Find cheap bus tickets from Portland to Seattle

Next departures

Next departures for Portland to Seattle on October 6
Operated byVehicle typeDeparture timeDeparture locationTrip durationArrival timeArrival locationRecommendedPrice and booking link
FlixBus
Portland Curbside Bus Stop
Greyhound StationCheapest
Greyhound Lines, Inc.
Portland Curbside Bus Stop
Greyhound StationFastest
FlixBus
Portland Curbside Bus Stop
Greyhound StationNo tags
FlixBus
Portland Curbside Bus Stop
Greyhound StationNo tags
FlixBus
Portland Curbside Bus Stop
Seattle–Tacoma Int'l Airport (SEA)No tags

Last refresh of the prices: Today at 9:39 PM PDT.

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Compare 2 ways to go from Portland to Seattle.

Average Price$27 - $84Average Duration3h 45m
6kg CO₂e5 out of 5 stars
CheapestMost eco-friendly
Average Price$32 - $75Average Duration3h 25m
21kg CO₂e1 out of 5 stars
Fastest
busbud logoBusbud recommends taking the bus from Portland to Seattle

Among the sustainable travel choices, the bus stands out as the good way to reach Seattle. The journey takes about 3 hours 45 minutes and with fares starting at just $27, it presents an excellent value for a comfortable ride.

14bus per day
3h 45mAverage Duration
$27Cheapest ticket
6kgCO₂ emissions

Bus Portland, OR to Seattle: Trip Overview

Average ticket price$31
Average bus trip duration3h 45m
Number of daily buses14
Earliest bus departure7:00am
Distance144 miles (231 km)
Latest bus departure10:00pm

Portland to Seattle Bus

Frequently asked questions for your trip Portland, OR - Seattle

Find cheapest prices for buses

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

Best price found
10/01
$29
10/02
$28
Today
$32
10/04
$30
10/05
$32
10/06
$25
10/07
$24
10/08
$24
busbud logoThe cheapest trip from Portland, OR to Seattle was searched and found on Oct 7, 2025 with a price of $24

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

You can expect to pay from $24 to $98 for a bus ticket from Portland, OR to Seattle based on the last 2 days. You can expect to find the cheapest price for the trip at $24 which is on 2025-10-07.

Usually FlixBus, Greyhound will charge you higher prices for tickets closer to the departure date. To find the best prices, you should be flexible on your date of travel.

What's the cheapest way to go from Portland, OR to Seattle?

busbud logoThe bus is the cheapest travel choice for this destination

Will you be returning to Portland, OR by bus?

Bus from Seattle to Portland, OR

You can also go to Seattle by train

Train from Portland, OR to Seattle

Why choose Busbud?

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