Cheap flights from Seattle (SEA) to San Juan (SJU)

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Lowest round trip fares by airline from Seattle and San Juan

Cheapest prices ($227 One Way, $454 Round Trip) found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Sat, Sep 5 - Sun, Sep 13
SEA
Seattle
SJU
San Juan
$454 Roundtrip, found 2 days ago
$454
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Sat, Sep 5 from Seattle to San Juan, returning Sun, Sep 13, priced at $454 found 2 days ago
Wed, Jul 22 - Wed, Aug 5
SEA
Seattle
SJU
San Juan
$474 Roundtrip, just found
$474
Roundtrip
just found
Select Southwest Airlines flight, departing Wed, Jul 22 from Seattle to San Juan, returning Wed, Aug 5, priced at $474 just found
Fri, Sep 4 - Sat, Sep 12
SEA
Seattle
SJU
San Juan
$480 Roundtrip, found 2 days ago
$480
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Fri, Sep 4 from Seattle to San Juan, returning Sat, Sep 12, priced at $480 found 2 days ago
Thu, Sep 10 - Sun, Sep 20
SEA
Seattle
SJU
San Juan
$490 Roundtrip, found 4 days ago
$490
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Thu, Sep 10 from Seattle to San Juan, returning Sun, Sep 20, priced at $490 found 4 days ago
Thu, Aug 6 - Mon, Aug 10
SEA
Seattle
SJU
San Juan
$494 Roundtrip, found 3 days ago
$494
Roundtrip
found 3 days ago
Select United flight, departing Thu, Aug 6 from Seattle to San Juan, returning Mon, Aug 10, priced at $494 found 3 days ago

Fly From Seattle to San Juan

Origin
Seattle
Destination
San Juan
Number of Daily Flights
Earliest Flight Departure Date
Latest Flight Departure Date
Popular Airlines

Seattle to San Juan

Cheap flights from Seattle to San Juan

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*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.