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Dulles Intl

$379+ Cheap flights from Argentina to Dulles Intl (IAD)

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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
EZE — IAD
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
1 adult, Economy
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Cheap flight deals from Argentina to Dulles Intl

Cheapest flights from Argentina to Dulles Intl
Explore the most affordable flight options available from Argentina to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.

This American Airlines deal was found by Cheapflights users on 2/3. 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 2/1710:25 pm
EZE
-
IAD
1 stop20h 09m
American Airlines
Tue 3/176:00 am
IAD
-
EZE
1 stop25h 20m
American Airlines
Deal found 2/3$671
This FlightHub deal was found by Cheapflights users on 2/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/194:50 pm
EZE
-
IAD
1 stop13h 30m
Avianca
Wed 4/296:50 am
IAD
-
EZE
1 stop21h 50m
Avianca
Deal found 2/2$676
This Trip.com deal was found by Cheapflights users on 2/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/84:50 pm
EZE
-
IAD
1 stop22h 25m
Avianca
Tue 5/126:50 am
IAD
-
EZE
1 stop16h 35m
Avianca
Deal found 2/3$677
This Rumbo deal was found by Cheapflights users on 2/4. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/84:55 pm
EZE
-
IAD
1 stop13h 30m
Multiple Airlines
Sat 3/147:59 pm
IAD
-
EZE
2 stops34h 21m
Multiple Airlines
Deal found 2/4$678
This LATAM Airlines deal was found by Cheapflights users on 2/4. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/262:45 pm
EZE
-
IAD
2 stops22h 07m
LATAM Airlines
Wed 4/1512:45 pm
IAD
-
EZE
2 stops21h 45m
LATAM Airlines
Deal found 2/4$680
This LATAM Airlines deal was found by Cheapflights users on 2/4. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/203:55 am
EZE
-
IAD
2 stops21h 51m
LATAM Airlines
Mon 6/85:25 pm
IAD
-
EZE
1 stop15h 20m
LATAM Airlines
Deal found 2/4$681
This CheapOair deal was found by Cheapflights users on 2/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/137:30 am
EZE
-
IAD
1 stop31h 45m
Multiple Airlines
Mon 2/1610:08 am
IAD
-
EZE
1 stop20h 52m
Multiple Airlines
Deal found 2/3$687
This Avianca deal was found by Cheapflights users on 2/3. 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 5/14:50 pm
EZE
-
IAD
1 stop13h 30m
Avianca
Thu 5/146:50 am
IAD
-
EZE
1 stop21h 50m
Avianca
Deal found 2/3$691
This Avianca deal was found by Cheapflights users on 2/2. 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 3/117:30 am
EZE
-
IAD
2 stops20h 10m
Avianca
Sun 3/293:35 pm
IAD
-
EZE
1 stop13h 05m
Avianca
Deal found 2/2$693
This Avianca deal was found by Cheapflights users on 2/2. 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.
Thu 3/267:00 am
AEP
-
IAD
2 stops20h 40m
Avianca
Mon 4/63:35 pm
IAD
-
AEP
1 stop13h 05m
Avianca
Deal found 2/2$693
This Copa Airlines deal was found by Cheapflights users on 2/4. 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.
Thu 3/269:16 am
EZE
-
IAD
1 stop16h 16m
Copa Airlines
Wed 4/159:32 am
IAD
-
EZE
1 stop15h 58m
Copa Airlines
Deal found 2/4$694
This Sembo deal was found by Cheapflights users on 2/4. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/217:00 am
AEP
-
IAD
1 stop23h 20m
Avianca
Mon 6/86:50 am
IAD
-
AEP
1 stop21h 50m
Avianca
Deal found 2/4$707

Find flight deals from Argentina to Dulles Intl

Keep the following information in mind while searching for Argentina to Dulles Intl flight deals. Data was last updated February 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$671
(American Airlines)

One-way from

$379
(Kiwi.com)

Popular in

July

Cheapest in

August

Average price

$1,029
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. Dulles Intl
Search Deals
One-way flight from Argentina to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($68 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Argentina to Dulles Intl 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 February 4, 2026.
Use the filters below to find and compare flights from Argentina to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Argentina

Fly to

Dulles Intl

Route

Depart

Return

Price

Buenos AiresWashington, D.C.

EZE - IAD

EZEIAD

Buenos Aires Ministro Pistarini

Tue 2/17

10:25 pm-4:34 pm

1 stop20h 09m

Washington, D.C. Dulles Intl

Tue 3/17

6:00 am-8:20 am

1 stop25h 20m

$671

Buenos AiresWashington, D.C.

EZE - IAD

EZEIAD

Buenos Aires Ministro Pistarini

Thu 3/26

10:25 pm-4:50 pm

1 stop19h 25m

Washington, D.C. Dulles Intl

Mon 4/6

5:00 am-7:15 am

2 stops25h 15m

$675

Buenos AiresWashington, D.C.

EZE - IAD

EZEIAD

Buenos Aires Ministro Pistarini

Sun 4/19

8:40 pm-2:51 pm

2 stops19h 11m

Washington, D.C. Dulles Intl

Wed 4/29

3:17 pm-11:05 am

2 stops18h 48m

$675

Buenos AiresWashington, D.C.

EZE - IAD

EZEIAD

Buenos Aires Ministro Pistarini

Sun 4/19

4:50 pm-5:20 am

1 stop13h 30m

Washington, D.C. Dulles Intl

Wed 4/29

6:50 am-5:40 am

1 stop21h 50m

$676

Buenos AiresWashington, D.C.

