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

from 184,98 €

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What to expect of your trip

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

Avg. trip duration

49 hr 22 mins

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Avg. distance

3727 km

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Cheapest trip

From 184,98 €

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2

Avg. trips a day

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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
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Onboard services are subject to availability

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Frequently asked questions

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.
You can get from St Louis to Idaho Falls for as little as 184,98 €. Take advantage of our best deals on FlixBus tickets by traveling off-peak and during the week. You can buy your ticket from St Louis to Idaho Falls most easily on this website or in the app.
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 payment methods for purchasing your ticket from St Louis to Idaho Falls securely. You can choose among card payment, PayPal, Google Pay and many more. Once in the payment section, you will be able to see all the available options and pick your preferred one. If you are having difficulties with payment, check out our help page about payments. If you buy your bus ticket onboard or at a sales point you are also given the option to pay cash.
Passengers traveling from St Louis to Idaho Falls can bring one checked luggage and one piece of hand luggage for free. If you want to carry additional or special luggage, you can check all the options available on this page.
The price of a children's bus ticket from St Louis to Idaho Falls depends on the age of the child and the time of booking. Children under the age of 15 receive a discount on the regular adult fare. At the time of booking, we calculate the cheapest price for you from all available rates and discounts. If the discounted price is lower than the child fare, the selected passengers pay the same price. Please, make sure you check our child travel and seat policy. Strollers and foldable pushchairs (width + length + height = max 240 cm) can be transported in the luggage compartment of the bus free of charge.
Yes, all FlixBus buses from St Louis to Idaho Falls are equipped for passengers with reduced mobility. We strive to make our buses as comfortable and accessible as possible for people with disabilities and limited mobility. Service animals are allowed on board all FlixBus buses traveling from St Louis to Idaho Falls. The transportation of wheelchairs, foldable wheelchairs, walking aid and other assistive mobility devices is free of charge.
FlixBus buses traveling from St Louis to Idaho Falls offer extra legroom, private outlets, and restrooms. Most buses also provide free Wi-Fi.
The earliest FlixBus ride from St Louis to Idaho Falls departs at 02:00.
The latest FlixBus ride from St Louis to Idaho Falls departs at 16:30.
There are 3 bus stations in Idaho Falls; Idaho Falls (Shaka's Sinclair), Idaho Falls Airport, Shelley (Flying J). You can find the location of the stations 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!
There are 2 bus stations in St Louis; Saint Louis (Lambert Field), St Louis Bus Station. You can find the location of the stations on the map on this page.
With FlixBus, you can conveniently reach 21 destinations from Idaho Falls, including Salt Lake City, Boise, Portland.
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 trip options are available from St Louis to Idaho Falls. Check out the route's schedule and choose the best option to suit your plans!

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 40 hours 35 minutes and can cost as little as 184,98 €. The first bus leaves at 02:00 and the last bus leaves at 16:30. FlixBus runs 3 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.
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