Cheap flights from Dulles Intl (IAD) to Costa Rica from $90

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 8/27. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
IAD — SJO
Jun 16 — Jun 231

How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Costa Rica?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 61 days in advance, which can save you up to 18% on flights from Washington, D.C. Dulles Intl Airport to Costa Rica compared to booking the week you need them. Waiting 61 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $365. For sooner than that we have options available in the next 3 days from $365.

What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Costa Rica?

The best pricing can be found in the month of October. Prices to Costa Rica from Washington, D.C. Dulles Intl Airport average $398. You can even find prices in October for less than $398, as users have found deals to Costa Rica from as low as $199. The month of December appears to be one of the more expensive times to travel to Costa Rica from Washington, D.C. Dulles Intl Airport. Flying in the targeted month can save you up to 46%.

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

When flying from Washington, D.C. Dulles Intl Airport 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.

Cheap Dulles Intl to Costa Rica flights in June & July 2024

Find cheap flight options from Dulles Intl to Costa Rica specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,117,830 searches. Prices were last updated on June 11, 2024.
Check out some of the best flight deals from Washington, D.C. to Costa Rica in 2024. Check back in a little while for more flight options.
Tue 6/116:00 amIAD - SJO
1 stop18h 35mAmerican Airlines
Thu 6/132:15 pmSJO - IAD
1 stop16h 43mAmerican Airlines
Deal found 6/10$266
Tue 6/116:00 amIAD - SJO
1 stop18h 35mAmerican Airlines
Fri 6/1412:50 pmSJO - IAD
2 stops17h 57mAmerican Airlines
Deal found 6/10$271
Mon 6/101:55 amIAD - SJO
Nonstop4h 30mAvianca
Thu 6/204:55 pmSJO - IAD
Nonstop4h 40mAvianca
Deal found 6/10$272
Tue 6/115:00 amIAD - SJO
2 stops17h 00mAmerican Airlines
Tue 6/1811:59 pmSJO - IAD
2 stops39h 14mAmerican Airlines
Deal found 6/10$283
Tue 7/21:05 amIAD - SJO
Nonstop4h 30mAvianca
Sun 7/76:10 amSJO - IAD
1 stop17h 00mAvianca
Deal found 6/11$291
Mon 6/175:00 amIAD - SJO
2 stops43h 35mAmerican Airlines
Mon 6/2411:59 pmSJO - IAD
2 stops46h 00mAmerican Airlines
Deal found 6/10$295
Mon 7/151:05 amIAD - SJO
Nonstop4h 30mAvianca
Tue 7/234:55 pmSJO - IAD
Nonstop4h 40mAvianca
Deal found 6/10$299
Sat 7/276:00 amIAD - SJO
2 stops32h 00mAmerican Airlines
Wed 7/3111:59 pmSJO - IAD
2 stops30h 55mAmerican Airlines
Deal found 6/10$302
Mon 6/1010:09 pmIAD - SJO
1 stop13h 54mUnited Airlines
Tue 6/185:30 amSJO - IAD
1 stop16h 29mUnited Airlines
Deal found 6/10$304

Dulles Intl to Costa Rica 2024 flight deals

Discover exclusive flight deals for travel between Dulles Intl and Costa Rica in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,117,830 searches. Data last updated June 11, 2024.
Check out some of the best flight deals from Washington, D.C. to Costa Rica in 2024. Check back in a little while for more flight options.
Thu 8/155:38 pmIAD - LIR
2 stops21h 45mAmerican Airlines
Mon 9/3012:40 pmLIR - IAD
2 stops19h 54mAmerican Airlines
Deal found 6/11$217
Thu 8/295:00 pmIAD - SJO
1 stop8h 15mAvianca
Sun 9/154:50 pmSJO - IAD
1 stop9h 50mAvianca
Deal found 6/9$262
Thu 8/292:35 amIAD - SJO
2 stops10h 50mAvianca
Sun 9/87:45 pmSJO - IAD
1 stop6h 55mAvianca
Deal found 6/10$263
Tue 6/116:00 amIAD - SJO
1 stop18h 35mAmerican Airlines
Thu 6/132:15 pmSJO - IAD
1 stop16h 43mAmerican Airlines
Deal found 6/10$266
Sun 9/299:13 amIAD - SJO
2 stops29h 42mAmerican Airlines
Thu 10/312:40 pmSJO - IAD
2 stops18h 03mAmerican Airlines
Deal found 6/10$271
Mon 6/101:55 amIAD - SJO
Nonstop4h 30mAvianca
Thu 6/204:55 pmSJO - IAD
Nonstop4h 40mAvianca
Deal found 6/10$272
Thu 9/52:35 amIAD - SJO
1 stop6h 45mAvianca
Wed 9/114:50 pmSJO - IAD
1 stop7h 55mAvianca
Deal found 6/9$273
Sat 10/54:05 amIAD - SJO
1 stop6h 35mAvianca
Sat 10/57:45 pmSJO - IAD
1 stop6h 55mAvianca
Deal found 6/10$275
Wed 8/282:30 amIAD - SJO
1 stop8h 40mAvianca
Tue 9/37:45 pmSJO - IAD
1 stop6h 55mAvianca
Deal found 6/10$276

