RM1,144 Cheap Flights from Washington (IAD) to Buenos Aires (EZE)

View RM1,144 flight on Wed, 10 Sep 2025Opens in a new window

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

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

Prices were available within the past 7 days and start at RM1,144 for one-way flights and RM2,670 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, 10 Sep - Tue, 16 Sep
IAD
Washington
EZE
Buenos Aires
RM2,670 Return, found 4 days ago
RM2,670
Return
found 4 days ago
Select Delta flight, departing Wed, 10 Sep from Washington to Buenos Aires, returning Tue, 16 Sep, priced at RM2,670 found 4 days ago
Copa
Wed, 10 Sep - Tue, 16 Sep
IAD
Washington
EZE
Buenos Aires
RM2,966 Return, found 4 days ago
RM2,966
Return
found 4 days ago
Select Copa flight, departing Wed, 10 Sep from Washington to Buenos Aires, returning Tue, 16 Sep, priced at RM2,966 found 4 days ago
Copa
Wed, 10 Sep - Tue, 16 Sep
IAD
Washington
EZE
Buenos Aires
RM3,051 Return, found 4 days ago
RM3,051
Return
found 4 days ago
Select Copa flight, departing Wed, 10 Sep from Washington to Buenos Aires, returning Tue, 16 Sep, priced at RM3,051 found 4 days ago
Copa
Wed, 10 Sep - Tue, 16 Sep
IAD
Washington
EZE
Buenos Aires
RM3,136 Return, found 4 days ago
RM3,136
Return
found 4 days ago
Select Copa flight, departing Wed, 10 Sep from Washington to Buenos Aires, returning Tue, 16 Sep, priced at RM3,136 found 4 days ago
Copa
Wed, 10 Sep - Tue, 16 Sep
IAD
Washington
EZE
Buenos Aires
RM3,199 Return, found 4 days ago
RM3,199
Return
found 4 days ago
Select Copa flight, departing Wed, 10 Sep from Washington to Buenos Aires, returning Tue, 16 Sep, priced at RM3,199 found 4 days ago
Copa
Wed, 10 Sep - Tue, 16 Sep
IAD
Washington
EZE
Buenos Aires
RM3,284 Return, found 4 days ago
RM3,284
Return
found 4 days ago
Select Copa flight, departing Wed, 10 Sep from Washington to Buenos Aires, returning Tue, 16 Sep, priced at RM3,284 found 4 days ago
Copa
Wed, 10 Sep - Tue, 16 Sep
IAD
Washington
EZE
Buenos Aires
RM3,326 Return, found 4 days ago
RM3,326
Return
found 4 days ago
Select Copa flight, departing Wed, 10 Sep from Washington to Buenos Aires, returning Tue, 16 Sep, priced at RM3,326 found 4 days ago
Delta
Wed, 10 Sep - Tue, 16 Sep
IAD
Washington
EZE
Buenos Aires
RM3,365 Return, found 4 days ago
RM3,365
Return
found 4 days ago
Select Delta flight, departing Wed, 10 Sep from Washington to Buenos Aires, returning Tue, 16 Sep, priced at RM3,365 found 4 days ago
Delta
Wed, 10 Sep - Tue, 16 Sep
IAD
Washington
EZE
Buenos Aires
RM3,389 Return, found 4 days ago
RM3,389
Return
found 4 days ago
Select Delta flight, departing Wed, 10 Sep from Washington to Buenos Aires, returning Tue, 16 Sep, priced at RM3,389 found 4 days ago
Copa
Wed, 10 Sep - Tue, 16 Sep
IAD
Washington
EZE
Buenos Aires
RM3,411 Return, found 4 days ago
RM3,411
Return
found 4 days ago
Select Copa flight, departing Wed, 10 Sep from Washington to Buenos Aires, returning Tue, 16 Sep, priced at RM3,411 found 4 days ago
American Airlines
Wed, 10 Sep - Tue, 16 Sep
IAD
Washington
EZE
Buenos Aires
RM3,417 Return, found 4 days ago
RM3,417
Return
found 4 days ago
Select American Airlines flight, departing Wed, 10 Sep from Washington to Buenos Aires, returning Tue, 16 Sep, priced at RM3,417 found 4 days ago
avianca
Wed, 10 Sep - Tue, 16 Sep
IAD
Washington
EZE
Buenos Aires
RM3,457 Return, found 4 days ago
RM3,457
Return
found 4 days ago
Select avianca flight, departing Wed, 10 Sep from Washington to Buenos Aires, returning Tue, 16 Sep, priced at RM3,457 found 4 days ago
United
Wed, 10 Sep - Tue, 16 Sep
IAD
Washington
EZE
Buenos Aires
RM4,072 Return, found 4 days ago
RM4,072
Return
found 4 days ago
Select United flight, departing Wed, 10 Sep from Washington to Buenos Aires, returning Tue, 16 Sep, priced at RM4,072 found 4 days ago

Find the cheapest month to fly from Washington (IAD) to Buenos Aires (EZE)

June is typically the cheapest month to fly

From RM 2,126 - RM 4,431 per traveller.

Graph displaying average flight prices per month

Washington to Buenos Aires route information
Origin airport
Washington Dulles Intl.
Destination airport
Ministro Pistarini Intl.
Return price
RM2,670
Distance
8380 km

Perfect flights from Washington to Buenos Aires

Your Journey from Washington to Buenos Aires

Start your unforgettable journey with Expedia. Our broad selection of flights from Washington to Buenos Aires caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Delta, American Airlines, Copa, avianca, United. Our selection of flights from Washington Dulles Intl. to Ministro Pistarini Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Washington to Buenos Aires Flights

Experience the joy of finding cheap flights from Washington Dulles Intl. to Ministro Pistarini Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from RM1,144 and roundtrip prices from RM2,670*.
 

Pre-Flight Essentials

Ensure a smooth journey from Washington to Buenos Aires with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Buenos Aires

Picture yourself stepping off the plane in Buenos Aires and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Washington to Buenos Aires Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Washington to Buenos Aires.
 

Beyond the Flight – Exploring Buenos Aires

With Expedia, your adventure extends beyond the flight. Explore Buenos Aires at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Washington to Buenos Aires with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Washington to Buenos Aires with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

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 RM2,670. 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.

Explore a world of travel with Expedia

*Available to Expedia members.