How much is the bus ticket from St. Louis to Seattle?

The cheapest bus tickets from St. Louis to Seattle start from $189. The average price for this route is around $322. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.

Which bus companies service the St. Louis to Seattle route?

Several major bus companies operate on this route with 3 buses available per day.

What are the earliest and latest departure times for the bus from St. Louis to Seattle?

The earliest bus departs from St. Louis to Seattle at 9:10am. And the latest bus departs at 4:30pm.

What are the CO₂ emissions for the bus trip from St. Louis to Seattle?

A bus trip from St. Louis to Seattle generates an estimated 69 kg of CO₂, making it a highly eco-friendly travel option and a mode of travel recommended by Busbud.

Bus St. Louis to Seattle from $181 | Refundable Tickets

Next bus departures

Next departures for St. Louis to Seattle on March 25
Operated by	Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended	Price and booking link
Greyhound Lines, Inc. + FlixBus	Bus	4:30pm	Gateway Station	2d 23h	1:50pm	University of Washington	CheapestFastest

Next departures for St. Louis to Seattle on March 26
Operated by	Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
	Bus	9:10am	Saint Louis (Lambert Field)	2d 17h	12:50am	Greyhound Station	CheapestFastest
Greyhound Lines, Inc. + FlixBus	Bus	4:30pm	Gateway Station	2d 23h	1:50pm	University of Washington	No tags
Greyhound Lines, Inc. + FlixBus	Bus	9:10am	Saint Louis (Lambert Field)	3d 5h	12:50pm	Seattle–Tacoma Int'l Airport (SEA)	No tags
Greyhound Lines, Inc. + FlixBus	Bus	9:10am	Saint Louis (Lambert Field)	3d 6h	1:50pm	University of Washington	No tags

Next departures for St. Louis to Seattle on March 27
Operated by	Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
	Bus	9:10am	Saint Louis (Lambert Field)	2d 17h	12:50am	Greyhound Station	CheapestFastest
Greyhound Lines, Inc. + FlixBus	Bus	4:30pm	Gateway Station	2d 23h	1:50pm	University of Washington	No tags
Greyhound Lines, Inc. + FlixBus	Bus	9:10am	Saint Louis (Lambert Field)	3d 5h	12:50pm	Seattle–Tacoma Int'l Airport (SEA)	No tags
Greyhound Lines, Inc. + FlixBus	Bus	9:10am	Saint Louis (Lambert Field)	3d 6h	1:50pm	University of Washington	No tags

Next departures for St. Louis to Seattle on March 28
Operated by	Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Greyhound Lines, Inc. + FlixBus	Bus	4:30pm	Gateway Station	2d 23h	1:50pm	University of Washington	Cheapest
	Bus	9:10am	Saint Louis (Lambert Field)	2d 17h	12:50am	Greyhound Station	Fastest
Greyhound Lines, Inc. + FlixBus	Bus	9:10am	Saint Louis (Lambert Field)	3d 5h	12:50pm	Seattle–Tacoma Int'l Airport (SEA)	No tags
Greyhound Lines, Inc. + FlixBus	Bus	9:10am	Saint Louis (Lambert Field)	3d 6h	1:50pm	University of Washington	No tags

Next departures for St. Louis to Seattle on March 29
Operated by	Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
	Bus	9:10am	Saint Louis (Lambert Field)	2d 17h	12:50am	Greyhound Station	CheapestFastest
Greyhound Lines, Inc. + FlixBus	Bus	4:30pm	Gateway Station	2d 23h	1:50pm	University of Washington	No tags
Greyhound Lines, Inc. + FlixBus	Bus	9:10am	Saint Louis (Lambert Field)	3d 5h	12:50pm	Seattle–Tacoma Int'l Airport (SEA)	No tags
Greyhound Lines, Inc. + FlixBus	Bus	9:10am	Saint Louis (Lambert Field)	3d 6h	1:50pm	University of Washington	No tags

Next departures for St. Louis to Seattle on March 30
Operated by	Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Greyhound Lines, Inc. + FlixBus	Bus	9:10am	Saint Louis (Lambert Field)	3d 5h	12:50pm	Seattle–Tacoma Int'l Airport (SEA)	Cheapest
	Bus	9:10am	Saint Louis (Lambert Field)	2d 17h	12:50am	Greyhound Station	Fastest
Greyhound Lines, Inc. + FlixBus	Bus	4:30pm	Gateway Station	2d 23h	1:50pm	University of Washington	No tags
Greyhound Lines, Inc. + FlixBus	Bus	9:10am	Saint Louis (Lambert Field)	3d 6h	1:50pm	University of Washington	No tags

