How long is the flight from State of Washington to Costa Rica?

A quick flight from State of Washington to Costa Rica can take about 10h 05m. United Airlines provides one of the quickest options available for as low as $308. State of Washington and Costa Rica are separated by a distance of 3340 mi. This flight may include one or multiple stops.

What are the cheapest airlines to fly from State of Washington to Costa Rica one-way?

To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $122. Southwest flights start at $128 while deals on American Airlines start at $139 one-way.

In terms of precipitation, rainfall in Costa Rica ranges from 0.0 - 11.8 inches per month. September is typically the wettest month, when rainfall can reach 11.8 in. February is typically the driest time to visit Costa Rica when rainfall is around 0.0 in.

If weather is an important factor for your trip to Costa Rica, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 64.4 F).

Can I find deals for flights from Washington to Costa Rica that include hotel bookings?

Yes. In addition to deals on Washington to Costa Rica flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Washington to Costa Rica?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Costa Rica.

Can I find deals for business class flights from Washington to Costa Rica?

Yes. Cheapflights offers flight deals from Washington to Costa Rica by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$122+ Flights from Washington to Costa Rica

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Washington to Costa Rica with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Washington to Costa Rica

Round-trip from	$276 (United Airlines)
One-way from	$122 (United Airlines)
Popular in	December
Cheapest in	September
Average price	$514

From Washington to Costa Rica

Search Deals

One-way flight from Washington to Costa Rica

Search Deals

Highest demand for flights based on searches. 11% potential increase in price ($87 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Washington to Costa Rica

Cheapest flights from Washington to Costa Rica
Explore the most affordable flight options available from Washington to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

Mon 11/37:38 pmPDX - SJO

2 stops13h 47mUnited Airlines

Sat 11/1512:35 pmSJO - PDX

1 stop12h 10mUnited Airlines

Deal found 9/15

$276

Thu 9/255:30 amPDX - SJO

2 stops13h 07mUnited Airlines

Tue 9/308:37 amSJO - PDX

1 stop13h 13mUnited Airlines

Deal found 9/14

$280

Sat 11/155:15 amPDX - SJO

1 stop12h 55mSouthwest

Sun 11/239:00 amSJO - PDX

2 stops17h 15mSouthwest

Deal found 9/15

$281

Thu 11/1312:33 pmPDX - SJO

1 stop10h 05mAlaska Airlines

Mon 11/171:55 amSJO - PDX

1 stop11h 40mAlaska Airlines

Deal found 9/14

$292

Fri 10/314:05 pmGEG - SJO

2 stops17h 20mUnited Airlines

Fri 11/79:40 amSJO - GEG

1 stop15h 49mUnited Airlines

Deal found 9/16

$298

Tue 10/145:15 pmPDX - SJO

1 stop13h 00mUnited Airlines

Tue 10/217:55 amSJO - PDX

2 stops13h 55mUnited Airlines

Deal found 9/14

$301

Sat 11/155:25 amGEG - SJO

2 stops14h 48mAmerican Airlines

Sat 11/226:22 amSJO - GEG

1 stop18h 29mAmerican Airlines

Deal found 9/14

$302

Sat 11/1512:50 pmGEG - SJO

2 stops22h 25mSouthwest

Sat 11/222:40 pmSJO - GEG

1 stop11h 40mSouthwest

Deal found 9/15

$303

Mon 11/37:38 pmPDX - SJO

1 stop10h 54mUnited Airlines

Thu 11/1312:35 pmSJO - PDX

2 stops13h 51mUnited Airlines

Deal found 9/13

$306

Thu 11/1312:33 pmPDX - SJO

1 stop10h 05mAlaska Airlines

Sun 11/161:55 amSJO - PDX

1 stop22h 39mAlaska Airlines

Deal found 9/15

$308

Fri 10/317:38 pmPDX - SJO

2 stops13h 47mUnited Airlines

Fri 11/712:35 pmSJO - PDX

1 stop12h 10mUnited Airlines

Deal found 9/16

$312

Wed 11/1212:33 pmPDX - SJO

1 stop10h 05mAlaska Airlines

Tue 11/181:55 amSJO - PDX

1 stop13h 55mAlaska Airlines

Deal found 9/15

$316

Best flights from Washington to Costa Rica
Discover carefully curated flight deals from Washington to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2025.

