There are 6 ways to get from Portland Airport (PDX) to Seattle by plane, bus (Flixbus, Greyhound), train (Amtrak), rideshare, or car
Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.
Fly to Seattle-Tacoma International Airport
best- Fly from Portland International Airport (PDX) to Seattle-Tacoma International Airport (SEA)plane PDX - SEA
1h 36m$141–323Bus
cheapest- Take the bus from Portland Curbside Bus Stop to Seattle Bus Stationbus FlixBus 2110 / ...
4h 55m$26–51Train (Amtrak)
- Take the train from Portland to Seattletrain Amtrak Cascades / ...
5h 8m$43–113Airport Transfer
- Take the rideshare from Portland International Airport (PDX) to Seattle173.2 mi
3h 3mDrive 173.2 mi
- Drive from Portland Airport (PDX) to Seattlecar 173.2 mi
3h 3m$32–46Fly to King County International Airport
- Fly from Portland International Airport (PDX) to King County International Airport (BFI)plane PDX - BFI
1h 28m$272–363
Portland Airport (PDX) to Seattle by bus
Comparing Your Travel Options
The cheapest way to get from Portland Airport (PDX) to Seattle is to bus which costs $26 - $55 and takes 4h 55m.
The fastest way to get from Portland Airport (PDX) to Seattle is to fly which takes 1h 28m and costs $270 - $370.
No, there is no direct bus from Portland Airport (PDX) to Seattle station. However, there are services departing from Portland International Airport and arriving at Seattle Bus Station via Portland Curbside Bus Stop. The journey, including transfers, takes approximately 4h 55m.
No, there is no direct train from Portland Airport (PDX) station to Seattle. However, there are services departing from Portland Int'l Airport station and arriving at Seattle via Portland. The journey, including transfers, takes approximately 5h 8m.
The distance between Portland Airport (PDX) and Seattle is 144 miles. The road distance is 174.2 miles.
The best way to get from Portland Airport (PDX) to Seattle without a car is to bus which takes 4h 55m and costs $26 - $55.
It takes approximately 1h 36m to get from Portland Airport (PDX) to Seattle, including transfers.
Portland Airport (PDX) to Seattle bus services, operated by Flixbus USA, depart from Portland Curbside Bus Stop station.
Portland Airport (PDX) to Seattle train services, operated by Amtrak, depart from Portland station.
The best way to get from Portland Airport (PDX) to Seattle is to fly which takes 1h 36m and costs $140 - $330. Alternatively, you can bus, which costs $26 - $55 and takes 4h 55m, you could also train, which costs $40 - $120 and takes 5h 8m.
What companies run services between Portland Airport (PDX), USA and Seattle, WA, USA?
Alaska Airlines, Inc. and Delta fly from Portland International Airport (PDX) to Seattle-Tacoma International Airport (SEA) hourly. Alternatively, Flixbus USA operates a bus from Portland Curbside Bus Stop to Seattle Bus Station twice daily. Tickets cost $25–40 and the journey takes 3h 35m. Greyhound USA also services this route twice daily.
- Website
- alaskaair.com
Flights from Portland International Airport to Seattle-Tacoma International Airport
- Ave. Duration
- 1h 4m
- When
- Every day
- Estimated price
- $130–320
Rome2Rio's guide to Amtrak
Contact DetailsContact Details
- Phone
- +1 800-872-7245
- Website
- Amtrak
Train from Portland to Seattle
- Ave. Duration
- 3h 25m
- Frequency
- Every 4 hours
- Estimated price
- $40–110
- Website
- Amtrak
- Phone
- +1 (855) 626-8585
- Website
- Flixbus USA
Bus from Portland Curbside Bus Stop to Seattle Bus Station
- Ave. Duration
- 3h 35m
- Frequency
- Twice daily
- Estimated price
- $25–40
- Schedules at
- Flixbus USA
- Website
- https://www.mozio.com
Rideshare from Portland International Airport (PDX) to Seattle
- Ave. Duration
- 3h 3m
- Frequency
- On demand
Want to know more about travelling around United States
Rome2Rio's Travel Guide series provide vital information for the global traveller. Filled with useful and timely travel information, the guides answer all the hard questions - such as 'How do I buy a ticket?', 'Should I book online before I travel? ', 'How much should I expect to pay?', 'Do the trains and buses have Wifi?' - to help you get the most out of your next trip.
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Booking & Getting There
Portland Airport (PDX) to Seattle bus services, operated by Flixbus USA, arrive at Seattle Bus Station.
Portland Airport (PDX) to Seattle train services, operated by Amtrak, arrive at Seattle station.
Yes, the driving distance between Portland Airport (PDX) to Seattle is 174 miles. It takes approximately 3h 3m to drive from Portland Airport (PDX) to Seattle.
There are 1487+ hotels available in Seattle.
Check out Blablacar's carpooling service for rideshare options between Portland Airport (PDX) and Seattle. A great option if you don't have a driver's licence or want to avoid public transport.






