Cheap Flights to San Juan Islands , WA from CA $210

View CA $210 flight on Thu, Jun 25, 2026Opens 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 CA $210 for one-way flights and CA $325 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, Jul 3 - Mon, Jul 13
YYC
Calgary
SEA
Seattle
CA $325 Roundtrip, found 6 days ago
CA $325
Roundtrip
found 6 days ago
Select United flight, departing Fri, Jul 3 from Calgary to Seattle, returning Mon, Jul 13, priced at CA $325 found 6 days ago
Air Canada
Mon, Jun 1 - Wed, Jun 3
YYC
Calgary
SEA
Seattle
CA $350 Roundtrip, found 2 hours ago
CA $350
Roundtrip
found 2 hours ago
Select Air Canada flight, departing Mon, Jun 1 from Calgary to Seattle, returning Wed, Jun 3, priced at CA $350 found 2 hours ago
WestJet
Sat, May 16 - Sun, Jun 28
YYC
Calgary
SEA
Seattle
CA $364 Roundtrip, found 3 days ago
CA $364
Roundtrip
found 3 days ago
Select WestJet flight, departing Sat, May 16 from Calgary to Seattle, returning Sun, Jun 28, priced at CA $364 found 3 days ago
Delta
Wed, Apr 22 - Wed, Apr 22
YYZ
Toronto
SEA
Seattle
CA $375 Roundtrip, found 6 days ago
CA $375
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Apr 22 from Toronto to Seattle, returning Wed, Apr 22, priced at CA $375 found 6 days ago
Alaska Airlines
Tue, Aug 11 - Tue, Aug 18
YYC
Calgary
SEA
Seattle
CA $406 Roundtrip, found 9 hours ago
CA $406
Roundtrip
found 9 hours ago
Select Alaska Airlines flight, departing Tue, Aug 11 from Calgary to Seattle, returning Tue, Aug 18, priced at CA $406 found 9 hours ago

Frequently asked questions

How do I find cheap flights to San Juan Islands that have flexible change policies?
Search for affordable flights to San Juan Islands, then check the "No change fee" box under the "Flexible change policies" heading. It's that easy. We understand that things can change and flexibility matters, so you can book with confidence with Expedia.
Which airlines fly to San Juan Islands?
Settle on your ideal travel dates and then make your way towards San Juan Islands with one of these top airlines:

  • Alaska Airlines - 7,593 flights to or near San Juan Islands each month, including 7,593 flights to Seattle - Tacoma Intl. Airport (SEA) per month.
  • Delta - 3,694 flights to or near San Juan Islands each month, including 3,694 flights to Seattle - Tacoma Intl. Airport (SEA) per month.
  • United Airlines - 594 flights to or near San Juan Islands each month, including 594 flights to Seattle - Tacoma Intl. Airport (SEA) per month.

How can I find cheap tickets to San Juan Islands?
To score an amazing deal to San Juan Islands, book well ahead of time. Also consider using Expedia's handy "flexible dates" link above your search results. This will list the cheapest prices for nearby days. In the last seven days, CA $325 was the lowest price for a flight to San Juan Islands.
How much is a flight to San Juan Islands?
If you were journeying one way from Calgary (YYC), you could've snapped up a low-cost fare for just CA $210 in the last seven days. Round-trip journeys to San Juan Islands ranged from only CA $325 to CA $406 during this same period.
What are the most popular airports to fly into in San Juan Islands?
Start organizing your San Juan Islands getaway by securing a seat on one of the 13,152 flights every month to Seattle - Tacoma Intl. Airport (SEA). This is the region's main point of entry.
When is the cheapest time to fly to San Juan Islands?
If you'd rather spend your vacation dollars on having fun in San Juan Islands rather than on flying there, leave earlier in the week. The most affordable day to fly is generally Tuesday, with Monday a close second. With many people travelling on weekends, Saturday often has the highest ticket prices.
How much is a plane ticket to San Juan Islands?
Prices ranged anywhere from CA $325 to CA $406 in the last seven days. When you're ready to book, we're here to help grab the best deal to San Juan Islands.
What is the best time to go to San Juan Islands?
If you like your days to sizzle like an open-air grill, organize your trip to San Juan Islands anytime after June 20. This is the start of summer, when temperatures typically range between 14ºC and 17ºC in the major city of False Bay. June, July and August are the most popular months to discover this destination.
What months are the cheapest to book a flight to San Juan Islands?
An inexpensive month to reserve a top deal to San Juan Islands is February, whereas the priciest month is December. Steer clear of this month if you'd like to save money.

Travel information

Destination airport
Seattle - Tacoma Intl.
Destination airport IATA code
SEA
Destination city name
Seattle
Roundtrip price
CA $324

Trending flights to San Juan Islands

Prices were available within the past 7 days and start at CA $210 for one-way flights and CA $325 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, Jul 3 - Mon, Jul 13
YYC
Calgary
SEA
Seattle
CA $325 Roundtrip, found 6 days ago
CA $325
Roundtrip
found 6 days ago
Select United flight, departing Fri, Jul 3 from Calgary to Seattle, returning Mon, Jul 13, priced at CA $325 found 6 days ago

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