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Cheap flights from Portland to Seattle (PDX - SEA)

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How to find the cheapest flight from
Portland (PDX) to Seattle (SEA)

What is the cheapest day to fly round-trip from Portland to Seattle?

Leaving on a Thursday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 17% on the overall cost on flights from Portland to Seattle.

How far in advance should I book a flight from Portland to Seattle?

Travelers have found it’s best to book a flight 27 days in advance to save up to 58% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 27 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Portland to Seattle 1-2 weeks in advance for as low as $136, or $197 for flights within the next 24 hours.

Cheap flights from Portland to Seattle in July, August 2020

The best prices found for PDX to SEA flights for July, August
8 Jul - 15 Jul
$107pp
PDX
Portland
Multiple Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
Non-Stop
PDX
Portland
7 Jul - 16 Jul
$117pp
PDX
Portland
Multiple Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
Non-Stop
PDX
Portland
10 Jul - 13 Jul
$127pp
PDX
Portland
Delta
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
Non-Stop
PDX
Portland

Portland to Seattle 2020 flight deals

Cheap flights to Seattle from Portland found for this year
8 Jul - 11 Jul
$107pp
PDX
Portland
Multiple Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
Non-Stop
PDX
Portland
7 Jul - 17 Jul
$117pp
PDX
Portland
Multiple Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
Non-Stop
PDX
Portland
18 Aug - 18 Aug
$122pp
PDX
Portland
Delta
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
Non-Stop
PDX
Portland

Non-stop flights to Seattle from Portland

Save time with Portland to Seattle direct flight deals
8 Jul - 11 Jul
$107pp
PDX
Portland
Delta
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
Non-Stop
PDX
Portland
7 Jul - 12 Jul
$117pp
PDX
Portland
Multiple Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
Non-Stop
PDX
Portland
18 Aug - 18 Aug
$122pp
PDX
Portland
Delta
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
Non-Stop
PDX
Portland

Last minute flights from Portland to Seattle

Late deals on round-trip flights to Seattle from Portland, departing today and this week
28 Jun - 5 Jul
$147pp
PDX
Portland
Delta
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
Non-Stop
PDX
Portland
26 Jun - 30 Jun
$217pp
PDX
Portland
Multiple Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
PDX
Portland
26 Jun - 28 Jun
$267pp
PDX
Portland
Delta
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
Non-Stop
PDX
Portland

One-way flights to Seattle from Portland

The cheapest one-way flights from Portland to Seattle
7:45 am - 8:43 am
Delta
Nonstop
0h 58m
PDX - SEA
Delta
$134
Delta
4:59 pm - 1:19 pm
Multiple Airlines
1 Stop
20h 20m
PDX - SEA
Multiple Airlines
$170
Kiwi.com
4:59 pm - 8:56 am
Spirit Airlines
1 Stop
15h 57m
PDX - SEA
Spirit Airlines
$184
JustFly

Related info for your journey

Useful info, stats and facts about Portland to Seattle flights.

Flight FAQs

From Portland to Seattle

Are flight prices decreasing from Portland to Seattle due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Portland and Seattle for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Portland to Seattle for under $200 on Cheapflights?

Yes, there are multiple flights from Portland to Seattle for under $200. The cheapest flight booked recently is on Multiple Airlines for just $107, but on average you can expect to pay $152.

Are there nonstop flights from Portland to Seattle for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from Portland to Seattle under $200. A good price for a nonstop flight from Portland to Seattle is less than $165.

Are there last-minute flights available from Portland to Seattle for under $200?

There are currently 20+ open flights from Portland to Seattle within the next 7 days for less than $200.

What days are nonstop flights available from Portland to Seattle?

Days when nonstop flights are available for this flight are: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday.

How popular is this flight route?

Flights from Portland to Seattle have been viewed 27 times in the past calendar month.

What is the cheapest airline for this route?

While browsing flights check up on current rates for Horizon Airlines, Inc.. Horizon Airlines, Inc. offers the cheapest flight to Portland to Seattle. Flight availability can sometimes range however expect there to be 1,621 flights on average per day.

How long does the flight from Portland to Seattle take?

Travelers can expect a nonstop flight to take approximately 1 hour, flying a distance of about 81 miles.

How many flights depart from Portland to Seattle on average per day?

On average, you can expect to see 15 flights from Portland to Seattle a day.
Morning (6am - Noon) - 60% of flight departures
Afternoon (Noon - 6pm) - 27% of flight departures
Evening (6pm - Midnight) - 13% of flight departures

Is Portland weather warmer or cooler than Seattle?

Temperatures around the 82 °F's can be experienced in July. The weather in Seattle is colder than in Portland. Plan for potential changes in flight availability as peak weather approaches in this location.

Alternative routes for Portland to Seattle

Destination information for Seattle

Things to know before you go. Useful info for your trip from Portland to Seattle
Flight duration
0h 54m
Average temperature for July in Seattle
77.0 °F
Avg rainfall for July in Seattle
0.7 ″

Airports servicing Portland

Airports servicing Seattle

Seattle King County/Boeing (BFI)
Seattle Lake Union Spb (LKE)

Hourly flight availability from Portland to Seattle

Morning 6 AM to noon 56% of PDX to SEA departures
Afternoon Noon to 6 PM 39% of PDX to SEA departures
Early morning Midnight to 6 AM 5% of PDX to SEA departures
Evening 6 PM to midnight 0% of PDX to SEA departures
Midnight
6 AM
Noon
6 PM