What airlines fly to Argentina?

Copa Airlines, Delta and LATAM Airlines are the top three most popular airlines that fly to Argentina from Washington, D.C. according to our data. Copa Airlines is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Argentina. Keep in mind that there are 6 different airlines that fly to Argentina on a routine basis, so you have a few additional options to choose from.

How long is the flight from Washington, D.C. to Argentina?

If you’re flying from a popular airport in Washington, D.C., such as Baltimore or Washington, D.C., and flying into Argentina, then you can expect flight times to average 12h 44m and 13h 03m, respectively.

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

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

When did momondo last update prices for flights from Washington, D.C. to Argentina?

Prices for flights from Washington, D.C. to Argentina refresh daily.

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

The number of operators available for flights from Washington, D.C. to Argentina is 6 as of March 2026.

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

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 Washington, D.C. to Argentina.

What documentation or ID do you need to fly to Argentina?

The necessary travel and health documents for your Argentina trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$247 Cheap Flights from Washington, D.C. to Argentina in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Washington, D.C. to Argentina

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:35 pm - 3:40 pm

IAD

EZE

23h 05m

1 stop

4:50 pm - 5:20 am

EZE

IAD

13h 30m

1 stop

$605Avianca

sab, mag 2 - lun, mag 11

3:35 pm - 3:40 pm

IAD

EZE

23h 05m

1 stop

7:10 am - 5:20 am

EZE

IAD

23h 10m

1 stop

$606Avianca

dom, apr 19 - lun, apr 27

9:32 am - 2:30 am

IAD

EZE

15h 58m

1 stop

2:57 pm - 4:22 am

EZE

IAD

14h 25m

1 stop

$609Copa Airlines

lun, apr 6 - sab, apr 18

4:49 pm - 7:55 am

BWI

EZE

14h 06m

1 stop

12:14 am - 3:17 pm

EZE

BWI

16h 03m

1 stop

$609Copa Airlines

mer, apr 15 - mar, apr 28

4:34 pm - 8:00 am

DCA

EZE

14h 26m

1 stop

9:00 pm - 11:56 am

EZE

DCA

15h 56m

1 stop

$621United Airlines

lun, mag 18 - mer, giu 3

6:00 am - 12:20 am

IAD

COR

17h 20m

2 stops

3:32 am - 9:11 pm

COR

IAD

18h 39m

2 stops

$623United Airlines

mer, apr 15 - mar, mag 5

9:00 am - 9:45 am

DCA

EZE

23h 45m

1 stop

1:10 pm - 2:03 pm

EZE

DCA

25h 53m

1 stop

$629Delta

lun, apr 13 - lun, apr 27

7:38 pm - 9:45 am

DCA

EZE

13h 07m

1 stop

3:55 am - 9:09 am

EZE

DCA

30h 14m

2 stops

$635LATAM Airlines

mar, apr 28 - lun, mag 4

7:19 pm - 4:00 pm

IAD

AEP

19h 41m

2 stops

8:05 pm - 11:42 am

AEP

IAD

16h 37m

2 stops

$637LATAM Airlines

mar, apr 14 - mar, apr 21

6:14 am - 12:00 pm

DCA

MDZ

28h 46m

2 stops

7:50 pm - 1:55 pm

MDZ

DCA

19h 05m

2 stops

$705Delta

lun, mar 16 - mar, mar 31

Avianca flights from Washington, D.C. to Argentina

Our best Avianca deals on Washington, D.C. to Argentina flight tickets

Avianca

May 2

IAD3:35 pmWashington, D.C. Dulles Intl

23h 05m

1 stop

EZE3:40 pmBuenos Aires Ministro Pistarini

May 11

EZE4:50 pmBuenos Aires Ministro Pistarini

13h 30m

1 stop

IAD5:20 amWashington, D.C. Dulles Intl

$605

Avianca

Apr 19

IAD3:35 pmWashington, D.C. Dulles Intl

23h 05m

1 stop

EZE3:40 pmBuenos Aires Ministro Pistarini

Apr 27

EZE7:10 amBuenos Aires Ministro Pistarini

23h 10m

1 stop

IAD5:20 amWashington, D.C. Dulles Intl

$606

Avianca

Apr 7

IAD6:50 amWashington, D.C. Dulles Intl

21h 50m

1 stop

EZE5:40 amBuenos Aires Ministro Pistarini

Apr 13

EZE4:50 pmBuenos Aires Ministro Pistarini

13h 30m

1 stop

IAD5:20 amWashington, D.C. Dulles Intl

$611

United Airlines flights from Washington, D.C. to Argentina

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

United Airlines

Mar 15

IAD6:00 amWashington, D.C. Dulles Intl

23h 20m

1 stop

EZE6:20 amBuenos Aires Ministro Pistarini

Mar 26

EZE9:05 pmBuenos Aires Ministro Pistarini

24h 36m

1 stop

IAD8:41 pmWashington, D.C. Dulles Intl

$621

United Airlines

Apr 15

IAD6:00 amWashington, D.C. Dulles Intl

17h 20m

2 stops

COR12:20 amCordoba Pajas Blancas

May 5

COR3:32 amCordoba Pajas Blancas

18h 39m

2 stops

IAD9:11 pmWashington, D.C. Dulles Intl

$623

United Airlines

Apr 15

IAD12:55 pmWashington, D.C. Dulles Intl

18h 05m

1 stop

EZE8:00 amBuenos Aires Ministro Pistarini

Apr 22

EZE9:00 pmBuenos Aires Ministro Pistarini

26h 44m

1 stop

IAD10:44 pmWashington, D.C. Dulles Intl

$629

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Argentina that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

