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Cheap flights from Costa Rica to Washington, D.C. from $135

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Costa Rica to Washington, D.C. departing on 10/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Costa Rica to Washington, D.C.

Recent round-trip flight deals from Costa Rica to Washington, D.C.

Avianca Logo
5:10 pm - 11:45 pmSJO-IAD
4h 35mnonstop
Avianca Logo
2:35 am - 7:40 amIAD-SJO
7h 05m1 stop
$218Avianca
Find Deal
jue., ago. 21 - lun., ago. 25
Avianca Logo
5:10 pm - 11:45 pmSJO-IAD
4h 35mnonstop
Avianca Logo
5:05 pm - 11:35 pmIAD-SJO
8h 30m1 stop
$220Avianca
Find Deal
jue., ago. 14 - lun., ago. 18
Avianca Logo
3:10 pm - 1:40 amSJO-IAD
9h 30m1 stop
Avianca Logo
3:50 pm - 11:20 pmIAD-SJO
8h 30m1 stop
$221Avianca
Find Deal
mar., dic. 16 - mar., ene. 13
Delta Logo
1:25 pm - 12:13 amLIR-IAD
8h 48m1 stop
Delta Logo
7:20 am - 12:00 pmIAD-LIR
6h 40m1 stop
$226Delta
Find Deal
jue., sep. 18 - jue., sep. 25
United Airlines Logo
1:20 pm - 11:55 pmLIR-IAD
8h 35m1 stop
United Airlines Logo
6:00 am - 12:10 pmIAD-LIR
8h 10m1 stop
$235United Airlines
Find Deal
vie., sep. 5 - mar., sep. 9
United Airlines Logo
1:30 pm - 11:55 pmSJO-IAD
8h 25m1 stop
United Airlines Logo
6:00 am - 12:26 pmIAD-SJO
8h 26m1 stop
$238United Airlines
Find Deal
lun., sep. 8 - sáb., sep. 13
American Airlines Logo
6:00 am - 10:56 pmSJO-IAD
14h 56m2 stops
American Airlines Logo
7:44 am - 8:15 pmIAD-SJO
14h 31m2 stops
$248American Airlines
Find Deal
mié., ago. 20 - mié., ago. 27
American Airlines Logo
1:21 pm - 8:44 amLIR-IAD
18h 23m2 stops
American Airlines Logo
5:15 pm - 12:15 pmIAD-LIR
20h 00m2 stops
$250American Airlines
Find Deal
lun., dic. 22 - lun., ene. 5
Copa Airlines Logo
2:20 pm - 3:13 amSJO-IAD
11h 53m1 stop
Copa Airlines Logo
1:12 am - 1:22 pmIAD-SJO
13h 10m1 stop
$258Copa Airlines
Find Deal
dom., ene. 18 - vie., ene. 23
Delta Logo
3:55 pm - 12:39 amLIR-IAD
7h 44m1 stop
Delta Logo
7:00 am - 12:45 pmIAD-LIR
6h 45m1 stop
$319Delta
Find Deal
lun., dic. 22 - lun., ene. 5

American Airlines flights from Costa Rica to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on Costa Rica to Washington, D.C. Dulles Intl Airport flight tickets
American Airlines
Aug 20
SJO6:00 amSan José Juan Santamaria Intl
14h 56m
2 stops
IAD10:56 pmWashington, D.C. Dulles Intl
Aug 27
IAD7:44 amWashington, D.C. Dulles Intl
14h 31m
2 stops
SJO8:15 pmSan José Juan Santamaria Intl
$248
Find similar
American Airlines
Dec 22
LIR1:21 pmLiberia
18h 23m
2 stops
IAD8:44 amWashington, D.C. Dulles Intl
Jan 5
IAD5:15 pmWashington, D.C. Dulles Intl
20h 00m
2 stops
LIR12:15 pmLiberia
$250
Find similar
American Airlines
Oct 11
SJO2:20 pmSan José Juan Santamaria Intl
7h 33m
1 stop
IAD11:53 pmWashington, D.C. Dulles Intl
Oct 19
IAD6:11 amWashington, D.C. Dulles Intl
14h 05m
1 stop
SJO6:16 pmSan José Juan Santamaria Intl
$253
Find similar

