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Cheap flights from Baltimore to Buenos Aires from $287

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Baltimore to Buenos Aires departing on 9/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Baltimore to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:55 pm - 8:00 am
BWI
-
EZE
18h 05m
1 stop
Multiple Airlines Logo
9:00 pm - 11:47 am
EZE
-
BWI
15h 47m
1 stop
$666Multiple Airlines
Wed, Jul 1 - Wed, Jul 8
United Airlines Logo
12:55 pm - 8:00 am
BWI
-
EZE
18h 05m
1 stop
United Airlines Logo
9:00 pm - 4:30 pm
EZE
-
BWI
20h 30m
1 stop
$667United Airlines
Wed, Jul 1 - Thu, Jul 9
Delta Logo
2:10 pm - 9:40 am
BWI
-
EZE
18h 30m
2 stops
Delta Logo
8:10 pm - 1:03 pm
EZE
-
BWI
17h 53m
1 stop
$671Delta
Wed, Jul 1 - Sun, Jul 5
LATAM Airlines Logo
2:10 pm - 9:45 am
BWI
-
EZE
18h 35m
1 stop
LATAM Airlines Logo
8:10 pm - 1:07 pm
EZE
-
BWI
17h 57m
1 stop
$675LATAM Airlines
Thu, Jul 2 - Fri, Jul 10
United Airlines Logo
12:55 pm - 8:00 am
BWI
-
EZE
18h 05m
1 stop
United Airlines Logo
9:00 pm - 10:45 pm
EZE
-
BWI
26h 45m
1 stop
$676United Airlines
Fri, Jul 10 - Fri, Jul 31
American Airlines Logo
6:39 pm - 8:50 am
BWI
-
EZE
13h 11m
1 stop
American Airlines Logo
9:15 am - 11:52 pm
EZE
-
BWI
15h 37m
1 stop
$679American Airlines
Tue, Jul 21 - Thu, Jul 30
American Airlines Logo
1:55 pm - 7:00 am
BWI
-
EZE
16h 05m
2 stops
American Airlines Logo
9:15 am - 12:14 am
EZE
-
BWI
15h 59m
2 stops
$683American Airlines
Tue, Jul 21 - Thu, Jul 30
United Airlines Logo
3:03 pm - 8:00 am
BWI
-
EZE
15h 57m
1 stop
United Airlines Logo
9:00 pm - 10:45 pm
EZE
-
BWI
26h 45m
1 stop
$687United Airlines
Sat, Jun 27 - Sat, Jul 4
Delta Logo
4:45 pm - 9:45 am
BWI
-
EZE
16h 00m
1 stop
Delta Logo
8:10 pm - 1:07 pm
EZE
-
BWI
17h 57m
1 stop
$688Delta
Sat, Jun 27 - Fri, Jul 10
LATAM Airlines Logo
7:40 pm - 4:00 pm
BWI
-
AEP
18h 20m
2 stops
LATAM Airlines Logo
5:05 pm - 11:08 am
AEP
-
BWI
20h 03m
2 stops
$722LATAM Airlines
Tue, Nov 10 - Wed, Nov 18

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United Airlines flights from Baltimore to Buenos Aires

Our best United Airlines deals on Baltimore to Buenos Aires flight tickets
United Airlines
Jul 1
BWI12:55 pmBaltimore/Washington
18h 05m
1 stop
EZE8:00 amBuenos Aires Ministro Pistarini
Jul 9
EZE9:00 pmBuenos Aires Ministro Pistarini
20h 30m
1 stop
BWI4:30 pmBaltimore/Washington
$667
United Airlines
Jul 10
BWI12:55 pmBaltimore/Washington
18h 05m
1 stop
EZE8:00 amBuenos Aires Ministro Pistarini
Jul 31
EZE9:00 pmBuenos Aires Ministro Pistarini
26h 45m
1 stop
BWI10:45 pmBaltimore/Washington
$676
United Airlines
Jun 22
BWI12:55 pmBaltimore/Washington
18h 05m
1 stop
EZE8:00 amBuenos Aires Ministro Pistarini
Jul 3
EZE9:00 pmBuenos Aires Ministro Pistarini
20h 14m
1 stop
BWI4:14 pmBaltimore/Washington
$678