Dulles Intl to Costa Rica flights leaving soon

Find last-minute flight options from Dulles Intl to Costa Rica for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,117,830 searches. Data last updated June 11, 2024.
Have a look at some of the last-minute flights available departing from Washington, D.C. to Costa Rica. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Mon 6/175:00 amIAD - SJO
2 stops17h 00mAmerican Airlines
Wed 6/196:25 amSJO - IAD
2 stops28h 18mAmerican Airlines
Deal found 6/11$261
Mon 6/171:55 amIAD - SJO
Nonstop4h 30mAvianca
Thu 6/204:55 pmSJO - IAD
Nonstop4h 40mAvianca
Deal found 6/10$272
Mon 6/175:00 amIAD - SJO
2 stops43h 35mAmerican Airlines
Mon 6/2411:59 pmSJO - IAD
2 stops46h 00mAmerican Airlines
Deal found 6/10$295
Tue 6/181:55 amIAD - SJO
Nonstop4h 30mAvianca
Thu 6/204:55 pmSJO - IAD
Nonstop4h 40mAvianca
Deal found 6/10$326
Mon 6/171:55 amIAD - SJO
Nonstop4h 30mAvianca
Tue 6/254:55 pmSJO - IAD
Nonstop4h 40mAvianca
Deal found 6/11$346
Mon 6/171:55 amIAD - SJO
Nonstop4h 30mAvianca
Thu 6/274:55 pmSJO - IAD
Nonstop4h 40mAvianca
Deal found 6/11$359
Mon 6/1710:09 pmIAD - SJO
1 stop13h 54mUnited Airlines
Wed 6/1911:05 amSJO - IAD
1 stop9h 46mUnited Airlines
Deal found 6/11$365
Mon 6/171:55 amIAD - SJO
Nonstop4h 30mAvianca
Tue 6/257:50 pmSJO - IAD
1 stop6h 50mAvianca
Deal found 6/11$374
Tue 6/188:35 amIAD - SJO
1 stop13h 02mUnited Airlines
Tue 6/257:55 amSJO - IAD
1 stop14h 04mUnited Airlines
Deal found 6/11$383

One-way flights to Costa Rica from Dulles Intl

Search for one-way flight options from Dulles Intl to Costa Rica. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,117,830 searches. Data last updated June 11, 2024.
Users in need of a one-way flight from Washington, D.C. to Costa Rica can choose from these deals. For those needing a return trip from Washington, D.C., there is a search form available above.
Tue 8/271:05 amIAD - SJO
Nonstop4h 30mAvianca
Deal found 6/10$90
Sun 8/112:30 amIAD - SJO
2 stops10h 55mAvianca
Deal found 6/11$91
Sun 8/112:30 amIAD - SJO
1 stop8h 40mAvianca
Deal found 6/11$92
Thu 9/57:30 pmIAD - SJO
1 stop17h 55mAvianca
Deal found 6/10$108
Sun 8/117:16 amIAD - SJO
1 stop6h 27mDelta
Deal found 6/10$119
Sat 8/102:35 amIAD - SJO
1 stop6h 45mAvianca
Deal found 6/10$122
Fri 10/115:00 pmIAD - SJO
1 stop8h 15mAvianca
Deal found 6/10$123
Mon 6/241:55 amIAD - SJO
Nonstop4h 30mAvianca
Deal found 6/10$125
Wed 8/142:30 amIAD - SJO
1 stop8h 40mAvianca
Deal found 6/10$127

Find flights from Dulles Intl to Costa Rica within your budget

Customize your flight search to find flights from Dulles Intl to Costa Rica that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 3,117,830 searches. Data last updated June 11, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$213 - $370

