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Washington, D.C.

$352+ Cheap flights from Argentina to Washington, D.C. (WAS)

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 7/12. Fares are subject to change and may not be available on all flights or dates of travel.
EZE — WAS
Jul 26 — Aug 21
Sun 7/26
Sun 8/2
1 adult, Economy
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Cheap flight deals from Argentina to Washington, D.C.

Cheapest flights from Argentina to Washington, D.C.
Explore the most affordable flight options available from Argentina to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2026.

This American Airlines deal was found by Cheapflights users on 6/23. 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.
Tue 9/88:50 pm
EZE
-
DCA
1 stop18h 56m
American Airlines
Tue 9/227:06 pm
DCA
-
EZE
1 stop12h 44m
American Airlines
Deal found 6/23$612
This American Airlines deal was found by Cheapflights users on 6/24. 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.
Tue 8/49:05 pm
EZE
-
IAD
2 stops20h 59m
American Airlines
Thu 8/2010:27 am
IAD
-
EZE
2 stops21h 18m
American Airlines
Deal found 6/24$616
This American Airlines deal was found by Cheapflights users on 6/22. 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.
Fri 6/269:05 pm
EZE
-
DCA
1 stop14h 52m
American Airlines
Sun 7/127:25 pm
DCA
-
EZE
1 stop14h 40m
American Airlines
Deal found 6/22$620
This American Airlines deal was found by Cheapflights users on 6/25. 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.
Tue 9/89:50 pm
EZE
-
BWI
1 stop24h 38m
American Airlines
Tue 9/225:11 pm
BWI
-
EZE
1 stop14h 39m
American Airlines
Deal found 6/25$620
This Avianca deal was found by Cheapflights users on 6/24. 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 11/151:40 am
EZE
-
IAD
1 stop13h 35m
Avianca
Sun 11/292:35 pm
IAD
-
EZE
1 stop13h 15m
Avianca
Deal found 6/24$626
This Avianca deal was found by Cheapflights users on 6/24. 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.
Wed 8/51:35 am
EZE
-
IAD
1 stop13h 40m
Avianca
Mon 8/246:50 am
IAD
-
EZE
1 stop16h 35m
Avianca
Deal found 6/24$628
This Avianca deal was found by Cheapflights users on 6/22. 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.
Fri 10/97:00 am
AEP
-
IAD
2 stops20h 45m
Avianca
Sun 10/183:35 pm
IAD
-
AEP
1 stop13h 05m
Avianca
Deal found 6/22$630
This American Airlines deal was found by Cheapflights users on 6/24. 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.
Mon 11/1610:50 pm
EZE
-
DCA
1 stop13h 57m
American Airlines
Sun 11/295:14 pm
DCA
-
EZE
1 stop13h 26m
American Airlines
Deal found 6/24$631
This Copa Airlines deal was found by Cheapflights users on 6/26. 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.
Tue 11/102:02 am
EZE
-
BWI
1 stop14h 12m
Copa Airlines
Mon 11/233:43 pm
BWI
-
EZE
1 stop32h 10m
Copa Airlines
Deal found 6/26$631
This Copa Airlines deal was found by Cheapflights users on 6/26. 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.
Tue 11/1012:06 am
EZE
-
IAD
1 stop25h 27m
Copa Airlines
Sun 11/221:16 am
IAD
-
EZE
1 stop24h 59m
Copa Airlines
Deal found 6/26$631
This American Airlines deal was found by Cheapflights users on 6/22. 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.
Mon 7/610:00 pm
EZE
-
IAD
1 stop25h 52m
American Airlines
Tue 7/216:33 am
IAD
-
EZE
2 stops25h 17m
American Airlines
Deal found 6/22$633
This American Airlines deal was found by Cheapflights users on 6/22. 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.
Mon 7/69:05 pm
EZE
-
DCA
1 stop14h 54m
American Airlines
Sun 7/196:02 am
DCA
-
EZE
1 stop13h 13m
American Airlines
Deal found 6/22$634

Find flight deals from Argentina to Washington, D.C.

