$271+ 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 8/17. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — BUE
Aug 12 — Aug 191
Round-trip
1 adult, Economy
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Find cheap flights from Baltimore to Buenos Aires with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Baltimore to Buenos Aires
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Cheapest flights from Baltimore to Buenos AiresExplore 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 July 13, 2026.
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 July 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:35 pm
BWI
- EZE
1 stop14h 10m
Multiple Airlines
Mon 9/219:15 pm
EZE
- BWI
2 stops37h 13m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$666
This Copa Airlines deal was found by Cheapflights users on 7/10. 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.
Sun 9/64:41 pm
BWI
- EZE
1 stop28h 45m
Copa Airlines
Thu 9/178:59 am
EZE
- BWI
1 stop31h 16m
Copa Airlines
Deal found 7/10![Copa Airlines logo]()
$676
This Delta deal was found by Cheapflights users on 7/12. 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 8/136:20 pm
BWI
- EZE
1 stop14h 25m
Delta
Wed 8/261:10 pm
EZE
- BWI
2 stops24h 55m
Delta
Deal found 7/12![Delta logo]()
$678
This Bravofly deal was found by Cheapflights users on 7/9. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/237:00 am
BWI
- EZE
2 stops22h 10m
LATAM Airlines
Sun 8/308:10 pm
EZE
- BWI
1 stop17h 55m
LATAM Airlines
Deal found 7/9![LATAM Airlines logo]()
$679
This LATAM Airlines deal was found by Cheapflights users on 7/8. 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.
Sun 12/612:15 pm
BWI
- AEP
2 stops29h 45m
LATAM Airlines
Wed 12/235:35 pm
AEP
- BWI
2 stops28h 36m
LATAM Airlines
Deal found 7/8![LATAM Airlines logo]()
$688
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Sun 11/1512:45 pm
BWI
- EZE
1 stop16h 35m
United Airlines
Fri 12/411:55 pm
EZE
- BWI
1 stop24h 39m
United Airlines
Deal found 7/8![United Airlines logo]()
$688
This LATAM Airlines deal was found by Cheapflights users on 7/10. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/252:10 pm
BWI
- EZE
1 stop15h 25m
LATAM Airlines
Tue 12/17:20 am
EZE
- BWI
2 stops19h 06m
LATAM Airlines
Deal found 7/10![LATAM Airlines logo]()
$690
This Delta deal was found by Cheapflights users on 7/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/162:10 pm
BWI
- EZE
2 stops17h 30m
Delta
Thu 11/1911:35 pm
EZE
- BWI
1 stop19h 28m
Delta
Deal found 7/10![Delta logo]()
$692
This LATAM Airlines deal was found by Cheapflights users on 7/12. 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.
Wed 8/265:00 pm
BWI
- AEP
2 stops22h 10m
LATAM Airlines
Wed 9/29:25 am
AEP
- BWI
2 stops26h 32m
LATAM Airlines
Deal found 7/12![LATAM Airlines logo]()
$694
This LATAM Airlines deal was found by Cheapflights users on 7/12. 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.
Wed 8/267:00 am
BWI
- EZE
2 stops22h 10m
LATAM Airlines
Wed 9/212:15 pm
EZE
- BWI
2 stops23h 42m
LATAM Airlines
Deal found 7/12![LATAM Airlines logo]()
$694
This CheapOair deal was found by Cheapflights users on 7/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/182:18 pm
BWI
- EZE
1 stop18h 27m
LATAM Airlines
Thu 8/278:10 pm
EZE
- BWI
1 stop17h 55m
LATAM Airlines
Deal found 7/8![LATAM Airlines logo]()
$696
This United Airlines deal was found by Cheapflights users on 7/12. 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 11/246:00 am
BWI
- EZE
1 stop25h 20m
United Airlines
Tue 12/110:05 pm
EZE
- BWI
1 stop26h 29m
United Airlines
Deal found 7/12![United Airlines logo]()
$697
Best flights from Baltimore to Buenos AiresDiscover carefully curated flight deals from Baltimore to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 13, 2026.
Discover carefully curated flight deals from Baltimore to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 13, 2026.
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Fri 11/136:00 am
BWI
- EZE
1 stop23h 20m
United Airlines
Sat 11/2111:55 pm
EZE
- BWI
1 stop24h 48m
United Airlines
Deal found 7/8![United Airlines logo]()
$688
This Delta deal was found by Cheapflights users on 7/11. 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.
