$181 Find Cheap Flights from Washington to Puerto Rico

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1 adult, Economy

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Useful Info
Useful Info

Good to know

Low seasonSeptember
High seasonDecember
Cheapest flight$181
Best time to beat the crowds with an average 32% drop in price.
Most popular time to fly with an average 40% increase in price.
Flight from Seattle to San Juan

FAQs for booking flights from Washington to Puerto Rico

  • How does KAYAK find such low prices on flights from Washington to Puerto Rico?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Puerto Rico.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Puerto Rico?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Washington to Puerto Rico is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington to Puerto Rico?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Washington to Puerto Rico with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Puerto Rico?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Washington to Puerto Rico up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • What is the cheapest day to fly to Puerto Rico?

    Based on KAYAK data, the cheapest day to fly to Puerto Rico is Tuesday where round-trip tickets can be as cheap as $504. On the other hand, the most expensive day to fly is Friday, where round-trip prices are $693 on average.

  • What is the cheapest time of day to fly to Puerto Rico?

    The cheapest time of day to fly to Puerto Rico is generally in the afternoon, when round-trip flights cost $465 on average. Morning departures are around 3% more expensive than evening flights, on average. The most expensive time of day to fly to Puerto Rico is generally at night, which is peak travel time and where the average cost of a ticket is $584.

  • What is the cheapest month to fly from Washington to Puerto Rico?

    The cheapest month for flights from Washington to Puerto Rico is September, when tickets cost $440 (return) on average. On the other hand, the most expensive months are December and July, when the average cost of round-trip tickets is $784 and $688 respectively.

  • How far in advance should I book a flight from Washington to Puerto Rico?

    To get a below average price on the flight from Washington to Puerto Rico, you should book around 4 weeks before departure. For the absolute cheapest price, our data suggests you should book 16 weeks before departure.

  • How long is the flight to Puerto Rico?

    An average nonstop flight from Washington to Puerto Rico takes 17h 24m, covering a distance of 3676 miles. The shortest route is Seattle (SEA) to San Juan Luis Munoz Marin Intl Airport (SJU) with an average flight time of 9h 04m.

  • What are the most popular destinations in Puerto Rico?

    Based on KAYAK flight searches, the most popular destination is Culebra (56% of total searches to Puerto Rico). The next most popular destination is Aguadilla (44%).

Book cheap flights from Washington to Puerto Rico

Recent round-trip flight deals

9/23Tue
1 stopDelta
13h 08mSEA-SJU
9/30Tue
2 stopsDelta
14h 00mSJU-SEA
$377
11/2Sun
1 stopJetBlue
12h 01mSEA-SJU
11/6Thu
1 stopJetBlue
12h 54mSJU-SEA
$378
7/16Wed
2 stopsSpirit Airlines
16h 19mPDX-SJU
7/22Tue
2 stopsSpirit Airlines
24h 32mSJU-PDX
$378
7/8Tue
2 stopsSpirit Airlines
13h 53mPDX-SJU
7/15Tue
2 stopsSpirit Airlines
24h 32mSJU-PDX
$379
10/17Fri
2 stopsFrontier
18h 59mSEA-SJU
10/23Thu
2 stopsFrontier
14h 20mSJU-SEA
$398
7/4Fri
3 stops
39h 02mPDX-SJU
7/9Wed
2 stops
24h 32mSJU-PDX
$406
8/20Wed
2 stopsFrontier
17h 09mSEA-SJU
8/23Sat
2 stopsFrontier
13h 41mSJU-SEA
$407
7/4Fri
2 stops
29h 54mPDX-SJU
7/9Wed
2 stops
24h 32mSJU-PDX
$410
8/18Mon
1 stopUnited Airlines
9h 30mPDX-SJU
8/27Wed
1 stopUnited Airlines
10h 48mSJU-PDX
$434
9/23Tue
2 stopsUnited Airlines
13h 57mSEA-SJU
9/29Mon
1 stopUnited Airlines
12h 42mSJU-SEA
$467

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Recent one-way flight deals

9/25Thu
2 stopsSpirit Airlines
20h 48mSEA-SJU
$181
7/13Sun
2 stopsSpirit Airlines
22h 09mPDX-SJU
$187
9/25Thu
2 stopsAmerican Airlines
12h 47mSEA-SJU
$189
8/26Tue
1 stopJetBlue
10h 10mPDX-SJU
$190
8/23Sat
1 stopDelta
10h 35mPDX-SJU
$200
8/25Mon
1 stopAmerican Airlines
20h 42mPDX-SJU
$204
9/24Wed
1 stopJetBlue
12h 14mSEA-SJU
$219
7/9Wed
1 stopSouthwest
15h 20mSEA-SJU
$226
8/19Tue
1 stopSouthwest
12h 40mPDX-SJU
$234
7/8Tue
1 stopDelta
11h 15mPDX-SJU
$241

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Last minute flights from Washington to Puerto Rico

Last minute flight, train and bus deals

6/17Tue
multi-stopFrontier
24h 33mSEA-SJU
6/21Sat
multi-stopFrontier
18h 44mSJU-SEA
$536
6/13Fri
multi-stopFrontier
15h 19mSEA-SJU
6/15Sun
multi-stopFrontier
19h 41mSJU-SEA
$565
6/17Tue
multi-stopSpirit Airlines
24h 21mSEA-SJU
6/24Tue
multi-stopSpirit Airlines
45h 39mSJU-SEA
$598
6/16Mon
multi-stopSpirit Airlines
24h 21mSEA-SJU
6/29Sun
multi-stopSpirit Airlines
16h 36mSJU-SEA
$614
6/16Mon
multi-stopAmerican Airlines
15h 38mSEA-SJU
6/30Mon
multi-stopAmerican Airlines
14h 52mSJU-SEA
$662
6/17Tue
multi-stopUnited Airlines
12h 00mSEA-SJU
6/20Fri
multi-stopUnited Airlines
11h 47mSJU-SEA
$663
6/17Tue
multi-stop
24h 21mSEA-SJU
6/24Tue
multi-stop
29h 26mSJU-SEA
$678
6/17Tue
multi-stopUnited Airlines
11h 54mSEA-SJU
6/20Fri
multi-stopUnited Airlines
11h 47mSJU-SEA
$701
6/16Mon
multi-stopAmerican Airlines
14h 53mSEA-SJU
6/30Mon
multi-stopAmerican Airlines
14h 52mSJU-SEA
$703
6/17Tue
multi-stop
24h 21mSEA-SJU
6/24Tue
multi-stop
29h 26mSJU-SEA
$728

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Everything you need to know for your flight to Puerto Rico

Cabin class types available on flights to Washington

Cabin classes available on flights to Washington. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
First Class flights to Puerto Rico
Business Class flights to Puerto Rico
Prem Econ Class flights to Puerto Rico
Economy Class flights to Puerto Rico

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