Avianca flights from Costa Rica to Washington, D.C. Dulles Intl Airport

Our best Avianca deals on Costa Rica to Washington, D.C. Dulles Intl Airport flight tickets
Avianca
Aug 21
SJO5:10 pmSan José Juan Santamaria Intl
4h 35m
IAD11:45 pmWashington, D.C. Dulles Intl
Aug 25
IAD2:35 amWashington, D.C. Dulles Intl
7h 05m
1 stop
SJO7:40 amSan José Juan Santamaria Intl
$218
Find similar
Avianca
Aug 14
SJO5:10 pmSan José Juan Santamaria Intl
4h 35m
IAD11:45 pmWashington, D.C. Dulles Intl
Aug 18
IAD5:05 pmWashington, D.C. Dulles Intl
8h 30m
1 stop
SJO11:35 pmSan José Juan Santamaria Intl
$220
Find similar
Avianca
Dec 16
SJO3:10 pmSan José Juan Santamaria Intl
9h 30m
1 stop
IAD1:40 amWashington, D.C. Dulles Intl
Jan 13
IAD3:50 pmWashington, D.C. Dulles Intl
8h 30m
1 stop
SJO11:20 pmSan José Juan Santamaria Intl
$221
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Costa Rica to Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated agosto 4, 2025.
Use the filters below to find and compare flights from Costa Rica to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JoséWashington, D.C.

SJO - IAD

SJOIAD

San José Juan Santamaria Intl

jue. 8/21

5:10 pm-11:45 pm

Nonstop4h 35m

Washington, D.C. Dulles Intl

lun. 8/25

2:35 am-7:40 am

1 stop7h 05m

$218

San JoséWashington, D.C.

SJO - IAD

SJOIAD

San José Juan Santamaria Intl

jue. 8/14

5:10 pm-11:45 pm

Nonstop4h 35m

Washington, D.C. Dulles Intl

lun. 8/18

5:05 pm-11:35 pm

1 stop8h 30m

$220

San JoséWashington, D.C.

SJO - IAD

SJOIAD

San José Juan Santamaria Intl

mar. 12/16

3:10 pm-1:40 am

1 stop9h 30m

Washington, D.C. Dulles Intl

mar. 1/13

3:50 pm-11:20 pm

1 stop8h 30m

$221

LiberiaWashington, D.C.

LIR - IAD

LIRIAD

Liberia

jue. 9/18

1:25 pm-12:13 am

1 stop8h 48m

Washington, D.C. Dulles Intl

jue. 9/25

7:20 am-12:00 pm

1 stop6h 40m

$226

LiberiaWashington, D.C.

LIR - IAD

LIRIAD

Liberia

vie. 9/5

1:20 pm-11:55 pm

1 stop8h 35m

Washington, D.C. Dulles Intl

mar. 9/9

6:00 am-12:10 pm

1 stop8h 10m

$235

San JoséWashington, D.C.

SJO - IAD

SJOIAD

San José Juan Santamaria Intl

lun. 9/8

1:30 pm-11:55 pm

1 stop8h 25m

Washington, D.C. Dulles Intl

sáb. 9/13

6:00 am-12:26 pm

1 stop8h 26m

$238

San JoséWashington, D.C.

SJO - IAD

SJOIAD

San José Juan Santamaria Intl

mié. 8/20

6:00 am-10:56 pm

2 stops14h 56m

Washington, D.C. Dulles Intl

mié. 8/27

7:44 am-8:15 pm

2 stops14h 31m

$248

LiberiaWashington, D.C.

LIR - IAD

LIRIAD

Liberia

lun. 12/22

1:21 pm-8:44 am

2 stops18h 23m

Washington, D.C. Dulles Intl

lun. 1/5

5:15 pm-12:15 pm

2 stops20h 00m

$250

San JoséWashington, D.C.

