Cheap Flights to San Juan Islands from HK$2,812

View HK$2,812 flight on Wed, 11 Feb 2026Opens in a new window

Popular airlines

  • HK Express

    HK Express

  • Cathay Pacific

    Cathay Pacific

  • Peach

    Peach

  • British Airways

    British Airways

  • AirAsia

    AirAsia

  • Thai AirAsia

    Thai AirAsia

  • Hong Kong Airlines

    Hong Kong Airlines

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to San Juan Islands

Prices were available within the past 7 days and start at HK$2,812 for one-way flights and HK$4,291 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sun, 8 Feb - Sat, 14 Feb
ICN
Seoul
SEA
Seattle
HK$4,291 Return, found 1 day ago
HK$4,291
Return
found 1 day ago
Select Air Canada flight, departing Sun, 8 Feb from Seoul to Seattle, returning Sat, 14 Feb, priced at HK$4,291 found 1 day ago
United
Sun, 8 Feb - Sat, 14 Feb
ICN
Seoul
SEA
Seattle
HK$4,347 Return, found 1 day ago
HK$4,347
Return
found 1 day ago
Select United flight, departing Sun, 8 Feb from Seoul to Seattle, returning Sat, 14 Feb, priced at HK$4,347 found 1 day ago
Philippine Airlines
Mon, 2 Feb - Sun, 15 Feb
HKG
Hong Kong SAR
SEA
Seattle
HK$4,581 Return, found 1 hour ago
HK$4,581
Return
found 1 hour ago
Select Philippine Airlines flight, departing Mon, 2 Feb from Hong Kong SAR to Seattle, returning Sun, 15 Feb, priced at HK$4,581 found 1 hour ago
Hainan Airlines
Mon, 22 Dec - Tue, 27 Jan
HKG
Hong Kong SAR
SEA
Seattle
HK$5,053 Return, found 4 days ago
HK$5,053
Return
found 4 days ago
Select Hainan Airlines flight, departing Mon, 22 Dec from Hong Kong SAR to Seattle, returning Tue, 27 Jan, priced at HK$5,053 found 4 days ago
China Airlines
Mon, 6 Apr - Tue, 14 Apr
HKG
Hong Kong SAR
SEA
Seattle
HK$5,113 Return, found 18 hours ago
HK$5,113
Return
found 18 hours ago
Select China Airlines flight, departing Mon, 6 Apr from Hong Kong SAR to Seattle, returning Tue, 14 Apr, priced at HK$5,113 found 18 hours ago

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 HK$4,291.
How much is a flight to San Juan Islands?
You could have nabbed a round-trip ticket to San Juan Islands from anywhere between HK$4,291 and HK$5,113 in the last seven days. For one-way journeys leaving from Hong Kong SAR (HKG), the lowest amount paid during this time was HK$2,812.
What are the most popular airports to fly into in San Juan Islands?
Start organising 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 HK$4,291 and HK$5,113. 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
Return price
HK$778

Trending flights to San Juan Islands

Prices were available within the past 7 days and start at HK$2,812 for one-way flights and HK$4,291 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Thu, 23 Apr - Wed, 29 Apr
HKG
Hong Kong SAR
SEA
Seattle
HK$4,393 Return, found 3 days ago
HK$4,393
Return
found 3 days ago
Select Air Canada flight, departing Thu, 23 Apr from Hong Kong SAR to Seattle, returning Wed, 29 Apr, priced at HK$4,393 found 3 days ago
*Available to Expedia members.