Keep the following information in mind while searching for Argentina to Washington, D.C. flight deals. Data was last updated June 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$612
(American Airlines)

One-way from

$352
(American Airlines)

Popular in

February

Cheapest in

March

Average price

$716
Provider with most accurate pricing for Buenos Aires (BUE)-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Buenos Aires (BUE)-Washington, D.C. (WAS) flights.
Search Deals
From Argentina to Washington, D.C. (WAS)
Search Deals
One-way flight from Argentina to Washington, D.C. (WAS)
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Argentina to Washington, D.C. 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 June 26, 2026.
Use the filters below to find and compare flights from Argentina to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Buenos AiresWashington, D.C.

EZE - DCA

EZEDCA

Buenos Aires Ministro Pistarini

Tue 9/8

8:50 pm-9:05 am

1 stop13h 15m

Washington, D.C. Reagan-National

Tue 9/22

3:00 pm-7:15 am

2 stops15h 15m

$616

Buenos AiresWashington, D.C.

EZE - DCA

EZEDCA

Buenos Aires Ministro Pistarini

Thu 8/6

9:00 pm-9:06 pm

1 stop25h 06m

Washington, D.C. Reagan-National

Sun 8/16

8:20 am-8:00 am

1 stop22h 40m

$643

Buenos AiresWashington, D.C.

EZE - DCA

EZEDCA

Buenos Aires Ministro Pistarini

Thu 8/13

9:00 pm-4:04 pm

1 stop20h 04m

Washington, D.C. Reagan-National

Sun 8/30

4:43 pm-8:00 am

1 stop14h 17m

$643

Buenos AiresWashington, D.C.

EZE - DCA

EZEDCA

Buenos Aires Ministro Pistarini

Wed 7/15

9:00 pm-11:56 am

1 stop15h 56m

Washington, D.C. Reagan-National

Sun 8/16

8:20 am-8:00 am

1 stop22h 40m

$643

Buenos AiresBaltimore

EZE - BWI

EZEBWI

Buenos Aires Ministro Pistarini

Tue 9/8

9:00 pm-4:28 pm

1 stop20h 28m

Baltimore/Washington

Tue 9/22

3:04 pm-8:00 am

1 stop15h 56m

$643

Buenos AiresWashington, D.C.

EZE - IAD

EZEIAD

Buenos Aires Ministro Pistarini

Thu 8/13

9:00 pm-11:28 am

1 stop15h 28m

Washington, D.C. Dulles Intl

Sun 8/30

3:02 pm-8:00 am

1 stop15h 58m

$643

Buenos AiresWashington, D.C.

EZE - DCA

EZEDCA

Buenos Aires Ministro Pistarini

Sun 9/13

9:00 pm-9:05 pm

1 stop25h 05m

Washington, D.C. Reagan-National

Tue 10/13

6:00 am-8:00 am

1 stop25h 00m

$644

Buenos AiresWashington, D.C.

AEP - IAD

AEPIAD

Buenos Aires Jorge Newbery

Thu 9/10

7:00 am-5:20 am

1 stop23h 20m

Washington, D.C. Dulles Intl

Thu 9/17

3:35 pm-5:40 am

1 stop13h 05m

$653

Buenos AiresWashington, D.C.

EZE - IAD

EZEIAD

Buenos Aires Ministro Pistarini

Sun 8/23

2:49 pm-4:21 am

1 stop14h 32m

Washington, D.C. Dulles Intl

Thu 9/10

2:25 am-4:21 am

1 stop24h 56m

$655

Buenos AiresWashington, D.C.

EZE - IAD

EZEIAD

Buenos Aires Ministro Pistarini

Wed 7/15

5:25 am-1:47 am

1 stop21h 22m

Washington, D.C. Dulles Intl

Sat 8/15

2:25 am-4:21 am

1 stop24h 56m

$655

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/24

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Argentina to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Argentina 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 Argentina to Washington, D.C.