American Airlines flights from Baltimore to Buenos Aires

Our best American Airlines deals on Baltimore to Buenos Aires flight tickets
American Airlines
Jul 21
BWI6:39 pmBaltimore/Washington
13h 11m
1 stop
EZE8:50 amBuenos Aires Ministro Pistarini
Jul 30
EZE9:15 amBuenos Aires Ministro Pistarini
15h 37m
1 stop
BWI11:52 pmBaltimore/Washington
$679
American Airlines
Jun 26
BWI1:46 pmBaltimore/Washington
20h 19m
2 stops
EZE11:05 amBuenos Aires Ministro Pistarini
Jul 5
EZE8:30 pmBuenos Aires Ministro Pistarini
22h 18m
2 stops
BWI5:48 pmBaltimore/Washington
$682
American Airlines
Jul 21
BWI1:55 pmBaltimore/Washington
16h 05m
2 stops
EZE7:00 amBuenos Aires Ministro Pistarini
Jul 30
EZE9:15 amBuenos Aires Ministro Pistarini
15h 59m
2 stops
BWI12:14 amBaltimore/Washington
$683

momondo Fare Finder

 
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, momondo users made 832,500 searches. Data last updated June 17, 2026.
Use the filters below to find and compare flights from Baltimore to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreBuenos Aires

