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Cheap flights from Seattle to San Juan (SEA-SJU)
Prices were available within the past 7 days and start at €175 for one-way flights and €307 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
![United](http://images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif)
Mon, 19 Aug - Sun, 1 Sep
SEA
Seattle
SJU
San Juan
€307 Return, found 6 days ago
€307
Return
found 6 days ago
![Delta](http://images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif)
Mon, 19 Aug - Sun, 1 Sep
SEA
Seattle
SJU
San Juan
€345 Return, found 6 days ago
€345
Return
found 6 days ago
![United](http://images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif)
Mon, 19 Aug - Sun, 1 Sep
SEA
Seattle
SJU
San Juan
€354 Return, found 6 days ago
€354
Return
found 6 days ago
![American Airlines](http://images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif)
Mon, 19 Aug - Sun, 1 Sep
SEA
Seattle
SJU
San Juan
€365 Return, found 6 days ago
€365
Return
found 6 days ago
![Delta](http://images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif)
Mon, 19 Aug - Sun, 1 Sep
SEA
Seattle
SJU
San Juan
€392 Return, found 6 days ago
€392
Return
found 6 days ago
![Alaska Airlines](http://images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif)
Mon, 19 Aug - Sun, 1 Sep
SEA
Seattle
SJU
San Juan
€401 Return, found 6 days ago
€401
Return
found 6 days ago
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