike in Zion: the Bottom-Up Route
A hiking map for the Subway trail in Zion National Park
Trail map for The Subway hike in Zion: the Top-Down Route

How to Get A Permit to Hike The Subway in Zion

Permits are REQUIRED to hike to the Subway, regardless of whether you are doing the bottom-up (non-technical) route or the top-down (canyoneering) route. With 80 hiking permits available per day to hike to The Subway, winning permits is extremely difficult, especially since it’s one of the top hikes in Zion. 

For a chance to win a permit, you will need to enter an online lottery by the lottery application deadline. If you win the lottery, you’ll be awarded a permit to hike The Subway.  

Fortunately, there are 3 ways to get a Subway hiking permit:

  1. The Seasonal Lottery: 60 of the 80 available daily permits are issued during the "Zion Left Fork North Creek (Subway) Seasonal Lottery". You’ll apply for the seasonal lottery months before your desired hike date. Check the “Seasonal Lottery Dates Schedule” to apply for the seasonal lottery before the application deadline.  It costs $6 (non-refundable) to apply for the lottery and $10 per permit (if you win the lottery). 
  2. The Daily Lottery (2 Days in Advance): did you miss the seasonal lottery deadline? You can apply for the "Zion National Park Canyoneering Daily Lottery” for a permit to hike to The Subway 2 days before your trip. You’ll be notified of your lottery results by 4:00 pm MT. It costs $6 (non-refundable) to apply for the lottery and $10 per permit (if you win the lottery). 
  3. Walk-In Permits (Last-Minute Subway Permits): Any remaining permits not claimed through the seasonal and daily lotteries be available as Walk-In Permits. The day before or the morning of your hike, head to the Zion Wilderness Office (near the Zion Canyon Visitor Center) to see if there are any permit cancellations or unclaimed permits that you can snag!

Check out my post “How to Hike to Get a Permit To Hike The Subway in 2024 (Best Hike in Zion National Park)” for my detailed, step-by-step instructions on how to get a permit to hike The Subway in Zion.

If you are hiking to The Subway in Zion National Park, don't forget to pick up your permit in person before your hike at the Zion Canyon Visitor Center Wilderness Desk. We picked up our permits the day before our hike to The Subway. Make sure to allocate enough time to pick up your permits, since the Wilderness Desk is a 40-minute drive from The Subway trailhead.

*Entering the lottery does not guarantee a permit to hike The Subway. 

the wilderness office building at zion national park surrounded by orange and red canyons
You will need to pick up your permit to hike to The Subway in person at the Zion Canyon Wilderness Office before you hike!

How to Get to The Trailhead For The Subway Hike in Zion (Bottom-Up Route)

To hike to The Subway along the bottom-up route, you will start and end your hike at the Left Fork Trailhead, located in the Kolob Terrace area of Zion National Park. 

To get to the Left Fork Trailhead from the Zion Canyon Visitor Center:

  • Drive west along UT-9 for about 13 miles until you reach the town of Virgin
  • Turn right onto Kolob Terrace Road and drive for about 8.3 miles
  • The parking lot for the Left Fork Trailhead will be on your right-hand side

*Note: before heading to the trailhead to start your hike, don't forget to pick up your permit in person at the Zion Canyon Visitor Center Wilderness Desk!

A parking lot with a restroom at the Left Fork Trailhead in Zion National Park
The Left Fork Trailhead, located in Kolob Terrace. This is where you will start and end your hike to The Subway if you are doing the Bottom-Up Route. There is parking and a restroom at the trailhead, but no drinking water source.

How to Hike to The Subway from The Bottom (Bottom-Up Route)

Since this is a backcountry, wilderness route there is no marked “official” trail and minimal signage to direct hikers. It's challenging to know if you’re “going the right way”. However, there are plenty of unofficial social trails (paths created by other hikers over time) that will help guide you to The Subway. And as long as you follow the river, it will lead you to The Subway! Expect to get wet with multiple river crossings.

