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Ministro Pistarini

$270+ 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 4/25. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — EZE
Feb 5 — Feb 121
Thu 2/5
Thu 2/12
1 adult, Economy
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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 January 6, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$601
(United Airlines)

One-way from

$270
(United Airlines)

Popular in

June

Cheapest in

August

Average price

$706
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Buenos Aires Ministro Pistarini flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Buenos Aires Ministro Pistarini flights.
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From Washington, D.C. Dulles Intl to Buenos Aires Ministro Pistarini
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One-way flight from Washington, D.C. Dulles Intl to Buenos Aires Ministro Pistarini
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Highest demand for flights based on searches. 10% potential increase in price ($102 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 January 6, 2026.

This United Airlines deal was found by Cheapflights users on 1/6. 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.
Sat 1/2412:50 pmIAD - EZE
1 stop18h 30mUnited Airlines
Sun 2/811:55 pmEZE - IAD
1 stop18h 19mUnited Airlines
Deal found 1/6$601
This Flysmarter deal was found by Cheapflights users on 1/6. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/15:45 amIAD - EZE
1 stop22h 05mAvianca
Mon 3/164:55 pmEZE - IAD
2 stops24h 00mAvianca
Deal found 1/6$602
This American Airlines deal was found by Cheapflights users on 1/6. 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.
Sat 1/246:00 amIAD - EZE
1 stop24h 25mAmerican Airlines
Sun 2/811:20 pmEZE - IAD
2 stops19h 11mAmerican Airlines
Deal found 1/6$605
This United Airlines deal was found by Cheapflights users on 1/6. 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.
Sat 10/1010:06 pmIAD - EZE
1 stop32h 54mUnited Airlines
Thu 10/299:05 pmEZE - IAD
1 stop15h 32mUnited Airlines
Deal found 1/6$609
This Priceline deal was found by Cheapflights users on 1/6. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/65:45 amIAD - EZE
1 stop22h 05mAvianca
Mon 3/234:55 pmEZE - IAD
1 stop22h 20mAvianca
Deal found 1/6$611
This Priceline deal was found by Cheapflights users on 1/6. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/83:35 pmIAD - EZE
1 stop13h 15mAvianca
Wed 3/187:30 amEZE - IAD
2 stops20h 10mAvianca
Deal found 1/6$613
This Priceline deal was found by Cheapflights users on 1/6. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/85:30 amIAD - EZE
2 stops23h 20mAvianca
Fri 3/207:30 amEZE - IAD
2 stops21h 40mAvianca
Deal found 1/6$614
This United Airlines deal was found by Cheapflights users on 1/6. 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.
Sat 4/1810:11 pmIAD - EZE
1 stop32h 49mUnited Airlines
Sun 4/269:00 pmEZE - IAD
1 stop26h 44mUnited Airlines
Deal found 1/6$617
This United Airlines deal was found by Cheapflights users on 1/5. 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.
Thu 2/198:15 amIAD - EZE
1 stop21h 05mUnited Airlines
Thu 2/2610:05 pmEZE - IAD
1 stop15h 16mUnited Airlines
Deal found 1/5$619

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 January 6, 2026.
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 5/3

