Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Baltimore to Buenos Aires from $304

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 4/19. 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.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Baltimore to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
Copa Airlines Logo
4:49 pm - 7:55 am
BWI
-
EZE
14h 06m
1 stop
Copa Airlines Logo
12:14 am - 3:17 pm
EZE
-
BWI
16h 03m
1 stop
$589Copa Airlines
Sun, Apr 12 - Thu, Apr 23
American Airlines Logo
7:16 pm - 8:50 am
BWI
-
EZE
12h 34m
1 stop
American Airlines Logo
10:20 pm - 6:46 pm
EZE
-
BWI
21h 26m
1 stop
$601American Airlines
Tue, Apr 21 - Tue, May 5
American Airlines Logo
3:31 pm - 11:05 am
BWI
-
EZE
18h 34m
2 stops
American Airlines Logo
10:20 pm - 7:22 pm
EZE
-
BWI
22h 02m
2 stops
$605American Airlines
Wed, Apr 8 - Mon, Apr 13
Copa Airlines Logo
4:49 pm - 4:16 am
BWI
-
EZE
34h 27m
1 stop
Copa Airlines Logo
2:57 pm - 3:17 pm
EZE
-
BWI
25h 20m
1 stop
$608Copa Airlines
Sun, Apr 19 - Sun, Apr 26
United Airlines Logo
6:00 am - 8:00 am
BWI
-
EZE
25h 00m
1 stop
United Airlines Logo
9:00 pm - 10:44 pm
EZE
-
BWI
26h 44m
1 stop
$609United Airlines
Sun, May 3 - Mon, May 11
Copa Airlines Logo
4:40 pm - 7:55 am
BWI
-
EZE
14h 15m
1 stop
Copa Airlines Logo
2:17 am - 3:24 pm
EZE
-
BWI
14h 07m
1 stop
$615Copa Airlines
Fri, May 1 - Tue, May 5
Copa Airlines Logo
4:49 pm - 7:55 am
BWI
-
EZE
14h 06m
1 stop
Copa Airlines Logo
2:57 pm - 3:17 pm
EZE
-
BWI
25h 20m
1 stop
$616Copa Airlines
Fri, Apr 17 - Fri, Apr 24
Copa Airlines Logo
4:40 pm - 7:55 am
BWI
-
EZE
14h 15m
1 stop
Copa Airlines Logo
2:49 pm - 3:24 pm
EZE
-
BWI
25h 35m
1 stop
$617Copa Airlines
Fri, May 1 - Sun, May 3
LATAM Airlines Logo
5:33 pm - 2:50 pm
BWI
-
AEP
20h 17m
2 stops
LATAM Airlines Logo
5:35 pm - 12:53 pm
AEP
-
BWI
20h 18m
2 stops
$647LATAM Airlines
Tue, May 5 - Thu, May 14
LATAM Airlines Logo
5:33 pm - 4:00 pm
BWI
-
AEP
21h 27m
2 stops
LATAM Airlines Logo
5:35 pm - 12:53 pm
AEP
-
BWI
20h 18m
2 stops
$684LATAM Airlines
Sat, May 2 - Thu, May 14

GOL flights from Baltimore to Buenos Aires

Our best GOL deals on Baltimore to Buenos Aires flight tickets
GOL
Apr 13
BWI7:16 pmBaltimore/Washington
12h 34m
1 stop
EZE8:50 amBuenos Aires Ministro Pistarini
Apr 21
EZE10:20 pmBuenos Aires Ministro Pistarini
14h 21m
1 stop
BWI11:41 amBaltimore/Washington
$718
GOL
Apr 7
BWI8:02 amBaltimore/Washington
26h 03m
2 stops
EZE11:05 amBuenos Aires Ministro Pistarini
May 12
EZE8:35 pmBuenos Aires Ministro Pistarini
19h 06m
2 stops
BWI2:41 pmBaltimore/Washington
$723

American Airlines flights from Baltimore to Buenos Aires

Our best American Airlines deals on Baltimore to Buenos Aires flight tickets
American Airlines
Apr 21
BWI7:16 pmBaltimore/Washington
12h 34m
1 stop
EZE8:50 amBuenos Aires Ministro Pistarini
May 5
EZE10:20 pmBuenos Aires Ministro Pistarini
21h 26m
1 stop
BWI6:46 pmBaltimore/Washington
$601
American Airlines
Apr 8
BWI3:31 pmBaltimore/Washington
18h 34m
2 stops
EZE11:05 amBuenos Aires Ministro Pistarini
Apr 13
EZE10:20 pmBuenos Aires Ministro Pistarini
22h 02m
2 stops
BWI7:22 pmBaltimore/Washington
$605
American Airlines
May 7
BWI3:31 pmBaltimore/Washington
18h 34m
2 stops
EZE11:05 amBuenos Aires Ministro Pistarini
May 30
EZE9:15 amBuenos Aires Ministro Pistarini
15h 40m
1 stop
BWI11:55 pmBaltimore/Washington
$655