Since the trail can be difficult to find and follow, I highly recommend:

  • Bringing an offline map - You can download an offline map through AllTrails to help guide you as you hike to The Subway. Although this offline map does not reflect the most efficient route, it has general waypoints that will help direct you as you hike. 
  • Tracking your hike towards The Subway - I tracked my hike and marked important waypoints as I hiked towards The Subway using my Garmin inReach satellite communicator. This helped me navigate along the breadcrumb trail and waypoints back out of The Subway and back to the trailhead. 
  • Take pictures or videos of your surroundings - since there aren’t any signs to help you find the exit out of the canyon and back to the trailhead, it’s easy to miss and get lost. Making a mental note of the surroundings where the exit is located will help you recognize where you are along the trail as you hike out of the canyon. 

The hike to The Subway along the bottom-up route can be split into 3 sections:

  1. The Trailhead to the Canyon Floor
  2. The Canyon Floor
  3. The Subway

The Trailhead to the Canyon Floor

From the Left Fork Trailhead, you’ll hike along the trail through the woods until you get to the canyon rim with breathtaking views. Continue along this trail to descend roughly 1,300 feet (400 meters) along the canyon to the canyon floor, where you’ll find the river to The Subway. Since this section is extremely steep on loose terrain, take your time descending. 

Two hikers hike down a steep orange canyon in Zion National Park. it is sunny out
Your hike to and from The Subway on the Bottom-Up Route in Zion National Park requires a steep hike into and out of the canyon, which is about 1,300 feet (400 meters) over half a mile!

The Canyon Floor

Once you’ve descended the canyon to the bottom, you’ll reach the junction of the trail and the river. It’s critical to make a mental note of your surroundings and where you came from. This junction is where you need to remember to exit to hike up and out of the canyon back to the trailhead…YOU DO NOT WANT TO MISS THIS EXIT! There are no signs on the trail to help hikers find the exit.

To help me remember where this exit out of the canyon was, I took pictures and videos of my surroundings on my phone. I even marked a waypoint on my Garmin inReach mini to help me navigate my hike out of The Subway and back to the trailhead.

Continue to follow the river towards The Subway. There aren’t any official trails, but you’ll see plenty of unofficial trails you can follow that other hikers created to get to The Subway. Enjoy the river crossings and boulder scrambles! This is what makes this hike so exciting! We also saw plenty of wildlife, including small, silver frogs, fish, and a snake.

Enjoy hiking through several waterfalls until the canyon walls start to narrow…this is where you’ve officially entered the mouth of The Subway!

a frog on a rock in the Left Fork of North Creek in Zion National Park
These frogs were EVERYWHERE along the hike to The Subway! Be careful not to squish them when you're scrambling over the boulders!

The Subway

This is the most epic section of the hike! As you hike through the unique tubular canyon formation, enjoy the feeling of the canyon walls curving around you. Soon, you’ll encounter multiple emerald-colored pools that I found incredibly mesmerizing, especially as the light peaked through the canyon. 

As you continue hiking towards the back of The Subway, there is a section where you get into the water and hike through a small section of narrow slot canyons to a 20-foot waterfall. As a water lover, I stripped down to my underwear and hopped in to explore! The water was above my waist, but it was refreshing to cool off from the hike. 

The most surreal experience was enjoying the beauty of The Subway by ourselves for about 45 minutes!  

Once you’re ready to hike out of The Subway, hike back towards the trailhead along the same route you hiked in on. Now that you are familiar with the trail, hiking out should feel much easier. Just be sure not to miss the exit back up the canyon to the trailhead!

Hiking up the canyon will be steep and strenuous. It was tough for us to do this in 90F weather, but we hydrated, took multiple breaks, and took our time. But the challenge was worth it after such an incredible experience at The Subway! 

a vibrant, emerald green pool with a tunnel-like orange slot canyon surrounding it in The Subway in Zion National Park
We had these mind-blowing views of the emerald pools and unique geology all to ourselves for 45 minutes! This is what makes The Subway one of the most famous hikes in Zion.
Hop into the emerald pools towards the back end of The Subway to "The Waterfall Room", where you'll find a beautiful 20-foot waterfall. This is the end of the Bottom-Up Route.

How long does it take to hike The Subway in Zion?

The “bottom-up” route to The Subway in Zion National Park is a 9-mile round trip hike (on an out-and-back trail), which took us 8 hours to complete in May 2024. 