sab 5/2

3:35 pm-3:40 pm

1 stop23h 05m

Buenos Aires Ministro Pistarini

lun 5/11

4:50 pm-5:20 am

1 stop13h 30m

$605

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

dom 4/19

3:35 pm-3:40 pm

1 stop23h 05m

Buenos Aires Ministro Pistarini

lun 4/27

7:10 am-5:20 am

1 stop23h 10m

$606

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

lun 4/6

9:32 am-2:30 am

1 stop15h 58m

Buenos Aires Ministro Pistarini

sab 4/18

2:57 pm-4:22 am

1 stop14h 25m

$609

Quickest round-trip

BaltimoreBuenos Aires

BWI - EZE

BWIEZE

Baltimore/Washington

mer 4/15

4:49 pm-7:55 am

1 stop14h 06m

Buenos Aires Ministro Pistarini

mar 4/28

12:14 am-3:17 pm

1 stop16h 03m

$609

Washington, D.C.Buenos Aires

DCA - EZE

DCAEZE

Washington, D.C. Reagan-National

lun 5/18

4:34 pm-8:00 am

1 stop14h 26m

Buenos Aires Ministro Pistarini

mer 6/3

9:00 pm-11:56 am

1 stop15h 56m

$621

Washington, D.C.Cordoba

IAD - COR

IADCOR

Washington, D.C. Dulles Intl

mer 4/15

6:00 am-12:20 am

2 stops17h 20m

Cordoba Pajas Blancas

mar 5/5

3:32 am-9:11 pm

2 stops18h 39m

$623

Washington, D.C.Buenos Aires

DCA - EZE

DCAEZE

Washington, D.C. Reagan-National

lun 4/13

9:00 am-9:45 am

1 stop23h 45m

Buenos Aires Ministro Pistarini

lun 4/27

1:10 pm-2:03 pm

1 stop25h 53m

$629

Washington, D.C.Buenos Aires

DCA - EZE

DCAEZE

Washington, D.C. Reagan-National

mar 4/28

7:38 pm-9:45 am

1 stop13h 07m

Buenos Aires Ministro Pistarini

lun 5/4

3:55 am-9:09 am

2 stops30h 14m

$635

Washington, D.C.Buenos Aires

IAD - AEP

IADAEP

Washington, D.C. Dulles Intl

mar 4/14

7:19 pm-4:00 pm

2 stops19h 41m

Buenos Aires Jorge Newbery

mar 4/21

8:05 pm-11:42 am

2 stops16h 37m

$637

Washington, D.C.Mendoza

DCA - MDZ

DCAMDZ

Washington, D.C. Reagan-National

lun 3/16

6:14 am-12:00 pm

2 stops28h 46m

Mendoza El Plumerillo

mar 3/31

7:50 pm-1:55 pm

2 stops19h 05m

$705

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 Washington, D.C. to Argentina

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

Airlines

Other information

What is the cheapest month to fly to Argentina?

If you are unable to visit Argentina during the month of August, then departing from Washington, D.C. during the month September is also very affordable. Most momondo users find prices during this month for around $647.

How far in advance should I book a flight to Argentina?

You are more likely to see cheaper flights to Argentina from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Argentina for around $782 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Argentina from Washington, D.C. for as low as $619 on momondo.

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

You could potentially save up to 3% on your flight if you consider stops on a Washington, D.C. to Argentina flight.

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

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

Fastest flight time	12h 44m
Direct flights	None

The fastest flight from Washington, D.C. to Argentina takes 12h 44m

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

Search flight deals

When did momondo last update prices for flights from Washington, D.C. to Argentina?
Prices for flights from Washington, D.C. to Argentina refresh daily.
How many operators does momondo search for flights from Washington, D.C. to Argentina?
The number of operators available for flights from Washington, D.C. to Argentina is 6 as of March 2026.
How old do you have to be to fly from Washington, D.C. to Argentina?
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 Washington, D.C. to Argentina.
What documentation or ID do you need to fly to Argentina?
The necessary travel and health documents for your Argentina trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Washington, D.C. to Argentina

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $274	Free Cancellation	Rating 7.9 8,250 reviews	Search Delta flights
LATAM Airlines	PriceFrom $278	Free Cancellation	Rating 7.4 1,914 reviews	Search LATAM Airlines flights
Avianca	PriceFrom $280	Free Cancellation	Rating 6.5 2,495 reviews	Search Avianca flights
United Airlines	PriceFrom $344	Free Cancellation	Rating 7.4 9,388 reviews	Search United Airlines flights
Copa Airlines	PriceFrom $355	Free Cancellation	Rating 7.5 1,557 reviews	Search Copa Airlines flights
American Airlines	PriceFrom $600	Free Cancellation	Rating 7.1 11,381 reviews	Search American Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Argentina from Washington, D.C..

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

All flight searches from Washington, D.C. to Argentina on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Argentina from Washington, D.C..

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

Price alerts on flights to Argentina from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.