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$332+ Cheap flights from Baltimore (BWI) 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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — BUE
Jan 25 — Feb 11
Sat 1/25
Sat 2/1
1 adult, Economy
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Cheap flight deals from Baltimore to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to Buenos Aires (BUE). 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 20, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$736
(Kiwi.com)

One-way from

$332
(Kiwi.com)

Popular in

January

Cheapest in

August

Average price

$1,363
Provider with most accurate pricing for Baltimore/Washington-Buenos Aires (BUE) flight deals.
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Provider most trusted by Cheapflights users for Baltimore/Washington-Buenos Aires (BUE) flights.
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From Baltimore/Washington to Buenos Aires (BUE)
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One-way flight from Baltimore/Washington to Buenos Aires (BUE)
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High demand for flights, 8% potential price rise
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Best time to find cheap flights, 1% potential price drop
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Average for round-trip flights in January 2025
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Find flight deals from Baltimore to Buenos Aires

Cheapest flights from Baltimore to Buenos Aires
Explore the most affordable flight options available from Baltimore to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 20, 2025.

This Kiwi.com deal was found by Cheapflights users on 1/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/263:27 pmBWI - EZE
1 stop31h 42mCopa Airlines
Tue 2/112:48 pmEZE - BWI
1 stop25h 23mCopa Airlines
Deal found 1/20$736
This Mytrip deal was found by Cheapflights users on 1/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/247:17 pmBWI - AEP
2 stops34h 43mMultiple Airlines
Mon 4/2810:20 amAEP - BWI
3 stops38h 57mMultiple Airlines
Deal found 1/20$868
This Mytrip deal was found by Cheapflights users on 1/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/186:30 amBWI - EZE
3 stops28h 50mMultiple Airlines
Tue 3/256:20 amEZE - BWI
3 stops35h 53mMultiple Airlines
Deal found 1/19$877
This LATAM Airlines deal was found by Cheapflights users on 1/19. 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 3/182:10 pmBWI - AEP
2 stops18h 30mLATAM Airlines
Tue 3/255:05 pmAEP - BWI
2 stops18h 50mLATAM Airlines
Deal found 1/19$975
This Delta deal was found by Cheapflights users on 1/20. 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.
Mon 10/138:10 amBWI - EZE
2 stops20h 45mDelta
Mon 11/173:45 amEZE - BWI
2 stops20h 59mDelta
Deal found 1/20$975
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Mon 2/246:00 amBWI - EZE
1 stop23h 20mUnited Airlines
Mon 3/179:05 pmEZE - BWI
1 stop15h 37mUnited Airlines
Deal found 1/20$1,005
This StudentUniverse deal was found by Cheapflights users on 1/20. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/96:55 pmBWI - EZE
2 stops22h 18mLATAM Airlines
Tue 4/223:55 amEZE - BWI
2 stops21h 46mLATAM Airlines
Deal found 1/20$1,048
This American Airlines deal was found by Cheapflights users on 1/20. 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.
Sun 3/94:53 pmBWI - EZE
2 stops17h 12mAmerican Airlines
Thu 3/208:30 pmEZE - BWI
2 stops20h 33mAmerican Airlines
Deal found 1/20$1,050
This Delta deal was found by Cheapflights users on 1/20. 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 3/64:47 pmBWI - AEP
2 stops16h 13mDelta
Thu 3/136:20 amAEP - BWI
2 stops19h 10mDelta
Deal found 1/20$1,615

Find flights from Baltimore to Buenos Aires within your budget

Customize your flight search to find flights from Baltimore 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 January 20, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BaltimoreBuenos Aires

