Which layover airport offers the lowest fares from Washington, D.C. to Buenos Aires Ministro Pistarini Airport?

Flights via Atlanta (ATL) offer the lowest average round-trip price of $644.

What is the cheapest airline that flies from Washington, D.C. to Buenos Aires Ministro Pistarini?

Copa Airlines, Delta, and LATAM Airlines are the most popular carriers operating from Washington, D.C. to Buenos Aires Ministro Pistarini

Which layover airport has the shortest connection time from Washington, D.C. to Buenos Aires Ministro Pistarini Airport?

Atlanta (ATL) has the shortest average layover time for this route: 1h 40m.

Which airport is the most popular layover for flights between Washington, D.C. and Buenos Aires Ministro Pistarini Airport?

Panama City (PTY) was the most common stop: 45% of momondo users choosing 1-stop flights on this route connected there.

How long does it take to fly to Buenos Aires Ministro Pistarini Airport?

On average, it takes 12h 36m to fly from Washington, D.C. to Buenos Aires Ministro Pistarini Airport if you fly out of Baltimore (the most popular airport in Washington, D.C.) and into Buenos Aires Ministro Pistarini Airport (the most popular airport in Buenos Aires Ministro Pistarini Airport). If you’re flying out of Washington, D.C. and into Buenos Aires Ministro Pistarini Airport, then the flight time is around 12h 40m.

Which layover airport has the shortest travel time from Washington, D.C. to Buenos Aires Ministro Pistarini Airport?

Flights connecting via Atlanta (ATL) have the shortest average one-way travel time: 13h 10m.

What airlines fly to Buenos Aires Ministro Pistarini Airport?

Copa Airlines, Delta and LATAM Airlines are the top three most popular airlines that fly to Buenos Aires Ministro Pistarini Airport from Washington, D.C. according to our data. Copa Airlines is the first choice among our users, with 30% of people opting to fly with this airline when traveling to Buenos Aires Ministro Pistarini Airport. Keep in mind that there are 6 different airlines that fly to Buenos Aires Ministro Pistarini Airport on a routine basis, so you have a few additional options to choose from.

How old do you have to be to fly from Washington, D.C. to Buenos Aires Ministro Pistarini Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Buenos Aires Ministro Pistarini Airport.

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

The travel and health documents you'll need for your trip to Buenos Aires Ministro Pistarini Airport 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 Buenos Aires Ministro Pistarini Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$272 Cheap Flights from Washington, D.C. to Buenos Aires Ministro Pistarini Airport in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. to Buenos Aires

