HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ministro Pistarini

$268+ Cheap flights from Dulles Intl (IAD) to Ministro Pistarini (EZE)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — EZE
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dulles Intl to Ministro Pistarini with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Buenos Aires Ministro Pistarini are usually found in August or May, booked 71 days in advance, depart on a Tuesday or Monday and return on a Thursday

Cheap flight deals from Dulles Intl to Ministro Pistarini

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Ministro Pistarini (EZE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 3, 2025.

Round-trip from

$646
(Delta)

One-way from

$270
(Avianca)

Popular in

December

Cheapest in

August

Average price

$1,004
From Washington, D.C. Dulles Intl to Buenos Aires Ministro Pistarini
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Buenos Aires Ministro Pistarini
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($141 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($54 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Dulles Intl to Ministro Pistarini

Cheapest flights from Dulles Intl to Ministro Pistarini
Explore the most affordable flight options available from Dulles Intl to Ministro Pistarini. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/166:00 amIAD - EZE
1 stop25h 00mDelta
Thu 12/410:50 pmEZE - IAD
1 stop15h 07mDelta
Deal found 7/2$646
This Copa Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/258:59 amIAD - EZE
1 stop21h 53mCopa Airlines
Fri 9/510:06 amEZE - IAD
1 stop19h 14mCopa Airlines
Deal found 7/2$647
This United Airlines deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/910:10 pmIAD - EZE
1 stop33h 10mUnited Airlines
Sun 11/2310:05 pmEZE - IAD
1 stop15h 23mUnited Airlines
Deal found 7/3$648
This Avianca deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/195:45 amIAD - EZE
2 stops17h 25mAvianca
Wed 10/11:40 amEZE - IAD
1 stop13h 20mAvianca
Deal found 7/3$649
This American Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/49:10 amIAD - EZE
2 stops24h 05mAmerican Airlines
Sun 7/139:15 pmEZE - IAD
2 stops23h 21mAmerican Airlines
Deal found 7/1$694
This LATAM Airlines deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/274:00 pmIAD - EZE
2 stops20h 55mLATAM Airlines
Thu 12/1111:00 amEZE - IAD
2 stops15h 07mLATAM Airlines
Deal found 7/3$703

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl to Ministro Pistarini that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Buenos Aires Ministro Pistarini Airport that are best for you.

Fly from

Dulles Intl

Fly to

Ministro Pistarini

Route

Depart

Return

Price

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Sun 11/16

6:00 am-9:00 am

1 stop25h 00m

Buenos Aires Ministro Pistarini

Thu 12/4

10:50 pm-11:57 am

1 stop15h 07m

$646

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Mon 8/25

8:59 am-7:52 am

1 stop21h 53m

Buenos Aires Ministro Pistarini

Fri 9/5

10:06 am-4:20 am

1 stop19h 14m

$647

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Sun 11/9

10:10 pm-9:20 am

1 stop33h 10m

Buenos Aires Ministro Pistarini

Sun 11/23

10:05 pm-11:28 am

1 stop15h 23m

$648

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Tue 8/19

5:45 am-12:10 am

2 stops17h 25m

Buenos Aires Ministro Pistarini

Wed 10/1

1:40 am-2:00 pm

1 stop13h 20m

$649

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Thu 11/27

4:00 pm-2:55 pm

2 stops20h 55m

Buenos Aires Ministro Pistarini

Thu 12/11

11:00 am-12:07 am

2 stops15h 07m

$703

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Wed 10/15

7:00 am-12:10 am

1 stop16h 10m

$268

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Fri 8/15

7:30 pm-9:45 am

1 stop13h 15m

$275

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Fri 8/15

6:27 am-7:25 am

2 stops23h 58m

$281

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Sun 8/31

10:05 pm-8:00 am

1 stop32h 55m

$289

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Wed 10/1

2:25 am-12:55 am

1 stop21h 30m

$304

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 12 results
1
2

Best time to book a flight from Dulles Intl to Ministro Pistarini

Have a flexible travel schedule? Discover the best time to fly to Ministro Pistarini from Dulles Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Buenos Aires Ministro Pistarini Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Ministro Pistarini. Price data was last updated on June 27, 2025.

Booking 71 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Dulles Intl Airport to Buenos Aires Ministro Pistarini Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Buenos Aires Ministro Pistarini Airport?

Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Buenos Aires Ministro Pistarini Airport (average of $795). Flying from Washington, D.C. Dulles Intl Airport to Buenos Aires Ministro Pistarini Airport in December is currently the most expensive (average of $1,260). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IAD to EZE?

Find hourly flight availability from Dulles Intl to Ministro Pistarini. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

It’s optimal to fly from Washington, D.C. Dulles Intl Airport to Buenos Aires Ministro Pistarini Airport in the evening. By choosing this option you can save up to 17% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Buenos Aires Ministro Pistarini Airport?

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Ministro Pistarini. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Buenos Aires Ministro Pistarini Airport flight should consider departing on Wednesday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Ministro Pistarini

Get insights into the airlines that provide service to Ministro Pistarini. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ministro Pistarini. Reviews last updated July 3, 2025.
Get a feel of what it's like to fly with Delta, LATAM Airlines, and Copa Airlines from Washington, D.C. Dulles Intl Airport to Buenos Aires Ministro Pistarini Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
LATAM Airlines
7.5
Good
1,805 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Copa Airlines
7.5
Good
1,467 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Ministro Pistarini. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Buenos Aires Ministro Pistarini Airport round-trip?

    Delta, at $646, was found to be the cheapest airline from Washington, D.C. Dulles Intl Airport to Buenos Aires Ministro Pistarini Airport.Alternate airlines to your destination round-trip include Copa Airlines and United Airlines. Users have found that Delta is 33% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Buenos Aires Ministro Pistarini Airport one-way?

    The cheapest airline one-way is Avianca, with whom users have recently found tickets for as low as $270. However, be on the lookout for offers from Delta and American Airlines, as they are both options that can get you from Washington, D.C. Dulles Intl Airport to Buenos Aires Ministro Pistarini Airport for a low price.

  • Can I find deals for flights from Dulles Intl to Ministro Pistarini that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Ministro Pistarini flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Ministro Pistarini?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Ministro Pistarini.

  • Can I find deals for business class flights from Dulles Intl to Ministro Pistarini?

    Yes. Cheapflights offers flight deals from Dulles Intl to Ministro Pistarini by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Buenos Aires Ministro Pistarini Airport?

    Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Buenos Aires Ministro Pistarini Airport (average of $795). Flying from Washington, D.C. Dulles Intl Airport to Buenos Aires Ministro Pistarini Airport in December is currently the most expensive (average of $1,260). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dulles Intl to Ministro Pistarini

See prices for flight routes from nearby airports that may be better suited for you.
Reagan-National to Ministro Pistarini flights
Dulles Intl to Jorge Newbery flights
Baltimore to Ministro Pistarini flights

Top 4 airlines flying from Dulles Intl to Ministro Pistarini

Discover the top 4 airlines that operate flights from Dulles Intl to Ministro Pistarini. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$549Average$832FlexibilityNo cancel feeOn-time70%
AviancaCheapest$614Average$882FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$629Average$862FlexibilityNo cancel feeOn-time69%
DeltaCheapest$728Average$1,188FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.