$129 Cheap flights from Portland Intl. to Seattle - Tacoma Intl. (PDX to SEA)

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Find The Best Dates To Fly from Portland Intl. to Seattle - Tacoma Intl.

Compare Flight Prices from Portland to Seattle

Affordable Airfare Tickets from PDX to SEA Airport

The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were $197 round trip and $129 one way. Prices and availability subject to change. Additional terms may apply.

Sat, Dec 5 - Tue, Dec 8
PDX
Portland
SEA
Seattle
$197 Roundtrip, found 6 hours ago
$197
Roundtrip
found 6 hours ago
Select Alaska Airlines flight, departing Sat, Dec 5 from Portland to Seattle, returning Tue, Dec 8, priced at $197 found 6 hours ago
Fri, Dec 11 - Sat, Dec 12
PDX
Portland
SEA
Seattle
$206 Roundtrip, found 4 days ago
$206
Roundtrip
found 4 days ago
Select Bargain Flight flight, departing Fri, Dec 11 from Portland to Seattle, returning Sat, Dec 12, priced at $206 found 4 days ago
Fri, Dec 11 - Sat, Dec 12
PDX
Portland
SEA
Seattle
$207 Roundtrip, found 4 days ago
$207
Roundtrip
found 4 days ago
Select Delta flight, departing Fri, Dec 11 from Portland to Seattle, returning Sat, Dec 12, priced at $207 found 4 days ago
Wed, Nov 4 - Thu, Nov 19
PDX
Portland
SEA
Seattle
$209 Roundtrip, found 6 days ago
$209
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, Nov 4 from Portland to Seattle, returning Thu, Nov 19, priced at $209 found 6 days ago
Sat, Dec 5 - Tue, Dec 8
PDX
Portland
SEA
Seattle
$209 Roundtrip, found 6 hours ago
$209
Roundtrip
found 6 hours ago
Select Alaska Airlines flight, departing Sat, Dec 5 from Portland to Seattle, returning Tue, Dec 8, priced at $209 found 6 hours ago
Sat, Sep 26 - Wed, Sep 30
PDX
Portland
SEA
Seattle
$210 Roundtrip, found 2 days ago
$210
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sat, Sep 26 from Portland to Seattle, returning Wed, Sep 30, priced at $210 found 2 days ago
Tue, Sep 15 - Tue, Sep 22
PDX
Portland
SEA
Seattle
$211 Roundtrip, found 5 days ago
$211
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Tue, Sep 15 from Portland to Seattle, returning Tue, Sep 22, priced at $211 found 5 days ago
Tue, Sep 22 - Sun, Oct 4
PDX
Portland
SEA
Seattle
$213 Roundtrip, found 1 day ago
$213
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Tue, Sep 22 from Portland to Seattle, returning Sun, Oct 4, priced at $213 found 1 day ago
Sat, Sep 26 - Sun, Sep 27
PDX
Portland
SEA
Seattle
$213 Roundtrip, found 11 hours ago
$213
Roundtrip
found 11 hours ago
Select Alaska Airlines flight, departing Sat, Sep 26 from Portland to Seattle, returning Sun, Sep 27, priced at $213 found 11 hours ago
Tue, Sep 15 - Sat, Sep 19
PDX
Portland
SEA
Seattle
$214 Roundtrip, found 2 days ago
$214
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, Sep 15 from Portland to Seattle, returning Sat, Sep 19, priced at $214 found 2 days ago

Seattle - Tacoma Intl. flight + hotel packages - economy flights

Price found within the past 48 hours. Click for updated prices.
Motel 6 Issaquah, WA - Seattle - East

Motel 6 Issaquah, WA - Seattle - East

2 out of 5
Price was $507, price is now $389 per person
$389
per person
Sep 27 - Oct 1
found 10 hours ago
Roundtrip flight included
Portland (PDX) to Seattle (SEA)
Mediterranean Inn

Mediterranean Inn

3 out of 5
Price was $616, price is now $482 per person
$482
per person
Oct 8 - Oct 10
found 1 day ago
Roundtrip flight included
Portland (PDX) to Seattle (SEA)
Graduate by Hilton Seattle