SJO - IAD

SJOIAD

San José Juan Santamaria Intl

dom. 1/18

2:20 pm-3:13 am

1 stop11h 53m

Washington, D.C. Dulles Intl

vie. 1/23

1:12 am-1:22 pm

1 stop13h 10m

$258

LiberiaWashington, D.C.

LIR - IAD

LIRIAD

Liberia

lun. 12/22

3:55 pm-12:39 am

1 stop7h 44m

Washington, D.C. Dulles Intl

lun. 1/5

7:00 am-12:45 pm

1 stop6h 45m

$319

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Costa Rica to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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

In general, October is the cheapest month to fly from Costa Rica to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $273. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of October, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $291.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Monday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $276. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Costa Rica to Washington, D.C. Dulles Intl Airport for around $637.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Costa Rica in the evening is the least expensive time of day to depart. momondo users have found prices as low as $334 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $568 on average. Flights to Washington, D.C. Dulles Intl Airport from Costa Rica at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Costa Rica to Washington, D.C. Dulles Intl flight route?

Fly from San José Juan Santamaria Intl to Washington, D.C. Dulles Intl for the best Costa Rica - Washington, D.C. Dulles Intl flight prices

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

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Costa Rica when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $322 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Costa Rica for as low as $266 on momondo.

What cabin class options are available on Costa Rica to Washington, D.C. Dulles Intl flights?

There are 3 cabin classes available to choose from on Costa Rica to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Costa Rica to Washington, D.C. Dulles Intl Airport flights?

No. A direct flight is the cheapest option for a flight between Costa Rica to Washington, D.C. Dulles Intl Airport.

Cheap Costa Rica to Washington, D.C. Dulles Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Costa Rica to Washington, D.C. Dulles Intl Airport

Best Price Found

$135

Fastest flight time

4h 35m

Direct flights

Mon, Tue, Wed, Fri and Sun
The best one-way flight to Washington, D.C. Dulles Intl Airport from Costa Rica in the past 72 hours is $135. The best round-trip flight deal from Costa Rica to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $218.
The fastest flight from Costa Rica to Washington, D.C. Dulles Intl Airport takes 4h 35m
Direct flights go from Costa Rica to Washington, D.C. Dulles Intl Airport on Monday, Tuesday, Wednesday, Friday and Sunday. Airlines offering direct flights are: United Airlines and Avianca.
Search flight deals

  • When did momondo last update prices for flights from Costa Rica to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Costa Rica to Washington, D.C. Dulles Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Costa Rica to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from Costa Rica to Washington, D.C. Dulles Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Costa Rica to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The required travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Costa Rica to Washington, D.C. Dulles Intl Airport?

Best airlines flying from Costa Rica to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Costa Rica to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Volaris El SalvadorPriceFrom $173Free CancellationRating
7.4
26 reviews
Search Volaris El Salvador flights
American AirlinesPriceFrom $220Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $234Free CancellationRating
8.0
7,987 reviews
Search Delta flights
United AirlinesPriceFrom $237Free CancellationRating
7.4
8,912 reviews
Search United Airlines flights
AviancaPriceFrom $240Free CancellationRating
6.7
2,394 reviews
Search Avianca flights
Copa AirlinesPriceFrom $291Free CancellationRating
7.5
1,500 reviews
Search Copa Airlines flights

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
Arlington
National Harbor
Winchester
Woodbridge
Laurel
Silver Spring
Tysons
Waldorf
Fredericksburg
Harpers Ferry
Colonial Beach
Manassas
Rockville
Towson
Gaithersburg
Fairfax
Reston
Glen Burnie

Why use momondo?

Why should I use momondo to find a flight deal from Costa Rica to Washington, D.C.?

It is quick and easy to find Costa Rica to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

Can I find flights from Costa Rica to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Costa Rica to Washington, D.C. flights to just show those with flexible booking policies.

How can momondo help me find flights from Costa Rica to Washington, D.C.?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Costa Rica to Washington, D.C..

I’m not ready to book a flight from Costa Rica to Washington, D.C. right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Costa Rica to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.

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