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:13 am - 12:56 am

IAD

EZE

21h 43m

1 stop

5:30 am - 3:16 am

EZE

IAD

23h 46m

1 stop

$655Copa Airlines

Mon, Jan 18 - Tue, Feb 9

1:13 am - 2:03 am

IAD

EZE

22h 50m

1 stop

8:48 am - 5:12 am

EZE

IAD

21h 24m

1 stop

$655Copa Airlines

Sun, Jan 24 - Fri, Mar 26

1:34 pm - 8:30 am

DCA

EZE

16h 56m

1 stop

11:35 pm - 12:44 pm

EZE

DCA

15h 09m

1 stop

$667American Airlines

Wed, Jan 20 - Tue, Feb 2

1:00 pm - 7:20 am

IAD

EZE

16h 20m

1 stop

10:05 pm - 4:06 pm

EZE

IAD

20h 01m

1 stop

$667United Airlines

Wed, Jan 20 - Tue, Feb 2

1:00 pm - 9:20 am

IAD

EZE

18h 20m

1 stop

11:55 pm - 10:36 pm

EZE

IAD

24h 41m

1 stop

$667United Airlines

Sun, Jan 24 - Sat, Feb 6

5:46 pm - 3:23 am

BWI

EZE

32h 37m

2 stops

2:02 am - 2:14 pm

EZE

BWI

14h 12m

1 stop

$669Multiple Airlines

Thu, Oct 22 - Tue, Nov 10

1:08 pm - 10:45 am

IAD

EZE

19h 37m

2 stops

11:35 pm - 11:12 pm

EZE

IAD

25h 37m

2 stops

$671American Airlines

Tue, Jan 19 - Tue, Feb 2

10:00 am - 7:35 am

BWI

EZE

19h 35m

1 stop

7:20 am - 10:37 pm

EZE

BWI

16h 17m

2 stops

$688LATAM Airlines

Mon, Jan 25 - Fri, Mar 26

1:00 pm - 7:35 am

BWI

EZE

16h 35m

1 stop

7:20 am - 12:26 am

EZE

BWI

19h 06m

2 stops

$688LATAM Airlines

Wed, Jan 13 - Wed, Jan 27

12:26 pm - 9:40 am

IAD

EZE

20h 14m

2 stops

4:15 am - 12:32 am

EZE

IAD

21h 17m

1 stop

$689Multiple Airlines

Fri, Sep 11 - Fri, Sep 18

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Avianca flights from Washington, D.C. to Buenos Aires Ministro Pistarini Airport

Our best Avianca deals on Washington, D.C. to Buenos Aires Ministro Pistarini Airport flight tickets

Avianca

Oct 30

IAD6:45 amWashington, D.C. Dulles Intl

16h 50m

1 stop

EZE12:35 amBuenos Aires Ministro Pistarini

Nov 8

EZE1:40 amBuenos Aires Ministro Pistarini

13h 35m

1 stop

IAD1:15 pmWashington, D.C. Dulles Intl

$757

Avianca

Oct 31

IAD6:50 amWashington, D.C. Dulles Intl

16h 45m

1 stop

EZE12:35 amBuenos Aires Ministro Pistarini

Nov 21

EZE4:55 pmBuenos Aires Ministro Pistarini

13h 30m

1 stop

IAD4:25 amWashington, D.C. Dulles Intl

$758

Avianca

Oct 30

IAD6:45 amWashington, D.C. Dulles Intl

22h 05m

1 stop

EZE5:50 amBuenos Aires Ministro Pistarini

Nov 10

EZE7:30 amBuenos Aires Ministro Pistarini

20h 10m

2 stops

IAD1:40 amWashington, D.C. Dulles Intl

$759

Copa Airlines flights from Washington, D.C. to Buenos Aires Ministro Pistarini Airport

Our best Copa Airlines deals on Washington, D.C. to Buenos Aires Ministro Pistarini Airport flight tickets

Copa Airlines

Jan 18

IAD1:13 amWashington, D.C. Dulles Intl

21h 43m

1 stop

EZE12:56 amBuenos Aires Ministro Pistarini

Feb 9

EZE5:30 amBuenos Aires Ministro Pistarini

23h 46m

1 stop

IAD3:16 amWashington, D.C. Dulles Intl

$655

Copa Airlines

Sep 11

BWI4:41 pmBaltimore/Washington

14h 16m

1 stop

EZE7:57 amBuenos Aires Ministro Pistarini

Sep 17

EZE2:17 amBuenos Aires Ministro Pistarini

13h 58m

1 stop

BWI3:15 pmBaltimore/Washington

$677

Copa Airlines

Jan 12

IAD1:13 amWashington, D.C. Dulles Intl

21h 43m

1 stop

EZE12:56 amBuenos Aires Ministro Pistarini

Jan 27

EZE2:44 pmBuenos Aires Ministro Pistarini

14h 29m

1 stop

IAD3:13 amWashington, D.C. Dulles Intl

$678

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Buenos Aires Ministro Pistarini Airport 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