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 March 21, 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

Sun 4/12

4:49 pm-7:55 am

1 stop14h 06m

Buenos Aires Ministro Pistarini

Thu 4/23

12:14 am-3:17 pm

1 stop16h 03m

$589

BaltimoreBuenos Aires

BWI - EZE

BWIEZE

Baltimore/Washington

Tue 4/21

7:16 pm-8:50 am

1 stop12h 34m

Buenos Aires Ministro Pistarini

Tue 5/5

10:20 pm-6:46 pm

1 stop21h 26m

$601

BaltimoreBuenos Aires

BWI - EZE

BWIEZE

Baltimore/Washington

Wed 4/8

3:31 pm-11:05 am

2 stops18h 34m

Buenos Aires Ministro Pistarini

Mon 4/13

10:20 pm-7:22 pm

2 stops22h 02m

$605

BaltimoreBuenos Aires

BWI - EZE

BWIEZE

Baltimore/Washington

Sun 4/19

4:49 pm-4:16 am

1 stop34h 27m

Buenos Aires Ministro Pistarini

Sun 4/26

2:57 pm-3:17 pm

1 stop25h 20m

$608

BaltimoreBuenos Aires

BWI - EZE

BWIEZE

Baltimore/Washington

Sun 5/3

6:00 am-8:00 am

1 stop25h 00m

Buenos Aires Ministro Pistarini

Mon 5/11

9:00 pm-10:44 pm

1 stop26h 44m

$609
Quickest round-trip

BaltimoreBuenos Aires

BWI - EZE

BWIEZE

Baltimore/Washington

Fri 5/1

4:40 pm-7:55 am

1 stop14h 15m

Buenos Aires Ministro Pistarini

Tue 5/5

2:17 am-3:24 pm

1 stop14h 07m

$615

BaltimoreBuenos Aires

BWI - EZE

BWIEZE

Baltimore/Washington

Fri 4/17

4:49 pm-7:55 am

1 stop14h 06m

Buenos Aires Ministro Pistarini

Fri 4/24

2:57 pm-3:17 pm

1 stop25h 20m

$616

BaltimoreBuenos Aires

BWI - EZE

BWIEZE

Baltimore/Washington

Fri 5/1

4:40 pm-7:55 am

1 stop14h 15m

Buenos Aires Ministro Pistarini

Sun 5/3

2:49 pm-3:24 pm

1 stop25h 35m

$617

BaltimoreBuenos Aires

BWI - AEP

BWIAEP

Baltimore/Washington

Tue 5/5

5:33 pm-2:50 pm

2 stops20h 17m

Buenos Aires Jorge Newbery

Thu 5/14

5:35 pm-12:53 pm

2 stops20h 18m

$647

BaltimoreBuenos Aires

BWI - AEP

BWIAEP

Baltimore/Washington

Sat 5/2

5:33 pm-4:00 pm

2 stops21h 27m

Buenos Aires Jorge Newbery

Thu 5/14

5:35 pm-12:53 pm

2 stops20h 18m

$684

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 April. Flight prices, which tend to average around $665, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of April, then book flights to Buenos Aires from Baltimore during March instead. Flights to Buenos Aires in March, while not as cheap as those in April, still average around $680.

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

You could potentially save up to 4% 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

12h 44m

Direct flights

None
The fastest flight from Baltimore to Buenos Aires takes 12h 44m
There are no direct flights from Baltimore to Buenos Aires. There are no popular flight routes from Baltimore to Buenos Aires.
Search flight deals

  • 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 12h 44m, 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
1,916 reviews
Search LATAM Airlines flights
DeltaPriceFrom $278Free CancellationRating
7.9
8,315 reviews
Search Delta flights
United AirlinesPriceFrom $344Free CancellationRating
7.4
9,455 reviews
Search United Airlines flights
Copa AirlinesPriceFrom $356Free CancellationRating
7.5
1,574 reviews
Search Copa Airlines flights
American AirlinesPriceFrom $653Free CancellationRating
7.1
11,487 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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 4/20
Mon 4/27
By creating a price alert you accept our terms of use and privacy policy.

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