BWI - AEP

BWIAEP

Baltimore/Washington

Thu 4/24

7:17 pm-7:00 am

2 stops34h 43m

Buenos Aires Jorge Newbery

Mon 4/28

10:20 am-12:17 am

3 stops38h 57m

$868

BaltimoreBuenos Aires

BWI - EZE

BWIEZE

Baltimore/Washington

Tue 3/18

6:30 am-12:20 pm

3 stops28h 50m

Buenos Aires Ministro Pistarini

Tue 3/25

6:20 am-5:13 pm

3 stops35h 53m

$877

BaltimoreBuenos Aires

BWI - AEP

BWIAEP

Baltimore/Washington

Tue 3/18

2:10 pm-9:40 am

2 stops18h 30m

Buenos Aires Jorge Newbery

Tue 3/25

5:05 pm-10:55 am

2 stops18h 50m

$975

BaltimoreBuenos Aires

BWI - EZE

BWIEZE

Baltimore/Washington

Wed 5/21

6:10 pm-9:45 am

1 stop14h 35m

Buenos Aires Ministro Pistarini

Wed 6/4

8:10 pm-9:16 am

1 stop14h 06m

$975

BaltimoreBuenos Aires

BWI - EZE

BWIEZE

Baltimore/Washington

Mon 2/24

6:00 am-7:20 am

1 stop23h 20m

Buenos Aires Ministro Pistarini

Mon 3/17

9:05 pm-11:42 am

1 stop15h 37m

$1,005

BaltimoreBuenos Aires

BWI - EZE

BWIEZE

Baltimore/Washington

Sun 3/9

4:35 pm-7:47 am

1 stop14h 12m

Buenos Aires Ministro Pistarini

Tue 3/18

12:22 am-3:11 pm

1 stop15h 49m

$1,023

BaltimoreBuenos Aires

BWI - EZE

BWIEZE

Baltimore/Washington

Wed 4/9

6:55 pm-6:13 pm

2 stops22h 18m

Buenos Aires Ministro Pistarini

Wed 4/23

7:40 am-12:41 am

2 stops18h 01m

$1,048

BaltimoreBuenos Aires

BWI - EZE

BWIEZE

Baltimore/Washington

Sun 3/9

4:53 pm-11:05 am

2 stops17h 12m

Buenos Aires Ministro Pistarini

Thu 3/20

8:30 pm-4:03 pm

2 stops20h 33m

$1,050

BaltimoreBuenos Aires

BWI - AEP

BWIAEP

Baltimore/Washington

Thu 3/6

4:47 pm-11:00 am

2 stops16h 13m

Buenos Aires Jorge Newbery

Thu 3/13

6:20 am-12:30 am

2 stops19h 10m

$1,615

BaltimoreBuenos Aires

BWI - EZE

BWIEZE

Baltimore/Washington

Mon 3/10

8:15 pm-2:45 pm

3 stops41h 30m

$332

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Showing 1-10 of 17 results
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Compare providers for flights from Baltimore to Buenos Aires

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 Baltimore to Buenos Aires in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 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 Baltimore-Buenos Aires flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Baltimore-Buenos Aires flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Baltimore-Buenos Aires flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Baltimore-Buenos Aires flights, Cheapflights users trust AranGrant the most. AranGrant 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 Baltimore-Buenos Aires 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 Baltimore to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Baltimore 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.

Travel insights for flights from Baltimore to Buenos Aires

Get recent, data-driven insights about flights from Baltimore to Buenos Aires including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Baltimore to Buenos Aires?

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

Find hourly flight availability from Baltimore 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 January 20, 2025.

It’s typically best to fly out from Baltimore to Buenos Aires in the evening. Doing so could potentially save you 24% on the flight price compared to flying at noon, which is usually more expensive.

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 January 20, 2025.
Read through reviews of airlines operating flights from Baltimore to Buenos Aires, such as Delta, United Airlines and LATAM Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Food

7.3

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Food

7.3

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Copa Airlines
7.7
Good
1,661 reviews
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Food

7.3

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

LATAM Airlines
7.5
Good
1,858 reviews
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Food

7.3

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,982 reviews
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Food

7.3

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Food

7.3

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Baltimore 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 airport do you fly from for flights from Baltimore to Buenos Aires?

    Located just 8.5 mi from the city center, Baltimore/Washington is the airport most travelers will use when flying to Buenos Aires from Baltimore. Booking flights from Baltimore/Washington (BWI) to Buenos Aires should be relatively easy as there are 0 daily outbound flights to Buenos Aires from 4 different airlines.

  • What are the cheapest airlines flying from Baltimore to Buenos Aires round-trip?

    According to our current data, Copa Airlines ($736), LATAM Airlines ($975), and Delta ($975) offers the cheapest pricing from Baltimore to Buenos Aires. Copa Airlines is 37% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Baltimore to Buenos Aires one-way?

    One-way options have recently been found by users for as low as $333 on Copa Airlines. Other airlines that offer cheap prices include Delta from $500 and LATAM Airlines from $505 one-way.

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

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

  • How can I find direct flights from Baltimore to Buenos Aires?

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

  • Can I find deals for business class flights from Baltimore to Buenos Aires?

    Yes. Cheapflights offers flight deals from Baltimore 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 Baltimore to Buenos Aires?

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

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Alternative routes for Baltimore to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Baltimore to Buenos Aires

Discover the top 4 airlines that operate flights from Baltimore 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 January 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$631Average$925FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$956Average$993FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$963Average$1,218FlexibilityNo cancel feeOn-time71%
DeltaCheapest$963Average$1,160FlexibilityNo cancel feeOn-timeN/A
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