NT$3,314 Cheap Flights from Pittsburgh (PIT) to Seattle (SEA)

View NT$3,314 flight on Tue, 2026/5/12Opens in a new window

Popular airlines from Pittsburgh Intl. Airport (PIT) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Pittsburgh to Seattle (PIT-SEA)

Prices were available within the past 7 days and start at NT$3,314 for one-way flights and NT$10,982 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Aug 3 - Thu, Aug 27
PIT
Pittsburgh
SEA
Seattle
NT$10,982 Roundtrip, found 2 hours ago
NT$10,982
Roundtrip
found 2 hours ago
Select United flight, departing Mon, Aug 3 from Pittsburgh to Seattle, returning Thu, Aug 27, priced at NT$10,982 found 2 hours ago
United
Thu, Aug 20 - Wed, Aug 26
PIT
Pittsburgh
SEA
Seattle
NT$11,002 Roundtrip, found 1 day ago
NT$11,002
Roundtrip
found 1 day ago
Select United flight, departing Thu, Aug 20 from Pittsburgh to Seattle, returning Wed, Aug 26, priced at NT$11,002 found 1 day ago
United
Sat, May 23 - Fri, May 29
PIT
Pittsburgh
SEA
Seattle
NT$11,004 Roundtrip, found 2 days ago
NT$11,004
Roundtrip
found 2 days ago
Select United flight, departing Sat, May 23 from Pittsburgh to Seattle, returning Fri, May 29, priced at NT$11,004 found 2 days ago
United
Thu, Aug 20 - Wed, Aug 26
PIT
Pittsburgh
SEA
Seattle
NT$11,603 Roundtrip, found 1 day ago
NT$11,603
Roundtrip
found 1 day ago
Select United flight, departing Thu, Aug 20 from Pittsburgh to Seattle, returning Wed, Aug 26, priced at NT$11,603 found 1 day ago
United
Thu, Aug 20 - Wed, Aug 26
PIT
Pittsburgh
SEA
Seattle
NT$11,771 Roundtrip, found 1 day ago
NT$11,771
Roundtrip
found 1 day ago
Select United flight, departing Thu, Aug 20 from Pittsburgh to Seattle, returning Wed, Aug 26, priced at NT$11,771 found 1 day ago
United
Sat, May 23 - Fri, May 29
PIT
Pittsburgh
SEA
Seattle
NT$12,234 Roundtrip, found 2 days ago
NT$12,234
Roundtrip
found 2 days ago
Select United flight, departing Sat, May 23 from Pittsburgh to Seattle, returning Fri, May 29, priced at NT$12,234 found 2 days ago
United
Thu, Aug 20 - Wed, Aug 26
PIT
Pittsburgh
SEA
Seattle
NT$12,266 Roundtrip, found 1 day ago
NT$12,266
Roundtrip
found 1 day ago
Select United flight, departing Thu, Aug 20 from Pittsburgh to Seattle, returning Wed, Aug 26, priced at NT$12,266 found 1 day ago
United
Thu, Aug 20 - Wed, Aug 26
PIT
Pittsburgh
SEA
Seattle
NT$12,434 Roundtrip, found 1 day ago
NT$12,434
Roundtrip
found 1 day ago
Select United flight, departing Thu, Aug 20 from Pittsburgh to Seattle, returning Wed, Aug 26, priced at NT$12,434 found 1 day ago
Delta
Mon, Aug 3 - Thu, Aug 27
PIT
Pittsburgh
SEA
Seattle
NT$12,494 Roundtrip, found 2 hours ago
NT$12,494
Roundtrip
found 2 hours ago
Select Delta flight, departing Mon, Aug 3 from Pittsburgh to Seattle, returning Thu, Aug 27, priced at NT$12,494 found 2 hours ago
American Airlines
Thu, Aug 20 - Wed, Aug 26
PIT
Pittsburgh
SEA
Seattle
NT$13,529 Roundtrip, found 1 day ago
NT$13,529
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Aug 20 from Pittsburgh to Seattle, returning Wed, Aug 26, priced at NT$13,529 found 1 day ago

Find the cheapest month to fly from Pittsburgh (PIT) to Seattle (SEA)

April is typically the cheapest month to fly

From NT$5,327 - NT$10,638 per traveler.

Frequently asked questions

How much is a flight from Pittsburgh Intl. Airport (PIT) to Seattle - Tacoma Intl. Airport (SEA)?
The lowest price advertised for a round-trip journey between Pittsburgh Airport and Sea-Tac Airport is NT$10,982. But you better get a move on. This figure is based on fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from PIT to SEA?
We get that life can throw the odd curveball, so we've made it as simple as possible for you to cancel your trip online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from Pittsburgh Airport to SEA that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for PIT to Sea-Tac Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Pittsburgh Intl. Airport (PIT) to Sea-Tac Airport?
Around 3,400 kilometers separates Pittsburgh and SeaTac, so pack something to help you fill in a couple of hours. That latest bestseller you haven't started will be ideal.
Which airlines fly direct from Pittsburgh Airport to Sea-Tac Airport?
Alaska Airlines (AS) will fly you from Pittsburgh Intl. Airport (PIT) to SEA safely and comfortably. You can choose from 30 flights each month on this route.
Are Pittsburgh Airport to Sea-Tac Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can occasionally nab a bargain, with some of the cheapest fares from PIT to SEA surfacing a few weeks prior to the departure date. If you'd rather book ahead, Expedia compares and updates all the best flight deals continuously — as early as 12 months in advance in some cases. It does depend on the carrier though, as not all airlines release prices so far in advance.

Travel information

Origin airport
Pittsburgh Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
NT$10,982
Distance
3388 km
Average flight time
5 hours 18 mins

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