BWI - EZE

BWIEZE

Baltimore/Washington

Wed 7/1

12:55 pm-8:00 am

1 stop18h 05m

Buenos Aires Ministro Pistarini

Wed 7/8

9:00 pm-11:47 am

1 stop15h 47m

$666

BaltimoreBuenos Aires

BWI - EZE

BWIEZE

Baltimore/Washington

Wed 7/1

12:55 pm-8:00 am

1 stop18h 05m

Buenos Aires Ministro Pistarini

Thu 7/9

9:00 pm-4:30 pm

1 stop20h 30m

$667

BaltimoreBuenos Aires

BWI - EZE

BWIEZE

Baltimore/Washington

Wed 7/1

2:10 pm-9:40 am

2 stops18h 30m

Buenos Aires Ministro Pistarini

Sun 7/5

8:10 pm-1:03 pm

1 stop17h 53m

$671

BaltimoreBuenos Aires

BWI - EZE

BWIEZE

Baltimore/Washington

Thu 7/2

2:10 pm-9:45 am

1 stop18h 35m

Buenos Aires Ministro Pistarini

Fri 7/10

8:10 pm-1:07 pm

1 stop17h 57m

$675

BaltimoreBuenos Aires

BWI - EZE

BWIEZE

Baltimore/Washington

Fri 7/10

12:55 pm-8:00 am

1 stop18h 05m

Buenos Aires Ministro Pistarini

Fri 7/31

9:00 pm-10:45 pm

1 stop26h 45m

$676
Quickest round-trip

BaltimoreBuenos Aires

BWI - EZE

BWIEZE

Baltimore/Washington

Tue 7/21

6:39 pm-8:50 am

1 stop13h 11m

Buenos Aires Ministro Pistarini

Thu 7/30

9:15 am-11:52 pm

1 stop15h 37m

$679

BaltimoreBuenos Aires

BWI - EZE

BWIEZE

Baltimore/Washington

Tue 7/21

1:55 pm-7:00 am

2 stops16h 05m

Buenos Aires Ministro Pistarini

Thu 7/30

9:15 am-12:14 am

2 stops15h 59m

$683

BaltimoreBuenos Aires

BWI - EZE

BWIEZE

Baltimore/Washington

Sat 6/27

3:03 pm-8:00 am

1 stop15h 57m

Buenos Aires Ministro Pistarini

Sat 7/4

9:00 pm-10:45 pm

1 stop26h 45m

$687

BaltimoreBuenos Aires

BWI - EZE

BWIEZE

Baltimore/Washington

Sat 6/27

4:45 pm-9:45 am

1 stop16h 00m

Buenos Aires Ministro Pistarini

Fri 7/10

8:10 pm-1:07 pm

1 stop17h 57m

$688

BaltimoreBuenos Aires

BWI - AEP

BWIAEP

Baltimore/Washington

Tue 11/10

7:40 pm-4:00 pm

2 stops18h 20m

Buenos Aires Jorge Newbery

Wed 11/18

5:05 pm-11:08 am

2 stops20h 03m

$722

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Buenos Aires from

How to get the cheapest flight ticket from Baltimore to Buenos Aires

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Baltimore and Buenos Aires?

What is the cheapest month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from Baltimore is in March. Flight prices, which tend to average around $278, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of March, then book flights to Buenos Aires from Baltimore during June instead. Flights to Buenos Aires in June, while not as cheap as those in March, still average around $298.

Can stopping save me money on Baltimore to Buenos Aires flights?

You could potentially save up to 13% on your flight if you consider stops on a Baltimore to Buenos Aires flight.

When to book flights from Baltimore to Buenos Aires

Are you open to changing your travel dates? Check out the ideal times to fly from Baltimore to Buenos Aires according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Baltimore to Buenos Aires (BWI to BUE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Baltimore to Buenos Aires

Fastest flight time

13h 40m

Direct flights

None
The fastest flight from Baltimore to Buenos Aires takes 13h 40m
There are no direct flights from Baltimore to Buenos Aires. There are no popular flight routes from Baltimore to Buenos Aires.
Search flight deals

Frequently asked questions about flying from Baltimore to Buenos Aires

  • How far is Baltimore/Washington to Buenos Aires by plane?

    The straight-line distance from Baltimore/Washington to Buenos Aires is 5233.8 mi. Flights usually cover this in 13h 40m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Baltimore/Washington Airport to Buenos Aires?

    Prices for flights from Baltimore/Washington Airport to Buenos Aires are refreshed on a daily basis.

  • How many operators does momondo search for flights from Baltimore/Washington Airport to Buenos Aires?

  • How old do you have to be to fly from Baltimore/Washington Airport to Buenos Aires?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Baltimore/Washington Airport to Buenos Aires.

  • What documentation or ID do you need to fly to Buenos Aires?

    The necessary travel and health documents for your Buenos Aires trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Baltimore to Buenos Aires?

Best airlines flying from Baltimore to Buenos Aires

Compare and see reviews for airlines that fly from Baltimore to Buenos Aires with momondo
Airline
Rating
Free Cancellation
Price
LATAM AirlinesPriceFrom $278Free CancellationRating
7.4
1,933 reviews
Search LATAM Airlines flights
DeltaPriceFrom $278Free CancellationRating
7.8
8,409 reviews
Search Delta flights
Copa AirlinesPriceFrom $336Free CancellationRating
7.6
1,567 reviews
Search Copa Airlines flights
American AirlinesPriceFrom $599Free CancellationRating
7.1
11,678 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Baltimore to Buenos Aires?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Baltimore to Buenos Aires. momondo saves you time and could save you money on your trip.

Can I find flights from Baltimore to Buenos Aires with flexible booking policies on momondo?

Flights from Baltimore to Buenos Aires with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Baltimore to Buenos Aires?

momondo helps you find the best flight between Baltimore and Buenos Aires by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Baltimore to Buenos Aires right now. Can momondo alert me if prices change?

Price alerts on flights to Buenos Aires from Baltimore are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Buenos Aires trip

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Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 17.0 mi from Buenos Aires
Buenos Aires Jorge Newbery Airport
Buenos Aires Ministro Pistarini Airport