$142 Find Cheap Flights from Washington to Costa Rica

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Useful Info
Useful Info

Good to know

Low seasonSeptember
High seasonDecember
Cheapest flight$142
Best time to beat the crowds with an average 19% drop in price.
Most popular time to fly with an average 36% increase in price.
Flight from Portland to San José

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.

  • Which is the cheapest airport to fly into in Costa Rica?

    Prices will differ depending on the departure airport, but generally, the cheapest airport to fly to in Costa Rica is Liberia Airport (LIR), with an average flight price of $360.

  • 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 $531 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 $531.

  • 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 $565 (return) on average. On the other hand, the most expensive months are December and July, when the average cost of round-trip tickets is $989 and $821 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 5 weeks before departure. For the absolute cheapest price, our data suggests you should book 18 weeks before departure.

  • How long is the flight to Costa Rica?

    An average nonstop flight from Washington to Costa Rica takes 13h 55m, covering a distance of 3290 miles. The shortest route is Portland (PDX) to Liberia (LIR) with an average flight time of 9h 01m.

  • What are the most popular destinations in Costa Rica?

    Based on KAYAK flight searches, the most popular destination is San José (64% of total searches to Costa Rica). The next most popular destination is Liberia (36%).

Book cheap flights from Washington to Costa Rica

Recent round-trip flight deals

6/2Mon
1 stopUnited Airlines
9h 12mPDX-SJO
6/11Wed
2 stopsUnited Airlines
14h 05mSJO-PDX
$320
8/18Mon
2 stopsAmerican Airlines
13h 10mPDX-SJO
8/25Mon
1 stopAmerican Airlines
14h 52mSJO-PDX
$332
9/8Mon
2 stopsDelta
17h 43mPDX-SJO
9/29Mon
2 stopsDelta
20h 46mSJO-PDX
$350
5/27Tue
2 stops
16h 53mPDX-SJO
5/30Fri
1 stop
11h 46mSJO-PDX
$356
8/8Fri
2 stopsAlaska Airlines
26h 38mPSC-SJO
8/14Thu
2 stopsAlaska Airlines
34h 59mSJO-PSC
$363
9/12Fri
2 stopsDelta
17h 43mPDX-SJO
9/19Fri
2 stopsDelta
20h 46mSJO-PDX
$375
5/28Wed
2 stops
19h 13mSEA-SJO
6/2Mon
1 stop
12h 24mSJO-SEA
$376
5/28Wed
2 stopsAlaska Airlines
23h 56mSEA-SJO
6/3Tue
2 stopsAlaska Airlines
16h 50mSJO-SEA
$392
6/2Mon
2 stopsSpirit Airlines
20h 56mPDX-SJO
6/6Fri
2 stopsSpirit Airlines
25h 14mSJO-PDX
$392
6/2Mon
2 stopsSpirit Airlines
20h 56mPDX-SJO
6/11Wed
2 stopsSpirit Airlines
23h 49mSJO-PDX
$393

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Recent one-way flight deals

9/24Wed
1 stopAmerican Airlines
8h 29mPDX-SJO
$142
9/24Wed
2 stopsAmerican Airlines
13h 40mPDX-SJO
$154
5/28Wed
2 stops
16h 38mSEA-SJO
$166
8/29Fri
1 stopAlaska Airlines
26h 03mPDX-SJO
$170
5/29Thu
2 stopsSpirit Airlines
28h 33mSEA-SJO
$180
5/29Thu
1 stopAlaska Airlines
16h 46mSEA-SJO
$188
10/15Wed
1 stopUnited Airlines
16h 30mPDX-SJO
$191
5/28Wed
3 stops
41h 54mSEA-SJO
$195
5/21Wed
2 stopsSpirit Airlines
27h 27mSEA-SJO
$196
5/31Sat
2 stopsUnited Airlines
18h 40mPDX-SJO
$199

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Last minute flights from Washington to Costa Rica

Last minute flight, train and bus deals

5/5Mon
multi-stopUnited Airlines
15h 53mSEA-SJO
5/12Mon
multi-stopUnited Airlines
15h 55mSJO-SEA
$481
5/5Mon
multi-stopAmerican Airlines
9h 38mPDX-SJO
5/7Wed
multi-stopAmerican Airlines
11h 50mSJO-PDX
$483
5/5Mon
multi-stopUnited Airlines
15h 53mSEA-SJO
5/12Mon
multi-stopUnited Airlines
14h 36mSJO-SEA
$485
5/5Mon
multi-stopAlaska Airlines
30h 37mSEA-SJO
5/11Sun
multi-stopAlaska Airlines
14h 41mSJO-SEA
$489
5/5Mon
multi-stop
20h 54mSEA-SJO
5/12Mon
multi-stop
34h 22mSJO-SEA
$505
5/5Mon
multi-stop
15h 58mSEA-SJO
5/16Fri
multi-stop
34h 22mSJO-SEA
$512
5/2Fri
multi-stopDelta
13h 09mPDX-SJO
5/10Sat
multi-stopDelta
15h 55mSJO-PDX
$523
5/5Mon
multi-stopSpirit Airlines
36h 31mSEA-SJO
5/8Thu
multi-stopSpirit Airlines
36h 42mSJO-SEA
$527
5/5Mon
multi-stopAlaska Airlines
25h 22mSEA-SJO
5/15Thu
multi-stopAlaska Airlines
18h 21mSJO-SEA
$541
5/2Fri
multi-stopSpirit Airlines
19h 48mSEA-SJO
5/4Sun
multi-stopSpirit Airlines
24h 12mSJO-SEA
$697

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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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