Next departures for St. Louis to Seattle on March 31
Operated by	Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Greyhound Lines, Inc. + FlixBus	Bus	4:30pm	Gateway Station	2d 23h	1:50pm	University of Washington	Cheapest
	Bus	9:10am	Saint Louis (Lambert Field)	2d 17h	12:50am	Greyhound Station	Fastest
Greyhound Lines, Inc. + FlixBus	Bus	9:10am	Saint Louis (Lambert Field)	3d 5h	12:50pm	Seattle–Tacoma Int'l Airport (SEA)	No tags
Greyhound Lines, Inc. + FlixBus	Bus	9:10am	Saint Louis (Lambert Field)	3d 6h	1:50pm	University of Washington	No tags

Next departures for St. Louis to Seattle on April 1
Operated by	Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Greyhound Lines, Inc. + FlixBus	Bus	4:30pm	Gateway Station	2d 23h	1:50pm	University of Washington	CheapestFastest
Greyhound Lines, Inc. + FlixBus	Bus	9:10am	Saint Louis (Lambert Field)	3d 5h	12:50pm	Seattle–Tacoma Int'l Airport (SEA)	No tags
Greyhound Lines, Inc. + FlixBus	Bus	9:10am	Saint Louis (Lambert Field)	3d 6h	1:50pm	University of Washington	No tags

Last refresh of the prices: Yesterday at 11:19 PM CDT.

Compare 2 ways to go from St. Louis to Seattle

We recommend taking the train

Among the sustainable travel choices, the Train stands out as a good way to reach Seattle. The journey takes about 2 days, 18 hours 15 minutes, and with fares starting at just $269, it presents an excellent value for a comfortable ride.

4train per day

2d 18hAverage Duration

2769 kmDistance

252kgCO₂ emissions

	Average Price	Average Duration	CO₂ emissions	Actions
Bus	Average Price$189 - $924	Average Duration3d 5h	CO₂ emissions 69kg CO₂e
Train	Average Price$269 - $4,138	Average Duration2d 18h	CO₂ emissions 252kg CO₂e

Where are the popular stops in St. Louis and Seattle?

Stops in St. Louis

A
Gateway Station
430 S 15th St, St Louis, MO 63103
Visit page

Stops in Seattle

A
Greyhound Station
503 S Royal Brougham Way, Seattle, WA 98134, USA
Visit page
B
Seattle-International Airport (SEA)
Visit page
C
Washington State Convention Center
705 Pike St, Seattle WA 98101, USA, , Pick-up is at the Charter Bus Loading Zone on 8th Avenue at the corner of 8th Ave. and Pike Street.
Visit page
D
Pier 91
2001 W Garfield St, Seattle WA 98119, USA
Visit page
E
Pier 66
2203 Alaskan Way, Seattle WA 98121, USA
F
International District
700-822 5th Ave S, Seattle, WA 98104, USA

Compare bus companies

Greyhound

3.5/587,531 reviews

Staff3.6

Timeliness2.9

Cleanliness3.4

Wi‑Fi2.5

Based on 87531 reviews, the company was rated 3.5 stars on Busbud. Travellers were especially satisfied with the ticket access and the temperature but often complained with the Wi‑Fi. Greyhound ticket prices on this trip start at $191

US bus companies:FlixBus, Greyhound, BlaBlaCar Bus, ALSA, Intercape, Trenitalia, Big Sky

Frequently asked questions about travelling from St. Louis to Seattle by bus

Please note that schedules, routes, or operator details shown here may be updated or vary at the time of your trip.

How much is the bus ticket from St. Louis to Seattle?
The cheapest bus tickets from St. Louis to Seattle start from $189. The average price for this route is around $322. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.
Which bus companies service the St. Louis to Seattle route?
Several major bus companies operate on this route with 3 buses available per day.
What are the earliest and latest departure times for the bus from St. Louis to Seattle?
The earliest bus departs from St. Louis to Seattle at 9:10am. And the latest bus departs at 4:30pm.
What are the CO₂ emissions for the bus trip from St. Louis to Seattle?
A bus trip from St. Louis to Seattle generates an estimated 69 kg of CO₂, making it a highly eco-friendly travel option and a mode of travel recommended by Busbud.

Find cheapest prices for buses

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

Best price found

03-23

$314

03-24

$729

Today

No data

03-26

$606

03-27

$412

03-28

$367

03-29

$334

03-30

$336

The cheapest trip from St. Louis to Seattle was searched and found on Mar 23, 2026 with a price of $314

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 Seattle, as early as possible.

You can expect to pay from $314 to $729 for a bus ticket from St. Louis to Seattle based on the last 2 days. You can expect to find the cheapest price for the trip at $334 which is on 2026-03-29.