How long does it take to fly to Washington, D.C. Dulles Intl Airport?

Flight times from Argentina to Washington, D.C. Dulles Intl Airport vary, but if you’re flying out of Buenos Aires and flying into Washington, D.C. Dulles Intl Airport (one of the most popular routes), then the duration is 16h 29m on average. Another popular route from Argentina to Washington, D.C. Dulles Intl Airport is flying from Cordoba to Washington, D.C. Dulles Intl Airport, which will take roughly 22h 55m. Keep in mind that layovers or delays could extend your travel time.

What airlines fly to Washington, D.C. Dulles Intl Airport?

Copa Airlines, Avianca and Delta are the top three most popular airlines that fly to Washington, D.C. Dulles Intl Airport from Argentina according to our data. Copa Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Washington, D.C. Dulles Intl Airport. Keep in mind that there are 3 different airlines that fly to Washington, D.C. Dulles Intl Airport on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Argentina to Washington, D.C. Dulles Intl?

American Airlines, Avianca, and United Airlines are the most popular carriers operating from Argentina to Washington, D.C. Dulles Intl

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

The number of operators available for flights from Argentina to Washington, D.C. Dulles Intl Airport is 3 as of February 2026.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Argentina to Washington, D.C. Dulles Intl Airport.

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

The travel and health documents required for your trip to Washington, D.C. Dulles Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$392 Cheap Flights from Argentina to Washington, D.C. Dulles Intl Airport in 2026

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

Enter your travel dates to find the best prices.

4:50 pm - 5:20 am

EZE

IAD

13h 30m

1 stop

6:50 am - 5:40 am

IAD

EZE

21h 50m

1 stop

$637Avianca

Sun, Apr 19 - Wed, Apr 29

4:50 pm - 5:20 am

EZE

IAD

13h 30m

1 stop

3:35 pm - 5:40 am

IAD

EZE

13h 05m

1 stop

$674Avianca

Sun, Apr 19 - Wed, Apr 29

9:05 pm - 7:25 pm

EZE

IAD

23h 20m

2 stops

9:19 am - 6:10 am

IAD

EZE

19h 51m

2 stops

$675American Airlines

Sun, Apr 19 - Wed, Apr 29

9:50 pm - 10:46 pm

EZE

IAD

25h 56m

1 stop

6:18 am - 7:10 am

IAD

EZE

23h 52m

1 stop

$679American Airlines

Mon, Jun 8 - Mon, Jun 15

7:00 am - 4:20 am

AEP

IAD

22h 20m

2 stops

12:42 pm - 4:00 pm

IAD

AEP

26h 18m

2 stops

$756Multiple Airlines

Thu, Apr 9 - Tue, Apr 14

7:00 am - 2:15 pm

AEP

IAD

32h 15m

1 stop

6:50 am - 4:20 am

IAD

AEP

20h 30m

2 stops

$761Multiple Airlines

Wed, Mar 18 - Sun, May 17

5:51 am - 8:56 pm

COR

IAD

40h 05m

2 stops

6:00 am - 3:51 am

IAD

COR

20h 51m

2 stops

$858United Airlines

Thu, Apr 9 - Mon, Apr 13

5:51 am - 8:56 pm

COR

IAD

40h 05m

2 stops

10:11 pm - 3:51 am

IAD

COR

28h 40m

2 stops

$859United Airlines

Thu, Apr 9 - Mon, Apr 13

1:23 am - 3:06 pm

MDZ

IAD

14h 43m

1 stop

9:37 am - 12:18 am

IAD

MDZ

13h 41m

1 stop

$1,080Copa Airlines

Sat, Apr 25 - Wed, May 20

1:23 am - 3:06 pm

MDZ

IAD

14h 43m

1 stop

4:36 pm - 12:18 am

IAD

MDZ

30h 42m

1 stop

$1,514Copa Airlines

Mon, Apr 6 - Tue, Apr 28

Copa Airlines flights from Argentina to Washington, D.C. Dulles Intl Airport

Our best Copa Airlines deals on Argentina to Washington, D.C. Dulles Intl Airport flight tickets

