Flights to Harbor Island, Seattle from NT$3,614

View NT$1,453 flight on Sat, 2026/1/17Opens in a new window

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How much is the cheapest flight to Harbor Island?

Prices were available within the past 7 days and start at NT$1,453 for one-way flights and NT$3,614 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Sep 23 - Tue, Sep 30
SFO
San Francisco
SEA
Seattle
NT$3,614 Roundtrip, found 2 days ago
NT$3,614
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Sep 23 from San Francisco to Seattle, returning Tue, Sep 30, priced at NT$3,614 found 2 days ago
American Airlines
Mon, Sep 22 - Mon, Sep 29
SFO
San Francisco
SEA
Seattle
NT$6,764 Roundtrip, found 2 days ago
NT$6,764
Roundtrip
found 2 days ago
Select American Airlines flight, departing Mon, Sep 22 from San Francisco to Seattle, returning Mon, Sep 29, priced at NT$6,764 found 2 days ago
United
Sat, Aug 30 - Sun, Aug 31
LAX
Los Angeles
SEA
Seattle
NT$7,126 Roundtrip, found 6 days ago
NT$7,126
Roundtrip
found 6 days ago
Select United flight, departing Sat, Aug 30 from Los Angeles to Seattle, returning Sun, Aug 31, priced at NT$7,126 found 6 days ago
Cathay Pacific
Sun, Feb 1 - Sat, Feb 28
TPE
Taipei
SEA
Seattle
NT$22,984 Roundtrip, found 2 days ago
NT$22,984
Roundtrip
found 2 days ago
Select Cathay Pacific flight, departing Sun, Feb 1 from Taipei to Seattle, returning Sat, Feb 28, priced at NT$22,984 found 2 days ago
Asiana Airlines
Fri, Oct 17 - Tue, Oct 28
TPE
Taipei
SEA
Seattle
NT$23,450 Roundtrip, found 20 hours ago
NT$23,450
Roundtrip
found 20 hours ago
Select Asiana Airlines flight, departing Fri, Oct 17 from Taipei to Seattle, returning Tue, Oct 28, priced at NT$23,450 found 20 hours ago

Frequently asked questions

How do I find cheap flights to Harbor Island that have flexible change policies?
It's as easy as can be with Expedia. Step 1: Type in your travel dates and destination and click the "Search" button. Next step? Check the "No change fee" box directly below the "Flexible change policies" filter to the left of the screen. Step 3. Grab your flexible and cheap ticket to Harbor Island.
Which airlines fly to Harbor Island?
Whether you want to sit in first class or save your pennies in economy, these airlines will get you to or near Harbor Island:

  • Kenmore Air - 243 flights to or near Harbor Island each month, including 243 flights to Boeing Field Airport (BFI) per month.
  • Sun Country Airlines - 4 flights to or near Harbor Island each month, including 4 flights to Boeing Field Airport (BFI) per month.

How can I find cheap tickets to Harbor Island?
For the best deal to Harbor Island, book ahead of time. Also consider using Expedia's "flexible dates" link above your search results. This will show you the cheapest prices for similar time frames. In the last seven days, NT$3,614 was the best price for a flight to Harbor Island.
How much is a flight to Harbor Island?
One-way flights leaving San Francisco (SFO) sold for as little as NT$1,453 in the last seven days. During this period, the price of a return ticket to Harbor Island varied between NT$3,614 and NT$23,450. If you spot a bargain, grab it quickly — these fares don't stick around.
What are the most popular airports to fly into in Harbor Island?
A major entryway to Harbor Island, around 247 flights touch down at Boeing Field Airport (BFI) every month. Scout around for an amazing deal, lock in your fare and prepare to experience this fantastic region.
When is the cheapest time to fly to Harbor Island?
Taking off on a Tuesday, followed by a Monday, is usually the best way to nab the cheapest fare. Avoid weekends if possible, because Saturday is typically the most expensive day of the week. Spend the funds you saved having fun in Harbor Island instead!
How much is a plane ticket to Harbor Island?
Fares to Harbor Island varied from NT$3,614 to NT$23,450 in the last seven days. Usually, the sooner you make a reservation, the better the deal.
What months are the cheapest to book a flight to Harbor Island?
February is the perfect month to get your hands on a terrific deal to Harbor Island. Bear in mind that the costliest time to purchase tickets in the States isn't during the height of summer, but in December.
Flights to Harbor Island information
Destination airport
Seattle - Tacoma Intl.
Destination airport IATA code
SEA
Destination city name
Seattle
Roundtrip price
NT$18,190

Trending flights to Harbor Island

Prices were available within the past 7 days and start at NT$1,453 for one-way flights and NT$3,614 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Sep 8 - Tue, Sep 9
TPE
Taipei
SEA
Seattle
NT$18,190 Roundtrip, found 4 days ago
NT$18,190
Roundtrip
found 4 days ago
Select United flight, departing Mon, Sep 8 from Taipei to Seattle, returning Tue, Sep 9, priced at NT$18,190 found 4 days ago
*Available to Expedia members.