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$259+ Cheap flights from District of Columbia to Buenos Aires (BUE)

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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — BUE
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from District of Columbia to Buenos Aires

Keep the following information in mind while searching for District of Columbia to Buenos Aires flight deals. Data was last updated June 12, 2025.

Round-trip from

$628
(Priceline)

One-way from

$259
(FlightHub)

Popular in

December

Cheapest in

May

Average price

$960
From District of Columbia to Buenos Aires (BUE)
Search Deals
One-way flight from District of Columbia to Buenos Aires (BUE)
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($192 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($43 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from District of Columbia to Buenos Aires

Cheapest flights from District of Columbia to Buenos Aires
Explore the most affordable flight options available from District of Columbia to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Priceline deal was found by Cheapflights users on 6/10. 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 10/135:45 amIAD - EZE
2 stops17h 25mAvianca
Thu 10/231:40 amEZE - IAD
2 stops26h 05mAvianca
Deal found 6/10$628
This LATAM Airlines deal was found by Cheapflights users on 6/11. 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.
Tue 11/43:00 pmIAD - AEP
2 stops21h 40mLATAM Airlines
Mon 11/246:10 pmAEP - IAD
2 stops21h 47mLATAM Airlines
Deal found 6/11$629
This Delta deal was found by Cheapflights users on 6/11. 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.
Tue 8/195:25 pmIAD - EZE
1 stop15h 20mDelta
Fri 8/298:10 pmEZE - IAD
1 stop19h 21mDelta
Deal found 6/11$629
This LATAM Airlines deal was found by Cheapflights users on 6/11. 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.
Tue 11/41:55 pmDCA - AEP
3 stops18h 35mLATAM Airlines
Thu 11/205:10 pmAEP - DCA
2 stops19h 44mLATAM Airlines
Deal found 6/11$629
This Delta deal was found by Cheapflights users on 6/11. 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.
Tue 8/191:40 pmDCA - EZE
1 stop19h 05mDelta
Fri 8/298:10 pmEZE - DCA
1 stop17h 30mDelta
Deal found 6/11$629
This Gotogate deal was found by Cheapflights users on 6/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/247:00 amIAD - AEP
1 stop21h 40mAvianca
Tue 9/307:00 amAEP - IAD
2 stops20h 45mAvianca
Deal found 6/11$631
This Justfly.com deal was found by Cheapflights users on 6/11. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1912:13 pmIAD - EZE
2 stops22h 44mLATAM Airlines
Thu 10/27:40 amEZE - IAD
2 stops17h 27mLATAM Airlines
Deal found 6/11$634
This Copa Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 7/89:32 amIAD - EZE
1 stop17h 40mCopa Airlines
Tue 7/292:32 pmEZE - IAD
1 stop14h 48mCopa Airlines
Deal found 6/10$637
This Justfly.com deal was found by Cheapflights users on 6/10. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/303:55 pmDCA - EZE
2 stops24h 50mLATAM Airlines
Mon 12/87:35 pmEZE - DCA
2 stops19h 22mLATAM Airlines
Deal found 6/10$644
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Mon 8/2510:25 amIAD - EZE
2 stops22h 50mAmerican Airlines
Fri 9/58:30 pmEZE - IAD
2 stops27h 19mAmerican Airlines
Deal found 6/11$654
This American Airlines deal was found by Cheapflights users on 6/11. 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 9/91:47 pmDCA - EZE
2 stops16h 48mAmerican Airlines
Tue 9/168:30 pmEZE - DCA
1 stop19h 24mAmerican Airlines
Deal found 6/11$654
This United Airlines deal was found by Cheapflights users on 6/11. 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 11/810:10 pmIAD - EZE
1 stop31h 10mUnited Airlines
Wed 11/1910:05 pmEZE - IAD
1 stop15h 23mUnited Airlines
Deal found 6/11$658

Cheapflights Fare Finder

Customize your flight search to find flights from District of Columbia to Buenos Aires 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 June 12, 2025.
Use the filters below to find and compare flights from District of Columbia to Buenos Aires that are best for you.

