Flights to San Juan Islands, Washington from NT$20,109

View NT$13,207 flight on Wed, 2026/11/18Opens in a new window

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How much is the cheapest flight to San Juan Islands?

Prices were available within the past 7 days and start at NT$13,207 for one-way flights and NT$20,109 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Nov 18 - Wed, Dec 2
TPE
Taipei
SEA
Seattle
NT$20,109 Roundtrip, just found
NT$20,109
Roundtrip
just found
Select Delta flight, departing Wed, Nov 18 from Taipei to Seattle, returning Wed, Dec 2, priced at NT$20,109 just found
Asiana Airlines
Mon, Sep 21 - Wed, Oct 21
TPE
Taipei
SEA
Seattle
NT$25,941 Roundtrip, just found
NT$25,941
Roundtrip
just found
Select Asiana Airlines flight, departing Mon, Sep 21 from Taipei to Seattle, returning Wed, Oct 21, priced at NT$25,941 just found
United
Tue, Sep 1 - Tue, Sep 1
TPE
Taipei
SEA
Seattle
NT$26,711 Roundtrip, just found
NT$26,711
Roundtrip
just found
Select United flight, departing Tue, Sep 1 from Taipei to Seattle, returning Tue, Sep 1, priced at NT$26,711 just found
All Nippon Airways
Thu, Nov 19 - Sat, Nov 28
TSA
Taipei
SEA
Seattle
NT$27,154 Roundtrip, found 1 day ago
NT$27,154
Roundtrip
found 1 day ago
Select All Nippon Airways flight, departing Thu, Nov 19 from Taipei to Seattle, returning Sat, Nov 28, priced at NT$27,154 found 1 day ago
Korean Air
Wed, Nov 18 - Wed, Dec 2
TPE
Taipei
SEA
Seattle
NT$27,261 Roundtrip, just found
NT$27,261
Roundtrip
just found
Select Korean Air flight, departing Wed, Nov 18 from Taipei to Seattle, returning Wed, Dec 2, priced at NT$27,261 just found

Frequently asked questions

How do I find cheap flights to San Juan Islands that have flexible change policies?
At Expedia, we've been channeling our inner Olympic gymnast to help you locate the most flexible airfares around. Simply mark the "No change fee" box under the "Flexible change policies" heading to find your dream flight to San Juan Islands.
Which airlines fly to San Juan Islands?
Pack your bags and choose between these major airlines that operate flights in or near San Juan Islands:

  • Alaska Airlines - 8,781 flights to or near San Juan Islands each month, including 8,781 flights to Seattle - Tacoma Intl. Airport (SEA) per month.
  • Delta Air Lines - 4,186 flights to or near San Juan Islands each month, including 4,186 flights to Seattle - Tacoma Intl. Airport (SEA) per month.
  • United Airlines - 828 flights to or near San Juan Islands each month, including 828 flights to Seattle - Tacoma Intl. Airport (SEA) per month.

How can I find cheap tickets to San Juan Islands?
Book well ahead of time, consider alternative airports, use frequent flyer miles — you're not short of ways! One more is to make use of Expedia's "flexible dates" feature. Search for your San Juan Islands flight, then check out the prices for nearby dates. In the last seven days, the best price for a flight to San Juan Islands was NT$20,109.
How much is a flight to San Juan Islands?
You could have nabbed a round-trip ticket to San Juan Islands from anywhere between NT$20,109 and NT$27,261 in the last seven days. For one-way journeys leaving from Taipei (TPE), the lowest amount paid during this time was NT$13,207.
What are the most popular airports to fly into in San Juan Islands?
Start organizing your San Juan Islands escape by securing a seat on one of the 15,456 flights a month to Seattle - Tacoma Intl. Airport (SEA). This is the region's primary gateway.
When is the cheapest time to fly to San Juan Islands?
Depart for San Juan Islands early in the week and you'll usually be rewarded with cheaper fares. Tuesday is generally the cheapest day to jet off, followed closely by Monday. If you'd like to avoid the priciest flights, give Saturdays a wide berth.
How much is a plane ticket to San Juan Islands?
In the last seven days, tickets cost between NT$20,109 and NT$27,261. Have a look at our fantastic deals to San Juan Islands, pick your favorite and get ready for your next fun vacation!
What months are the cheapest to book a flight to San Juan Islands?
The ideal month to score a fabulous deal to San Juan Islands is February, whereas prices are higher in December. Avoid this time if you're watching your pennies.

Travel information

Destination airport
Seattle - Tacoma Intl.
Destination airport IATA code
SEA
Destination city name
Seattle
Roundtrip price
NT$12,234

Trending flights to San Juan Islands

Prices were available within the past 7 days and start at NT$13,207 for one-way flights and NT$20,109 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Nov 18 - Wed, Dec 2
TPE
Taipei
SEA
Seattle
NT$20,109 Roundtrip, just found
NT$20,109
Roundtrip
just found
Select Delta flight, departing Wed, Nov 18 from Taipei to Seattle, returning Wed, Dec 2, priced at NT$20,109 just found

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