Although it took us some time to figure out where the trail was at some points along the hike, we hiked to The Subway at a leisurely pace and enjoyed a 30-minute lunch break at the entrance of The Subway. Once inside The Subway, we took advantage of the solitude and enjoyed the emerald pools and unique canyon formations for about 45 minutes before heading back to the trailhead.

How hard is the Subway Hike on the Bottom-Up Route?

I found hiking to The Subway on the bottom-up, non-canyoneering route to be challenging and physically strenuous for the following 3 reasons:

  1. This hike is on a rugged wilderness trail: hiking on a rugged wilderness trail means no “official” hiking trail or designated signs exist to help hikers find their way to The Subway. Although figuring out where to go or what trail to use can be challenging at some points, as long as you follow the river upstream, you’ll successfully get to The Subway.
  2. The hike into and out of the canyon is steep: the first part of the hike towards The Subway is the most physically demanding part. To get from the trailhead to the bottom of the canyon, you’ll descend ~1,300 feet / 400 meters over nearly a half mile on loose, slippery terrain. And since you will be hiking back to the trailhead from The Subway along this same trail, you’ll need to summon whatever energy you have left to climb up this steep elevation. This was the TOUGHEST part of the hike, but after some breaks, we made it out of the canyon!
  3. There’s not a lot of shade along the trail: this makes hiking to The Subway even more difficult if you’re hiking during summer when it’s hot and the sun is strong. However, as long as you are prepared, smart, and safe, hiking The Subway will be fine. During summer, start early to beat the heat and take breaks as needed. Even more critical is to make sure you stay hydrated. Since there are no drinking water sources at the trailhead or along the hike, bring all the water (and more) to stay hydrated. I also recommend packing electrolytes for additional hydration. As we hiked in 90F temperatures to The Subway, I finished all the water I carried in my 3.5-liter hydration bladder and 32 oz. water bottle as soon as we finished the hike and reached the trailhead!
A hiker standing in a river by a small waterfall surrounded by trees and orange canyons on Zion National Park
Getting to the Subway in Zion National Park requires hiking in ankle and thigh-deep water and lots of boulder scrambling along an unmarked, rugged trail.

Do I Need A Guide to Hike to The Subway? Zion subway guided hike

Zion National Park currently does not allow commercial guiding in the Zion Wilderness / Backcountry area, which includes the popular Subway hike. Which means you will not be able to find a guided hike to The Subway. Instead, if you do get a permit, your hike to The Subway will be self-guided.

Is the Subway hike in Zion worth it?

As one of the top hikes I’ve ever done, I can confidently say that hiking to The Subway is 1,000,000% worth it! Especially if you love a good water adventure and are a geology nerd. This hike is packed with adventure with multiple river crossings and scrambles. But the highlights of hiking to The Subway are the many waterfalls, breathtakingly vivid emerald pools, and the incredible subway shape of this unique slot canyon! I’ve honestly never seen anything like it. Even as physically strenuous as the hike is and how difficult it is to get a permit, hiking to The Subway is an adventure of a lifetime and worth it! 

What should I wear to hike to The Subway (bottom-up route) in Zion? Do I need canyoneering gear? 

To hike the bottom-up, non-technical route to The Subway in Zion, you will not need canyoneering gear. When I hiked this trail in May 2024, I wore my typical hiking attire and footwear and packed enough sun protection, water, and food. 

For a detailed packing list for what to wear and shoes you need to hike The Subway, check out my gear guide "Everything You Need to Bring to Hike The Narrows and The Subway in Zion National Park".

Hiking Clothes

During our hike to The Subway in May, we hiked in 90F temperatures…it was HOT! If you're hiking during warmer weather, I recommend wearing hiking clothes that are quick-drying, breathable, and non-cotton. Since cotton absorbs moisture, your clothes will stay wet as you sweat during your hike, making it difficult to regulate your body temperature. This is especially dangerous if hiking in colder temperatures - wet clothes will make you feel (and stay) cold. Instead, opt for clothing made from merino wool, bamboo, polyester, or nylon!

Here’s what I wore to hike to The Subway and The Narrows in Zion National Park:

Hiking Footwear

Hiking to The Subway in Zion National Park requires river crossings and hiking through the water that is ankle and even thigh-deep! No matter how hard you try, you will get wet!