EZE - IAD

EZEIAD

Buenos Aires Ministro Pistarini

Fri 5/1

4:50 pm-5:20 am

1 stop13h 30m

Washington, D.C. Dulles Intl

Thu 5/14

6:50 am-5:40 am

1 stop21h 50m

$691

Buenos AiresWashington, D.C.

EZE - IAD

EZEIAD

Buenos Aires Ministro Pistarini

Tue 3/10

1:40 am-2:15 pm

1 stop13h 35m

Washington, D.C. Dulles Intl

Sun 3/29

6:50 am-5:40 am

1 stop21h 50m

$691

Buenos AiresWashington, D.C.

EZE - IAD

EZEIAD

Buenos Aires Ministro Pistarini

Wed 4/1

4:50 pm-5:20 am

1 stop13h 30m

Washington, D.C. Dulles Intl

Sun 4/19

6:50 am-5:40 am

1 stop21h 50m

$691

Buenos AiresWashington, D.C.

EZE - IAD

EZEIAD

Buenos Aires Ministro Pistarini

Wed 3/11

1:40 am-2:15 pm

1 stop13h 35m

Washington, D.C. Dulles Intl

Sun 3/29

6:50 am-5:40 am

1 stop21h 50m

$691

Buenos AiresWashington, D.C.

AEP - IAD

AEPIAD

Buenos Aires Jorge Newbery

Thu 3/26

7:00 am-2:40 am

2 stops20h 40m

Washington, D.C. Dulles Intl

Mon 4/6

3:35 pm-5:40 am

1 stop13h 05m

$693

Buenos AiresWashington, D.C.

AEP - IAD

AEPIAD

Buenos Aires Jorge Newbery

Thu 5/21

7:00 am-2:45 am

2 stops20h 45m

Washington, D.C. Dulles Intl

Mon 6/8

6:50 am-5:40 am

1 stop21h 50m

$693

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 52 results
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Best time to book a flight from Argentina to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl 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. Dulles Intl Airport
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated February 4, 2026.
Read through reviews of airlines operating flights from Argentina to Washington, D.C. Dulles Intl Airport, such as Delta, Copa Airlines, and Avianca. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,149 reviews

Comfort

7.9

Crew

8.5

Food

7.2

Entertainment

7.8

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,149 reviews
Delta
7.9
Good
8,149 reviews

Comfort

7.9

Crew

8.5

Food

7.2

Entertainment

7.8

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Copa Airlines
7.5
Good
1,557 reviews
Delta
7.9
Good
8,149 reviews

Comfort

7.9

Crew

8.5

Food

7.2

Entertainment

7.8

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Avianca
6.5
Okay
2,498 reviews
Delta
7.9
Good
8,149 reviews

Comfort

7.9

Crew

8.5

Food

7.2

Entertainment

7.8

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Argentina to Dulles Intl. 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. Dulles Intl Airport?

    There are many flights that can get you from Argentina to Washington, D.C. Dulles Intl Airport in 13h 30m. Fly via American Airlines, Avianca, or LATAM Airlines to get the fastest option. Argentina and Washington, D.C. Dulles Intl Airport are separated by a distance of 5235 mi. This flight may include one or multiple stops.

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

    To fly one-way, consider booking your trip with Copa Airlines, which is currently one of the cheapest options available, starting at $355. Avianca flights start at $375 while deals on United Airlines start at $427 one-way.

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

    While some choose either Buenos Aires Jorge Newbery - Washington, D.C. Dulles Intl or Cordoba Pajas Blancas - 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. Dulles Intl Airport.

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

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

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

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

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

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

See more FAQs

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Linthicum Heights
Rockville
Laurel
Towson
Upper Marlboro
Manassas
Largo
Bowie
McLean
Clinton

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Argentina to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Guarulhos Intl to Dulles Intl flights
Bogotá to Reagan-National flights
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Lima to Baltimore flights
Lima to Reagan-National flights
Santa Cruz de la Sierra to Dulles Intl flights
Guarulhos Intl to Baltimore flights
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Jose Maria Cordova Intl to Baltimore flights
Jose Maria Cordova Intl to Reagan-National flights
Quito to Reagan-National flights
Ministro Pistarini to Dulles Intl flights
Quito to Baltimore flights
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Brasilia to Dulles Intl flights
Rio de Janeiro–Galeão Intl to Dulles Intl flights
Ministro Pistarini to Reagan-National flights
Cali to Dulles Intl flights
Guayaquil to Reagan-National flights
Guayaquil to Dulles Intl flights
Guayaquil to Baltimore flights
Viracopos to Reagan-National flights
Rio de Janeiro–Galeão Intl to Baltimore flights
Santiago to Baltimore flights
Rio de Janeiro–Galeão Intl to Reagan-National flights
Jorge Newbery to Dulles Intl flights
Ministro Pistarini to Baltimore flights
Santa Cruz de la Sierra to Reagan-National flights
La Paz to Dulles Intl flights
Brasilia to Baltimore flights
Santiago to Reagan-National flights
Cali to Baltimore flights
Montevideo to Baltimore flights
Asuncion to Dulles Intl flights
Santos Dumont to Dulles Intl flights
Montevideo to Dulles Intl flights
Brasilia to Reagan-National flights
Georgetown to Dulles Intl flights
Cartagena to Baltimore flights
Montevideo to Reagan-National flights
Santa Cruz de la Sierra to Baltimore flights

Top 3 airlines flying from Argentina to Dulles Intl

Discover the top 3 airlines that operate flights from Argentina to Dulles Intl. 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 February 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$252Average$682FlexibilityNo cancel feeOn-time71%
DeltaCheapest$270Average$1,033FlexibilityNo cancel feeOn-timeN/A
Copa AirlinesCheapest$378Average$735FlexibilityNo cancel feeOn-time70%

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