£241 Cheap Flights from Washington (IAD) to Buenos Aires (EZE)

View £241 flight on Mon, 11 Jan 2027Opens in a new window

Popular airlines from Washington Dulles International Airport (IAD) to Ministro Pistarini Intl. Airport (EZE)

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Cheap Flights from Washington (IAD) to Buenos Aires (EZE)

Prices were available within the past 7 days and start at £241 for one-way flights and £550 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

LATAM Airlines Group
Sun, 4 Oct - Wed, 14 Oct
IAD
Washington
EZE
Buenos Aires
£550 Return, found 6 days ago
£550
Return
found 6 days ago
Select LATAM Airlines Group flight, departing Sun, 4 Oct from Washington to Buenos Aires, returning Wed, 14 Oct, priced at £550 found 6 days ago
LATAM Airlines Group
Wed, 3 Mar - Wed, 10 Mar
IAD
Washington
EZE
Buenos Aires
£557 Return, found 10 hours ago
£557
Return
found 10 hours ago
Select LATAM Airlines Group flight, departing Wed, 3 Mar from Washington to Buenos Aires, returning Wed, 10 Mar, priced at £557 found 10 hours ago
LATAM Airlines Group
Wed, 14 Oct - Wed, 28 Oct
IAD
Washington
EZE
Buenos Aires
£563 Return, found 5 days ago
£563
Return
found 5 days ago
Select LATAM Airlines Group flight, departing Wed, 14 Oct from Washington to Buenos Aires, returning Wed, 28 Oct, priced at £563 found 5 days ago
LATAM Airlines Group
Tue, 6 Oct - Tue, 27 Oct
IAD
Washington
EZE
Buenos Aires
£565 Return, found 15 hours ago
£565
Return
found 15 hours ago
Select LATAM Airlines Group flight, departing Tue, 6 Oct from Washington to Buenos Aires, returning Tue, 27 Oct, priced at £565 found 15 hours ago
Copa
Mon, 11 May - Sun, 17 May
IAD
Washington
EZE
Buenos Aires
£576 Return, found 6 days ago
£576
Return
found 6 days ago
Select Copa flight, departing Mon, 11 May from Washington to Buenos Aires, returning Sun, 17 May, priced at £576 found 6 days ago
Copa
Wed, 20 May - Mon, 25 May
IAD
Washington
EZE
Buenos Aires
£578 Return, found 1 day ago
£578
Return
found 1 day ago
Select Copa flight, departing Wed, 20 May from Washington to Buenos Aires, returning Mon, 25 May, priced at £578 found 1 day ago
avianca
Sun, 4 Oct - Wed, 14 Oct
IAD
Washington
EZE
Buenos Aires
£579 Return, found 6 days ago
£579
Return
found 6 days ago
Select avianca flight, departing Sun, 4 Oct from Washington to Buenos Aires, returning Wed, 14 Oct, priced at £579 found 6 days ago
avianca
Wed, 20 May - Mon, 25 May
IAD
Washington
EZE
Buenos Aires
£582 Return, found 1 day ago
£582
Return
found 1 day ago
Select avianca flight, departing Wed, 20 May from Washington to Buenos Aires, returning Mon, 25 May, priced at £582 found 1 day ago
Air Canada
Wed, 3 Mar - Wed, 10 Mar
IAD
Washington
EZE
Buenos Aires
£1,256 Return, found 10 hours ago
£1,256
Return
found 10 hours ago
Select Air Canada flight, departing Wed, 3 Mar from Washington to Buenos Aires, returning Wed, 10 Mar, priced at £1,256 found 10 hours ago
Aeromexico
Wed, 3 Mar - Wed, 10 Mar
IAD
Washington
EZE
Buenos Aires
£1,454 Return, found 10 hours ago
£1,454
Return
found 10 hours ago
Select Aeromexico flight, departing Wed, 3 Mar from Washington to Buenos Aires, returning Wed, 10 Mar, priced at £1,454 found 10 hours ago

Alternative airports near Buenos Aires

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ministro Pistarini Intl. EZE. Cheapest option available. Average driving time to city centre is 25 minutes. Flights from £576
EZE
Ministro Pistarini Intl.
Cheapest
Average driving time to city centre25 min
Flights from £576

Frequently asked questions

How much is a flight from Dulles Intl. Airport to EZE?
Based on fares available within the last 7 days on Expedia for flights departing within the next year, round-trip flights from Washington Dulles Intl. Airport (IAD) to Buenos Aires Ezeiza Airport start from £550. Make your booking ASAP to get the best price for your next big adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Dulles Intl. Airport to Ministro Pistarini Intl. Airport (EZE)?
Most flights can be cancelled online, but each airline has a different set of terms and conditions. If you do need to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from Washington Dulles Intl. Airport (IAD) to Ministro Pistarini Intl. Airport (EZE) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for IAD to EZE flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Washington Dulles Intl. Airport (IAD) to EZE?
With a flight distance of 8,400 kilometres from IAD to Ministro Pistarini Intl. Airport (EZE), this is a long-haul flight. Be sure to stay hydrated and get up to stretch your legs every now and then.
Which airlines fly direct from IAD to Ezeiza International Airport?
Direct flights aren't available, so you'll have to make at least one stop between Dulles Intl. Airport and Ministro Pistarini Intl. Airport (EZE). Take advantage of the layover time to stretch your legs and enjoy some personal space.
Are IAD to Buenos Aires Ezeiza Airport flight tickets cheaper when they're purchased at the last minute?
Late planners can occasionally pick up a bargain, with some super cheap fares from IAD to Ministro Pistarini Intl. Airport (EZE) showing up a few weeks before the date of departure. If you'd rather plan ahead of time, Expedia compares and updates the best flight deals continuously — as early as 12 months in advance in some cases. It does depend on the carrier though, as not every airline advertises prices so far in advance.