Route

Depart

Return

Price

Washington, D.C. Dulles IntlSan José Juan Santamaria Intl

IAD - SJO

IADSJO

Washington, D.C. Dulles Intl

Mon 10/7

1 stop6h 45m

San José Juan Santamaria Intl

Thu 10/24

1 stop6h 55m

$213

Washington, D.C. Dulles IntlSan José Juan Santamaria Intl

IAD - SJO

IADSJO

Washington, D.C. Dulles Intl

Wed 10/2

1 stop7h 10m

San José Juan Santamaria Intl

Sat 10/5

1 stop6h 35m

$215

Washington, D.C. Dulles IntlLiberia

IAD - LIR

IADLIR

Washington, D.C. Dulles Intl

Thu 8/15

2 stops21h 45m

Liberia

Mon 9/30

2 stops19h 54m

$217

Washington, D.C. Dulles IntlSan José Juan Santamaria Intl

IAD - SJO

IADSJO

Washington, D.C. Dulles Intl

Tue 8/13

2 stops19h 12m

San José Juan Santamaria Intl

Tue 8/20

2 stops20h 12m

$221

Washington, D.C. Dulles IntlSan José Juan Santamaria Intl

IAD - SJO

IADSJO

Washington, D.C. Dulles Intl

Thu 8/22

1 stop7h 43m

San José Juan Santamaria Intl

Fri 8/30

1 stop11h 34m

$294

Washington, D.C. Dulles IntlSan José Juan Santamaria Intl

IAD - SJO

IADSJO

Washington, D.C. Dulles Intl

Thu 10/31

1 stop14h 19m

San José Juan Santamaria Intl

Sat 11/2

1 stop8h 35m

$304

Washington, D.C. Dulles IntlSan José Juan Santamaria Intl

IAD - SJO

IADSJO

Washington, D.C. Dulles Intl

Thu 8/29

1 stop6h 45m

San José Juan Santamaria Intl

Mon 9/2

2 stops28h 10m

$338

Washington, D.C. Dulles IntlLiberia

IAD - LIR

IADLIR

Washington, D.C. Dulles Intl

Tue 9/3

1 stop7h 39m

Liberia

Tue 9/10

1 stop8h 45m

$353

Washington, D.C. Dulles IntlLiberia

IAD - LIR

IADLIR

Washington, D.C. Dulles Intl

Wed 12/4

1 stop22h 50m

Liberia

Wed 12/11

1 stop23h 28m

$370

Flights are sorted by cheapest first

Deals found on 6/9

No data available for this route at this time. Please check back soon.

Best time to book a flight from Dulles Intl to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Dulles Intl 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.

Reviews of airlines servicing Costa Rica

Get insights into the airlines that provide service to Costa Rica. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Costa Rica. Reviews last updated June 11, 2024.
Read through reviews of airlines operating flights from Washington, D.C. to Costa Rica, such as United Airlines, Copa Airlines and American Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
10,277 reviews

Overall

8.0

Crew

8.6

Boarding

8.2

Entertainment

8.0

Food

7.4

Comfort

7.9

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

8.0
Very good
10,277 reviews
8.0
Very good
10,277 reviews

Overall

8.0

Crew

8.6

Boarding

8.2

Entertainment

8.0

Food

7.4

Comfort

7.9

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

8.0
Very good
2,528 reviews
8.0
Very good
10,277 reviews

Overall

8.0

Crew

8.6

Boarding

8.2

Entertainment

8.0

Food

7.4

Comfort

7.9

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.4
Good
3,537 reviews
8.0
Very good
10,277 reviews

Overall

8.0

Crew

8.6

Boarding

8.2

Entertainment

8.0

Food

7.4

Comfort

7.9

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.4
Good
3,714 reviews
8.0
Very good
10,277 reviews

Overall

8.0

Crew

8.6

Boarding

8.2

Entertainment

8.0

Food

7.4

Comfort

7.9

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.4
Good
10,629 reviews
8.0
Very good
10,277 reviews

Overall

8.0

Crew

8.6

Boarding

8.2

Entertainment

8.0

Food

7.4

Comfort

7.9

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Costa Rica. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find flights from Washington, D.C. Dulles Intl Airport to Costa Rica for under $300 on Cheapflights?

    Yes, there are multiple flights from Washington, D.C. Dulles Intl Airport to Costa Rica for under $300. The cheapest flight booked recently is on Avianca for just $213, but on average you can expect to pay $234.

  • Are there nonstop flights from Washington, D.C. Dulles Intl Airport to Costa Rica for under $300 on Cheapflights?

    Cheapflights has at least 20 direct flights from Washington, D.C. Dulles Intl Airport to Costa Rica under $300. A good price for a nonstop flight from Washington, D.C. Dulles Intl Airport to Costa Rica is less than $376.