Fri 8/212:18 pm
BWI
- EZE
1 stop18h 27m
Delta
Wed 8/268:10 pm
EZE
- BWI
1 stop14h 09m
Delta
Deal found 7/11![Delta logo]()
$688
This CheapOair deal was found by Cheapflights users on 7/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:30 am
BWI
- AEP
2 stops24h 00m
LATAM Airlines
Sun 9/69:25 am
AEP
- BWI
2 stops28h 40m
LATAM Airlines
Deal found 7/11![LATAM Airlines logo]()
$1,033
This KAYAK deal was found by Cheapflights users on 7/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:00 am
BWI
- AEP
2 stops34h 20m
GOL
Sun 10/2510:30 am
AEP
- BWI
2 stops32h 54m
GOL
Deal found 7/11![GOL logo]()
$1,077
This Delta deal was found by Cheapflights users on 7/12. 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 9/2912:02 pm
BWI
- EZE
1 stop20h 43m
Delta
Thu 10/157:35 am
EZE
- BWI
2 stops17h 51m
Delta
Deal found 7/12![Delta logo]()
$688
This United Airlines deal was found by Cheapflights users on 7/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:00 am
BWI
- EZE
1 stop25h 20m
United Airlines
Wed 12/211:55 pm
EZE
- BWI
1 stop24h 39m
United Airlines
Deal found 7/10![United Airlines logo]()
$688
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Sun 11/1512:45 pm
BWI
- EZE
1 stop16h 35m
United Airlines
Fri 12/411:55 pm
EZE
- BWI
1 stop24h 39m
United Airlines
Deal found 7/8![United Airlines logo]()
$688
This Delta deal was found by Cheapflights users on 7/9. 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 12/812:15 pm
BWI
- EZE
2 stops19h 25m
Delta
Tue 12/159:30 pm
EZE
- BWI
1 stop13h 46m
Delta
Deal found 7/9![Delta logo]()
$692
This United Airlines deal was found by Cheapflights users on 7/11. 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.
Sun 11/156:00 am
BWI
- EZE
1 stop25h 20m
United Airlines
Wed 12/211:55 pm
EZE
- BWI
1 stop18h 30m
United Airlines
Deal found 7/11![United Airlines logo]()
$688
This Delta deal was found by Cheapflights users on 7/11. 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.
Mon 9/142:03 pm
BWI
- EZE
2 stops18h 37m
Delta
Mon 9/218:10 pm
EZE
- BWI
1 stop15h 46m
Delta
Deal found 7/11![Delta logo]()
$692
This Delta deal was found by Cheapflights users on 7/12. 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 10/12:03 pm
BWI
- EZE
2 stops18h 37m
Delta
Wed 10/141:10 pm
EZE
- BWI
2 stops22h 58m
Delta
Deal found 7/12![Delta logo]()
$692
This Delta deal was found by Cheapflights users on 7/9. 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 10/82:10 pm
BWI
- EZE
2 stops18h 30m
Delta
Tue 10/138:10 pm
EZE
- BWI
1 stop14h 06m
Delta
Deal found 7/9![Delta logo]()
$692
This CheapOair deal was found by Cheapflights users on 7/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1412:15 pm
BWI
- AEP
2 stops18h 25m
LATAM Airlines
Mon 10/198:05 pm
AEP
- BWI
2 stops29h 21m
LATAM Airlines
Deal found 7/12![LATAM Airlines logo]()
$1,050
This Delta deal was found by Cheapflights users on 7/8. 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.
Wed 10/72:10 pm
BWI
- EZE
2 stops18h 30m
Delta
Wed 10/148:10 pm
EZE
- BWI
1 stop17h 54m
Delta
Deal found 7/8![Delta logo]()
$692
This Delta deal was found by Cheapflights users on 7/11. 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.
