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Cheap Flights from Seattle to San Juan, PR, United States - SEA to SJU

Popular flights from Seattle to San Juan

We’ve got the inside scoop on finding the best time to fly for the best price. Not sure when to travel for your next vacation? Find details below on when-to-fly and when-to-buy.

Alaska Airlines
Departure Date Return Date Lowest Price
Jun 7, 2016 Jun 13, 2016 $471
American Airlines
Departure Date Return Date Lowest Price
May 15, 2016 May 24, 2016 $461
JetBlue Airways
Departure Date Return Date Lowest Price
May 28, 2016 Jun 3, 2016 $586
Silver Airways
Departure Date Return Date Lowest Price
May 8, 2016 May 13, 2016 $1,204
Sun Country Airlines
Departure Date Return Date Lowest Price
Aug 15, 2016 Aug 21, 2016 $754
United Airlines
Departure Date Return Date Lowest Price
May 30, 2016 Jun 10, 2016 $434
Jun 6, 2016 Jun 13, 2016 $434
Jun 8, 2016 Jun 14, 2016 $434

How Much Does it Cost to Fly from Seattle to San Juan (SEA to SJU)?

We have collected flight cost data from across the web for travel from Seattle to San Juan, and have found the average flight price for this trip to be $464.

When Can I Buy the Cheapest Flight from Seattle to San Juan (SEA to SJU)?

Airlines can adjust prices for plane tickets from Seattle to San Juan based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

Cheapest Day To Fly from Seattle to San Juan

The chart below shows up-to-date information regarding the cheapest days to fly from Seattle to San Juan.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$434 $435 $434 $496 $497 $497 $461

Lowest Fares Chart By Month from Seattle to San Juan

The chart below shows the lowest fare by month when flying from Seattle to San Juan.

Month Origin Destination Carrier Depart Date Return Date Stops Price
May Seattle San Juan United 5/30/16 6/10/16 2 $434
June Seattle San Juan United 6/6/16 6/13/16 2 $434
July Seattle San Juan United 7/6/16 7/13/16 2 $533
August Seattle San Juan Alaska 8/30/16 9/7/16 2 $456
September Seattle San Juan American 9/11/16 9/29/16 1 $456
October Seattle San Juan American 10/4/16 10/18/16 1 $457
November Seattle San Juan JetBlue 11/4/16 11/20/16 1 $511
December Seattle San Juan JetBlue 12/5/16 12/15/16 1 $511

Round Trip vs One Way Flights from Seattle to San Juan (SEA to SJU)

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from Seattle to San Juan. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from Seattle to San Juan is $323.

The average price for round trip flights from Seattle to San Juan is $507.

Seattle to San Juan Flight Questions

Below are some common questions that asked about this flight route:

Question: What are the most popular connecting cities when flying from Seattle to San Juan?
Answer: New York, NY

Airlines Flying from Seattle to San Juan (SEA to SJU)

Below are the different airlines that fly from Seattle to San Juan with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from Seattle to San Juan.

Seattle to San Juan
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American ORD X X X X X X X
JetBlue BOS X X X X X X X
Delta ATL X X X X X X X
United IAH X X X X X X X
United DEN / IAH X X X X X X X

Airports for Your Route

These pages contain information about the major airports in Seattle and San Juan, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap Domestic Flights from Seattle - SEA

FlightsAirlineLowest Price
Seattle to Atlanta American, Alaska, Frontier, Spirit, United $370
Seattle to New York American, Alaska, JetBlue, Frontier, Hawaiian, Sun Country, United, Virgin America $303
Seattle to Chicago American, Alaska, JetBlue, Frontier, Spirit, United, Virgin America $196
Seattle to ViequesCheck Dates
Seattle to Dallas - Ft Worth American, Alaska, Frontier, Spirit, Sun Country, United, Virgin America $242
Seattle to Aguadilla American, Alaska, JetBlue, United $847
Seattle to Ponce JetBlue $653

Cheap International Flights from Seattle - SEA

FlightsAirlineLowest Price
Seattle to St Thomas Island American, Alaska, JetBlue, United $512
Seattle to Punta Cana Silver, American, Alaska, JetBlue, Sun Country, United $742
Seattle to St Croix Island Silver, American, Alaska, JetBlue, United $608
Seattle to St Maarten American, Alaska, JetBlue, United $774
Seattle to Beef Island American, Alaska, JetBlue, United $980

Cheap Domestic Flights to San Juan - SJU

FlightsAirlineLowest Price
Portland to San Juan Silver, American, Alaska, JetBlue, United $391
Bellingham to San Juan American, Alaska, United $705
Pasco to San Juan American, Alaska, United $697
Portland to ViequesCheck Dates
Portland to New York American, Alaska, JetBlue, Frontier, Spirit, Sun Country, United, Virgin America $282
Portland to Atlanta American, Alaska, Frontier, United $330
Portland to Aguadilla American, JetBlue, United $654
Portland to Chicago American, Alaska, JetBlue, Frontier, Spirit, United, Virgin America $97

Cheap International Flights to San Juan - SJU

FlightsAirlineLowest Price
Vancouver to San Juan Air Canada, WestJet $503
Victoria to San Juan Air Canada, WestJet Check Dates
Portland to St Thomas Island American, Alaska, JetBlue, United $497
Vancouver to St Thomas Island Air Canada, WestJet $713
Portland to St Croix Island American, Alaska, JetBlue, United $718
Vancouver to Punta Cana Air Canada, Air Transat, Sunwing, WestJet $586
Vancouver to London Air Berlin, Air Canada, Air France, Finnair, Alitalia, British Airways, airBaltic, Condor, Aer Lingus, Iberia, Meridiana, Adria, KLM, Lufthansa, LOT, Thomas Cook, Czech, Austrian, SATA, Brussels, Tap Portugal, Air Transat, Virgin Atlantic, FlexFlight, WestJet $453
Portland to Punta Cana American, Alaska, JetBlue, Sun Country, United $445
Vancouver to St Croix Island Air Canada, WestJet $612
Vancouver to New York Pacific Coastal, American, Air Canada, Alaska, JetBlue, Cathay, Spirit, Sun Country, United, Virgin America, WestJet, Great Lakes $315
Cheap Flights from Seattle to San Juan, PR, United States, from $434 Round trip from SEA to SJU