Cheap Flight Tickets from Portland (PWM) to Seattle (SEA), Starting at $331

Good to Know: Cheapest and Fastest PWM - SEA Flights

Useful information for finding best airline tickets from Portland International Jetport to Seattle Tacoma International on your next trip.

Cheapest Round Trip Flight

$331

WN Southwest Airlines • 1 stop • 13h 35m

Aug 22 – Aug 29

The cheapest round trip flight from Portland to Seattle (PWM-SEA-PWM) is currently $331

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Fastest Flight

13h 35m

The fastest nonstop flight from Portland to Seattle (PWM-SEA) takes 13h 35m

Top Airlines Flying from Portland to Seattle

Southwest Airlines-WN

Southwest Airlines

Delta Airline, DL

Delta Airlines

American Airlines, AA

American Airlines

Alaska Airlines -AS

Alaska Airlines

United Airlines, UA

United Airlines

Sun Country Airlines (SY)

Sun Country Airlines

WestJet Airlines

WestJet Airlines

Aeromexico Airline (AM)

Aeromexico

Latest Flight Deals from Portland (PWM) to Seattle (SEA)

Compare and book low fare round-trip air tickets from Portland to Seattle. Ideal for travelers with confirmed return itineraries.

Aug 22 - Aug 29, Economy
WN
Portland → Seattle
13h 35m
3:40 PM - 8:55 PM • 1 stop
WN
Portland → Seattle
12h 35m
7:40 AM - 6:35 PM • 1 stop
$331
Southwest Airlines
Aug 22 - Aug 29, Economy
WN
Portland → Seattle
28h 25m
7:25 AM - 9:30 PM • 2 stops
WN
Portland → Seattle
12h 35m
7:40 AM - 6:35 PM • 1 stop
$335
Southwest Airlines
Aug 22 - Aug 29, Economy
WN
Portland → Seattle
23h 40m
5:40 AM - 5:00 PM • 2 stops
WN
Portland → Seattle
15h 5m
10:30 PM - 10:35 AM • 1 stop
$335
Southwest Airlines
Aug 22 - Aug 29, Economy
WN
Portland → Seattle
22h 5m
10:30 AM - 8:55 PM • 2 stops
WN
Portland → Seattle
12h 35m
7:40 AM - 6:35 PM • 1 stop
$335
Southwest Airlines
Aug 22 - Aug 29, Economy
DL
Portland → Seattle
18h 43m
2:57 PM - 11:20 PM • 1 stop
DL
Portland → Seattle
43h 32m
7:20 AM - 12:32 PM • 2 stops
$387
Delta Airlines
Aug 22 - Aug 29, Economy
DL
Portland → Seattle
19h 15m
6:00 AM - 2:55 PM • 2 stops
DL
Portland → Seattle
18h 35m
7:16 AM - 9:31 PM • 1 stop
$467
Delta Airlines

Fly from Portland to Seattle with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Portland to Seattle? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Portland to Seattle Flights

What are the airports in Portland?
PWM
What’s the most popular airline flying from PWM to SEA?
The most popular airline flying from Portland to Seattle are
Can I fly from PWM to SEA non-stop?
NO
Which airlines fly nonstop between Portland and Seattle?
The non-stop flights between Portland and Seattle are .
What’s the earliest departure time from PWM to SEA Airport?
The earliest flight leaves PWM at 5:40 am and lands in SEA - Seattle Tacoma International
What are the airports in Seattle?
SEA
Can I make changes to my Portland to Seattle flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from PWM to SEA?
Read the fare rules of the Portland to Seattle air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Portland and Seattle?
operate flights between Portland and Seattle
How long does a flight from Portland to Seattle take?
It takes approximately 6 hour to fly non-stop from PWM to SEA, which is 2489.5 miles by air.
Which airlines provide the cheapest flights from Portland (PWM) to Seattle (SEA) ?
In the past couple of days, the cheapest tickets to SEA from PWM were found on WN : USD 331
Do I need a passport to fly between PWM and SEA?
No
What’s the latest departure time from PWM to SEA ?
The last flight leaves PWM at 3:40 pm

Essential Information for Booking Flights from Portland (PWM) - AI Insights

What's the cheapest airline from pwm to sea?
You can find budget-friendly flights from Portland International Jetport (PWM) to Seattle Tacoma International (SEA) on airlines like United Airlines (UA), which offers low fares. For a round-trip journey, consider booking your flight at least 52 days in advance for the best savings. You can search for cheap airline tickets on fareleaders.com and filter by 'Low Fares' to find affordable options.
What's the popular airline to fly from pwm to sea?
You can fly from Portland International Jetport (pwm) to Seattle Tacoma International (sea) on Southwest Airlines (WN), which offers budget-friendly flights. Please note that since you're traveling alone, you'll have a lower fare. For round-trip flights with one stop, advance booking is recommended at least 52 days in advance for the best savings.
What's the cheapest day of the week to fly from pwm to sea?
The cheapest day to fly from Portland International Jetport (pwm) to Seattle Tacoma International (sea) is Monday. Flying on Mondays can often result in lower fares, making it a budget-friendly option for your round-trip journey.
What's the cheapest month to fly from pwm to sea?
The cheapest month to fly from Portland International Jetport (PWM) to Seattle Tacoma International (SEA) is August. This flight option typically offers budget-friendly flights, making it a great time to book your airfare.
Which airline/airlines fly from pwm to sea?
The airlines that fly from Portland International Jetport (pwm) to Seattle Tacoma International (sea) include Sun Country Airlines, United Airlines, JetBlue Airways, Alaska Airlines, Delta Airlines, American Airlines, WestJet Airlines, Southwest Airlines, Aeromexico, and Mexicana. You can find budget-friendly flights on these airlines for your round-trip journey. Book in advance to secure the best airfares.
What is the cheapest airfare from Portland International Jetport to Seattle Tacoma International for a one-way economy flight?
The cheapest airline for this route is Southwest Airlines (WN), with prices starting from $150. Book your flight via FareLeaders web website in July for the best deals.
How many advance booking days do I need to book my round trip flights from Milwaukee to Seattle?
For a round trip journey, you should book at least 52 advance booking days in advance to get the cheapest airfare.
Can I find awesome deals on flights via the FareLeaders web website in July?
Yes, you can find amazing deals on flights via FareLeaders web website in July. Book your flight now and save up to $200!
How can I search for busco airlines and compare airfares with fares on FareLeaders?
To search for Busco Airlines and compare airfares with fares on FareLeaders, simply type the airline name in the search bar and select your preferred flight options.
What is the best way to book my flight from Portland International Jetport to Seattle Tacoma International with the fewest stops?
The best way to book a flight with the fewest stops is to fly with Southwest Airlines (WN), which offers non-stop flights from Portland International Jetport to Seattle Tacoma International.

Portland (PWM) to Seattle (SEA): Airport Information

Origin Airport Portland International Jetport , Portland, US
Destination Airport Seattle Tacoma International , Seattle, US
Distance 2490 miles

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