$141 Find Cheap Flights from Washington to Costa Rica

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Useful Info

Good to know

Low seasonSeptember
High seasonDecember
Cheapest flight$141
Best time to beat the crowds with an average 18% drop in price.
Most popular time to fly with an average 49% increase in price.
Flight from Portland to Liberia

FAQs for booking flights from Washington to Costa Rica

  • How does KAYAK find such low prices on flights from Washington to Costa Rica?

    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 Costa Rica.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Washington to Costa Rica 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 Costa Rica?

    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 Costa Rica 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 Costa Rica?

    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 Costa Rica 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 Costa Rica?

    Based on KAYAK data, the cheapest day to fly to Costa Rica is Tuesday where round-trip tickets can be as cheap as $576. On the other hand, the most expensive day to fly is Friday, where round-trip prices are $782 on average.

  • What is the cheapest time of day to fly to Costa Rica?

    The cheapest time of day to fly to Costa Rica is generally in the afternoon, when round-trip flights cost $658 on average. Morning departures are around 2% more expensive than evening flights, on average. The most expensive time of day to fly to Costa Rica is generally in the morning, which is peak travel time and where the average cost of a ticket is $693.

  • What is the cheapest flight to Costa Rica?

    The cheapest ticket to Costa Rica from Washington found in the last 72 hours was to Liberia, at $758 round-trip. The most popular route is Seattle (SEA) to Liberia (LIR) and the cheapest round-trip airline ticket found on this route in the last 72 hours was $758.

  • What is the cheapest month to fly from Washington to Costa Rica?

    The cheapest month for flights from Washington to Costa Rica is January, when tickets cost $570 (return) on average. On the other hand, the most expensive months are December and April, when the average cost of round-trip tickets is $957 and $768 respectively.

  • How far in advance should I book a flight from Washington to Costa Rica?

    To get a below average price on the flight from Washington to Costa Rica, you should book around 4 weeks before departure. For the absolute cheapest price, our data suggests you should book 19 weeks before departure.

  • How long is the flight to Costa Rica?

    An average nonstop flight from Washington to Costa Rica takes 12h 57m, covering a distance of 3290 miles. The shortest route is Seattle (SEA) to Liberia (LIR) with an average flight time of 6h 58m.

  • What are the most popular destinations in Costa Rica?

    Based on KAYAK flight searches, the most popular destination is San José (65% of total searches to Costa Rica). The next most popular destination is Liberia (35%).

Book cheap flights from Washington to Costa Rica

Recent round-trip flight deals

8/11Mon
1 stopAlaska Airlines
9h 45mPDX-LIR
8/19Tue
1 stopAlaska Airlines
17h 27mLIR-PDX
$313
8/12Tue
1 stopUnited Airlines
9h 01mPDX-LIR
8/21Thu
2 stopsUnited Airlines
21h 08mLIR-PDX
$317
7/29Tue
1 stopAmerican Airlines
12h 40mPDX-LIR
8/5Tue
2 stopsAmerican Airlines
19h 59mLIR-PDX
$319
9/18Thu
2 stopsAmerican Airlines
21h 36mGEG-SJO
9/25Thu
1 stopAmerican Airlines
16h 35mSJO-GEG
$320
9/5Fri
2 stopsDelta
18h 12mPDX-SJO
9/19Fri
2 stopsDelta
27h 27mSJO-PDX
$342
10/19Sun
2 stopsDelta
29h 05mPDX-LIR
10/30Thu
2 stopsDelta
25h 07mLIR-PDX
$349
9/1Mon
2 stops
21h 35mSEA-SJO
9/8Mon
2 stops
20h 23mSJO-SEA
$357
8/11Mon
1 stop
17h 20mSEA-SJO
8/26Tue
1 stop
17h 30mSJO-SEA
$362
7/22Tue
2 stopsSpirit Airlines
19h 01mPDX-SJO
7/29Tue
2 stopsSpirit Airlines
22h 02mSJO-PDX
$388
7/22Tue
2 stopsSpirit Airlines
19h 01mPDX-SJO
7/30Wed
2 stopsSpirit Airlines
22h 02mSJO-PDX
$403

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Recent one-way flight deals

7/28Mon
2 stopsAmerican Airlines
13h 11mPDX-LIR
$141
9/23Tue
2 stops
14h 20mSEA-SJO
$143
8/11Mon
2 stopsUnited Airlines
16h 27mPDX-LIR
$146
9/24Wed
2 stopsDelta
18h 07mPDX-SJO
$147
9/24Wed
1 stopAmerican Airlines
11h 19mPDX-SJO
$152
8/29Fri
2 stopsDelta
12h 00mPDX-SJO
$159
8/14Thu
2 stopsDelta
17h 15mPDX-LIR
$161
7/8Tue
1 stopAlaska Airlines
19h 18mPDX-LIR
$171
8/8Fri
1 stopAlaska Airlines
31h 50mPDX-LIR
$173
8/3Sun
1 stopUnited Airlines
11h 27mPDX-SJO
$197

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Last minute flights from Washington to Costa Rica

Last minute flight, train and bus deals

7/4Fri
multi-stopUnited Airlines
10h 54mPDX-LIR
7/11Fri
multi-stopUnited Airlines
10h 37mLIR-PDX
$462
7/2Wed
multi-stopAmerican Airlines
13h 41mPDX-LIR
7/9Wed
multi-stopAmerican Airlines
12h 42mLIR-PDX
$466
7/4Fri
multi-stopAlaska Airlines
51h 59mGEG-SJO
7/21Mon
multi-stopAlaska Airlines
17h 57mSJO-GEG
$619
7/5Sat
multi-stopAlaska Airlines
17h 36mGEG-LIR
7/15Tue
multi-stopAlaska Airlines
19h 43mLIR-GEG
$632
7/3Thu
multi-stopSouthwest
12h 50mSEA-SJO
7/5Sat
multi-stopSouthwest
13h 30mSJO-SEA
$742
7/4Fri
multi-stopSouthwest
13h 00mSEA-SJO
7/7Mon
multi-stopSouthwest
16h 40mSJO-SEA
$746
7/6Sun
multi-stop
27h 08mPDX-SJO
7/11Fri
multi-stop
26h 59mSJO-PDX
$751
7/3Thu
multi-stop
14h 14mSEA-SJO
7/16Wed
multi-stop
30h 01mSJO-SEA
$761
7/4Fri
multi-stopWestJet
17h 34mPDX-LIR
7/11Fri
multi-stopWestJet
30h 19mLIR-PDX
$1,294
7/3Thu
multi-stopWestJet
34h 32mPDX-LIR
7/12Sat
multi-stopWestJet
48h 39mLIR-PDX
$2,602

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Everything you need to know for your flight to Costa Rica

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.

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