What is the cheapest airline that flies from District of Columbia to Argentina?

LATAM Airlines, Avianca, and United Airlines are the most popular carriers operating from District of Columbia to Argentina

What airlines fly to Argentina?

Copa Airlines, Delta and United Airlines are the top three most popular airlines that fly to Argentina from District of Columbia according to our data. Copa Airlines is the first choice among our users, with 38% 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.

When did momondo last update prices for flights from District of Columbia to Argentina?

Prices for flights from District of Columbia to Argentina were last updated today.

How many operators does momondo search for flights from District of Columbia to Argentina?

There are 6 operators available for flights from District of Columbia to Argentina as of December 2025.

How old do you have to be to fly from District of Columbia to Argentina?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from District of Columbia to Argentina.

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

The travel and health documents you'll need for your trip to Argentina may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Argentina. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$273 Cheap Flights from District of Columbia to Argentina in 2025/26

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 District of Columbia to Argentina

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:36 pm - 9:20 am

DCA

MDZ

17h 44m2 stops

12:55 pm - 10:20 am

MDZ

DCA

22h 25m2 stops

$566LATAM Airlines

Tue, Mar 17 - Wed, Mar 18

12:23 pm - 9:20 am

IAD

MDZ

18h 57m2 stops

7:45 pm - 11:43 am

MDZ

IAD

17h 58m2 stops

$616LATAM Airlines

Tue, Jan 20 - Tue, Jan 27

5:09 pm - 10:15 am

DCA

EZE

16h 06m1 stop

8:10 pm - 6:33 pm

EZE

DCA

23h 23m1 stop

$636Delta

Thu, Mar 19 - Wed, Apr 8

5:45 am - 12:35 am

IAD

EZE

16h 50m1 stop

4:55 pm - 2:55 pm

EZE

IAD

24h 00m2 stops

$637Avianca

Fri, Jan 30 - Sun, Mar 1

4:05 am - 12:10 am

IAD

EZE

19h 05m2 stops

4:45 pm - 3:45 pm

EZE

IAD

24h 00m2 stops

$638Avianca

Thu, Apr 23 - Tue, Apr 28

11:00 am - 9:20 am

DCA

MDZ

21h 20m2 stops

11:40 am - 10:59 pm

MDZ

DCA

36h 19m2 stops

$640Multiple Airlines

Fri, Mar 27 - Mon, Apr 6

6:59 am - 9:45 am

DCA

EZE

25h 46m1 stop

8:10 pm - 9:09 am

EZE

DCA

13h 59m1 stop

$642Delta

Fri, Apr 10 - Wed, Apr 29

1:12 am - 1:58 am

IAD

EZE

22h 46m1 stop

2:48 pm - 3:13 am

EZE

IAD

14h 25m1 stop

$648Copa Airlines

Tue, Jan 20 - Fri, Jan 30

2:21 am - 12:20 am

IAD

COR

20h 59m1 stop

3:35 am - 4:22 am

COR

IAD

25h 47m1 stop

$698Copa Airlines

Sun, Apr 12 - Sun, Apr 19

1:19 pm - 9:30 pm

IAD

AEP

31h 11m2 stops

7:00 am - 5:25 am

AEP

IAD

23h 25m1 stop

$708Multiple Airlines

Wed, Mar 11 - Sun, Mar 22

LATAM Airlines flights from District of Columbia to Argentina

Our best LATAM Airlines deals on District of Columbia to Argentina flight tickets

LATAM Airlines

Mar 17

DCA2:36 pmWashington, D.C. Reagan-National

17h 44m

2 stops

MDZ9:20 amMendoza El Plumerillo

Mar 18

MDZ12:55 pmMendoza El Plumerillo

22h 25m

2 stops

DCA10:20 amWashington, D.C. Reagan-National

$566

Find similar

LATAM Airlines

Jan 20

IAD12:23 pmWashington, D.C. Dulles Intl

18h 57m

2 stops

MDZ9:20 amMendoza El Plumerillo

Jan 27

MDZ7:45 pmMendoza El Plumerillo

17h 58m

2 stops

IAD11:43 amWashington, D.C. Dulles Intl

$616

Find similar

LATAM Airlines

Mar 9

IAD1:19 pmWashington, D.C. Dulles Intl

21h 41m

2 stops

MDZ12:00 pmMendoza El Plumerillo

Mar 16

MDZ7:45 pmMendoza El Plumerillo

17h 54m

2 stops

IAD12:39 pmWashington, D.C. Dulles Intl

$628

Find similar

United Airlines flights from District of Columbia to Argentina

Our best United Airlines deals on District of Columbia to Argentina flight tickets