Fly from

District of Columbia

Fly to

Buenos Aires

Route

Depart

Return

Price

Washington, D.C.Buenos Aires

IAD - AEP

IADAEP

Washington, D.C. Dulles Intl

Mon 8/18

7:30 pm-6:35 pm

2 stops22h 05m

Buenos Aires Jorge Newbery

Thu 8/28

3:40 pm-11:23 am

2 stops20h 43m

$629

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Tue 8/19

5:25 pm-9:45 am

1 stop15h 20m

Buenos Aires Ministro Pistarini

Fri 8/29

8:10 pm-2:31 pm

1 stop19h 21m

$629

Washington, D.C.Buenos Aires

DCA - AEP

DCAAEP

Washington, D.C. Reagan-National

Mon 8/18

2:59 pm-4:05 pm

2 stops24h 06m

Buenos Aires Jorge Newbery

Tue 8/26

8:10 pm-2:04 pm

2 stops18h 54m

$629

Washington, D.C.Buenos Aires

DCA - EZE

DCAEZE

Washington, D.C. Reagan-National

Tue 8/19

1:40 pm-9:45 am

1 stop19h 05m

Buenos Aires Ministro Pistarini

Fri 8/29

8:10 pm-12:40 pm

1 stop17h 30m

$629

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Tue 8/19

12:13 pm-11:57 am

2 stops22h 44m

Buenos Aires Ministro Pistarini

Thu 10/2

7:40 am-12:07 am

2 stops17h 27m

$634

Washington, D.C.Buenos Aires

IAD - AEP

IADAEP

Washington, D.C. Dulles Intl

Fri 8/22

7:00 am-5:40 am

1 stop21h 40m

Buenos Aires Jorge Newbery

Tue 9/2

7:00 am-5:35 am

1 stop23h 35m

$635

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Tue 7/8

9:32 am-4:12 am

1 stop17h 40m

Buenos Aires Ministro Pistarini

Tue 7/29

2:32 pm-4:20 am

1 stop14h 48m

$637

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Wed 8/20

7:00 am-12:10 am

1 stop16h 10m

Buenos Aires Ministro Pistarini

Tue 8/26

1:40 am-2:45 am

2 stops26h 05m

$638

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Mon 8/25

10:25 am-10:15 am

2 stops22h 50m

Buenos Aires Ministro Pistarini

Fri 9/5

8:30 pm-10:49 pm

2 stops27h 19m

$654

Washington, D.C.Buenos Aires

DCA - EZE

DCAEZE

Washington, D.C. Reagan-National

Tue 9/9

1:47 pm-7:35 am

2 stops16h 48m

Buenos Aires Ministro Pistarini

Tue 9/16

8:30 pm-2:54 pm

1 stop19h 24m

$654

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 43 results
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Best time to book a flight from District of Columbia to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from District of Columbia 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 District of Columbia to Buenos Aires

What is the cheapest month to book a flight from District of Columbia to Buenos Aires?

Currently, April is the cheapest month in which you can book a flight from District of Columbia to Buenos Aires (average of $795). Flying from District of Columbia to Buenos Aires 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 DC to BUE?

Find hourly flight availability from District of Columbia to Buenos Aires. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from District of Columbia to Buenos Aires, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Buenos Aires ranges from 2.0 - 3.9 inches per month. January is typically the wettest month, when rainfall can reach 3.9 in. June is typically the driest time to visit Buenos Aires when rainfall is around 2.0 in.

Temperature in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Buenos Aires, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Buenos Aires

Get insights into the airlines that provide service to Buenos Aires. 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 Buenos Aires. Reviews last updated June 12, 2025.
See what other customers who have flown with Delta, LATAM Airlines and Copa Airlines from District of Columbia to Buenos Aires have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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
1,785 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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
1,451 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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!
Aeromexico
7.5
Good
1,706 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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 District of Columbia to Buenos Aires. 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 to fly from District of Columbia to Buenos Aires one-way?