Thu 9/172:03 pm
BWI
- EZE
2 stops18h 37m
Delta
Mon 9/288:10 pm
EZE
- BWI
1 stop17h 48m
Delta
Deal found 7/11![Delta logo]()
$692
This CheapOair deal was found by Cheapflights users on 7/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:00 am
BWI
- AEP
2 stops34h 40m
LATAM Airlines
Mon 11/165:35 pm
AEP
- BWI
2 stops31h 02m
LATAM Airlines
Deal found 7/10![LATAM Airlines logo]()
$1,196
This CheapOair deal was found by Cheapflights users on 7/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/610:00 am
BWI
- AEP
2 stops29h 00m
LATAM Airlines
Fri 10/239:25 am
AEP
- BWI
2 stops28h 39m
LATAM Airlines
Deal found 7/12![LATAM Airlines logo]()
$1,263
This Delta deal was found by Cheapflights users on 7/8. 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.
Fri 12/112:10 pm
BWI
- AEP
2 stops23h 50m
Delta
Wed 12/235:35 pm
AEP
- BWI
2 stops21h 29m
Delta
Deal found 7/8![Delta logo]()
$865
This Orbitz deal was found by Cheapflights users on 7/12. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/810:00 am
BWI
- AEP
2 stops44h 30m
LATAM Airlines
Fri 1/158:05 pm
AEP
- BWI
2 stops30h 21m
LATAM Airlines
Deal found 7/12![LATAM Airlines logo]()
$1,275
This CheapOair deal was found by Cheapflights users on 7/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:35 pm
BWI
- AEP
2 stops24h 05m
LATAM Airlines
Sun 10/48:40 am
AEP
- BWI
2 stops29h 18m
LATAM Airlines
Deal found 7/8![LATAM Airlines logo]()
$1,276
This CheapOair deal was found by Cheapflights users on 7/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/810:00 am
BWI
- AEP
2 stops31h 30m
LATAM Airlines
Mon 10/128:40 am
AEP
- BWI
2 stops35h 06m
LATAM Airlines
Deal found 7/8![LATAM Airlines logo]()
$1,292
This Delta deal was found by Cheapflights users on 7/11. 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.
Wed 8/1912:03 pm
BWI
- AEP
2 stops18h 37m
Delta
Mon 8/318:05 pm
AEP
- BWI
2 stops18h 00m
Delta
Deal found 7/11![Delta logo]()
$1,206
This Delta deal was found by Cheapflights users on 7/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2810:00 am
BWI
- AEP
2 stops20h 40m
Delta
Tue 11/105:35 pm
AEP
- BWI
2 stops21h 29m
Delta
Deal found 7/10![Delta logo]()
$1,340
Last-minute flights from Baltimore to Buenos AiresDiscover last-minute flight deals from Baltimore to Buenos Aires. Data last updated July 13, 2026 and is based on user searches.
Discover last-minute flight deals from Baltimore to Buenos Aires. Data last updated July 13, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 7/12. 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 8/136:20 pm
BWI
- EZE
1 stop14h 25m
Delta
Wed 8/261:10 pm
EZE
- BWI
2 stops24h 55m
Delta
Deal found 7/12![Delta logo]()
$678
This Delta deal was found by Cheapflights users on 7/12. 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 8/132:18 pm
BWI
- EZE
1 stop18h 27m
Delta
Tue 8/258:10 pm
EZE
- BWI
1 stop20h 36m
Delta
Deal found 7/12![Delta logo]()
$688
This CheapOair deal was found by Cheapflights users on 7/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/182:18 pm
BWI
- EZE
1 stop18h 27m
LATAM Airlines
Thu 8/278:10 pm
EZE
- BWI
1 stop17h 55m
LATAM Airlines
Deal found 7/8![LATAM Airlines logo]()
$696
This LATAM Airlines deal was found by Cheapflights users on 7/12. 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 8/187:00 am
BWI
- AEP
2 stops23h 40m
LATAM Airlines
Thu 8/208:05 pm
AEP
- BWI
2 stops23h 30m
LATAM Airlines
Deal found 7/12![LATAM Airlines logo]()
$705
This Delta deal was found by Cheapflights users on 7/12. 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.
Wed 8/192:18 pm
BWI
- EZE
1 stop18h 27m
Delta
Sat 8/221:10 pm
EZE
- BWI
2 stops22h 47m
Delta
Deal found 7/12![Delta logo]()
$692
This LATAM Airlines deal was found by Cheapflights users on 7/9. 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.
Fri 8/2112:03 pm
BWI
- AEP
2 stops18h 37m
LATAM Airlines
Mon 8/312:55 pm
AEP
- BWI
2 stops21h 02m
LATAM Airlines
Deal found 7/9![LATAM Airlines logo]()
$688
This American Airlines deal was found by Cheapflights users on 7/9. 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.