United Airlines

Feb 26

DCA8:10 amWashington, D.C. Reagan-National

21h 10m

1 stop

EZE7:20 amBuenos Aires Ministro Pistarini

Mar 1

EZE11:55 pmBuenos Aires Ministro Pistarini

23h 01m

1 stop

DCA8:56 pmWashington, D.C. Reagan-National

$651

Find similar

United Airlines

Apr 9

IAD8:30 amWashington, D.C. Dulles Intl

22h 30m

1 stop

EZE8:00 amBuenos Aires Ministro Pistarini

Apr 29

EZE9:00 pmBuenos Aires Ministro Pistarini

15h 32m

1 stop

IAD11:32 amWashington, D.C. Dulles Intl

$655

Find similar

United Airlines

Feb 26

DCA8:10 amWashington, D.C. Reagan-National

21h 10m

1 stop

EZE7:20 amBuenos Aires Ministro Pistarini

Mar 1

EZE11:55 pmBuenos Aires Ministro Pistarini

23h 01m

1 stop

DCA8:56 pmWashington, D.C. Reagan-National

$657

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from District of Columbia to Argentina that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Mendoza

DCA - MDZ

DCAMDZ

Washington, D.C. Reagan-National

Tue 3/17

2:36 pm-9:20 am

2 stops17h 44m

Mendoza El Plumerillo

Wed 3/18

12:55 pm-10:20 am

2 stops22h 25m

$566

Washington, D.C.Mendoza

IAD - MDZ

IADMDZ

Washington, D.C. Dulles Intl

Tue 1/20

12:23 pm-9:20 am

2 stops18h 57m

Mendoza El Plumerillo

Tue 1/27

7:45 pm-11:43 am

2 stops17h 58m

$616

Washington, D.C.Buenos Aires

DCA - EZE

DCAEZE

Washington, D.C. Reagan-National

Thu 3/19

5:09 pm-10:15 am

1 stop16h 06m

Buenos Aires Ministro Pistarini

Wed 4/8

8:10 pm-6:33 pm

1 stop23h 23m

$636

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Fri 1/30

5:45 am-12:35 am

1 stop16h 50m

Buenos Aires Ministro Pistarini

Sun 3/1

4:55 pm-2:55 pm

2 stops24h 00m

$637

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Thu 4/23

4:05 am-12:10 am

2 stops19h 05m

Buenos Aires Ministro Pistarini

Tue 4/28

4:45 pm-3:45 pm

2 stops24h 00m

$638

Washington, D.C.Mendoza

DCA - MDZ

DCAMDZ

Washington, D.C. Reagan-National

Fri 3/27

11:00 am-9:20 am

2 stops21h 20m

Mendoza El Plumerillo

Mon 4/6

11:40 am-10:59 pm

2 stops36h 19m

$640

Washington, D.C.Buenos Aires

DCA - EZE

DCAEZE

Washington, D.C. Reagan-National

Fri 4/10

6:59 am-9:45 am

1 stop25h 46m

Buenos Aires Ministro Pistarini

Wed 4/29

8:10 pm-9:09 am

1 stop13h 59m

$642

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Tue 1/20

1:12 am-1:58 am

1 stop22h 46m

Buenos Aires Ministro Pistarini

Fri 1/30

2:48 pm-3:13 am

1 stop14h 25m

$648

Washington, D.C.Cordoba

IAD - COR

IADCOR

Washington, D.C. Dulles Intl

Sun 4/12

2:21 am-12:20 am

1 stop20h 59m

Cordoba Pajas Blancas

Sun 4/19

3:35 am-4:22 am

1 stop25h 47m

$698

Washington, D.C.Buenos Aires

IAD - AEP

IADAEP

Washington, D.C. Dulles Intl

Wed 3/11

1:19 pm-9:30 pm

2 stops31h 11m

Buenos Aires Jorge Newbery

Sun 3/22

7:00 am-5:25 am

1 stop23h 25m

$708

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 District of Columbia 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

What is the cheapest month to fly to Argentina?

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

What is the cheapest day to depart on your flight to Argentina?

The cheapest day to depart from District of Columbia to Argentina is on a Monday. Travelers who choose to depart for Argentina on a Monday will often find tickets for as low as $959. The most expensive day to fly to Argentina is Friday, with ticket prices averaging around $1,099.

What is the cheapest time of day to depart on your flight to Argentina?

The cheapest time of day to fly to Argentina is in the evening when flights can be purchased for as low as $998. Flights at noon are often more expensive with an average ticket price of $1,105.

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

You are more likely to see cheaper flights to Argentina from District of Columbia when booking weeks ahead of your departure date. In general, you can expect to find flights to Argentina for around $832 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Argentina from District of Columbia for as low as $623 on momondo.