Mon 1/18

1:13 am-12:56 am

1 stop21h 43m

Buenos Aires Ministro Pistarini

Tue 2/9

5:30 am-3:16 am

1 stop23h 46m

$655

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Sun 1/24

1:13 am-2:03 am

1 stop22h 50m

Buenos Aires Ministro Pistarini

Fri 3/26

8:48 am-5:12 am

1 stop21h 24m

$655

Quickest round-trip

Washington, D.C.Buenos Aires

DCA - EZE

DCAEZE

Washington, D.C. Reagan-National

Wed 1/20

1:34 pm-8:30 am

1 stop16h 56m

Buenos Aires Ministro Pistarini

Tue 2/2

11:35 pm-12:44 pm

1 stop15h 09m

$667

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Wed 1/20

1:00 pm-7:20 am

1 stop16h 20m

Buenos Aires Ministro Pistarini

Tue 2/2

10:05 pm-4:06 pm

1 stop20h 01m

$667

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Sun 1/24

1:00 pm-9:20 am

1 stop18h 20m

Buenos Aires Ministro Pistarini

Sat 2/6

11:55 pm-10:36 pm

1 stop24h 41m

$667

BaltimoreBuenos Aires

BWI - EZE

BWIEZE

Baltimore/Washington

Thu 10/22

5:46 pm-3:23 am

2 stops32h 37m

Buenos Aires Ministro Pistarini

Tue 11/10

2:02 am-2:14 pm

1 stop14h 12m

$669

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Tue 1/19

1:08 pm-10:45 am

2 stops19h 37m

Buenos Aires Ministro Pistarini

Tue 2/2

11:35 pm-11:12 pm

2 stops25h 37m

$671

BaltimoreBuenos Aires

BWI - EZE

BWIEZE

Baltimore/Washington

Mon 1/25

10:00 am-7:35 am

1 stop19h 35m

Buenos Aires Ministro Pistarini

Fri 3/26

7:20 am-10:37 pm

2 stops16h 17m

$688

BaltimoreBuenos Aires

BWI - EZE

BWIEZE

Baltimore/Washington

Wed 1/13

1:00 pm-7:35 am

1 stop16h 35m

Buenos Aires Ministro Pistarini

Wed 1/27

7:20 am-12:26 am

2 stops19h 06m

$688

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Fri 9/11

12:26 pm-9:40 am

2 stops20h 14m

Buenos Aires Ministro Pistarini

Fri 9/18

4:15 am-12:32 am

1 stop21h 17m

$689

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 Buenos Aires Ministro Pistarini 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

Airlines

Layovers

Other information

What is the typical price of a round-trip flight between Washington, D.C. and Buenos Aires Ministro Pistarini Airport?

Prices are currently typical for flights on this route.

Typical prices usually range from $647 to $1,128.
The lowest price recently found on this route was $655.

What is the cheapest month to fly to Buenos Aires Ministro Pistarini Airport?

If you aren’t able to travel during the month of May, then book flights to Buenos Aires Ministro Pistarini Airport from Washington, D.C. during April instead. Flights to Buenos Aires Ministro Pistarini Airport in April, while not as cheap as those in May, still average around $717.

How far in advance should I book a flight from Washington, D.C. to Buenos Aires Ministro Pistarini Airport?

You are more likely to see cheaper flights to Buenos Aires Ministro Pistarini Airport from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires Ministro Pistarini Airport for around $784 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires Ministro Pistarini Airport from Washington, D.C. for as low as $400 on momondo.

Can stopping save me money on Washington, D.C. to Buenos Aires Ministro Pistarini Airport flights?

You could potentially save up to 11% on your flight if you consider stops on a Washington, D.C. to Buenos Aires Ministro Pistarini Airport flight.

How have Washington, D.C. to Buenos Aires Ministro Pistarini Airport flight prices changed over time?

As of July 2026, prices for Washington, D.C. to Buenos Aires Ministro Pistarini Airport flights are approximately 3% cheaper when compared to flights at the same time last year.

When to book flights from Washington, D.C. to Buenos Aires Ministro Pistarini Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Buenos Aires Ministro Pistarini Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Washington, D.C. to Buenos Aires Ministro Pistarini Airport (WAS to EZE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Buenos Aires Ministro Pistarini Airport

Fastest flight time	12h 35m
Direct flights	None

The fastest flight from Washington, D.C. to Buenos Aires Ministro Pistarini Airport takes 12h 35m

There are no direct flights from Washington, D.C. to Buenos Aires Ministro Pistarini Airport. There are no popular flight routes from Washington, D.C. to Buenos Aires Ministro Pistarini Airport.

Search flight deals

Frequently asked questions about flying from Washington, D.C. to Buenos Aires Ministro Pistarini Airport

How far is Washington, D.C. to Buenos Aires Ministro Pistarini by plane?
The straight-line distance from Washington, D.C. to Buenos Aires Ministro Pistarini is 5226.0 mi. Flights usually cover this in 12h 35m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Washington, D.C. to Buenos Aires Ministro Pistarini Airport?
Prices for flights from Washington, D.C. to Buenos Aires Ministro Pistarini Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Washington, D.C. to Buenos Aires Ministro Pistarini Airport?
There are 6 operators available for flights from Washington, D.C. to Buenos Aires Ministro Pistarini Airport as of July 2026.
How old do you have to be to fly from Washington, D.C. to Buenos Aires Ministro Pistarini Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Buenos Aires Ministro Pistarini Airport.
What documentation or ID do you need to fly to Buenos Aires Ministro Pistarini Airport?
The travel and health documents you'll need for your trip to Buenos Aires Ministro Pistarini Airport 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 Buenos Aires Ministro Pistarini Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Washington, D.C. to Buenos Aires Ministro Pistarini Airport?
momondo data reveals that the most frequently booked airline on the route from Washington, D.C. to Buenos Aires Ministro Pistarini Airport is American Airlines, representing 20% of all bookings. The subsequent popular airlines are Copa Airlines at 19%, United Airlines at 18%, and Delta at 16%.