If you're trying to figure out what kind of shoes to wear to hike to The Subway (and even The Narrows), I recommend closed-toed shoes with good traction on the soles, like hiking boots or trail running shoes. Although I have hiked The Narrows twice in hiking sandals (like Chacos or Tevas), it's better to wear closed-toed shoes to protect your feet from getting crushed or stuck in loose boulders and rocks you hike on.

And depending on what time of year you hike The Subway or The Narrows, the water temperature can be COLD. Although the water temperature ranges from 40F - 45F during the winter months, the water is still cold in the summer months, ranging from 50F - 65F! Deciding on whether to wear regular hiking socks vs. neoprene socks (for additional insulation) is based on personal preference. I don't run cold, so I've always worn merino wool hiking socks when hiking The Subway and The Narrows during spring and summer and have felt comfortable. But if you prefer to wear neoprene socks and boots to hike to The Subway or The Narrows, you can rent hiking gear from local outfitters near Zion National Park for as low as $29/day.

We experienced water temperatures of about 50F - 55Ff when hiking to The Subway in May. Here are the shoes and footwear I wore to hike to The Subway: 

  • Trail running shoes: I prefer these over boots because they are lightweight and breathable, especially when wet. They also provide me with enough traction to scramble over rocks. 
  • Merino wool hiking socks: I don't get cold easily, so non-cotton hiking socks were enough to keep me warm when hiking in the water to The Subway.
  • Optional: neoprene socks for additional insulation (instead of hiking socks), boot gaiters to keep rocks and other debris out of your shoes as you hike

Drinking Water

*Due to the toxic cyanobacteria in the river, do not ingest or drink water from the river! While checking in at the wilderness desk to get our hiking permits, the ranger emphasized that we can't even use water filters or treatment methods to make the water from the river safe enough to drink. 

There are NO WATER SOURCES at the trailhead or along the trail. Bring all the water you need for the day, especially if you’re hiking during the summer season. The rule of thumb is to drink a half liter every hour of moderate activity in moderate temperatures. If it’s hot out or I’m doing a strenuous hike, I’ll bring more water. 

Hiking to the Subway in 90F temperatures, here’s everything I packed to stay hydrated on the trail:

Even with this amount of water, I ran out as soon as I finished the hike out and made it back to my car at the trailhead. 

Sun Protection

Most of the hike to The Subway is completely exposed with little shade. It’s critical to pack enough sun protection, including: 

Navigation

As mentioned, there is no official or marked trail to hike the to The Subway in Zion. As a backcountry trail, it can be difficult to know where to hike, making it easy to miss the exit out of the canyon. Be familiar with the trail before your hike and pack a copy of the map!

  • Garmin inReach satellite communicator: I packed this to track my hike to The Subway. This function helped me use my saved breadcrumbs to backtrack from The Subway, out of the canyon, and my car at the trailhead safely along the same route I used to hike in.   
  • Offline map: we downloaded an offline map from AllTrails. Although it is not 100% accurate or efficient, it helped us locate general waypoints to ensure we were hiking to The Subway in the right direction and that we did not miss the exit out of the canyon.

Conclusion

As one of the best and most epic hikes in Zion National Park (honestly, it’s one of the best I’ve ever done), The Subway hike on the bottom-up route deserves to be on your adventure bucket list! There’s nothing more surreal than hiking across multiple waterfalls along beautifully colored canyons to emerald pools and the unique tunnel shape that makes The Subway so famous.  

Is hiking to The Subway in Zion National Park on your adventure bucket list?
a hiker is swimming in an emerald pool surrounded by vibrant orange slot canyons in Zion National Park

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Molly Chhiv
What's up, my dudes! I'm a weekend adventurer and blogger based in the U.S. that found my self-confidence, independence, and limitless potential through the outdoors. So much so that I quit my engineering job to do more fulfilling work in the outdoor industry!

But real talk: the outdoors can be intimidating. So I'm on a mission to empower you to find your confidence to adventure more. From beginner hiking tips to learning how to travel on a budget, I've got you. Whatever your adventure and whatever your skill level, I'm here to HYPE YOU UP!

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