Graduate by Hilton Seattle

4 out of 5
Price was $741, price is now $602 per person
$602
per person
Sep 27 - Oct 1
found 10 hours ago
Roundtrip flight included
Portland (PDX) to Seattle (SEA)
citizenM Seattle Pioneer Square

citizenM Seattle Pioneer Square

4 out of 5
Price was $800, price is now $660 per person
$660
per person
Sep 27 - Oct 1
found 10 hours ago
Roundtrip flight included
Portland (PDX) to Seattle (SEA)
The Edgewater Hotel

The Edgewater Hotel

4 out of 5
Price was $1,099, price is now $909 per person
$909
per person
Sep 27 - Oct 1
found 10 hours ago
Roundtrip flight included
Portland (PDX) to Seattle (SEA)
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Frequently asked questions

Can I catch a flight from Portland Intl. Airport (PDX) to Seattle - Tacoma Intl. Airport (SEA) right now?
For information on any current Seattle - Tacoma Intl. Airport (SEA) quarantine requirements and travel advice, go to our Covid-19 Travel Advisor. Check before you book your flight, so you don't get caught up en route.
Are there direct flights from Portland Airport to SEA?
Some trips are all about the journey; other times, it's all about the destination. But if you're eager to get to your destination fast, multiple airlines operate direct flights from PDX Airport to SEA, including Alaska Airlines and Delta.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to SEA, please visit our Customer Service Portal.
How long is the flight from Portland Intl. Airport (PDX) to Seattle - Tacoma Intl. Airport (SEA)?
If you were hoping to squeeze in a good sleep during your Portland to Seattle flight, you may have to think again. The normal flight time between Portland Airport and Seattle - Tacoma Intl. Airport (SEA) is just 1 hour and 5 minutes — just enough to relax your body and unwind for a short while.
What is the flight distance from PDX to Sea-Tac Airport?
There's a flight distance of 130 mi between PDX and Seattle - Tacoma Intl. Airport (SEA). Take advantage of your short journey to pencil down all the places you want to drop by and how you're going to get there. A comprehensive itinerary is key to having an unforgettable vacation.
What airlines fly from PDX to Seattle - Tacoma Intl. Airport (SEA)?
There are several airlines with direct flights from PDX to SEA. Alaska Airlines (AS) is well-known, offering roughly 395 flights every month. It's a good idea to also check out the deals available through Delta (DL). Another well-known airline, it operates 212 flights every month on the Portland to Seattle route. Compare the two to find your perfect fare.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you're flying with Alaska Airlines, Delta or Southwest Airlines you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Flight information from Portland to Seattle

 

Traveling From
Portland Intl.
Traveling To
Seattle - Tacoma Intl.
Shortest Flight Time
 hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
$197

Route Info

Flight path for flights from Portland International Airport to Seattle-Tacoma International Airport


Origin:
PDX - Portland International Airport
Destination:
SEA - Seattle-Tacoma International Airport
Distance:
130.00 miles


Airlines & Aircraft Used on PDX to SEA Flight Routes


Airline Carrier
Aircraft
Alaska Airlines
Boeing 737 all pax models
Alaska Airlines
De Havilland Canada DHC-8-400 Dash 8Q
Delta Air Lines
Airbus A320-100/200

Discover our best flights from Portland PDX to Seattle SEA. 

With 18 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Portland PDX to Seattle SEA at the right price  

Airfares to Seattle SEA from Portland PDX currently cost between $197 and $355. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Portland PDX to Seattle SEA 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Portland PDX to Seattle SEA on Travelocity starting at $129. Prices and availability subject to change. Additional terms may apply. 

 

Get to Seattle SEA from Portland PDX quicker with direct flights. 

Get to Seattle faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to SEA from PDX to take around hour(s) min(s).  

 

Find our cheapest airfares for flights from Portland PDX to Seattle SEA

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to SEA from PDX. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Portland PDX to Seattle SEA today 

If you’re flexible about when you travel, December is usually the cheapest month to fly from Portland PDX to Seattle SEA. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Seattle SEA from Portland PDX 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to SEA from PDX have this option.  

 

Travel with confidence when you book flights to Seattle SEA from Portland PDX with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

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*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.