Can stopping save me money on District of Columbia to Argentina flights?

You could potentially save up to 7% on your flight if you consider stops on a District of Columbia to Argentina flight.

Cheap District of Columbia to Argentina flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Argentina

Fastest flight time	13h 05m
Direct flights	None

The fastest flight from District of Columbia to Argentina takes 13h 05m

There are no direct flights from District of Columbia to Argentina. There are no popular flight routes from District of Columbia to Argentina.

Search flight deals

When did momondo last update prices for flights from District of Columbia to Argentina?
Prices for flights from District of Columbia to Argentina were last updated today.
How many operators does momondo search for flights from District of Columbia to Argentina?
There are 6 operators available for flights from District of Columbia to Argentina as of December 2025.
How old do you have to be to fly from District of Columbia to Argentina?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from District of Columbia to Argentina.
What documentation or ID do you need to fly to Argentina?
The travel and health documents you'll need for your trip to Argentina may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Argentina. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from District of Columbia to Argentina

Compare and see reviews for airlines that fly from District of Columbia to Argentina with momondo

Airline	Rating	Free Cancellation	Price
LATAM Airlines	PriceFrom $278	Free Cancellation	Rating 7.5 1,894 reviews	Search LATAM Airlines flights
Delta	PriceFrom $514	Free Cancellation	Rating 7.9 8,014 reviews	Search Delta flights
Avianca	PriceFrom $600	Free Cancellation	Rating 6.6 2,492 reviews	Search Avianca flights
Copa Airlines	PriceFrom $617	Free Cancellation	Rating 7.6 1,558 reviews	Search Copa Airlines flights
American Airlines	PriceFrom $629	Free Cancellation	Rating 7.2 11,054 reviews	Search American Airlines flights
United Airlines	PriceFrom $629	Free Cancellation	Rating 7.4 9,105 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Argentina?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from District of Columbia to Argentina. momondo saves you time and could save you money on your trip.

Can I find flights from District of Columbia to Argentina with flexible booking policies on momondo?

All flight searches from District of Columbia to Argentina on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from District of Columbia to Argentina?

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 District of Columbia to Argentina.

I’m not ready to book a flight from District of Columbia to Argentina right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of District of Columbia to Argentina flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Argentina trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Wed 1/21

Wed 1/28

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Argentina

Cheap flights from District of Columbia to Argentina from $273

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Argentina departing on 2/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from District of Columbia to Argentina

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

LATAM Airlines flights from District of Columbia to Argentina

Our best LATAM Airlines deals on District of Columbia to Argentina flight tickets

United Airlines flights from District of Columbia to Argentina

Our best United Airlines deals on District of Columbia to Argentina flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from District of Columbia to Argentina that are best for you.

See travel insights to Argentina from

How to get the cheapest flight ticket from District of Columbia to Argentina

What is the cheapest month to fly to Argentina?

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

What is the cheapest day to depart on your flight to Argentina?

The cheapest day to depart from District of Columbia to Argentina is on a Monday. Travelers who choose to depart for Argentina on a Monday will often find tickets for as low as $959. The most expensive day to fly to Argentina is Friday, with ticket prices averaging around $1,099.

What is the cheapest time of day to depart on your flight to Argentina?

The cheapest time of day to fly to Argentina is in the evening when flights can be purchased for as low as $998. Flights at noon are often more expensive with an average ticket price of $1,105.

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

Can stopping save me money on District of Columbia to Argentina flights?

You could potentially save up to 7% on your flight if you consider stops on a District of Columbia to Argentina flight.

What is the cheapest airline that flies from District of Columbia to Argentina?

LATAM Airlines, Avianca, and United Airlines are the most popular carriers operating from District of Columbia to Argentina

What airlines fly to Argentina?

Cheap District of Columbia to Argentina flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Argentina

Fastest flight time

Direct flights

When did momondo last update prices for flights from District of Columbia to Argentina?

How many operators does momondo search for flights from District of Columbia to Argentina?

How old do you have to be to fly from District of Columbia to Argentina?

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

Best airlines flying from District of Columbia to Argentina

Compare and see reviews for airlines that fly from District of Columbia to Argentina with momondo

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Argentina?

Can I find flights from District of Columbia to Argentina with flexible booking policies on momondo?

How can momondo help me find flights from District of Columbia to Argentina?

I’m not ready to book a flight from District of Columbia to Argentina right now. Can momondo alert me if prices change?

An easier way to manage your Argentina trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Argentina

Popular cities in Argentina

Popular flights according to clicks in the last 7 days on momondo