  • Are there last-minute flights available from Washington, D.C. Dulles Intl Airport to Costa Rica for under $300?

    There are currently 20+ open flights from Washington, D.C. Dulles Intl Airport to Costa Rica within the next 7 days for less than $300.

  • What days are nonstop flights available from Washington, D.C. Dulles Intl Airport to Costa Rica?

    Days when nonstop flights are available for this flight are: Tuesday, Thursday, Saturday.

  • How many flights depart from Washington, D.C. Dulles Intl Airport to Costa Rica on average per day?

    2 flight departures from Washington, D.C. Dulles Intl Airport to Costa Rica per day on average.
    Early Morning (Midnight to 6am) - 100% of flight departures

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Costa Rica?

    For as low as $213, Avianca can have you in Costa Rica from Washington, D.C. Dulles Intl Airport in 6h 45m. There are 2055 mi between Washington, D.C. Dulles Intl Airport and Costa Rica. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Costa Rica one-way?

    For one-way options, check prices for Avianca. According to our data, you can fly for as low as $90. Users have also found prices from $119 and $133 on Delta and United Airlines, respectively.

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Costa Rica?

    On average you can expect to pay $280 for a flight from Washington, D.C. Dulles Intl Airport to Costa Rica. The cheapest flight overall is $89 while the most popular route, (Washington, D.C. Dulles Intl - San José Juan Santamaria Intl) is currently priced at $219.

  • What does IAD to SJO mean?

    Great question - IAD to SJO just means Washington, D.C. Dulles Intl Airport to San José Juan Santamaria Intl Airport. Now you’ll know what these unique codes when you look for flights! Liberia Airport (LIR), Limon Airport (LIO), San José Tobias Bolanos Intl Airport (SYQ), Tamarindo Airport (TNO), Buenos Aires Airport (BAI) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Dulles Intl to Costa Rica that include extra baggage allowance?

    The amount of baggage you can bring on your Dulles Intl to Costa Rica flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Dulles Intl to Costa Rica with specific airlines?

    Yes, Cheapflights allows you to browse and filter Dulles Intl to Costa Rica flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Dulles Intl to Costa Rica that include hotel bookings?

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

  • How can I find direct flights from Dulles Intl to Costa Rica?

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

  • Can I find deals for business class flights from Dulles Intl to Costa Rica?

    Yes. Cheapflights offers flight deals from Dulles Intl 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.

  • Can I find deals for flights from Dulles Intl to Costa Rica that allow pets onboard?

    Many airlines flying from Dulles Intl to Costa Rica offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Dulles Intl to Costa Rica?

    Yes, you can often find last-minute deals on Dulles Intl to Costa Rica flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Washington, D.C. Dulles Intl Airport to Costa Rica flight deals updated?

    The Washington, D.C. Dulles Intl Airport to Costa Rica flight deals you see on this page were last updated on 6/11.

  • What are the most popular airlines that fly from Washington, D.C. Dulles Intl Airport to Costa Rica?

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Costa Rica?

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Costa Rica (average of $383). Flying from Washington, D.C. Dulles Intl Airport to Costa Rica in July is currently the most expensive (average of $519). 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

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Top 10 airlines flying from Dulles Intl to Costa Rica

Discover the top 10 airlines that operate flights from Dulles Intl to Costa Rica. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,117,830 searches. Data last updated June 11, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$180Average$657FlexibilityNo cancel feeOn-time69%
AviancaCheapest$201Average$385FlexibilityNo cancel feeOn-time71%
American AirlinesCheapest$217Average$616FlexibilityNo cancel feeOn-time71%
Spirit AirlinesCheapest$240Average$405FlexibilityNo cancel feeOn-time65%
Copa AirlinesCheapest$268Average$398FlexibilityNo cancel feeOn-time70%
DeltaCheapest$284Average$514FlexibilityNo cancel feeOn-timeN/A
VolarisCheapest$296Average$343FlexibilityNo cancel feeOn-time79%
Volaris Costa RicaCheapest$305Average$335FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$378Average$581FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$594Average$599FlexibilityNo cancel feeOn-time75%

Search flights from Dulles Intl to Costa Rica by cabin class

Find flights from Dulles Intl to Costa Rica, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Dulles Intl to Costa Rica

Find hourly flight availability from Dulles Intl 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 June 11, 2024.
100%of flight departuresEarly morningMidnight to 6 am
0%of flight departuresMorning6 am to noon
0%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM
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