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Cheap Flights from Portland to Seattle, WA, United States - PWM to SEA

Popular flights from Portland to Seattle

We’ve got the inside scoop on finding the best time to fly for the best price. Not sure when to travel for your next vacation? Find details below on when-to-fly and when-to-buy.

Alaska Airlines
Departure Date Return Date Lowest Price
Jun 7, 2016 Jun 14, 2016 $518
American Airlines
Departure Date Return Date Lowest Price
Jun 7, 2016 Jun 14, 2016 $442
JetBlue Airways
Departure Date Return Date Lowest Price
Jun 7, 2016 Jun 14, 2016 $451
United Airlines
Departure Date Return Date Lowest Price
Aug 25, 2016 Sep 3, 2016 $393

How Much Does it Cost to Fly from Portland to Seattle (PWM to SEA)?

We have collected flight cost data from across the web for travel from Portland to Seattle, and have found the average flight price for this trip to be $530.

When Can I Buy the Cheapest Flight from Portland to Seattle (PWM to SEA)?

Airlines can adjust prices for plane tickets from Portland to Seattle based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

Round Trip vs One Way Flights from Portland to Seattle (PWM to SEA)

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from Portland to Seattle. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from Portland to Seattle is $224.

The average price for round trip flights from Portland to Seattle is $468.

Portland to Seattle Flight Questions

Below are some common questions that asked about this flight route:

Question: What are the most popular connecting cities when flying from Portland to Seattle?
Answer: Atlanta, GA

Airlines Flying from Portland to Seattle (PWM to SEA)

Below are the different airlines that fly from Portland to Seattle with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from Portland to Seattle.

Portland to Seattle
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American PHL X X X X X X X
JetBlue JFK X X X X X X
Delta ATL X X X X X X X
Delta DTW / MSP X X X X X X X
United IAD X X X X X X X
Southwest BWI X X

Airports for Your Route

These pages contain information about the major airports in Portland and Seattle, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap Domestic Flights from Portland - PWM

FlightsAirlineLowest Price
Portland to Portland American, Alaska, JetBlue, United $412

Cheap International Flights from Portland - PWM

FlightsAirlineLowest Price
Portland to Vancouver American, Air Canada, Alaska, United, WestJet $575

Cheap Domestic Flights to Seattle - SEA

FlightsAirlineLowest Price
Boston to Seattle American, Alaska, JetBlue, Spirit, Sun Country, United $275
Hartford to Seattle American, Alaska, United $438
Providence to Seattle American, Alaska, United $374
Burlington to Seattle American, Alaska, United $403
Manchester to Seattle American, United $374
Albany to Seattle American, Alaska, United $360
Bangor to Seattle American, Alaska, United $430
Boston to Portland American, Alaska, JetBlue, Spirit, Sun Country, United, Virgin America $277
Boston to Chicago American, Alaska, JetBlue, Spirit, United $89
Boston to Los Angeles American, Alaska, JetBlue, Spirit, Sun Country, United, Virgin America $324
Boston to Dallas - Ft Worth American, Alaska, JetBlue, Spirit, United $89
Boston to Atlanta American, Alaska, Spirit, United $150
Boston to San Francisco American, Alaska, JetBlue, Sun Country, United, Virgin America $292
Hartford to Portland American, Alaska, United $384
Boston to New York American, JetBlue $128
Boston to Las Vegas American, Alaska, JetBlue, Spirit, Sun Country, United, Virgin America $216
Manchester to Portland American, United $553
Providence to Portland American, Alaska, United $510
Albany to Portland American, United $448
Boston to Denver American, JetBlue, Spirit, Sun Country, United $255
Boston to Bellingham American, Alaska, United $461

Cheap International Flights to Seattle - SEA

FlightsAirlineLowest Price
Boston to Vancouver Cape Air, American, Air Canada, Alaska, JetBlue, Frontier, Spirit, Sun Country, Air Transat, United, Virgin America, WestJet $315
Boston to Victoria American, Air Canada, Alaska, JetBlue, United, Virgin America, WestJet $354
Hartford to Vancouver American, Air Canada, Alaska, United, WestJet $418
Boston to London American, Air Berlin, Air France, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Eurowings, Iberia, KLM, Lufthansa, Thomas Cook, Czech, Austrian, SATA, SAS, Brussels, Tap Portugal, United, Air Europa, Virgin Atlantic, FlexFlight, City Jet, Great Lakes $752
Providence to Vancouver American, Air Canada, Alaska, United, WestJet $549
Manchester to Vancouver American, Air Canada, Alaska, United, WestJet $458
Albany to Vancouver Cape Air, American, Air Canada, Alaska, Frontier, United, WestJet $517
Cheap Flights from Portland to Seattle, WA, United States, from $393 Round trip from PWM to SEA