Flights to Northwest Washington, Washington from NT$18,179

View NT$13,026 flight on Fri, 2025/10/17Opens in a new window

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How much is the cheapest flight to Northwest Washington?

Prices were available within the past 7 days and start at NT$13,026 for one-way flights and NT$18,179 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Sep 9 - Wed, Sep 10
TPE
Taipei
SEA
Seattle
NT$18,179 Roundtrip, found 2 days ago
NT$18,179
Roundtrip
found 2 days ago
Select United flight, departing Tue, Sep 9 from Taipei to Seattle, returning Wed, Sep 10, priced at NT$18,179 found 2 days ago
Delta
Sat, Sep 20 - Fri, Oct 3
TPE
Taipei
SEA
Seattle
NT$22,392 Roundtrip, found 4 days ago
NT$22,392
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Sep 20 from Taipei to Seattle, returning Fri, Oct 3, priced at NT$22,392 found 4 days ago
STARLUX Airlines
Sat, Dec 13 - Sun, Dec 28
TPE
Taipei
SEA
Seattle
NT$22,649 Roundtrip, found 5 days ago
NT$22,649
Roundtrip
found 5 days ago
Select STARLUX Airlines flight, departing Sat, Dec 13 from Taipei to Seattle, returning Sun, Dec 28, priced at NT$22,649 found 5 days ago
Cathay Pacific
Fri, Oct 17 - Sat, Oct 25
TPE
Taipei
SEA
Seattle
NT$22,963 Roundtrip, found 2 days ago
NT$22,963
Roundtrip
found 2 days ago
Select Cathay Pacific flight, departing Fri, Oct 17 from Taipei to Seattle, returning Sat, Oct 25, priced at NT$22,963 found 2 days ago
All Nippon Airways
Mon, Jan 26 - Wed, Feb 4
TSA
Taipei
SEA
Seattle
NT$23,688 Roundtrip, found 4 days ago
NT$23,688
Roundtrip
found 4 days ago
Select All Nippon Airways flight, departing Mon, Jan 26 from Taipei to Seattle, returning Wed, Feb 4, priced at NT$23,688 found 4 days ago

Frequently asked questions

How do I find cheap flights to Northwest Washington that have flexible change policies?
By using our smart "No change fee" filter, that's how. Just enter your dates and other details, click the "Search" button, then check the box under the "Flexible change policies" heading (top left-hand side of your screen). Expedia makes it a snap to find flexible, low-cost airfares to Northwest Washington.
Which airlines fly to Northwest Washington?
A good range of airlines fly to airports in or close to Northwest Washington. Your next great adventure is only a few clicks away with these carriers:

  • Alaska Airlines - 9,327 flights to or near Northwest Washington each month, including 8,781 flights to Seattle - Tacoma Intl. Airport (SEA) and 407 flights to Snohomish County - Paine Field Airport (PAE) per month.
  • Delta Air Lines - 4,407 flights to or near Northwest Washington each month, including 4,186 flights to Seattle - Tacoma Intl. Airport (SEA) and 221 flights to Vancouver Intl. Airport (YVR) per month.
  • United Airlines - 1,279 flights to or near Northwest Washington each month, including 828 flights to Seattle - Tacoma Intl. Airport (SEA) and 450 flights to Vancouver Intl. Airport (YVR) per month.

How can I find cheap tickets to Northwest Washington?
One of the easiest ways to get a hold of cheap tickets to Northwest Washington is to be flexible with your dates. Search for your flights, then click "flexible dates" above the results. It will bring up the cheapest prices for nearby days. The lowest price for a flight to Northwest Washington in the last seven days was NT$18,179. Booking ahead of time will generally help you get an even bigger bargain.
How much is a flight to Northwest Washington?
One-way flights taking off from Taipei (TPE) sold for as little as NT$13,026 in the last seven days. During this time, the price of a return journey to Northwest Washington varied between NT$18,179 and NT$23,688. If you spot a bargain ticket, book immediately — these prices don't wait around for long.
What are the most popular airports to fly into in Northwest Washington?
Which airport you fly into in Northwest Washington will depend on where you begin your journey and your final destination. Here's a list of the most popular airports in this region:

  • Seattle - Tacoma Intl. Airport (SEA) - 15,456 flights per month.
  • Vancouver Intl. Airport (YVR) - 2,212 flights per month.
  • Snohomish County - Paine Field Airport (PAE) - 438 flights per month.

When is the cheapest time to fly to Northwest Washington?
If you're not fixed on what day you travel to Northwest Washington, fly out early in the week. The most affordable day to take off is usually Tuesday, followed by Monday. Saturday is typically the costliest day, with many vacationers preferring to take off on the weekend.
How much is a plane ticket to Northwest Washington?
In the last seven days, plane tickets to Northwest Washington fluctuated between NT$18,179 and NT$23,688. Prices rise as your travel date nears, so find a bargain today.
What months are the cheapest to book a flight to Northwest Washington?
February is the most affordable month to secure a seat for your Northwest Washington vacation. Airfares cost the most during the busy month of December, so keep clear of this time if possible.
Flights to Northwest Washington information
Destination airport
Seattle - Tacoma Intl.
Destination airport IATA code
SEA
Destination city name
Seattle
Roundtrip price
NT$18,179

Trending flights to Northwest Washington

Prices were available within the past 7 days and start at NT$13,026 for one-way flights and NT$18,179 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Sep 9 - Wed, Sep 10
TPE
Taipei
SEA
Seattle
NT$18,179 Roundtrip, found 2 days ago
NT$18,179
Roundtrip
found 2 days ago
Select United flight, departing Tue, Sep 9 from Taipei to Seattle, returning Wed, Sep 10, priced at NT$18,179 found 2 days ago
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