Bus Tickets from St. Louis to Flagstaff, US

Next departures

Next departures for St. Louis to Flagstaff on August 26
Operated byVehicle typeDeparture timeDeparture locationTrip durationArrival timeArrival locationRecommendedPrice and booking link
Greyhound Lines, Inc.
Gateway Station
Greyhound StationCheapestFastest
Greyhound Lines, Inc.
Gateway Station
Greyhound StationNo tags
Greyhound Lines, Inc. + FlixBus
Gateway Station
Flagstaff Train StationNo tags
Greyhound Lines, Inc.
Gateway Station
Greyhound StationNo tags
Greyhound Lines, Inc.
Saint Louis (Lambert Field)
Greyhound StationNo tags

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Compare 2 ways to go from St. Louis to Flagstaff.

Average Price$79 - $394Average Duration1d 4h
48kg CO₂e5 out of 5 stars
CheapestFastestMost eco-friendly
Average Price$168 - $521Average Duration1d 6h
177kg CO₂e1 out of 5 stars
busbud logoBusbud recommends taking the bus from St. Louis to Flagstaff

Among the sustainable travel choices, the bus stands out as the good way to reach Flagstaff. The journey takes about 1 day, 4 hours 5 minutes and with fares starting at just $79, it presents an excellent value for a comfortable ride.

4bus per day
1d 4hAverage Duration
$79Cheapest ticket
48kgCO₂ emissions

Bus St. Louis to Flagstaff, US: Trip Overview

Average ticket price$146
Average bus trip duration1d 4h
Number of daily buses4
Earliest bus departure1:15am
Distance1203 miles (1939 km)
Latest bus departure4:30pm

St. Louis to Flagstaff Bus

With Busbud, comparing and booking tickets for a bus from St. Louis to Flagstaff is a breeze. Browse through an extensive selection of bus fares and bus schedules to find the best deals.

We make it our job to connect you with the most dependable bus companies that cover bus service from St. Louis to Flagstaff.

Whether it is cheap bus tickets or more luxurious buses going to Flagstaff from St. Louis, we help you find what you're looking for based on how much of a budget you have.

Frequently asked questions for your trip St. Louis - Flagstaff, US

Find cheapest prices for buses

Price is for a one-way ticket for one passenger and based on past searches.

Best price found
08/22
$122
08/23
No data
Today
$126
08/25
No data
08/26
$118
08/27
No data
08/28
No data
08/29
$135
busbud logoThe cheapest trip from St. Louis to Flagstaff, US was searched and found on Aug 26, 2025 with a price of $118

To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from St. Louis to Flagstaff, US, as early as possible.

You can expect to pay from $118 to $193 for a bus ticket from St. Louis to Flagstaff, US based on the last 2 days. You can expect to find the cheapest price for the trip at $118 which is on 2025-08-26.

About Bus Travel

Bus Travel Tips

Meet and talk to locals at the bus stations while traveling from St. Louis to Flagstaff.There is no better way to get inside travel information while exploring a new city than to go straight to its people.

From miles long of beauteous natural landscapes to impressive man-crafted sights, you're bound to be in for a visual treat on your bus trip from St. Louis to Flagstaff.

Buses are energy-efficient. Carrying a passenger over 100 kms by coach only takes 0.6-0.9 liters of gas. Compare that to the 2.6 liters required by high-speed train, 6.6 liters by airplane and 7.6 liters by gas-powered car, and it's clear that the bus is a more environmentally-conscious option for your bus transportation from St. Louis to Flagstaff.

Create your own real life musical score by curating a personalized bus travel playlist - the perfect accompaniment to your bus ride from St. Louis to Flagstaff.

Did you know?

Did you know some bus companies in Germany offer to their passenger low-costs snacks and regional beer based on their destination? Prosit!

The Superbus, created by a Dutch engineer is the world's fastest bus with 250 km/h. Too bad it's only a prototype for now.

The average number of passengers on a coach bus is 32 meaning that a bus could replace a minimum of at least 30 cars!

What's the cheapest way to go from St. Louis to Flagstaff, US?

busbud logoThe bus is the cheapest travel choice for this destination

Will you be returning to St. Louis by bus?

Bus from Flagstaff, US to St. Louis

You can also go to Flagstaff, US by train

Train from St. Louis to Flagstaff, US

Why choose Busbud?

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