Frequently asked questions

How do I find cheap flights from Washington, DC (IAD-Washington Dulles Intl.) to Buenos Aires (EZE-Ministro Pistarini Intl.)?
To find a cheap flight from Washington, DC (IAD-Washington Dulles Intl.) to Buenos Aires (EZE-Ministro Pistarini Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Washington, DC (IAD-Washington Dulles Intl.) to Buenos Aires (EZE-Ministro Pistarini Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Washington, DC (IAD-Washington Dulles Intl.) to Buenos Aires (EZE-Ministro Pistarini Intl.)?
There are approximately 69 connecting flights per day from Washington, DC (IAD-Washington Dulles Intl.) (IAD) to Buenos Aires (EZE-Ministro Pistarini Intl.) (EZE). Some common connection points include El Salvador Intl. (SAL), Tocumen Intl. (PTY), and El Dorado Intl. (BOG).
What is the earliest flight from Washington, DC (IAD-Washington Dulles Intl.) to Buenos Aires (EZE-Ministro Pistarini Intl.)?
The earliest flight from Washington Dulles Intl. (IAD) to Buenos Aires (EZE-Ministro Pistarini Intl.) typically departs at approximately 1:05 AM local time, operated by AV. This is a seasonal service active in July and August. An early departure like this can help maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Washington, DC (IAD-Washington Dulles Intl.) to Buenos Aires (EZE-Ministro Pistarini Intl.)?
You'll typically find the most flights from Washington Dulles Intl. (IAD) to Ministro Pistarini Intl. (EZE) on a Monday, with around 48 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include United Airlines, Delta Air Lines, and American Airlines. Monday offers notably more flight options compared to other days of the week, ensuring you have a good selection.
What are the most popular departure times for flights from Washington, DC (IAD-Washington Dulles Intl.) to Buenos Aires (EZE-Ministro Pistarini Intl.)?
The most popular departure times for flights from Washington, DC (IAD-Washington Dulles Intl.) to Buenos Aires (EZE-Ministro Pistarini Intl.) are in the afternoon, from 3pm to 6pm. About 41% of passengers prefer this time. Many major carriers, including Copa, Delta and Avianca, offer flights during this window. This timing works well because it allows you to have a productive morning before heading to the airport, and you'll arrive in Buenos Aires at a reasonable hour.
How long does it take to fly from Washington, DC (IAD-Washington Dulles Intl.) to Buenos Aires (EZE-Ministro Pistarini Intl.)?
Flying from IAD to EZE with a connection usually takes about 25 hours, traveling roughly 5,238 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Washington, DC (IAD-Washington Dulles Intl.) to Buenos Aires (EZE-Ministro Pistarini Intl.)?
Select the "Business class" and "First class" filters when looking for IAD to EZE flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Washington, DC (IAD-Washington Dulles Intl.) to Buenos Aires (EZE-Ministro Pistarini Intl.) flight with Expedia?
It's easy to earn miles on a Washington, DC (IAD-Washington Dulles Intl.) to Buenos Aires (EZE-Ministro Pistarini Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Buenos Aires from Washington Dulles Intl. (IAD)?
When traveling from Washington Dulles Intl. (IAD) to Buenos Aires, you can fly into Ministro Pistarini Intl. (EZE) and Aeroparque Jorge Newbery (AEP). Some flights may connect through major hubs like Charlotte-Douglas Intl. (CLT), Hartsfield-Jackson Atlanta Intl. (ATL), El Salvador Intl. (SAL) before reaching Buenos Aires. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Washington, DC (IAD-Washington Dulles Intl.) to Buenos Aires (EZE-Ministro Pistarini Intl.) at the last minute?
Typically, booking a last minute flight from Washington, DC (IAD-Washington Dulles Intl.) to Buenos Aires (EZE-Ministro Pistarini Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Washington, DC (IAD-Washington Dulles Intl.) to Buenos Aires (EZE-Ministro Pistarini Intl.) flight and hotel package?
Securing a Washington, DC (IAD-Washington Dulles Intl.) to Buenos Aires (EZE-Ministro Pistarini Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Washington, DC (IAD-Washington Dulles Intl.) to Buenos Aires (EZE-Ministro Pistarini Intl.)?
If you booked your Washington, DC (IAD-Washington Dulles Intl.) to Buenos Aires (EZE-Ministro Pistarini Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Ministro Pistarini Intl.
Airlines serving
Aeromexico, Air Canada, Copa, LATAM Airlines Group, avianca
Return price
£550
Distance
8380 km

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