6:00 am-8:00 am

1 stop25h 00m

Buenos Aires Ministro Pistarini

Tue 5/26

9:00 pm-10:36 pm

1 stop26h 36m

$609

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Wed 3/11

9:29 am-4:18 am

1 stop17h 49m

Buenos Aires Ministro Pistarini

Sat 3/14

3:47 am-12:32 am

1 stop21h 45m

$609

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Tue 5/12

8:30 am-8:00 am

1 stop22h 30m

Buenos Aires Ministro Pistarini

Tue 5/26

9:00 pm-11:51 pm

1 stop27h 51m

$609

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Mon 3/9

2:18 am-1:57 am

1 stop22h 39m

Buenos Aires Ministro Pistarini

Sat 3/14

3:47 am-12:32 am

1 stop21h 45m

$609

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Tue 5/5

12:50 pm-8:00 am

1 stop18h 10m

Buenos Aires Ministro Pistarini

Tue 5/26

9:00 pm-11:51 pm

1 stop27h 51m

$609

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Tue 4/14

9:32 am-7:55 am

1 stop21h 23m

Buenos Aires Ministro Pistarini

Tue 4/21

2:57 pm-4:22 am

1 stop14h 25m

$609

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Thu 4/30

6:00 am-8:00 am

1 stop25h 00m

Buenos Aires Ministro Pistarini

Tue 5/26

9:00 pm-11:51 pm

1 stop27h 51m

$609

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Sat 1/31

5:45 pm-7:20 am

1 stop35h 35m

Buenos Aires Ministro Pistarini

Sat 2/7

11:55 pm-10:18 pm

1 stop24h 23m

$609

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Wed 2/18

5:45 am-12:35 am

1 stop16h 50m

Buenos Aires Ministro Pistarini

Wed 2/25

7:30 am-1:40 am

2 stops20h 10m

$613

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Sat 4/18

10:11 pm-8:00 am

1 stop32h 49m

Buenos Aires Ministro Pistarini

Sun 4/26

9:00 pm-10:44 pm

1 stop26h 44m

$617

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/6

Showing 1-10 of 23 results
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Compare providers for flights from Dulles Intl to Ministro Pistarini

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Ministro Pistarini in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Buenos Aires Ministro Pistarini Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C. Dulles Intl Airport-Buenos Aires Ministro Pistarini Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Buenos Aires Ministro Pistarini Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Buenos Aires Ministro Pistarini Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Buenos Aires Ministro Pistarini Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 January 2, 2026.

Booking 62 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, July 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 $330). Flying from Washington, D.C. Dulles Intl Airport to Buenos Aires Ministro Pistarini Airport in June is currently the most expensive (average of $994). 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.

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Buenos Aires Ministro Pistarini Airport?

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 January 6, 2026.
Get a feel of what it's like to fly with Delta, Copa Airlines, and LATAM 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
7.9
Good
8,018 reviews

Crew

8.5

Food

7.2

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,018 reviews
Delta
7.9
Good
8,018 reviews

Crew

8.5

Food

7.2

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Copa Airlines
7.6
Good
1,564 reviews
Delta
7.9
Good
8,018 reviews

Crew

8.5

Food

7.2

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
LATAM Airlines
7.5
Good
1,902 reviews
Delta
7.9
Good
8,018 reviews

Crew

8.5

Food

7.2

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,132 reviews
Delta
7.9
Good
8,018 reviews

Crew

8.5

Food

7.2

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Avianca
6.6
Okay
2,498 reviews
Delta
7.9
Good
8,018 reviews

Crew

8.5

Food

7.2

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Buenos Aires Ministro Pistarini Airport?

    There are many flights that can get you from Washington, D.C. Dulles Intl Airport to Buenos Aires Ministro Pistarini Airport in 17h 49m. Fly via United Airlines or Copa Airlines to get the fastest option. The distance between Washington, D.C. Dulles Intl Airport and Buenos Aires Ministro Pistarini Airport is about 5235 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Delta, at $342, 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 Avianca and Copa Airlines. Users have found that Delta is 59% 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 Delta, with whom users have recently found tickets for as low as $270. However, be on the lookout for offers from Avianca and Copa 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, July 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 $330). Flying from Washington, D.C. Dulles Intl Airport to Buenos Aires Ministro Pistarini Airport in June is currently the most expensive (average of $994). 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

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Alternative routes for Dulles Intl to Ministro Pistarini

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

Top 5 airlines flying from Dulles Intl to Ministro Pistarini

Discover the top 5 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 January 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$420Average$954FlexibilityNo cancel feeOn-timeN/A
AviancaCheapest$600Average$820FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$617Average$825FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$629Average$672FlexibilityNo cancel feeOn-time69%
LATAM AirlinesCheapest$635Average$839FlexibilityNo cancel feeOn-time81%

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