What is the cheapest month to book a flight from Argentina to Washington, D.C.?

Currently, August is the cheapest month in which you can book a flight from Argentina to Washington, D.C. (average of $200). Flying from Argentina to Washington, D.C. in September is currently the most expensive (average of $641). 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.

How far ahead should I book a flight from Argentina to Washington, D.C.?

Booking 84 days in advance of your planned departure date is, on average, the best time to get cheap flights from Argentina to Washington, D.C.. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated June 26, 2026.
Peruse reviews from past customers who have flown with Delta,Copa Airlines, andUnited Airlines from Argentina to Washington, D.C. to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,453 reviews

Boarding

8.1

Crew

8.5

Entertainment

7.8

Food

7.2

Overall

7.8

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
Delta
7.8
Good
8,453 reviews
Delta
7.8
Good
8,453 reviews

Boarding

8.1

Crew

8.5

Entertainment

7.8

Food

7.2

Overall

7.8

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
Copa Airlines
7.6
Good
1,569 reviews
Delta
7.8
Good
8,453 reviews

Boarding

8.1

Crew

8.5

Entertainment

7.8

Food

7.2

Overall

7.8

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
United Airlines
7.4
Good
9,898 reviews
Delta
7.8
Good
8,453 reviews

Boarding

8.1

Crew

8.5

Entertainment

7.8

Food

7.2

Overall

7.8

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
American Airlines
7.1
Good
11,776 reviews
Delta
7.8
Good
8,453 reviews

Boarding

8.1

Crew

8.5

Entertainment

7.8

Food

7.2

Overall

7.8

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
Avianca
6.5
Okay
2,537 reviews
Delta
7.8
Good
8,453 reviews

Boarding

8.1

Crew

8.5

Entertainment

7.8

Food

7.2

Overall

7.8

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,

Related info for your journey

Find useful and relevant information for your journey from Argentina to Washington, D.C.. 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 Argentina to Washington, D.C.?

    Departing from Argentina to Washington, D.C. will take you 13h 15m. 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 Argentina to Washington, D.C. one-way?

    One-way options have recently been found by users for as low as $356 on Copa Airlines. Other airlines that offer cheap prices include Avianca from $375 and American Airlines from $421 one-way.

  • What are the most popular routes from Argentina to Washington, D.C.?

    While some choose either Buenos Aires Ministro Pistarini - Washington, D.C. Reagan-National or Buenos Aires Jorge Newbery - Washington, D.C. Dulles Intl, Buenos Aires Ministro Pistarini - Washington, D.C. Dulles Intl is the most popular route from Argentina to Washington, D.C..

  • Can I find deals for flights from Argentina to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Argentina to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Argentina to Washington, D.C.?

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

  • Can I find deals for business class flights from Argentina to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Argentina to Washington, D.C. 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 Argentina to Washington, D.C.?

    Currently, August is the cheapest month in which you can book a flight from Argentina to Washington, D.C. (average of $200). Flying from Argentina to Washington, D.C. in September is currently the most expensive (average of $641). 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

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Arlington
Tysons
Owings Mills
Springfield
Lanham
Reston
Herndon
Rockville
Hyattsville
Falls Church
Laurel
Fredericksburg
Hanover
Manassas
Waldorf
Silver Spring
Largo
Clinton
Hunt Valley

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.

Top 5 airlines flying from Argentina to Washington, D.C.

Discover the top 5 airlines that operate flights from Argentina to Washington, D.C.. 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 June 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$232Average$695FlexibilityNo cancel feeOn-time71%
DeltaCheapest$344Average$977FlexibilityNo cancel feeOn-timeN/A
Copa AirlinesCheapest$378Average$656FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$642Average$958FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$673Average$864FlexibilityNo cancel feeOn-time71%

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