Sat 9/277:02 amPDX - SJO

1 stop11h 35mUnited Airlines

Tue 9/308:37 amSJO - PDX

1 stop10h 56mUnited Airlines

Deal found 9/14

$276

Thu 11/1312:33 pmPDX - SJO

1 stop10h 05mAlaska Airlines

Sun 11/161:55 amSJO - PDX

1 stop22h 39mAlaska Airlines

Deal found 9/15

$308

Sat 11/153:34 pmGEG - SJO

2 stops19h 32mDelta

Fri 11/212:31 pmSJO - GEG

2 stops24h 34mDelta

Deal found 9/14

$320

Sat 11/810:45 pmPDX - LIR

1 stop13h 28mAmerican Airlines

Fri 11/141:21 pmLIR - PDX

1 stop12h 10mAmerican Airlines

Deal found 9/14

$345

Fri 11/144:25 pmGEG - LIR

2 stops17h 50mSouthwest

Sat 11/221:10 pmLIR - GEG

1 stop13h 10mSouthwest

Deal found 9/14

$462

Tue 10/77:35 pmPDX - SJO

1 stop10h 40mUnited Airlines

Tue 12/168:45 amSJO - PDX

2 stops16h 07mUnited Airlines

Deal found 9/14

$276

Wed 11/1212:35 amPDX - SJO

2 stops19h 32mDelta

Mon 11/172:31 pmSJO - PDX

2 stops20h 33mDelta

Deal found 9/14

$320

Wed 10/297:39 pmGEG - SJO

2 stops27h 12mAlaska Airlines

Tue 11/41:55 amSJO - GEG

2 stops24h 27mAlaska Airlines

Deal found 9/14

$332

Fri 10/314:05 pmGEG - SJO

2 stops17h 20mUnited Airlines

Fri 11/78:45 amSJO - GEG

2 stops16h 44mUnited Airlines

Deal found 9/16

$302

Mon 10/275:13 pmPSC - SJO

2 stops17h 45mDelta

Fri 10/311:23 pmSJO - PSC

2 stops22h 27mDelta

Deal found 9/13

$320

Thu 10/305:51 amGEG - SJO

2 stops17h 00mAlaska Airlines

Wed 11/51:55 amSJO - GEG

1 stop14h 03mAlaska Airlines

Deal found 9/14

$332

Mon 10/2710:01 pmSEA - LIR

2 stops12h 44mAmerican Airlines

Fri 10/3112:45 pmLIR - SEA

2 stops21h 55mAmerican Airlines

Deal found 9/16

$378

Mon 10/277:00 amPSC - SJO

1 stop15h 51mAlaska Airlines

Thu 10/301:11 amSJO - PSC

1 stop23h 48mAlaska Airlines

Deal found 9/13

$334

Wed 12/105:00 amPDX - LIR

1 stop9h 08mUnited Airlines

Wed 12/178:35 amLIR - PDX

2 stops16h 17mUnited Airlines

Deal found 9/14

$345

Fri 10/3112:33 pmGEG - SJO

1 stop28h 43mAmerican Airlines

Fri 11/76:22 amSJO - GEG

1 stop12h 20mAmerican Airlines

Deal found 9/16

$387

Tue 11/113:40 pmSEA - SJO

1 stop19h 26mDelta

Mon 11/172:31 pmSJO - SEA

1 stop11h 28mDelta

Deal found 9/14

$361

Mon 11/35:55 pmPDX - SJO

1 stop28h 43mAlaska Airlines

Wed 11/121:55 amSJO - PDX

1 stop11h 40mAlaska Airlines

Deal found 9/13

$345

Tue 12/25:00 amPDX - LIR

1 stop9h 08mUnited Airlines

Tue 12/98:35 amLIR - PDX

1 stop16h 22mUnited Airlines

Deal found 9/14

$345

Tue 11/43:45 pmSEA - SJO

1 stop19h 05mDelta

Wed 11/122:31 pmSJO - SEA

1 stop21h 44mDelta

Deal found 9/14

$370

Mon 11/105:55 pmPDX - LIR

1 stop10h 25mAlaska Airlines

Wed 11/1211:20 amLIR - PDX

1 stop11h 30mAlaska Airlines

Deal found 9/15

$345

Thu 12/115:00 amPDX - LIR

1 stop9h 08mUnited Airlines

Tue 12/168:35 amLIR - PDX

2 stops16h 17mUnited Airlines

Deal found 9/15

$349

Sat 11/153:05 pmGEG - LIR

2 stops19h 13mAmerican Airlines

Sat 11/222:00 pmLIR - GEG

1 stop10h 51mAmerican Airlines

Deal found 9/14

$441

Fri 12/1211:59 pmPDX - LIR

1 stop10h 56mUnited Airlines

Thu 12/2512:50 pmLIR - PDX