    To fly one-way, consider booking your trip with Avianca, which is currently one of the cheapest options available, starting at $259. LATAM Airlines flights start at $270 while deals on Delta start at $270 one-way.

  • What are the most popular routes from District of Columbia to Buenos Aires?

    While some choose either Washington, D.C. Reagan-National - Buenos Aires Ministro Pistarini or Washington, D.C. Dulles Intl - Buenos Aires Jorge Newbery, Washington, D.C. Dulles Intl - Buenos Aires Ministro Pistarini is the most popular route from District of Columbia to Buenos Aires.

  • Can I find deals for flights from District of Columbia to Buenos Aires that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Buenos Aires flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Buenos Aires?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from District of Columbia to Buenos Aires.

  • Can I find deals for business class flights from District of Columbia to Buenos Aires?

    Yes. Cheapflights offers flight deals from District of Columbia to Buenos Aires 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 District of Columbia to Buenos Aires?

    Currently, April is the cheapest month in which you can book a flight from District of Columbia to Buenos Aires (average of $795). Flying from District of Columbia to Buenos Aires 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

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Alternative routes for District of Columbia to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
Miami to Ministro Pistarini flights
John F Kennedy Intl to Ministro Pistarini flights
Miami to Jorge Newbery flights
John F Kennedy Intl to Jorge Newbery flights
LaGuardia to Ministro Pistarini flights
Newark to Ministro Pistarini flights
Los Angeles to Ministro Pistarini flights
San Francisco to Ministro Pistarini flights
Dulles Intl to Ministro Pistarini flights
Los Angeles to Jorge Newbery flights
Dallas/Fort Worth to Ministro Pistarini flights
Reagan-National to Ministro Pistarini flights
Hobby to Ministro Pistarini flights
O'Hare Intl to Ministro Pistarini flights
Atlanta to Ministro Pistarini flights
Fort Lauderdale to Ministro Pistarini flights
Dulles Intl to Jorge Newbery flights
Baltimore to Ministro Pistarini flights
Orlando to Ministro Pistarini flights
George Bush Intcntl to Ministro Pistarini flights
San Francisco to Jorge Newbery flights
Boston to Ministro Pistarini flights
Seattle to Ministro Pistarini flights
Dallas/Fort Worth to Jorge Newbery flights
Boston to Jorge Newbery flights
Newark to Jorge Newbery flights
Denver to Ministro Pistarini flights
Orlando to Jorge Newbery flights
Midway to Ministro Pistarini flights
Austin to Ministro Pistarini flights
Atlanta to Jorge Newbery flights
Hobby to Jorge Newbery flights
Fort Lauderdale to Jorge Newbery flights
Seattle to Jorge Newbery flights
Ontario to Ministro Pistarini flights
Austin to Jorge Newbery flights
Denver to Jorge Newbery flights
Love Field to Ministro Pistarini flights
Raleigh to Ministro Pistarini flights
Tallahassee to Ministro Pistarini flights
Miami to Mendoza flights
Miami to Cordoba flights
Salt Lake City to Ministro Pistarini flights
George Bush Intcntl to Jorge Newbery flights
Detroit to Ministro Pistarini flights
Tampa to Ministro Pistarini flights

Top 6 airlines flying from District of Columbia to Buenos Aires

Discover the top 6 airlines that operate flights from District of Columbia to Buenos Aires. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$549Average$847FlexibilityNo cancel feeOn-time70%
AviancaCheapest$605Average$925FlexibilityNo cancel feeOn-time71%
American AirlinesCheapest$629Average$1,186FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$629Average$1,091FlexibilityNo cancel feeOn-time69%
DeltaCheapest$629Average$1,144FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$687Average$963FlexibilityNo cancel feeOn-time81%

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