What airlines fly to Buenos Aires?

Delta, Copa Airlines and LATAM Airlines are the top three most popular airlines that fly to Buenos Aires from District of Columbia according to our data. Delta is the first choice among our users, with 29% of people opting to fly with this airline when traveling to Buenos Aires. Keep in mind that there are 6 different airlines that fly to Buenos Aires on a routine basis, so you have a few additional options to choose from.

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

United Airlines, LATAM Airlines, and Delta are the most popular carriers operating from District of Columbia to Buenos Aires

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

Prices for flights from District of Columbia to Buenos Aires are updated daily.

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

The number of operators available for flights from District of Columbia to Buenos Aires is 6 as of September 2026.

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

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 District of Columbia to Buenos Aires.

What documentation or ID do you need to fly to Buenos Aires?

The necessary travel and health documents for your Buenos Aires 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.

$312 Cheap Flights from District of Columbia to Buenos Aires in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from District of Columbia to Buenos Aires

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:50 pm - 9:20 amDCA Washington, D.C. Reagan-National-EZE Buenos Aires Ministro Pistarini

16h 30m1 stop Houston George Bush Intcntl

11:55 pm - 4:05 pmEZE Buenos Aires Ministro Pistarini-DCA Washington, D.C. Reagan-National

18h 10m1 stop Houston George Bush Intcntl

$718United Airlines

Sun, Jan 10 - Wed, Feb 3

4:35 pm - 9:20 amDCA Washington, D.C. Reagan-National-EZE Buenos Aires Ministro Pistarini

14h 45m1 stop Houston George Bush Intcntl

11:55 pm - 4:05 pmEZE Buenos Aires Ministro Pistarini-DCA Washington, D.C. Reagan-National

18h 10m1 stop Houston George Bush Intcntl

$718United Airlines

Sun, Jan 10 - Wed, Jan 27

1:16 am - 3:10 amIAD Washington, D.C. Dulles Intl-EZE Buenos Aires Ministro Pistarini

23h 54m1 stop Panama City Tocumen Intl

2:45 pm - 3:19 amEZE Buenos Aires Ministro Pistarini-IAD Washington, D.C. Dulles Intl

14h 34m1 stop Panama City Tocumen Intl

$734Copa Airlines

Tue, Nov 24 - Sun, Dec 6

8:30 am - 4:25 amIAD Washington, D.C. Dulles Intl-EZE Buenos Aires Ministro Pistarini

17h 55m1 stop Panama City Tocumen Intl

8:48 am - 12:41 amEZE Buenos Aires Ministro Pistarini-IAD Washington, D.C. Dulles Intl

16h 53m1 stop Panama City Tocumen Intl

$734Copa Airlines

Mon, Feb 1 - Thu, Apr 1

2:55 pm - 9:50 amDCA Washington, D.C. Reagan-National-EZE Buenos Aires Ministro Pistarini

17h 55m1 stop Miami

7:20 pm - 1:56 pmEZE Buenos Aires Ministro Pistarini-DCA Washington, D.C. Reagan-National

19h 36m2 stops Santiago Arturo Merino Benitez Miami

$740LATAM Airlines

Mon, Mar 22 - Mon, Mar 29

2:55 pm - 9:50 amDCA Washington, D.C. Reagan-National-EZE Buenos Aires Ministro Pistarini

17h 55m1 stop Miami

7:20 pm - 1:56 pmEZE Buenos Aires Ministro Pistarini-DCA Washington, D.C. Reagan-National

19h 36m2 stops Santiago Arturo Merino Benitez Miami

$740LATAM Airlines

Tue, Mar 16 - Sun, Apr 4

5:50 am - 12:30 amIAD Washington, D.C. Dulles Intl-EZE Buenos Aires Ministro Pistarini

16h 40m1 stop Bogotá El Dorado

4:50 pm - 4:30 amEZE Buenos Aires Ministro Pistarini-IAD Washington, D.C. Dulles Intl

13h 40m1 stop Bogotá El Dorado

$757Avianca

Tue, Mar 2 - Mon, Mar 8

5:50 am - 12:30 amIAD Washington, D.C. Dulles Intl-EZE Buenos Aires Ministro Pistarini

