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Argentina

$251+ Cheap flights from District of Columbia to Argentina

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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — EZE
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from District of Columbia to Argentina

Cheapest flights from District of Columbia to Argentina
Explore the most affordable flight options available from District of Columbia to Argentina. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Gotogate deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/233:35 pm
IAD
-
EZE
1 stop13h 15m
Avianca
Wed 4/14:50 pm
EZE
-
IAD
1 stop13h 30m
Avianca
Deal found 1/28$601
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/511:05 am
DCA
-
EZE
1 stop19h 55m
United Airlines
Tue 4/219:00 pm
EZE
-
DCA
1 stop22h 50m
United Airlines
Deal found 1/28$601
This oojo deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/256:45 am
IAD
-
EZE
1 stop32h 05m
Avianca
Thu 4/27:10 am
EZE
-
IAD
1 stop23h 10m
Avianca
Deal found 1/28$603
This Mytrip deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/206:50 am
IAD
-
EZE
1 stop21h 55m
Avianca
Tue 5/267:10 am
EZE
-
IAD
2 stops20h 35m
Avianca
Deal found 1/27$604
This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/159:19 am
IAD
-
EZE
2 stops19h 41m
American Airlines
Wed 4/2210:20 pm
EZE
-
IAD
2 stops26h 39m
American Airlines
Deal found 1/28$605
This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/91:44 pm
DCA
-
EZE
2 stops15h 16m
American Airlines
Mon 4/2010:20 pm
EZE
-
DCA
1 stop15h 23m
American Airlines
Deal found 1/28$605
This Gotogate deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/163:35 pm
IAD
-
EZE
1 stop23h 05m
Avianca
Sun 5/317:10 am
EZE
-
IAD
1 stop23h 10m
Avianca
Deal found 1/28$606
This Flysmarter deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/147:00 am
IAD
-
EZE
1 stop21h 45m
Avianca
Sat 8/84:45 pm
EZE
-
IAD
2 stops24h 10m
Avianca
Deal found 1/27$607
This Avianca deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/53:35 pm
IAD
-
AEP
1 stop13h 05m
Avianca
Tue 5/197:00 am
AEP
-
IAD
2 stops20h 45m
Avianca
Deal found 1/27$608
This KAYAK deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/166:00 am
IAD
-
EZE
1 stop25h 20m
Avianca
Thu 3/199:05 pm
EZE
-
IAD
1 stop15h 21m
Avianca
Deal found 1/28$608
This Copa Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/52:21 am
IAD
-
EZE
1 stop19h 04m
Copa Airlines
Sun 4/192:57 pm
EZE
-
IAD
1 stop14h 25m
Copa Airlines
Deal found 1/28$609
This Avianca deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/223:35 pm
IAD
-
EZE
1 stop13h 15m
Avianca
Tue 3/314:45 pm
EZE
-
IAD
1 stop13h 50m
Avianca
Deal found 1/27$611

Find flight deals from District of Columbia to Argentina

Keep the following information in mind while searching for District of Columbia to Argentina flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$601
(Gotogate)

One-way from

$251
(Priceline)

Popular in

December

Cheapest in

August

Average price

$839
Provider with most accurate pricing for Washington, D.C. (WAS)-Buenos Aires (BUE) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Buenos Aires (BUE) flights.
Search Deals
From District of Columbia to Argentina
Search Deals
One-way flight from District of Columbia to Argentina
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($79 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia to Argentina 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 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from District of Columbia to Argentina that are best for you.

Fly from

District of Columbia

Fly to

Argentina

Route

Depart

Return

Price

Washington, D.C.Buenos Aires

DCA - EZE

DCAEZE

Washington, D.C. Reagan-National

Sun 4/5

11:05 am-8:00 am

1 stop19h 55m

Buenos Aires Ministro Pistarini

Tue 4/21

9:00 pm-6:50 pm

1 stop22h 50m

$601

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Wed 5/20

6:50 am-5:45 am

1 stop21h 55m

Buenos Aires Ministro Pistarini

Tue 5/26

7:10 am-2:45 am

2 stops20h 35m

$604

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Thu 5/7

2:21 am-2:30 am

1 stop23h 09m

Buenos Aires Ministro Pistarini

Mon 5/18

5:25 am-4:21 am

1 stop23h 56m

$609

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Tue 5/19

2:21 am-10:25 pm

1 stop19h 04m

Buenos Aires Ministro Pistarini

Tue 5/26

5:25 am-4:21 am

1 stop23h 56m

$609

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Wed 4/8

8:30 am-8:00 am

1 stop22h 30m

Buenos Aires Ministro Pistarini

Tue 4/21

9:00 pm-10:44 pm

1 stop26h 44m

$609

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Sun 4/5

2:21 am-10:25 pm

1 stop19h 04m

Buenos Aires Ministro Pistarini

Sun 4/19

2:57 pm-4:22 am

1 stop14h 25m

$609

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Tue 4/7

6:00 am-8:00 am

1 stop25h 00m

Buenos Aires Ministro Pistarini

Tue 4/21

9:00 pm-10:44 pm

1 stop26h 44m

$609

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Sun 4/5

6:00 am-8:00 am

1 stop25h 00m

Buenos Aires Ministro Pistarini

Tue 4/21

9:00 pm-10:44 pm

1 stop26h 44m

$609

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Mon 4/6

6:00 am-8:00 am

1 stop25h 00m

Buenos Aires Ministro Pistarini

Tue 4/21

9:00 pm-10:44 pm

1 stop26h 44m

$609

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Sat 3/7

2:03 pm-10:29 am

2 stops18h 26m

Buenos Aires Ministro Pistarini

Mon 3/9

11:30 pm-8:29 pm

2 stops21h 59m

$625

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 60 results
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Best time to book a flight from District of Columbia to Argentina

Have a flexible travel schedule? Discover the best time to fly to Argentina from District of Columbia 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 District of Columbia to Argentina

What is the cheapest month to book a flight from District of Columbia to Argentina?

Currently, March is the cheapest month in which you can book a flight from District of Columbia to Argentina (average of $278). Flying from District of Columbia to Argentina in June is currently the most expensive (average of $649). 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.

Related info for your journey

Find useful and relevant information for your journey from District of Columbia to Argentina. 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 District of Columbia to Argentina?

    Airlines like United Airlines, Avianca, and Copa Airlines fly from District of Columbia to Argentina in about 19h 55m. The time it takes to get you to your destination can typically vary by up to 3h 14m. Airlines will cover a distance of 5222 mi. 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 District of Columbia to Argentina one-way?

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $254. Users have also found prices from $258 and $264 on Avianca and LATAM Airlines, respectively.

  • Can I find deals for flights from District of Columbia to Argentina that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Argentina flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Argentina?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from District of Columbia to Argentina.

  • Can I find deals for business class flights from District of Columbia to Argentina?

    Yes. Cheapflights offers flight deals from District of Columbia to Argentina 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 District of Columbia to Argentina?

    Currently, March is the cheapest month in which you can book a flight from District of Columbia to Argentina (average of $278). Flying from District of Columbia to Argentina in June is currently the most expensive (average of $649). 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

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Alternative routes for District of Columbia to Argentina

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from District of Columbia to Argentina

Discover the top 6 airlines that operate flights from District of Columbia to Argentina. 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 2,558,603 searches. Data last updated January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$274Average$841FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$278Average$815FlexibilityNo cancel feeOn-time81%
AviancaCheapest$280Average$983FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$356Average$1,025FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$599Average$956FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$615Average$818FlexibilityNo cancel feeOn-time69%

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