Copa Airlines

May 1

EZE9:02 amBuenos Aires Ministro Pistarini

20h 19m

1 stop

IAD4:21 amWashington, D.C. Dulles Intl

May 13

IAD2:21 amWashington, D.C. Dulles Intl

23h 09m

1 stop

EZE2:30 amBuenos Aires Ministro Pistarini

$694

Copa Airlines

Mar 27

EZE2:43 pmBuenos Aires Ministro Pistarini

14h 32m

1 stop

IAD4:15 amWashington, D.C. Dulles Intl

Apr 8

IAD9:32 amWashington, D.C. Dulles Intl

14h 18m

1 stop

EZE12:50 amBuenos Aires Ministro Pistarini

$738

Copa Airlines

Apr 25

MDZ1:23 amMendoza El Plumerillo

14h 43m

1 stop

IAD3:06 pmWashington, D.C. Dulles Intl

May 20

IAD9:37 amWashington, D.C. Dulles Intl

13h 41m

1 stop

MDZ12:18 amMendoza El Plumerillo

$1,080

United Airlines flights from Argentina to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Argentina to Washington, D.C. Dulles Intl Airport flight tickets

United Airlines

Mar 26

EZE9:05 pmBuenos Aires Ministro Pistarini

15h 21m

1 stop

IAD11:26 amWashington, D.C. Dulles Intl

Apr 7

IAD8:30 amWashington, D.C. Dulles Intl

22h 30m

1 stop

EZE8:00 amBuenos Aires Ministro Pistarini

$706

United Airlines

Apr 8

EZE9:00 pmBuenos Aires Ministro Pistarini

27h 59m

1 stop

IAD11:59 pmWashington, D.C. Dulles Intl

May 30

IAD10:10 pmWashington, D.C. Dulles Intl

32h 50m

1 stop

EZE8:00 amBuenos Aires Ministro Pistarini

$724

United Airlines

Apr 9

COR5:51 amCordoba Pajas Blancas

40h 05m

2 stops

IAD8:56 pmWashington, D.C. Dulles Intl

Apr 13

IAD6:00 amWashington, D.C. Dulles Intl

20h 51m

2 stops

COR3:51 amCordoba Pajas Blancas

$858

momondo Fare Finder

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

Fly to

Route

Depart

Return

Price

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

$637

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

3:35 pm-5:40 am

1 stop13h 05m

$674

Buenos AiresWashington, D.C.

EZE - IAD

EZEIAD

Buenos Aires Ministro Pistarini

Sun 4/19

9:05 pm-7:25 pm

2 stops23h 20m

Washington, D.C. Dulles Intl

Wed 4/29

9:19 am-6:10 am

2 stops19h 51m

$675

Buenos AiresWashington, D.C.

EZE - IAD

EZEIAD

Buenos Aires Ministro Pistarini

Mon 6/8

9:50 pm-10:46 pm

1 stop25h 56m

Washington, D.C. Dulles Intl

Mon 6/15

6:18 am-7:10 am

1 stop23h 52m

$679

Buenos AiresWashington, D.C.

AEP - IAD

AEPIAD

Buenos Aires Jorge Newbery

Thu 4/9

7:00 am-4:20 am

2 stops22h 20m

Washington, D.C. Dulles Intl

Tue 4/14

12:42 pm-4:00 pm

2 stops26h 18m

$756

Buenos AiresWashington, D.C.

AEP - IAD

AEPIAD

Buenos Aires Jorge Newbery

Wed 3/18

7:00 am-2:15 pm

1 stop32h 15m

Washington, D.C. Dulles Intl

Sun 5/17

6:50 am-4:20 am

2 stops20h 30m

$761

CordobaWashington, D.C.