16h 40m1 stop Bogotá El Dorado

4:50 pm - 4:30 amEZE Buenos Aires Ministro Pistarini-IAD Washington, D.C. Dulles Intl

13h 40m1 stop Bogotá El Dorado

$757Avianca

Tue, Mar 2 - Tue, Mar 9

1:45 pm - 9:50 amDCA Washington, D.C. Reagan-National-EZE Buenos Aires Ministro Pistarini

18h 05m1 stop Miami

12:20 pm - 2:04 pmEZE Buenos Aires Ministro Pistarini-DCA Washington, D.C. Reagan-National

27h 44m1 stop Miami

$759Delta

Fri, Nov 13 - Thu, Nov 26

6:30 pm - 4:00 pmIAD Washington, D.C. Dulles Intl-AEP Buenos Aires Jorge Newbery

20h 30m2 stops New York John F Kennedy Intl Lima J Chavez Intl

8:05 pm - 11:59 amAEP Buenos Aires Jorge Newbery-IAD Washington, D.C. Dulles Intl

16h 54m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$768Delta

Sat, Mar 20 - Tue, Mar 30

Cheap last minute flights

Enter your travel dates to find the best prices.

11:00 am - 8:00 amIAD Washington, D.C. Dulles Intl-EZE Buenos Aires Ministro Pistarini

20h 00m1 stop Houston George Bush Intcntl

9:00 pm - 4:26 pmEZE Buenos Aires Ministro Pistarini-IAD Washington, D.C. Dulles Intl

20h 26m1 stop Houston George Bush Intcntl

$722United Airlines

Thu, Sep 24 - Tue, Sep 29

8:20 am - 8:00 amDCA Washington, D.C. Reagan-National-EZE Buenos Aires Ministro Pistarini

22h 40m1 stop Houston George Bush Intcntl

9:00 pm - 11:53 amEZE Buenos Aires Ministro Pistarini-DCA Washington, D.C. Reagan-National

15h 53m1 stop Houston George Bush Intcntl

$722United Airlines

Thu, Sep 24 - Sat, Sep 26

6:00 am - 9:45 amIAD Washington, D.C. Dulles Intl-EZE Buenos Aires Ministro Pistarini

26h 45m1 stop Atlanta Hartsfield-Jackson

8:10 pm - 9:19 amEZE Buenos Aires Ministro Pistarini-IAD Washington, D.C. Dulles Intl

14h 09m1 stop Atlanta Hartsfield-Jackson

$775Delta

Sun, Sep 27 - Tue, Oct 13

6:00 am - 9:45 amIAD Washington, D.C. Dulles Intl-EZE Buenos Aires Ministro Pistarini

26h 45m1 stop Atlanta Hartsfield-Jackson

8:10 pm - 3:49 pmEZE Buenos Aires Ministro Pistarini-IAD Washington, D.C. Dulles Intl

20h 39m1 stop Atlanta Hartsfield-Jackson

$775Delta

Sun, Sep 27 - Wed, Oct 14

6:50 am - 5:40 amIAD Washington, D.C. Dulles Intl-EZE Buenos Aires Ministro Pistarini

21h 50m1 stop Bogotá El Dorado

7:10 am - 2:15 pmEZE Buenos Aires Ministro Pistarini-IAD Washington, D.C. Dulles Intl

32h 05m1 stop Bogotá El Dorado

$834Avianca

Tue, Sep 29 - Thu, Oct 15

2:25 am - 4:36 amIAD Washington, D.C. Dulles Intl-EZE Buenos Aires Ministro Pistarini

25h 11m1 stop Panama City Tocumen Intl

3:48 am - 4:20 amEZE Buenos Aires Ministro Pistarini-IAD Washington, D.C. Dulles Intl

25h 32m1 stop Panama City Tocumen Intl

$844Copa Airlines

Wed, Sep 23 - Thu, Oct 1

2:25 am - 2:30 amIAD Washington, D.C. Dulles Intl-EZE Buenos Aires Ministro Pistarini