Best airlines flying from Washington, D.C. to Buenos Aires Ministro Pistarini Airport

Compare and see reviews for airlines that fly from Washington, D.C. to Buenos Aires Ministro Pistarini Airport with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $265	Free Cancellation	Rating 7.4 10,047 reviews	Search United Airlines flights
Delta	PriceFrom $274	Free Cancellation	Rating 7.8 8,496 reviews	Search Delta flights
LATAM Airlines	PriceFrom $278	Free Cancellation	Rating 7.4 1,968 reviews	Search LATAM Airlines flights
Copa Airlines	PriceFrom $336	Free Cancellation	Rating 7.6 1,559 reviews	Search Copa Airlines flights
Avianca	PriceFrom $536	Free Cancellation	Rating 6.5 2,523 reviews	Search Avianca flights
American Airlines	PriceFrom $599	Free Cancellation	Rating 7.1 11,848 reviews	Search American Airlines flights

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

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 Buenos Aires from Washington, D.C..

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

momondo does allow users to show only those flights to Buenos Aires from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Washington, D.C. and Buenos Aires by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Washington, D.C. to Buenos Aires flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Flights to Buenos Aires Jorge Newbery Airportfrom $593

Cheap flights from Washington, D.C. to Buenos Aires from $272

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Buenos Aires departing on 9/23. 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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Avianca flights from Washington, D.C. to Buenos Aires Ministro Pistarini Airport

Our best Avianca deals on Washington, D.C. to Buenos Aires Ministro Pistarini Airport flight tickets

Copa Airlines flights from Washington, D.C. to Buenos Aires Ministro Pistarini Airport

Our best Copa Airlines deals on Washington, D.C. to Buenos Aires Ministro Pistarini Airport flight tickets

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Use the filters below to find and compare flights from Washington, D.C. to Buenos Aires Ministro Pistarini Airport that are best for you.

See travel insights to Buenos Aires from

How to get the cheapest flight ticket from Washington, D.C. to Buenos Aires Ministro Pistarini Airport

What is the typical price of a round-trip flight between Washington, D.C. and Buenos Aires Ministro Pistarini Airport?

What is the cheapest month to fly to Buenos Aires Ministro Pistarini Airport?

How far in advance should I book a flight from Washington, D.C. to Buenos Aires Ministro Pistarini Airport?

Can stopping save me money on Washington, D.C. to Buenos Aires Ministro Pistarini Airport flights?

How have Washington, D.C. to Buenos Aires Ministro Pistarini Airport flight prices changed over time?

What is the cheapest airline that flies from Washington, D.C. to Buenos Aires Ministro Pistarini?

What airlines fly to Buenos Aires Ministro Pistarini Airport?

Which airport is the most popular layover for flights between Washington, D.C. and Buenos Aires Ministro Pistarini Airport?

Which layover airport offers the lowest fares from Washington, D.C. to Buenos Aires Ministro Pistarini Airport?

Which layover airport has the shortest travel time from Washington, D.C. to Buenos Aires Ministro Pistarini Airport?

Which layover airport has the shortest connection time from Washington, D.C. to Buenos Aires Ministro Pistarini Airport?

How long does it take to fly to Buenos Aires Ministro Pistarini Airport?

When to book flights from Washington, D.C. to Buenos Aires Ministro Pistarini Airport

Cheap Washington, D.C. to Buenos Aires Ministro Pistarini Airport (WAS to EZE) flight deals and tips

Fastest flight time

Direct flights

Frequently asked questions about flying from Washington, D.C. to Buenos Aires Ministro Pistarini Airport

Best airlines flying from Washington, D.C. to Buenos Aires Ministro Pistarini Airport

Compare and see reviews for airlines that fly from Washington, D.C. to Buenos Aires Ministro Pistarini Airport with momondo

Why use momondo?

An easier way to manage your Buenos Aires Ministro Pistarini Airport 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.

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