Fri 8/214:25 pm
BWI
- EZE
2 stops15h 20m
American Airlines
Mon 8/3110:30 pm
EZE
- BWI
1 stop24h 23m
American Airlines
Deal found 7/9![American Airlines logo]()
$701
This Bravofly deal was found by Cheapflights users on 7/9. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/237:00 am
BWI
- EZE
2 stops22h 10m
LATAM Airlines
Sun 8/308:10 pm
EZE
- BWI
1 stop17h 55m
LATAM Airlines
Deal found 7/9![LATAM Airlines logo]()
$679
This LATAM Airlines deal was found by Cheapflights users on 7/12. 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.
Wed 8/265:00 pm
BWI
- AEP
2 stops22h 10m
LATAM Airlines
Wed 9/29:25 am
AEP
- BWI
2 stops26h 32m
LATAM Airlines
Deal found 7/12![LATAM Airlines logo]()
$694
This LATAM Airlines deal was found by Cheapflights users on 7/12. 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.
Wed 8/267:00 am
BWI
- EZE
2 stops22h 10m
LATAM Airlines
Wed 9/212:15 pm
EZE
- BWI
2 stops23h 42m
LATAM Airlines
Deal found 7/12![LATAM Airlines logo]()
$694
This American Airlines deal was found by Cheapflights users on 7/11. 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.
Thu 8/276:35 pm
BWI
- EZE
1 stop13h 10m
American Airlines
Sun 9/68:50 pm
EZE
- BWI
1 stop13h 57m
American Airlines
Deal found 7/11![American Airlines logo]()
$700
This LATAM Airlines deal was found by Cheapflights users on 7/11. 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.
Thu 8/2712:03 pm
BWI
- EZE
1 stop20h 42m
LATAM Airlines
Sun 9/612:15 pm
EZE
- BWI
2 stops22h 04m
LATAM Airlines
Deal found 7/11![LATAM Airlines logo]()
$705
One-way flights from Baltimore to Buenos AiresSearch for one-way flight options from Baltimore to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated July 13, 2026.
Search for one-way flight options from Baltimore to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated July 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:27 pm
BWI
- EZE
2 stops30h 33m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 7/9. 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.
Mon 8/107:27 pm
BWI
- EZE
2 stops30h 33m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/137:27 pm
BWI
- EZE
2 stops35h 03m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$286
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/188:48 pm
BWI
- EZE
2 stops32h 57m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$290
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Wed 12/26:05 am
BWI
- EZE
1 stop23h 15m
United Airlines
Deal found 7/8![United Airlines logo]()
$294
This Kiwi.com deal was found by Cheapflights users on 7/9. 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.
Thu 10/155:46 pm
BWI
- EZE
2 stops32h 37m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$296
This LATAM Airlines deal was found by Cheapflights users on 7/8. 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.
Fri 11/2710:00 am
BWI
- AEP
2 stops20h 30m
LATAM Airlines
Deal found 7/8![LATAM Airlines logo]()
$298
This LATAM Airlines deal was found by Cheapflights users on 7/9. 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.