23h 05m1 stop Panama City Tocumen Intl

2:49 pm - 4:20 amEZE Buenos Aires Ministro Pistarini-IAD Washington, D.C. Dulles Intl

14h 31m1 stop Panama City Tocumen Intl

$844Copa Airlines

Wed, Sep 23 - Thu, Oct 1

6:50 am - 5:40 amIAD Washington, D.C. Dulles Intl-EZE Buenos Aires Ministro Pistarini

21h 50m1 stop Bogotá El Dorado

7:10 am - 2:15 pmEZE Buenos Aires Ministro Pistarini-IAD Washington, D.C. Dulles Intl

32h 05m1 stop Bogotá El Dorado

$859Avianca

Tue, Sep 29 - Fri, Oct 16

6:15 am - 8:00 amIAD Washington, D.C. Dulles Intl-EZE Buenos Aires Ministro Pistarini

24h 45m1 stop Houston George Bush Intcntl

9:00 pm - 11:28 amEZE Buenos Aires Ministro Pistarini-IAD Washington, D.C. Dulles Intl

15h 28m1 stop Houston George Bush Intcntl

$898Multiple Airlines

Sun, Sep 27 - Tue, Sep 29

6:50 am - 5:40 amIAD Washington, D.C. Dulles Intl-AEP Buenos Aires Jorge Newbery

21h 50m1 stop Bogotá El Dorado

10:10 pm - 4:20 amAEP Buenos Aires Jorge Newbery-IAD Washington, D.C. Dulles Intl

31h 10m2 stops Santiago Arturo Merino Benitez Panama City Tocumen Intl

$1,208Multiple Airlines

Thu, Sep 24 - Thu, Oct 1

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

LATAM Airlines flights from District of Columbia to Buenos Aires

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

LATAM Airlines

Mar 2

IAD4:00 pmWashington, D.C. Dulles Intl

15h 50m

2 stops

EZE9:50 amBuenos Aires Ministro Pistarini

Mar 9

EZE7:20 amBuenos Aires Ministro Pistarini

19h 00m

2 stops

IAD12:20 amWashington, D.C. Dulles Intl

$742

LATAM Airlines

Nov 30

DCA5:02 pmWashington, D.C. Reagan-National

15h 53m

1 stop

EZE10:55 amBuenos Aires Ministro Pistarini

Dec 14

EZE9:30 pmBuenos Aires Ministro Pistarini

21h 50m

1 stop

DCA5:20 pmWashington, D.C. Reagan-National

$765

LATAM Airlines

Oct 6

DCA1:45 pmWashington, D.C. Reagan-National

27h 36m

2 stops

EZE6:21 pmBuenos Aires Ministro Pistarini

Oct 22

EZE3:55 amBuenos Aires Ministro Pistarini

30h 15m

2 stops

DCA9:10 amWashington, D.C. Reagan-National

$768

Copa Airlines flights from District of Columbia to Buenos Aires

Our best Copa Airlines deals on District of Columbia to Buenos Aires flight tickets