1 stop12h 09mUnited Airlines

Deal found 9/15

$349

Mon 11/39:30 pmPDX - SJO

1 stop25h 08mAlaska Airlines

Fri 11/141:55 amSJO - PDX

1 stop22h 29mAlaska Airlines

Deal found 9/14

$351

Sat 12/62:57 pmGEG - LIR

2 stops19h 28mAmerican Airlines

Sat 12/133:30 pmLIR - GEG

2 stops23h 00mAmerican Airlines

Deal found 9/15

$441

Tue 3/31:00 pmGEG - LIR

2 stops21h 50mDelta

Thu 3/53:55 pmLIR - GEG

2 stops23h 05mDelta

Deal found 9/14

$421

Thu 10/3012:45 pmGEG - SJO

1 stop17h 47mUnited Airlines

Thu 11/69:40 amSJO - GEG

1 stop15h 49mUnited Airlines

Deal found 9/14

$353

Fri 12/124:32 pmPDX - LIR

1 stop22h 41mAlaska Airlines

Tue 12/169:00 amLIR - PDX

1 stop13h 21mAlaska Airlines

Deal found 9/16

$355

Sun 12/73:05 pmGEG - LIR

2 stops19h 14mAmerican Airlines

Sun 12/143:14 pmLIR - GEG

2 stops24h 35mAmerican Airlines

Deal found 9/15

$465

Mon 10/135:15 pmPDX - SJO

1 stop13h 00mUnited Airlines

Mon 10/208:37 amSJO - PDX

1 stop13h 13mUnited Airlines

Deal found 9/13

$353

Last-minute flights from Washington to Costa Rica
Discover last-minute flight deals from Washington to Costa Rica. Data last updated September 16, 2025 and is based on user searches.

Thu 9/257:02 amPDX - SJO

1 stop11h 35mUnited Airlines

Tue 9/308:37 amSJO - PDX

1 stop10h 56mUnited Airlines

Deal found 9/14

$276

Thu 9/255:30 amPDX - SJO

2 stops13h 07mUnited Airlines

Mon 9/298:37 amSJO - PDX

1 stop13h 13mUnited Airlines

Deal found 9/14

$280

Sat 9/275:00 amPDX - SJO

2 stops13h 37mUnited Airlines

Tue 9/308:37 amSJO - PDX

1 stop13h 13mUnited Airlines

Deal found 9/15

$332

Mon 9/295:38 amPDX - SJO

2 stops28h 34mAmerican Airlines

Wed 10/82:40 pmSJO - PDX

2 stops30h 50mAmerican Airlines

Deal found 9/16

$327

Mon 9/297:39 amPDX - SJO

2 stops26h 33mAmerican Airlines

Tue 10/76:44 amSJO - PDX

2 stops32h 20mAmerican Airlines

Deal found 9/15

$328

Tue 10/145:15 pmPDX - SJO

1 stop13h 00mUnited Airlines

Tue 10/217:55 amSJO - PDX

2 stops13h 55mUnited Airlines

Deal found 9/14

$301

Mon 10/276:10 amPSC - SJO

2 stops28h 48mDelta

Fri 10/311:23 pmSJO - PSC

2 stops22h 27mDelta

Deal found 9/15

$320

Wed 10/297:39 pmGEG - SJO

2 stops27h 12mAlaska Airlines

Tue 11/41:55 amSJO - GEG

1 stop14h 03mAlaska Airlines

Deal found 9/14

$332

Thu 10/3012:33 pmGEG - SJO

2 stops22h 32mAmerican Airlines

Thu 11/66:22 amSJO - GEG

1 stop16h 33mAmerican Airlines

Deal found 9/14

$302

Fri 10/314:05 pmGEG - SJO

2 stops17h 20mUnited Airlines

Fri 11/79:40 amSJO - GEG

1 stop15h 49mUnited Airlines

Deal found 9/16

$298

Fri 10/317:38 pmPDX - SJO

2 stops13h 47mUnited Airlines

Fri 11/712:35 pmSJO - PDX

1 stop12h 10mUnited Airlines

Deal found 9/16

$312

Fri 10/3112:33 pmPDX - SJO

1 stop10h 12mAlaska Airlines

Thu 11/61:55 amSJO - PDX

1 stop11h 40mAlaska Airlines

Deal found 9/16

$316

One-way flights from Washington to Costa Rica
Search for one-way flight options from Washington to Costa Rica. Find affordable one-way fares based on user searches. Data last updated September 16, 2025.

