Flights to San Juan Islands, Washington from NT$18,945

View NT$12,045 flight on Wed, 2026/3/18Opens 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$12,045 for one-way flights and NT$18,945 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cathay Pacific
Thu, Nov 5 - Mon, Nov 9
TPE
Taipei
SEA
Seattle
NT$18,945 Roundtrip, found 4 days ago
NT$18,945
Roundtrip
found 4 days ago
Select Cathay Pacific flight, departing Thu, Nov 5 from Taipei to Seattle, returning Mon, Nov 9, priced at NT$18,945 found 4 days ago
Delta
Wed, Apr 29 - Mon, May 4
TPE
Taipei
SEA
Seattle
NT$19,710 Roundtrip, just found
NT$19,710
Roundtrip
just found
Select Delta flight, departing Wed, Apr 29 from Taipei to Seattle, returning Mon, May 4, priced at NT$19,710 just found
United
Mon, Apr 27 - Mon, Apr 27
TPE
Taipei
SEA
Seattle
NT$19,710 Roundtrip, found 13 hours ago
NT$19,710
Roundtrip
found 13 hours ago
Select United flight, departing Mon, Apr 27 from Taipei to Seattle, returning Mon, Apr 27, priced at NT$19,710 found 13 hours ago
Philippine Airlines
Thu, Aug 27 - Sun, Sep 13
TPE
Taipei
SEA
Seattle
NT$22,276 Roundtrip, found 5 days ago
NT$22,276
Roundtrip
found 5 days ago
Select Philippine Airlines flight, departing Thu, Aug 27 from Taipei to Seattle, returning Sun, Sep 13, priced at NT$22,276 found 5 days ago
Korean Air
Wed, Apr 29 - Mon, May 4
TPE
Taipei
SEA
Seattle
NT$23,164 Roundtrip, just found
NT$23,164
Roundtrip
just found
Select Korean Air flight, departing Wed, Apr 29 from Taipei to Seattle, returning Mon, May 4, priced at NT$23,164 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$18,945.
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$18,945 and NT$23,164 in the last seven days. For one-way journeys leaving from Taipei (TPE), the lowest amount paid during this time was NT$12,045.
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$18,945 and NT$23,164. 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.
Flights to San Juan Islands information
Destination airport
Seattle - Tacoma Intl.
Destination airport IATA code
SEA
Destination city name
Seattle
Roundtrip price
NT$18,945

Trending flights to San Juan Islands

Prices were available within the past 7 days and start at NT$12,045 for one-way flights and NT$18,945 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cathay Pacific
Thu, Nov 5 - Mon, Nov 9
TPE
Taipei
SEA
Seattle
NT$18,945 Roundtrip, found 4 days ago
NT$18,945
Roundtrip
found 4 days ago
Select Cathay Pacific flight, departing Thu, Nov 5 from Taipei to Seattle, returning Mon, Nov 9, priced at NT$18,945 found 4 days ago

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