Copa Airlines

Mar 5

IAD10:57 pmWashington, D.C. Dulles Intl

22h 26m

1 stop

EZE11:23 pmBuenos Aires Ministro Pistarini

Mar 14

EZE10:53 pmBuenos Aires Ministro Pistarini

31h 19m

1 stop

IAD5:12 amWashington, D.C. Dulles Intl

$734

Copa Airlines

Nov 7

IAD1:16 amWashington, D.C. Dulles Intl

24h 00m

1 stop

EZE3:16 amBuenos Aires Ministro Pistarini

Nov 13

EZE9:10 amBuenos Aires Ministro Pistarini

16h 23m

1 stop

IAD11:33 pmWashington, D.C. Dulles Intl

$736

Copa Airlines

Oct 6

IAD9:35 amWashington, D.C. Dulles Intl

17h 46m

1 stop

EZE4:21 amBuenos Aires Ministro Pistarini

Oct 23

EZE4:15 amBuenos Aires Ministro Pistarini

21h 17m

1 stop

IAD12:32 amWashington, D.C. Dulles Intl

$738

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Buenos Aires

DCA Washington, D.C. Reagan-National - EZE Buenos Aires Ministro Pistarini

DCAEZE

Washington, D.C. Reagan-National

Sun 1/10

2:50 pm-9:20 am

1 stop16h 30m

Buenos Aires Ministro Pistarini

Wed 2/3

11:55 pm-4:05 pm

1 stop18h 10m

$718

Washington, D.C.Buenos Aires

DCA Washington, D.C. Reagan-National - EZE Buenos Aires Ministro Pistarini

DCAEZE

Washington, D.C. Reagan-National

Sun 1/10

4:35 pm-9:20 am

1 stop14h 45m

Buenos Aires Ministro Pistarini

Wed 1/27

11:55 pm-4:05 pm

1 stop18h 10m

$718

Washington, D.C.Buenos Aires

IAD Washington, D.C. Dulles Intl - EZE Buenos Aires Ministro Pistarini

IADEZE

Washington, D.C. Dulles Intl

Tue 11/24

1:16 am-3:10 am

1 stop23h 54m

Buenos Aires Ministro Pistarini

Sun 12/6

2:45 pm-3:19 am

1 stop14h 34m

$734

Washington, D.C.Buenos Aires

IAD Washington, D.C. Dulles Intl - EZE Buenos Aires Ministro Pistarini

IADEZE

Washington, D.C. Dulles Intl

Mon 2/1

8:30 am-4:25 am

1 stop17h 55m

Buenos Aires Ministro Pistarini

Thu 4/1

8:48 am-12:41 am

1 stop16h 53m

$734

Washington, D.C.Buenos Aires

DCA Washington, D.C. Reagan-National - EZE Buenos Aires Ministro Pistarini

DCAEZE

Washington, D.C. Reagan-National

Mon 3/22

2:55 pm-9:50 am

1 stop17h 55m

Buenos Aires Ministro Pistarini

Mon 3/29

7:20 pm-1:56 pm

2 stops19h 36m

$740

Washington, D.C.Buenos Aires

DCA Washington, D.C. Reagan-National - EZE Buenos Aires Ministro Pistarini

DCAEZE

Washington, D.C. Reagan-National

Tue 3/16

2:55 pm-9:50 am

1 stop17h 55m

Buenos Aires Ministro Pistarini

Sun 4/4

7:20 pm-1:56 pm

2 stops19h 36m

$740

Quickest round-trip

Washington, D.C.Buenos Aires

IAD Washington, D.C. Dulles Intl - EZE Buenos Aires Ministro Pistarini

IADEZE

Washington, D.C. Dulles Intl

Tue 3/2

5:50 am-12:30 am

1 stop16h 40m

Buenos Aires Ministro Pistarini

Mon 3/8

4:50 pm-4:30 am

1 stop13h 40m

$757

Washington, D.C.Buenos Aires

IAD Washington, D.C. Dulles Intl - EZE Buenos Aires Ministro Pistarini

IADEZE

Washington, D.C. Dulles Intl

Tue 3/2

5:50 am-12:30 am

1 stop16h 40m

Buenos Aires Ministro Pistarini

Tue 3/9

4:50 pm-4:30 am

1 stop13h 40m

$757

Washington, D.C.Buenos Aires

DCA Washington, D.C. Reagan-National - EZE Buenos Aires Ministro Pistarini

DCAEZE

Washington, D.C. Reagan-National

Fri 11/13

1:45 pm-9:50 am

1 stop18h 05m

Buenos Aires Ministro Pistarini

Thu 11/26

12:20 pm-2:04 pm

1 stop27h 44m

$759

Washington, D.C.Buenos Aires

IAD Washington, D.C. Dulles Intl - AEP Buenos Aires Jorge Newbery

IADAEP

Washington, D.C. Dulles Intl

Sat 3/20

6:30 pm-4:00 pm

2 stops20h 30m

Buenos Aires Jorge Newbery

Tue 3/30

8:05 pm-11:59 am

2 stops16h 54m

$768

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 Buenos Aires

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 Buenos Aires?