Thu 9/251:44 pmPDX - SJO

1 stop16h 31mUnited Airlines

Deal found 9/14

$122

Thu 10/237:35 pmPDX - SJO

2 stops16h 00mSouthwest

Deal found 9/14

$128

Sun 10/2612:33 pmGEG - SJO

2 stops22h 32mAmerican Airlines

Deal found 9/14

$139

Mon 10/277:05 pmGEG - SJO

2 stops15h 53mDelta

Deal found 9/14

$142

Sun 10/266:00 amGEG - SJO

1 stop24h 32mUnited Airlines

Deal found 9/14

$145

Mon 10/2710:30 amPDX - SJO

1 stop12h 21mAlaska Airlines

Deal found 9/15

$149

Tue 10/148:49 pmSEA - SJO

1 stop15h 49mAmerican Airlines

Deal found 9/14

$152

Wed 10/13:28 pmSEA - SJO

1 stop14h 47mUnited Airlines

Deal found 9/15

$157

Wed 10/12:50 pmPDX - LIR

1 stop14h 30mAlaska Airlines

Deal found 9/14

$157

Sun 10/55:38 amPDX - SJO

2 stops29h 22mAmerican Airlines

Deal found 9/14

$158

Sun 10/510:20 amPDX - LIR

2 stops24h 40mDelta

Deal found 9/14

$162

Sat 12/63:40 pmSEA - LIR

1 stop19h 00mDelta

Deal found 9/15

$163

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandSan José

PDX - SJO

PDXSJO

Portland

Sat 9/27

7:02 am-7:37 pm

1 stop11h 35m

San José Juan Santamaria Intl

Tue 9/30

8:37 am-6:33 pm

1 stop10h 56m

$276

PortlandSan José

PDX - SJO

PDXSJO

Portland

Tue 10/7

7:35 pm-7:15 am

1 stop10h 40m

San José Juan Santamaria Intl

Tue 12/16

8:45 am-10:52 pm

2 stops16h 07m

$276

SpokaneSan José

GEG - SJO

GEGSJO

Spokane

Fri 10/31

4:05 pm-10:25 am

2 stops17h 20m

San José Juan Santamaria Intl

Fri 11/7

8:45 am-11:29 pm

2 stops16h 44m

$302

PortlandSan José

PDX - SJO

PDXSJO

Portland

Thu 11/13

12:33 pm-12:38 am

1 stop10h 05m

San José Juan Santamaria Intl

Sun 11/16

1:55 am-10:34 pm

1 stop22h 39m

$308

SpokaneSan José

GEG - SJO

GEGSJO

Spokane

Sat 11/15

3:34 pm-1:06 pm

2 stops19h 32m

San José Juan Santamaria Intl

Fri 11/21

2:31 pm-1:05 pm

2 stops24h 34m

$320

PortlandSan José

PDX - SJO

PDXSJO

Portland

Wed 11/12

12:35 am-10:07 pm

2 stops19h 32m

San José Juan Santamaria Intl

Mon 11/17

2:31 pm-9:04 am

2 stops20h 33m

$320

PascoSan José

PSC - SJO

PSCSJO

Pasco Tri Cities

Mon 10/27

5:13 pm-11:58 am

2 stops17h 45m

San José Juan Santamaria Intl

Fri 10/31

1:23 pm-10:50 am

2 stops22h 27m

$320

SpokaneSan José

GEG - SJO

GEGSJO

Spokane

Wed 10/29

7:39 pm-11:51 pm

2 stops27h 12m

San José Juan Santamaria Intl

Tue 11/4

1:55 am-12:22 am

2 stops24h 27m

$332

SpokaneSan José

GEG - SJO

GEGSJO

Spokane

Thu 10/30

5:51 am-11:51 pm

2 stops17h 00m

San José Juan Santamaria Intl

Wed 11/5

1:55 am-1:58 pm

1 stop14h 03m

$332

PascoSan José

PSC - SJO

PSCSJO

Pasco Tri Cities

Mon 10/27

7:00 am-11:51 pm

1 stop15h 51m

San José Juan Santamaria Intl

Thu 10/30

1:11 am-11:59 pm

1 stop23h 48m

$334

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 60 results

...

Best time to book a flight from Washington to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Washington with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington to Costa Rica

What is the cheapest month to book a flight from State of Washington to Costa Rica?

Currently, September is the cheapest month in which you can book a flight from State of Washington to Costa Rica (average of $398). Flying from State of Washington to Costa Rica in March is currently the most expensive (average of $554). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WA to CR?

