Cheap flights from San Antonio to San Juan Islands

View AU$150 flight on Thu, 25 Dec. 2025Opens in a new window

Popular airlines from San Antonio to San Juan Islands

  • Jetstar

    Jetstar

  • Qantas Airways

    Qantas Airways

  • Virgin Australia

    Virgin Australia

  • Scoot

    Scoot

  • American Airlines

    American Airlines

  • Emirates

    Emirates

  • United

    United

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from San Antonio (SAT) to San Juan Islands (SEA)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, 15 Aug. - Thu, 21 Aug.
SAT
San Antonio
SEA
Seattle
AU$299 Return, found 6 days ago
AU$299
Return
found 6 days ago
Select Delta flight, departing Fri, 15 Aug. from San Antonio to Seattle, returning Thu, 21 Aug., priced at AU$299 found 6 days ago
Delta
Fri, 15 Aug. - Thu, 21 Aug.
SAT
San Antonio
SEA
Seattle
AU$362 Return, found 6 days ago
AU$362
Return
found 6 days ago
Select Delta flight, departing Fri, 15 Aug. from San Antonio to Seattle, returning Thu, 21 Aug., priced at AU$362 found 6 days ago
Delta
Fri, 15 Aug. - Thu, 21 Aug.
SAT
San Antonio
SEA
Seattle
AU$363 Return, found 6 days ago
AU$363
Return
found 6 days ago
Select Delta flight, departing Fri, 15 Aug. from San Antonio to Seattle, returning Thu, 21 Aug., priced at AU$363 found 6 days ago
Alaska Airlines
Fri, 15 Aug. - Thu, 21 Aug.
SAT
San Antonio
SEA
Seattle
AU$364 Return, found 6 days ago
AU$364
Return
found 6 days ago
Select Alaska Airlines flight, departing Fri, 15 Aug. from San Antonio to Seattle, returning Thu, 21 Aug., priced at AU$364 found 6 days ago
United
Fri, 15 Aug. - Thu, 21 Aug.
SAT
San Antonio
SEA
Seattle
AU$463 Return, found 6 days ago
AU$463
Return
found 6 days ago
Select United flight, departing Fri, 15 Aug. from San Antonio to Seattle, returning Thu, 21 Aug., priced at AU$463 found 6 days ago
American Airlines
Fri, 15 Aug. - Thu, 21 Aug.
SAT
San Antonio
SEA
Seattle
AU$485 Return, found 6 days ago
AU$485
Return
found 6 days ago
Select American Airlines flight, departing Fri, 15 Aug. from San Antonio to Seattle, returning Thu, 21 Aug., priced at AU$485 found 6 days ago
*Available to Expedia members.