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Cheap flights from Washington, D.C. to Buenos Aires Ministro Pistarini Airport from $258

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 Ministro Pistarini Airport departing on 9/5. 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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Find the cheapest flights from Washington, D.C. to Buenos Aires

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Washington, D.C. to Buenos Aires.
Avianca Logo
7:00 am - 12:10 amIAD-EZE
16h 10m1 stop
Avianca Logo
4:45 pm - 5:35 amEZE-IAD
13h 50m1 stop
$601Avianca
Find Deal
Mon, Apr 28 - Thu, May 8
Avianca Logo
5:45 am - 12:10 amIAD-EZE
17h 25m2 stops
Avianca Logo
4:45 pm - 5:35 amEZE-IAD
13h 50m1 stop
$602Avianca
Find Deal
Mon, Apr 28 - Thu, May 8
Copa Airlines Logo
4:34 pm - 8:16 amIAD-EZE
14h 42m1 stop
Copa Airlines Logo
2:32 pm - 4:22 amEZE-IAD
14h 50m1 stop
$617Copa Airlines
Find Deal
Tue, Sep 9 - Tue, Sep 16
Delta Logo
7:50 pm - 9:45 amIAD-EZE
12h 55m1 stop
Delta Logo
7:40 am - 12:07 amEZE-IAD
17h 27m2 stops
$629Delta
Find Deal
Tue, Sep 9 - Fri, Sep 19
Delta Logo
4:39 pm - 9:45 amBWI-EZE
16h 06m1 stop
Delta Logo
8:10 pm - 9:15 amEZE-BWI
14h 05m1 stop
$629Delta
Find Deal
Tue, Sep 9 - Sat, Sep 20
United Airlines Logo
10:18 pm - 8:00 amIAD-EZE
32h 42m1 stop
United Airlines Logo
9:00 pm - 6:48 pmEZE-IAD
22h 48m1 stop
$638United Airlines
Find Deal
Sat, Sep 6 - Wed, Sep 17
United Airlines Logo
6:05 am - 8:00 amBWI-EZE
24h 55m1 stop
United Airlines Logo
9:00 pm - 10:34 pmEZE-BWI
26h 34m1 stop
$638United Airlines
Find Deal
Mon, Sep 15 - Thu, Sep 25
Copa Airlines Logo
2:21 am - 10:11 pmIAD-EZE
18h 50m1 stop
Copa Airlines Logo
2:32 pm - 4:20 amEZE-IAD
14h 48m1 stop
$663Copa Airlines
Find Deal
Wed, May 14 - Thu, May 22
American Airlines Logo
2:54 pm - 7:20 amDCA-EZE
15h 26m2 stops
American Airlines Logo
8:50 pm - 12:22 pmEZE-DCA
16h 32m1 stop
$825American Airlines
Find Deal
Thu, Apr 24 - Wed, May 7
American Airlines Logo
5:49 pm - 10:15 amDCA-EZE
15h 26m1 stop
American Airlines Logo
10:30 pm - 12:22 pmEZE-DCA
14h 52m1 stop
$864American Airlines
Find Deal
Wed, May 14 - Sun, May 18

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
Apr 28
IAD7:00 amWashington, D.C. Dulles Intl
16h 10m
1 stop
EZE12:10 amBuenos Aires Ministro Pistarini
May 8
EZE4:45 pmBuenos Aires Ministro Pistarini
13h 50m
1 stop
IAD5:35 amWashington, D.C. Dulles Intl
Avianca
Apr 28
IAD5:45 amWashington, D.C. Dulles Intl
17h 25m
2 stops
EZE12:10 amBuenos Aires Ministro Pistarini
May 8
EZE4:45 pmBuenos Aires Ministro Pistarini
13h 50m
1 stop
IAD5:35 amWashington, D.C. Dulles Intl
Avianca
Apr 29
IAD7:00 amWashington, D.C. Dulles Intl
16h 10m
1 stop
EZE12:10 amBuenos Aires Ministro Pistarini
May 8
EZE4:45 pmBuenos Aires Ministro Pistarini
13h 50m
1 stop
IAD5:35 amWashington, D.C. Dulles Intl

