Skip to main content

Cheap bus tickets from St Louis, MO to Idaho Falls, ID

from 186,98 €

Connecting you to the world

Endless possibilities. Discover over 8,000 destinations across more than 40 countries.

Comfort on the go

Kick back with free Wi-Fi, power outlets, and extra leg space. That's what modern buses are all about.

Choose, book, travel

From your screen to your seat in seconds. You do the booking, we'll take care of the rest.

Go together

Why adding another car on the road when you can choose collective travel instead?

What to expect of your trip

Fast, easy, and affordable options from St Louis, MO to Idaho Falls, ID

Min. trip duration

39 hr 50 mins

Card icon

Min. distance

3282 km

Card icon

Cheapest trip

From 186,98 €

Card icon

2

Min. trips a day

Card icon

Digital ticket & Live tracking

Discover the FlixBus app

Book trips
Your tickets
Track your trip
Always in-the-know
Get it on Google Play Download on the App Store
FlixBus app on phone

Scan to download the App

Trusted by 500+ million passengers

On this page

Bus stations and stops in St Louis, MO

Please note: your ticket will contain the most up-to-date address information.
Best service on board
Available options you can find for a more comfortable trip:
wifi
Free WiFi
Stay connected throughout your journey
socket
Power Outlets
Keep your devices charged on the go
seat
Comfortable seats
Relax with extra legroom and reclining seats
luggage
Luggage storage
Space to safely stow your belongings
toilet
Toilets
Conveniently available on every FlixBus
First time travelling with us?
More on our service
Amenities Hero Image

Onboard services are subject to availability

Where to next?
Discover our travel map with over 8000 destinations worldwide.
Explore the map
Vehicle passing through a city

Digital ticket & Live tracking

Discover the FlixBus app

Book trips
Your tickets
Track your trip
Always in-the-know
Get it on Google Play Download on the App Store
FlixBus app on phone

Scan to download the App

Trusted by 500+ million passengers

Frequently asked questions

The bus route from St Louis to Idaho Falls covers 3282 km. FlixBus can bring you from St Louis to Idaho Falls in 39 hours 50 minutes.
Bus ticket prices from St Louis to Idaho Falls can vary depending on your travel date, time, and how early you book. You can find bus tickets starting from as little as 186,98 €.
When traveling from St Louis to Idaho Falls, you can track your bus location on our Real-Time Bus Tracker. Just select the relevant bus stop and check the time of arrival. Find out where your bus is and check if there are delays on the route.
We offer several secure payment methods for purchasing your ticket from St Louis to Idaho Falls. You can pay using debit or credit card, PayPal, Google Pay, and other options. All available payment methods will be displayed during checkout so you can choose the one that suits you best. If you experience payment issues, check that your payment details are correct, your card is enabled for online or international transactions, and that you have sufficient funds. If you buy your bus ticket onboard or at a sales point, you may also have the option to pay in cash.
Passengers traveling from St Louis to Idaho Falls with FlixBus can bring one piece of checked luggage and one piece of hand luggage free of charge. Your hand luggage should fit in the overhead compartment or under your seat, while larger bags are stored in the bus’s luggage compartment. If you want to bring additional or special luggage, you can find all available options on our luggage allowance.
Traveling by bus from St Louis to Idaho Falls is one of the most environmentally-friendly options available as it reduces traffic associated emissions, and passengers can offset their carbon emissions when they travel with FlixBus by clicking the CO₂ compensation box when booking their ticket.
FlixBus buses traveling from St Louis to Idaho Falls offer extra legroom, private outlets, and restrooms. Most buses also provide free Wi-Fi.
The first FlixBus from St Louis to Idaho Falls departs at 02:00, while the last departure is at 17:15. Departure times may vary depending on the day and route, so it’s always advisable to check the schedule before you book your bus ticket.
There are 2 bus stops in St Louis. You can find their locations on the map on this page.
There are 3 bus stops in Idaho Falls. You can find their locations on the map on this page.
No, you don't need to print your ticket if you purchased it online or via the app. Simply show the driver the QR code that you received via email or that is stored in the app and you're ready to travel from St Louis to Idaho Falls. It's that easy!
With FlixBus, you can conveniently reach 21 destinations from Idaho Falls, including Boise, Salt Lake City, Seattle.
Yes, weekend trip options are available from St Louis to Idaho Falls. Check out the route's schedule and chose the best option to suit your plans!
Yes, night buses from St Louis to Idaho Falls are available, offering a convenient way to travel overnight and save time during the day. Overnight bus trips can also help you reduce accommodation costs while making the most of your journey.

Looking for bus tickets from St Louis to Idaho Falls?

Look no further, we’ve got all the details you need to plan your bus trip! The journey St Louis to Idaho Falls takes as little as 39 hours 50 minutes and can cost as little as 186,98 €. The first bus leaves at 02:00 and the last bus leaves at 17:15. FlixBus runs 2 rides each day between St Louis and Idaho Falls and when travelling with FlixBus, you can expect free Wifi, power sockets and a guaranteed seat for your journey.