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Latest Flight Deals from Portland to Seattle

Book one-way or return flights from Portland to Seattle from as little as NZD 72. Choose from the popular airlines below and book your flight today!

  • One way
  • Round-trip
      • PDX16:50
        59m
        Direct
        SEA17:49
        Wed, May 15|Portland - Seattle|Alaska Airlines
        NZD 72NZD 120
        39% OFF
        39% OFF
        NZD 120NZD 72
      • PDX19:25
        59m
        Direct
        SEA20:24
        Tue, Jun 11|Portland - Seattle|Alaska Airlines
        NZD 73NZD 120
        39% OFF
        39% OFF
        NZD 120NZD 73
      • PDX14:50
        1h 1m
        Direct
        SEA15:51
        Wed, Jun 12|Portland - Seattle|Alaska Airlines
        NZD 73NZD 120
        39% OFF
        39% OFF
        NZD 120NZD 73
      • PDX20:55
        59m
        Direct
        SEA21:54
        Tue, Jun 4|Portland - Seattle|Alaska Airlines
        NZD 74
        NZD 74
      • PDX16:50
        59m
        Direct
        SEA17:49
        Tue, May 14|Portland - Seattle|Alaska Airlines
        NZD 74
        NZD 74
      • PDX18:07
        1h
        Direct
        SEA19:07
        Tue, May 7|Portland - Seattle|Alaska Airlines
        NZD 75
        NZD 75
      • PDX06:37
        1h 3m
        Direct
        SEA07:40
        Tue, May 14|Portland - Seattle|Delta Air Lines
        NZD 78
        NZD 78
      • PDX16:50
        59m
        Direct
        SEA17:49
        Wed, May 8|Portland - Seattle|Alaska Airlines
        NZD 91
        NZD 91
      • PDX16:50
        59m
        Direct
        SEA17:49
        Tue, May 21|Portland - Seattle|Alaska Airlines
        NZD 91
        NZD 91
      • PDX06:37
        1h 3m
        Direct
        SEA07:40
        Tue, May 21|Portland - Seattle|Delta Air Lines
        NZD 94
        NZD 94
      • PDX13:00
        3h 5m
        Direct
        SEA14:00
        Sat, May 4|Portland - Seattle|Alaska Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Portland to Seattle? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Portland to Seattle. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Airlines Flying from Portland to Seattle

View airlines operating flights from Portland to Seattle. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Alaska Airlines
From NZD 72
Delta Air Lines
From NZD 78
Southwest Airlines
From NZD 293
American Airlines
From NZD 318
United Airlines
From NZD 359
ANA airlines

Find more flights and airlines

Alternative Routes from Portland to Seattle

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Portland to Seattle.

  • Cheapest
    Alaska Airlines
    PDX
    16:50
    0h 59m
    Direct
    SEA
    17:49
    Portland International Airport - Seattle-Tacoma International Airport
    Wed, May 15Alaska Airlines
    NZD 72
  • Alaska Airlines
    PDX
    16:50
    0h 59m
    Direct
    SEA
    17:49
    Portland International Airport - Seattle-Tacoma International Airport
    Wed, May 15Alaska Airlines
    NZD 72
    Find More Flights

How do I find the cheapest flights?

  • When are flight tickets from Portland (PDX) to Seattle (SEA) the cheapest?

    Airlines adjust prices for flights from Portland to Seattle based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Portland (PDX) to Seattle (SEA) cost?

    According to Trip.com's data, the lowest price is around NZD 316.

  • How long does it take to fly from Portland (PDX) to Seattle (SEA) and what is the distance?

    It takes around 1 hour 1 minute to fly from Portland (PDX) to Seattle (SEA).

  • What is the transportation method from the main airport to downtown in Seattle?

    • The distance from Seattle-Tacoma International Airport to downtown is about 17km. It takes about 30 minutes by taxi.

  • What are the most popular airlines that fly from Portland (PDX) to Seattle (SEA)?

    Airlines with flights from Portland (PDX) to Seattle (SEA): Alaska Airlines, Delta Air Lines, Qatar Airways, China Eastern Airlines, Air Tahiti Nui, WestJet and Condor Airlines.

How to find a cheap flight from Portland to Seattle

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Portland to Seattle. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Flight Information from Portland to Seattle

Cheapest nonstop flight price

NZD 72

Cheapest round-trip ticket price

NZD 129

Off-season for travel

January

Peak season for travel

October

Flight distance

208.22km

Average flight time

1 hour 1 minute

Popular airline

Alaska Airlines

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