Cheap Flights To San Juan Island 2025

San Juan Island Flights as Low as $189

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, Jun 13 - Mon, Jun 16
STL
Lambert-St. Louis Intl.
SEA
Seattle - Tacoma Intl.
$189 Roundtrip, found 3 days ago
$189
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Jun 13 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Mon, Jun 16, priced at $189 found 3 days ago
Delta
Fri, Jun 13 - Sat, Jun 14
STL
Lambert-St. Louis Intl.
SEA
Seattle - Tacoma Intl.
$224 Roundtrip, found 3 days ago
$224
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Jun 13 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Sat, Jun 14, priced at $224 found 3 days ago
Delta
Mon, Jun 9 - Thu, Jun 12
STL
Lambert-St. Louis Intl.
SEA
Seattle - Tacoma Intl.
$229 Roundtrip, found 3 days ago
$229
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Jun 9 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Thu, Jun 12, priced at $229 found 3 days ago
Frontier Airlines
Sat, Jun 14 - Sun, Jun 15
STL
Lambert-St. Louis Intl.
SEA
Seattle - Tacoma Intl.
$248 Roundtrip, found 3 days ago
$248
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Sat, Jun 14 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Sun, Jun 15, priced at $248 found 3 days ago
Delta
Wed, Jun 11 - Thu, Jun 12
STL
Lambert-St. Louis Intl.
SEA
Seattle - Tacoma Intl.
$254 Roundtrip, found 3 days ago
$254
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Jun 11 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Thu, Jun 12, priced at $254 found 3 days ago
Frontier Airlines
Mon, Jun 9 - Sun, Jun 15
STL
Lambert-St. Louis Intl.
SEA
Seattle - Tacoma Intl.
$262 Roundtrip, found 3 days ago
$262
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Mon, Jun 9 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Sun, Jun 15, priced at $262 found 3 days ago
Delta
Wed, Jun 11 - Sat, Jun 14
STL
Lambert-St. Louis Intl.
SEA
Seattle - Tacoma Intl.
$289 Roundtrip, found 3 days ago
$289
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Jun 11 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Sat, Jun 14, priced at $289 found 3 days ago
Hawaiian Airlines
Tue, Jun 10 - Tue, Jun 17
STL
Lambert-St. Louis Intl.
SEA
Seattle - Tacoma Intl.
$289 Roundtrip, found 3 days ago
$289
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Tue, Jun 10 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Tue, Jun 17, priced at $289 found 3 days ago
Hawaiian Airlines
Fri, May 30 - Fri, Jun 6
STL
Lambert-St. Louis Intl.
BLI
Bellingham Intl.
$441 Roundtrip, found 6 days ago
$441
Roundtrip
found 6 days ago
Select Hawaiian Airlines flight, departing Fri, May 30 from Lambert-St. Louis Intl. to Bellingham Intl., returning Fri, Jun 6, priced at $441 found 6 days ago
Hawaiian Airlines
Fri, May 30 - Tue, Jun 10
STL
Lambert-St. Louis Intl.
BLI
Bellingham Intl.
$461 Roundtrip, found 6 days ago
$461
Roundtrip
found 6 days ago
Select Hawaiian Airlines flight, departing Fri, May 30 from Lambert-St. Louis Intl. to Bellingham Intl., returning Tue, Jun 10, priced at $461 found 6 days ago
Alaska Airlines
Sun, Jun 1 - Sat, Jun 7
STL
Lambert-St. Louis Intl.
BLI
Bellingham Intl.
$476 Roundtrip, found 6 days ago
$476
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sun, Jun 1 from Lambert-St. Louis Intl. to Bellingham Intl., returning Sat, Jun 7, priced at $476 found 6 days ago
Alaska Airlines
Sun, Jun 1 - Sat, Jun 7
STL
Lambert-St. Louis Intl.
BLI
Bellingham Intl.
$486 Roundtrip, found 6 days ago
$486
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sun, Jun 1 from Lambert-St. Louis Intl. to Bellingham Intl., returning Sat, Jun 7, priced at $486 found 6 days ago
Hawaiian Airlines
Fri, May 30 - Sun, Jun 8
STL
Lambert-St. Louis Intl.
BLI
Bellingham Intl.
$491 Roundtrip, found 6 days ago
$491
Roundtrip
found 6 days ago
Select Hawaiian Airlines flight, departing Fri, May 30 from Lambert-St. Louis Intl. to Bellingham Intl., returning Sun, Jun 8, priced at $491 found 6 days ago
Hawaiian Airlines
Sat, May 31 - Fri, Jun 6
STL
Lambert-St. Louis Intl.
BLI
Bellingham Intl.
$493 Roundtrip, found 6 days ago
$493
Roundtrip
found 6 days ago
Select Hawaiian Airlines flight, departing Sat, May 31 from Lambert-St. Louis Intl. to Bellingham Intl., returning Fri, Jun 6, priced at $493 found 6 days ago
Alaska Airlines
Sun, Jun 1 - Sat, Jun 7
STL
Lambert-St. Louis Intl.
BLI
Bellingham Intl.
$500 Roundtrip, found 6 days ago
$500
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sun, Jun 1 from Lambert-St. Louis Intl. to Bellingham Intl., returning Sat, Jun 7, priced at $500 found 6 days ago
American Airlines
Sun, Jun 1 - Sat, Jun 7
STL
Lambert-St. Louis Intl.
BLI
Bellingham Intl.
$631 Roundtrip, found 6 days ago
$631
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sun, Jun 1 from Lambert-St. Louis Intl. to Bellingham Intl., returning Sat, Jun 7, priced at $631 found 6 days ago

Cheap San Juan Island Flights

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