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Ministro Pistarini

$275+ 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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — EZE
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Buenos Aires Ministro Pistarini are usually found in August or September, booked 62 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 November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$637
(Avianca)

One-way from

$275
(United Airlines)

Popular in

June

Cheapest in

August

Average price

$738
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. 9% potential increase in price ($89 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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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 November 3, 2025.

This FlightHub deal was found by Cheapflights users on 11/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/55:45 amIAD - EZE
1 stop16h 50mAvianca
Mon 11/241:40 amEZE - IAD
2 stops26h 00mAvianca
Deal found 11/2$637
This Priceline deal was found by Cheapflights users on 11/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/34:30 amIAD - EZE
2 stops23h 20mAvianca
Tue 11/117:30 amEZE - IAD
2 stops20h 10mAvianca
Deal found 11/2$638
This United Airlines deal was found by Cheapflights users on 11/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1812:55 pmIAD - EZE
1 stop18h 25mUnited Airlines
Wed 12/311:55 pmEZE - IAD
1 stop22h 47mUnited Airlines
Deal found 11/2$640
This Booking.com deal was found by Cheapflights users on 11/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/164:30 amIAD - EZE
2 stops23h 20mAvianca
Sat 11/227:30 amEZE - IAD
1 stop22h 55mAvianca
Deal found 11/2$643
This American Airlines deal was found by Cheapflights users on 11/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/52:16 pmIAD - EZE
2 stops17h 54mAmerican Airlines
Tue 11/259:40 pmEZE - IAD
2 stops20h 22mAmerican Airlines
Deal found 11/2$644
This Delta deal was found by Cheapflights users on 11/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/207:21 pmIAD - EZE
1 stop33h 59mDelta
Wed 11/268:55 pmEZE - IAD
1 stop16h 44mDelta
Deal found 11/1$647
This Copa Airlines deal was found by Cheapflights users on 11/2. 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.
Fri 12/58:22 amIAD - EZE
1 stop14h 36mCopa Airlines
Mon 12/83:41 amEZE - IAD
1 stop21h 52mCopa Airlines
Deal found 11/2$648
This Priceline deal was found by Cheapflights users on 11/1. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/55:45 amIAD - EZE
1 stop16h 50mAvianca
Thu 11/61:40 amEZE - IAD
2 stops26h 00mAvianca
Deal found 11/1$656
This American Airlines deal was found by Cheapflights users on 11/1. 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.
Tue 11/47:55 amIAD - EZE
2 stops21h 05mAmerican Airlines
Tue 11/119:40 pmEZE - IAD
2 stops21h 09mAmerican Airlines
Deal found 11/1$657

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 November 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

Wed 1/21

12:23 pm-10:15 am

1 stop19h 52m

Buenos Aires Ministro Pistarini

Sun 2/1

4:05 am-12:24 am

2 stops22h 19m

$640

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Tue 1/20

6:03 am-7:20 am

1 stop23h 17m

Buenos Aires Ministro Pistarini

Tue 2/3

10:05 pm-4:14 pm

1 stop20h 09m

$640

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Fri 1/23

7:15 am-7:20 am

1 stop22h 05m

Buenos Aires Ministro Pistarini

Tue 2/3

8:55 pm-9:16 am

1 stop14h 21m

$640

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Sun 2/8

8:15 am-7:20 am

1 stop21h 05m

Buenos Aires Ministro Pistarini

Mon 2/23

10:05 pm-11:26 am

1 stop15h 21m

$640

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Tue 1/20

12:40 pm-9:00 am

1 stop18h 20m

Buenos Aires Ministro Pistarini

Tue 2/3

4:05 am-12:24 am

2 stops22h 19m

$640

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Sun 1/25

12:40 pm-7:20 am

1 stop16h 40m

Buenos Aires Ministro Pistarini

Thu 2/5

8:00 am-12:24 am

2 stops18h 24m

$640

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Fri 1/23

3:42 pm-2:55 pm

2 stops21h 13m

Buenos Aires Ministro Pistarini

Wed 2/4

8:00 am-12:24 am

2 stops18h 24m

$640

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Sat 12/6

12:19 pm-10:15 am

1 stop19h 56m

Buenos Aires Ministro Pistarini

Tue 12/16

10:25 pm-11:39 am

1 stop15h 14m

$640

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Sun 1/25

10:11 am-7:20 am

1 stop19h 09m

Buenos Aires Ministro Pistarini

Fri 2/6

8:55 pm-9:16 am

1 stop14h 21m

$640

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Mon 3/9

7:59 pm-10:15 am

1 stop13h 16m

$275

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

Showing 1-10 of 21 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 November.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
ExpediaPrice Accuracy2 starsTrust Score*3 stars
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 October 31, 2025.

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, September 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 $345). Flying from Washington, D.C. Dulles Intl Airport to Buenos Aires Ministro Pistarini Airport in June is currently the most expensive (average of $801). 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 November 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 16% 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. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 November 3, 2025.
Get a feel of what it's like to fly with Delta, Copa Airlines, and United 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
8,001 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
Delta
7.9
Good
8,001 reviews
Delta
7.9
Good
8,001 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
Copa Airlines
7.6
Good
1,561 reviews
Delta
7.9
Good
8,001 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
United Airlines
7.4
Good
8,997 reviews
Delta
7.9
Good
8,001 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
Avianca
6.6
Okay
2,467 reviews
Delta
7.9
Good
8,001 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.

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 19h 52m. Fly via Delta or United 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?

    Avianca, at $600, 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 Delta. Users have found that Avianca is 31% 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 $275. However, be on the lookout for offers from American Airlines and United 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, September 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 $345). Flying from Washington, D.C. Dulles Intl Airport to Buenos Aires Ministro Pistarini Airport in June is currently the most expensive (average of $801). 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.
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Dulles Intl to Jorge Newbery 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 November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$600Average$812FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$617Average$828FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$629Average$769FlexibilityNo cancel feeOn-time69%
DeltaCheapest$629Average$1,079FlexibilityNo cancel feeOn-timeN/A

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