The cheapest month to fly to Buenos Aires from District of Columbia is in May. Flight prices, which tend to average around $680, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of May, then book flights to Buenos Aires from District of Columbia during April instead. Flights to Buenos Aires in April, while not as cheap as those in May, still average around $736.

How far in advance should I book a flight from District of Columbia to Buenos Aires?

You are more likely to see cheaper flights to Buenos Aires from District of Columbia when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around $809 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from District of Columbia for as low as $398 on momondo.

Cheap District of Columbia to Buenos Aires flight deals and tips

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

Best Price Found	$312
Fastest flight time	12h 45m
Direct flights	None

The best one-way flight to Buenos Aires from District of Columbia in the past 72 hours is $312. The best round-trip flight deal from District of Columbia to Buenos Aires found on momondo in the last 72 hours is $718.

The fastest flight from District of Columbia to Buenos Aires takes 12h 45m

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

Search flight deals

Frequently asked questions about flying from District of Columbia to Buenos Aires

When did momondo last update prices for flights from District of Columbia to Buenos Aires?
Prices for flights from District of Columbia to Buenos Aires are updated daily.
How many operators does momondo search for flights from District of Columbia to Buenos Aires?
The number of operators available for flights from District of Columbia to Buenos Aires is 6 as of September 2026.
How old do you have to be to fly from District of Columbia to Buenos Aires?
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 District of Columbia to Buenos Aires.
What documentation or ID do you need to fly to Buenos Aires?
The necessary travel and health documents for your Buenos Aires 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 District of Columbia to Buenos Aires

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $265	Free Cancellation	Rating 7.4 10,228 reviews	Search United Airlines flights
Delta	PriceFrom $274	Free Cancellation	Rating 7.8 8,591 reviews	Search Delta flights
LATAM Airlines	PriceFrom $278	Free Cancellation	Rating 7.4 1,981 reviews	Search LATAM Airlines flights
Copa Airlines	PriceFrom $346	Free Cancellation	Rating 7.6 1,542 reviews	Search Copa Airlines flights
Avianca	PriceFrom $536	Free Cancellation	Rating 6.5 2,549 reviews	Search Avianca flights
American Airlines	PriceFrom $599	Free Cancellation	Rating 7.0 12,075 reviews	Search American Airlines flights

Why use momondo?

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

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

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

All flight searches from District of Columbia to Buenos Aires 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 Buenos Aires?

momondo provides multiple filters to help you find the best flight to Buenos Aires from District of Columbia. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Buenos Aires from District of Columbia. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Buenos Aires 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

Fri 10/23

Fri 10/30

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

Nearby airports

Airlines

Cabin classes

Other Argentina destinations

Other flights from District of Columbia

Complete your trip

Feeling lucky

Fly into one of these airports located in Buenos Aires

Buenos Aires Jorge Newbery Airport

Buenos Aires Ministro Pistarini Airport

Cheap flights from District of Columbia to Buenos Aires from $312

Find the cheapest flights from District of Columbia to Buenos Aires

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

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

LATAM Airlines flights from District of Columbia to Buenos Aires

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

Copa Airlines flights from District of Columbia to Buenos Aires

Our best Copa Airlines deals on District of Columbia to Buenos Aires flight tickets

momondo Fare Finder

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

See travel insights to Buenos Aires from

How to get the cheapest flight ticket from District of Columbia to Buenos Aires

What is the cheapest month to fly to Buenos Aires?

How far in advance should I book a flight from District of Columbia to Buenos Aires?

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

What airlines fly to Buenos Aires?

Cheap District of Columbia to Buenos Aires flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from District of Columbia to Buenos Aires

Best airlines flying from District of Columbia to Buenos Aires

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

Why use momondo?

An easier way to manage your Buenos Aires 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

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 17.0 mi from Buenos Aires

Fly your favorite airline to Buenos Aires

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Buenos Aires

List of cabin classes available on flights landing in Buenos Aires. Availability may vary depending on flight origin and airline.

Popular cities in Argentina

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

Fly to other destinations from District of Columbia

According to popular flight searches on momondo this year

Complete your trip to Buenos Aires

Explore popular destinations other users love

According to popular flight searches on momondo this year