Flights to Harbor Island, Seattle from NT$4,605

View NT$2,447 flight on Mon, 2026/5/11Opens 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$2,447 for one-way flights and NT$4,605 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Apr 25 - Sun, Apr 26
SFO
San Francisco
SEA
Seattle
NT$4,605 Roundtrip, found 4 days ago
NT$4,605
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Apr 25 from San Francisco to Seattle, returning Sun, Apr 26, priced at NT$4,605 found 4 days ago
Alaska Airlines
Wed, Jun 3 - Mon, Jun 15
SFO
San Francisco
SEA
Seattle
NT$6,364 Roundtrip, found 5 days ago
NT$6,364
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Wed, Jun 3 from San Francisco to Seattle, returning Mon, Jun 15, priced at NT$6,364 found 5 days ago
United
Sat, Apr 25 - Sun, Apr 26
SFO
San Francisco
SEA
Seattle
NT$7,164 Roundtrip, found 4 days ago
NT$7,164
Roundtrip
found 4 days ago
Select United flight, departing Sat, Apr 25 from San Francisco to Seattle, returning Sun, Apr 26, priced at NT$7,164 found 4 days ago
American Airlines
Sat, May 9 - Sun, May 10
LAX
Los Angeles
PAE
Seattle
NT$8,540 Roundtrip, found 6 days ago
NT$8,540
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sat, May 9 from Los Angeles to Seattle, returning Sun, May 10, priced at NT$8,540 found 6 days ago
Korean Air
Thu, Jan 14 - Mon, Jan 18
TPE
Taipei
SEA
Seattle
NT$22,853 Roundtrip, found 8 hours ago
NT$22,853
Roundtrip
found 8 hours ago
Select Korean Air flight, departing Thu, Jan 14 from Taipei to Seattle, returning Mon, Jan 18, priced at NT$22,853 found 8 hours ago

Alternative airports

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Flights from NT$9,203
SEA
Seattle - Tacoma Intl.
Cheapest
Flights from NT$9,203

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$4,605 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$2,447 in the last seven days. During this period, the price of a return ticket to Harbor Island varied between NT$4,605 and NT$22,853. 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$4,605 to NT$22,853 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.

Travel information

Destination airport
Seattle - Tacoma Intl.
Destination airport IATA code
SEA
Destination city name
Seattle
Roundtrip price
NT$4,605

Trending flights to Harbor Island

Prices were available within the past 7 days and start at NT$2,447 for one-way flights and NT$4,605 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, May 4 - Sun, May 10
TPE
Taipei
SEA
Seattle
NT$20,678 Roundtrip, found 9 hours ago
NT$20,678
Roundtrip
found 9 hours ago
Select Delta flight, departing Mon, May 4 from Taipei to Seattle, returning Sun, May 10, priced at NT$20,678 found 9 hours ago

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