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
Sep 9
IAD4:34 pmWashington, D.C. Dulles Intl
14h 42m
1 stop
EZE8:16 amBuenos Aires Ministro Pistarini
Sep 16
EZE2:32 pmBuenos Aires Ministro Pistarini
14h 50m
1 stop
IAD4:22 amWashington, D.C. Dulles Intl
Copa Airlines
May 14
IAD2:21 amWashington, D.C. Dulles Intl
18h 50m
1 stop
EZE10:11 pmBuenos Aires Ministro Pistarini
May 22
EZE2:32 pmBuenos Aires Ministro Pistarini
14h 48m
1 stop
IAD4:20 amWashington, D.C. Dulles Intl
Copa Airlines
Jul 8
IAD9:32 amWashington, D.C. Dulles Intl
17h 26m
1 stop
EZE3:58 amBuenos Aires Ministro Pistarini
Jul 29
EZE5:03 amBuenos Aires Ministro Pistarini
21h 17m
1 stop
IAD1:20 amWashington, D.C. Dulles Intl

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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

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

If you aren’t able to travel during the month of September, then book flights to Buenos Aires Ministro Pistarini Airport from Washington, D.C. during May instead. Flights to Buenos Aires Ministro Pistarini Airport in May, while not as cheap as those in September, still average around $876.

What is the cheapest day to depart on your flight to Buenos Aires Ministro Pistarini Airport?

Our data shows that Monday is the least expensive day to fly to Buenos Aires Ministro Pistarini Airport. Tickets to fly out on this day can be as low as $963. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires Ministro Pistarini Airport on Saturday is $1,148.

What is the cheapest time of day to depart on your flight to Buenos Aires Ministro Pistarini Airport?

According to our data, the cheapest time of day to fly to Buenos Aires Ministro Pistarini Airport is in the morning. momondo users have found flights departing from Washington, D.C. to Buenos Aires Ministro Pistarini Airport in the morning for as low as $926. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,141 on average. Flights to Buenos Aires Ministro Pistarini Airport from Washington, D.C. at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight 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 8 weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires Ministro Pistarini Airport for around $1,128 when searching 8 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 $883 on momondo.

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

As of April 2025, prices for Washington, D.C. to Buenos Aires Ministro Pistarini Airport flights are approximately 32% 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

Best Price Found

$258

Fastest flight time

12h 37m

Direct flights

None
The best one-way flight to Buenos Aires Ministro Pistarini Airport from Washington, D.C. in the past 72 hours is $258. The best round-trip flight deal from Washington, D.C. to Buenos Aires Ministro Pistarini Airport found on momondo in the last 72 hours is $601.
The fastest flight from Washington, D.C. to Buenos Aires Ministro Pistarini Airport takes 12h 37m
There are no direct flights from Washington, D.C. to Buenos Aires Ministro Pistarini Airport. Popular non-direct routes for this connection are Washington, D.C. Dulles Intl Airport - Buenos Aires Ministro Pistarini Airport, Washington, D.C. Reagan-National Airport - Buenos Aires Ministro Pistarini Airport and Baltimore/Washington Airport - 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 37m, 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?

  • 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?


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
Copa AirlinesPriceFrom $549Free CancellationRating
7.6
1,400 reviews
Search Copa Airlines flights
AviancaPriceFrom $673Free CancellationRating
6.7
2,302 reviews
Search Avianca flights
United AirlinesPriceFrom $679Free CancellationRating
7.4
8,615 reviews
Search United Airlines flights
LATAM AirlinesPriceFrom $687Free CancellationRating
7.5
1,754 reviews
Search LATAM Airlines flights
American AirlinesPriceFrom $723Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $728Free CancellationRating
8.0
7,898 reviews
Search Delta flights

Why use momondo?

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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