Fri 11/2710:00 am
BWI
- EZE
1 stop19h 35m
LATAM Airlines
Deal found 7/9![LATAM Airlines logo]()
$298
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Tue 10/610:23 am
BWI
- EZE
3 stops19h 42m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$302
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:27 pm
BWI
- EZE
2 stops31h 43m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$304
This SmartFares deal was found by Cheapflights users on 7/8. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:00 pm
BWI
- EZE
1 stop15h 45m
LATAM Airlines
Deal found 7/8![LATAM Airlines logo]()
$305
This Kiwi.com deal was found by Cheapflights users on 7/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2310:23 am
BWI
- AEP
3 stops57h 57m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$309
Find 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 July 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $666 (Kiwi.com) |
One-way from | $271 (Kiwi.com) |
Popular in | January |
Cheapest in | April |
Average price | $1,070 |
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated July 13, 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
Cheapest round-trip
BaltimoreBuenos Aires
BWI - EZE
BWIEZE
Baltimore/Washington
Fri 11/13
6:00 am-7:20 am
1 stop23h 20m
Buenos Aires Ministro Pistarini
Sat 11/21
11:55 pm-10:43 pm
1 stop24h 48m
$688
Quickest round-trip
BaltimoreBuenos Aires
BWI - EZE
BWIEZE
Baltimore/Washington
Fri 8/21
2:18 pm-9:45 am
1 stop18h 27m
Buenos Aires Ministro Pistarini
Wed 8/26
8:10 pm-9:19 am
1 stop14h 09m
$688
BaltimoreBuenos Aires
BWI - EZE
BWIEZE
Baltimore/Washington
Tue 9/29
12:02 pm-9:45 am
1 stop20h 43m
Buenos Aires Ministro Pistarini
Thu 10/15
7:35 am-12:26 am
2 stops17h 51m
$688
BaltimoreBuenos Aires
BWI - EZE
BWIEZE
Baltimore/Washington
Tue 11/17
6:00 am-9:20 am
1 stop25h 20m
Buenos Aires Ministro Pistarini
Wed 12/2
11:55 pm-10:34 pm
1 stop24h 39m
$688
BaltimoreBuenos Aires
BWI - EZE
BWIEZE
Baltimore/Washington
Sun 11/15
12:45 pm-7:20 am
1 stop16h 35m
Buenos Aires Ministro Pistarini
Fri 12/4
11:55 pm-10:34 pm
1 stop24h 39m
$688
BaltimoreBuenos Aires
BWI - EZE
BWIEZE
Baltimore/Washington
Sun 11/15
6:00 am-9:20 am
1 stop25h 20m
Buenos Aires Ministro Pistarini
Wed 12/2
11:55 pm-4:25 pm
1 stop18h 30m
$688
BaltimoreBuenos Aires
BWI - EZE
BWIEZE
Baltimore/Washington
Tue 12/8
12:15 pm-9:40 am
2 stops19h 25m
Buenos Aires Ministro Pistarini
Tue 12/15
9:30 pm-9:16 am
1 stop13h 46m
$692
BaltimoreBuenos Aires
BWI - EZE
BWIEZE
Baltimore/Washington
Mon 9/14
2:03 pm-9:40 am
2 stops18h 37m
Buenos Aires Ministro Pistarini
Mon 9/21
8:10 pm-10:56 am
1 stop15h 46m
$692
BaltimoreBuenos Aires
BWI - EZE
BWIEZE
Baltimore/Washington
Thu 10/1
2:03 pm-9:40 am
2 stops18h 37m
Buenos Aires Ministro Pistarini
Wed 10/14
1:10 pm-11:08 am
2 stops22h 58m
$692
BaltimoreBuenos Aires
BWI - EZE
BWIEZE
Baltimore/Washington
Thu 10/8
2:10 pm-9:40 am
2 stops18h 30m
Buenos Aires Ministro Pistarini
Tue 10/13
8:10 pm-9:16 am
1 stop14h 06m
$692
Showing 1-10 of 40 resultsSorted by cheapest first
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 July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Baltimore-Buenos Aires flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Baltimore-Buenos Aires flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.
BWI-BUE
BWI-EZE
BWI-AEP
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 Baltimore to Buenos Aires
BWI-BUE
BWI-EZE
BWI-AEP
What is the cheapest month to book a flight from Baltimore to Buenos Aires?
Currently, March is the cheapest month in which you can book a flight from Baltimore to Buenos Aires (average of $278). Flying from Baltimore to Buenos Aires in July is currently the most expensive (average of $765). 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.
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 July 13, 2026.
Read reviews from past customers who have flown Delta,LATAM Airlines, andUnited Airlines from Baltimore to Buenos Aires. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Boarding
8.1
Food
7.2
Comfort
7.8
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Boarding
8.1
Food
7.2
Comfort
7.8
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Boarding
8.1
Food
7.2
Comfort
7.8
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Boarding
8.1
Food
7.2
Comfort
7.8
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Buenos Aires flight routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Alternative routes for Baltimore to Buenos Aires
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Buenos Aires
Explore flights to Buenos Aires departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 13, 2026.
Complete your trip
Complete your trip to Buenos Aires by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Baltimore to Buenos Aires by cabin class
Find flights from Baltimore to Buenos Aires, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Baltimore and Buenos Aires flights
Browse other Baltimore and Buenos Aires flight options. Last updated on July 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 July 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$278 | Average$726 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$278 | Average$713 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$336 | Average$767 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$720 | Average$1,132 | FlexibilityNo cancel fee | On-time71% |