When flying from State of Washington to Costa Rica, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

How long is the flight from State of Washington to Costa Rica?
A quick flight from State of Washington to Costa Rica can take about 10h 05m. United Airlines provides one of the quickest options available for as low as $308. State of Washington and Costa Rica are separated by a distance of 3340 mi. This flight may include one or multiple stops.
What are the cheapest airlines to fly from State of Washington to Costa Rica one-way?
To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $122. Southwest flights start at $128 while deals on American Airlines start at $139 one-way.
Can I find deals for flights from Washington to Costa Rica that include hotel bookings?
Yes. In addition to deals on Washington to Costa Rica flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington to Costa Rica?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Costa Rica.
Can I find deals for business class flights from Washington to Costa Rica?
Yes. Cheapflights offers flight deals from Washington to Costa Rica by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from State of Washington to Costa Rica?
Currently, September is the cheapest month in which you can book a flight from State of Washington to Costa Rica (average of $398). Flying from State of Washington to Costa Rica in March is currently the most expensive (average of $554). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Washington to Costa Rica

John F Kennedy Intl to San José flights

Los Angeles to Guatemala City flights

Newark to San José flights

Los Angeles to San Salvador flights

Dulles Intl to San Salvador flights

John F Kennedy Intl to Panama City flights

Newark to Panama City flights

John F Kennedy Intl to San Salvador flights

Hobby to San Salvador flights

Los Angeles to San José flights

Dallas/Fort Worth to San Salvador flights

John F Kennedy Intl to Guatemala City flights

George Bush Intcntl to San Salvador flights

LaGuardia to San José flights

O'Hare Intl to San José flights

Newark to Liberia flights

Newark to Guatemala City flights

Dulles Intl to San José flights

Los Angeles to Panama City flights

Hobby to San José flights

LaGuardia to Panama City flights

Dallas/Fort Worth to San José flights

Dulles Intl to Panama City flights

Atlanta to San José flights

Miami to Managua flights

John F Kennedy Intl to Liberia flights

O'Hare Intl to Panama City flights

George Bush Intcntl to San José flights

Miami to Panama City flights

San Francisco to San José flights

Boston to San José flights

Orlando to Panama City flights

Dulles Intl to Guatemala City flights

Dallas/Fort Worth to Guatemala City flights

O'Hare Intl to Guatemala City flights

Baltimore to San José flights

Hobby to Panama City flights

Atlanta to San Salvador flights

Los Angeles to Liberia flights

Reagan-National to San José flights

Baltimore to San Salvador flights

Orlando to San José flights

Denver to San José flights

Dallas/Fort Worth to Panama City flights

Ontario to San Salvador flights

Miami to San Salvador flights

Reagan-National to San Salvador flights

Atlanta to Guatemala City flights

O'Hare Intl to Liberia flights

LaGuardia to Liberia flights

Top 9 airlines flying from Washington to Costa Rica

Airline	Cheapest	Average	Flexibility	On-time
Avianca	Cheapest$152	Average$217	FlexibilityNo cancel fee	On-time71%
Spirit Airlines	Cheapest$308	Average$387	FlexibilityNo cancel fee	On-time65%
Alaska Airlines	Cheapest$311	Average$582	FlexibilityNo cancel fee	On-time75%
American Airlines	Cheapest$328	Average$701	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$391	Average$767	FlexibilityNo cancel fee	On-time69%
Copa Airlines	Cheapest$423	Average$783	FlexibilityNo cancel fee	On-time70%
Delta	Cheapest$450	Average$707	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$462	Average$666	FlexibilityNo cancel fee	On-time63%
Aeromexico	Cheapest$709	Average$987	FlexibilityNo cancel fee	On-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$122+ Cheap flights from Washington to Costa Rica

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/25. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Washington to Costa Rica with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Washington to Costa Rica

Keep the following information in mind while searching for Washington to Costa Rica flight deals. Data was last updated September 16, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Washington to Costa Rica

Cheapest flights from Washington to Costa RicaExplore the most affordable flight options available from Washington to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

Explore the most affordable flight options available from Washington to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington to Costa Rica that are best for you.

Best time to book a flight from Washington to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Washington with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington to Costa Rica

What is the cheapest month to book a flight from State of Washington to Costa Rica?

What is the cheapest time of day to fly from WA to CR?

Find hourly flight availability from Washington to Costa Rica. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

Related info for your journey

Find useful and relevant information for your journey from Washington to Costa Rica. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from State of Washington to Costa Rica?

What are the cheapest airlines to fly from State of Washington to Costa Rica one-way?

Can I find deals for flights from Washington to Costa Rica that include hotel bookings?

How can I find direct flights from Washington to Costa Rica?

Can I find deals for business class flights from Washington to Costa Rica?

What is the cheapest month to book a flight from State of Washington to Costa Rica?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Washington to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.

Top 9 airlines flying from Washington to Costa Rica

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Washington to Costa Rica
Explore the most affordable flight options available from Washington to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.