COR - IAD

CORIAD

Cordoba Pajas Blancas

Thu 4/9

5:51 am-8:56 pm

2 stops40h 05m

Washington, D.C. Dulles Intl

Mon 4/13

6:00 am-3:51 am

2 stops20h 51m

$858

CordobaWashington, D.C.

COR - IAD

CORIAD

Cordoba Pajas Blancas

Thu 4/9

5:51 am-8:56 pm

2 stops40h 05m

Washington, D.C. Dulles Intl

Mon 4/13

10:11 pm-3:51 am

2 stops28h 40m

$859

MendozaWashington, D.C.

MDZ - IAD

MDZIAD

Mendoza El Plumerillo

Sat 4/25

1:23 am-3:06 pm

1 stop14h 43m

Washington, D.C. Dulles Intl

Wed 5/20

9:37 am-12:18 am

1 stop13h 41m

$1,080

MendozaWashington, D.C.

MDZ - IAD

MDZIAD

Mendoza El Plumerillo

Mon 4/6

1:23 am-3:06 pm

1 stop14h 43m

Washington, D.C. Dulles Intl

Tue 4/28

4:36 pm-12:18 am

1 stop30h 42m

$1,514

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Argentina 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

Prices

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Other information

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

In general, November is the cheapest month to fly from Argentina 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 $718. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of November, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $756.

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

You could potentially save up to 5% on your flight if you consider stops on a Argentina to Washington, D.C. Dulles Intl Airport flight.

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

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

Fastest flight time	13h 30m
Direct flights	None

The fastest flight from Argentina to Washington, D.C. Dulles Intl Airport takes 13h 30m

There are no direct flights from Argentina to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Argentina to Washington, D.C. Dulles Intl Airport.

Search flight deals

When did momondo last update prices for flights from Argentina to Washington, D.C. Dulles Intl Airport?
Prices for flights from Argentina to Washington, D.C. Dulles Intl Airport refresh daily.
How many operators does momondo search for flights from Argentina to Washington, D.C. Dulles Intl Airport?
The number of operators available for flights from Argentina to Washington, D.C. Dulles Intl Airport is 3 as of February 2026.
How old do you have to be to fly from Argentina to Washington, D.C. Dulles Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Argentina to Washington, D.C. Dulles Intl Airport.
What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?
The travel and health documents required for your trip to Washington, D.C. Dulles Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Compare and see reviews for airlines that fly from Argentina to Washington, D.C. Dulles Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
Avianca	PriceFrom $252	Free Cancellation	Rating 6.5 2,496 reviews	Search Avianca flights
Delta	PriceFrom $270	Free Cancellation	Rating 7.9 8,186 reviews	Search Delta flights
Copa Airlines	PriceFrom $378	Free Cancellation	Rating 7.5 1,559 reviews	Search Copa Airlines flights

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Gettysburg

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Woodbridge

Laurel

Colonial Beach

Tysons

Silver Spring

Towson

Fredericksburg

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Rockville

Manassas

Springfield

Sterling

Fairfax

Linthicum Heights

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

Yes. All flights to Washington, D.C. from Argentina on momondo can be compared and filtered by various policies on offer, including flexible booking.

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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 Argentina to Washington, D.C..

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Cheap flights from Argentina to Washington, D.C. from $392

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Argentina to Washington, D.C. departing on 4/30. 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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Copa Airlines flights from Argentina to Washington, D.C. Dulles Intl Airport

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Our best United Airlines deals on Argentina to Washington, D.C. Dulles Intl Airport flight tickets

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See travel insights to Washington, D.C. from

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

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

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

What is the cheapest airline that flies from Argentina to Washington, D.C. Dulles Intl?

What airlines fly to Washington, D.C. Dulles Intl Airport?

How long does it take to fly to Washington, D.C. Dulles Intl Airport?

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

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

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

Compare and see reviews for airlines that fly from Argentina to Washington, D.C. Dulles Intl Airport with momondo

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

Why use momondo?

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

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

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

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

An easier way to manage your Washington, D.C. Dulles Intl Airport trip

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