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Cheap flights from Portland to Seattle (PWM - SEA)

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

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

Users have found that leaving on a Tuesday can be a cost-effective option. It’s possible to save up to 46% on your flight compared to booking on days when demand is much higher.

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

To save up to 58% on this flight, we recommend booking at least 27 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Portland to Seattle from $136 1-2 weeks out and tickets from $197 for flights departing within the next 72 hours.

When is the cheapest time to fly from Portland to Seattle (PWM - 03A)?

It’s optimal to fly from Portland to Seattle in the evening. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight in the morning.

Cheap flights from Portland to Seattle in September, October 2020

The best prices found for PWM to SEA flights for September, October
21 Oct - 29 Oct
$276pp
PWM
Portland
Delta
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
   
2 STOPS
PWM
Portland
20 Oct - 28 Oct
$296pp
PWM
Portland
Delta
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
   
2 STOPS
PWM
Portland
17 Oct - 25 Oct
$316pp
PWM
Portland
Delta
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
 
1 STOP
PWM
Portland

Portland to Seattle 2020 flight deals

Cheap flights to Seattle from Portland found for this year
5 Nov - 9 Nov
$274pp
PWM
Portland
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
American Airlines
   
2 STOPS
PWM
Portland
21 Oct - 29 Oct
$276pp
PWM
Portland
Delta
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
   
2 STOPS
PWM
Portland
20 Oct - 28 Oct
$296pp
PWM
Portland
Delta
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
   
2 STOPS
PWM
Portland

Last minute flights from Portland to Seattle

Late deals on round-trip flights to Seattle from Portland, departing today and this week
9 Oct - 16 Oct
$327pp
PWM
Portland
Delta
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
   
2 STOPS
PWM
Portland
8 Oct - 16 Oct
$372pp
PWM
Portland
Delta
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
   
2 STOPS
PWM
Portland
7 Oct - 13 Oct
$423pp
PWM
Portland
Delta
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
   
2 STOPS
PWM
Portland

One-way flights to Seattle from Portland

The cheapest one-way flights from Portland to Seattle
12:32 pm - 6:52 pm
Delta
1 Stop
9h 20m
PWM - SEA
Delta
$138
Delta
3:15 am - 2:00 pm
Delta
1 Stop
13h 45m
PWM - SEA
Delta
$475
Delta
8:46 am - 1:53 pm
Delta
1 Stop
8h 07m
PWM - SEA
Delta
$1,539
Delta

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 $300 on Cheapflights?

Yes, there are multiple flights from Portland to Seattle for under $300. The cheapest flight booked recently is on Multiple Airlines for just $274, but on average you can expect to pay $402.

Are there nonstop flights from Portland to Seattle for under $300 on Cheapflights?

There are no nonstop flights from Portland to Seattle, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Portland to Seattle for under $400?

There are currently 9+ open flights from Portland to Seattle within the next 7 days for less than $400.

What days are nonstop flights available from Portland to Seattle?

Nonstop flights can be found on the following days: Sunday, Tuesday, Wednesday, Thursday, Friday, Saturday.

Is Portland weather warmer or cooler than Seattle?

You can imagine temperatures to be in the 81 °F range in July. The weather in Seattle is generally colder than Portland's. As flight availability is subject to become more limited as peak season approaches it is ideal to book in a timely manner.

How long is the flight from Portland to Seattle?

There are many flights that can get you from Portland to Seattle in 8h 07m. Fly via Delta to get the fastest option.

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

Flying on Delta is currently your cheapest option to Seattle, with prices starting at $276.

What are the cheapest airlines to fly from Portland to Seattle one-way?

To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $138.

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
Average temperature for September in Seattle
73.4 °F
Avg rainfall for September in Seattle
1.0 ″

Airports servicing Portland

Airports servicing Seattle

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