$345+ Cheap flights from Philadelphia (PHL) to Buenos Aires (BUE)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BUE
Nov 22 — Nov 291
Round-trip
1 adult, Economy
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Find cheap flights from Philadelphia 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 Philadelphia to Buenos Aires
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Cheapest flights from Philadelphia to Buenos AiresExplore the most affordable flight options available from Philadelphia to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2026.
Explore the most affordable flight options available from Philadelphia to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/269:32 pm -
2 stops29h 03m
Thu 12/32:40 pm -
1 stop20h 22m
Deal found 10/22![Multiple Airlines logo]()
$843
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 11/114:47 pm -
2 stops33h 33m
Sun 11/228:00 am -
1 stop26h 52m
Deal found 10/21![Multiple Airlines logo]()
$908
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 11/184:47 pm -
2 stops30h 05m
Wed 11/2512:20 pm -
1 stop22h 32m
Deal found 10/21![Multiple Airlines logo]()
$922
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 11/124:47 pm -
2 stops33h 48m
Sun 11/2212:20 pm -
1 stop22h 32m
Deal found 10/18![Multiple Airlines logo]()
$923
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 11/114:47 pm -
2 stops33h 33m
Mon 11/238:00 am -
1 stop26h 52m
Deal found 10/21![Multiple Airlines logo]()
$948
This Mytrip deal was found by Cheapflights users on 10/23. 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 12/38:33 pm -
3 stops30h 02m
Sat 12/123:24 pm -
3 stops31h 06m
Deal found 10/23![Multiple Airlines logo]()
$961
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 11/209:32 pm -
2 stops28h 28m
Thu 12/312:20 pm -
1 stop22h 42m
Deal found 10/18![Multiple Airlines logo]()
$979
This Mytrip deal was found by Cheapflights users on 10/20. 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.
Sat 12/58:33 pm -
3 stops32h 57m
Fri 12/119:30 pm -
3 stops29h 33m
Deal found 10/20![Multiple Airlines logo]()
$989
This Mytrip deal was found by Cheapflights users on 10/20. 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.
Tue 12/13:20 pm -
2 stops18h 00m
Thu 12/1012:20 pm -
2 stops30h 01m
Deal found 10/20![Multiple Airlines logo]()
$1,043
This Mytrip deal was found by Cheapflights users on 10/20. 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.
Sun 12/610:17 am -
3 stops27h 43m
Fri 12/119:30 pm -
3 stops29h 33m
Deal found 10/20![Multiple Airlines logo]()
$1,065
This Mytrip deal was found by Cheapflights users on 10/23. 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 12/33:20 pm -
2 stops27h 20m
Sat 12/129:30 pm -
3 stops25h 00m
Deal found 10/23![Multiple Airlines logo]()
$1,072
This Mytrip deal was found by Cheapflights users on 10/20. 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.
Fri 12/410:09 am -
3 stops27h 21m
Fri 12/119:30 pm -
3 stops29h 33m
Deal found 10/20![Multiple Airlines logo]()
$1,079
Best flights from Philadelphia to Buenos AiresDiscover carefully curated flight deals from Philadelphia to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2026.
Discover carefully curated flight deals from Philadelphia to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2026.
This Mytrip deal was found by Cheapflights users on 10/22. 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.
Mon 2/223:20 pm -
2 stops22h 10m
Fri 3/123:57 pm -
3 stops24h 45m
Deal found 10/22![Multiple Airlines logo]()
$1,281
This Copa Airlines deal was found by Cheapflights users on 10/22. 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.
Mon 2/226:00 am -
2 stops18h 10m
Mon 3/810:53 pm -
2 stops36h 37m
Deal found 10/22![Copa Airlines logo]()
$1,288
This United Airlines deal was found by Cheapflights users on 10/23. 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 12/138:00 am -
1 stop21h 20m
Thu 12/1711:55 pm -
1 stop21h 03m
Deal found 10/23![United Airlines logo]()
$1,360
This Delta deal was found by Cheapflights users on 10/21. 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 12/1112:04 pm -
1 stop19h 36m
Sun 1/2411:35 pm -
1 stop17h 24m
Deal found 10/21![Delta logo]()
$1,360
This American Airlines deal was found by Cheapflights users on 10/18. 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.
Wed 1/61:37 pm -
1 stop15h 48m
Tue 4/68:45 pm -
1 stop15h 43m
Deal found 10/18![American Airlines logo]()
$1,360
This LATAM Airlines deal was found by Cheapflights users on 10/19. 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.
Mon 12/1410:35 am -
2 stops19h 05m
Wed 1/205:35 pm -
2 stops19h 27m
Deal found 10/19![LATAM Airlines logo]()
$1,360
This Copa Airlines deal was found by Cheapflights users on 10/22. 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.
Wed 1/279:55 am -
2 stops34h 25m
Fri 2/1212:05 am -
2 stops23h 33m
Deal found 10/22![Copa Airlines logo]()
$1,288
This Delta deal was found by Cheapflights users on 10/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/112:12 pm -
1 stop17h 28m
Thu 2/2511:35 pm -
1 stop20h 44m
Deal found 10/19![Delta logo]()
$1,360
This United Airlines deal was found by Cheapflights users on 10/22. 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 1/812:43 pm -
1 stop16h 37m
Sun 1/2410:05 pm -
1 stop20h 26m
Deal found 10/22![United Airlines logo]()
$1,360
This LATAM Airlines deal was found by Cheapflights users on 10/22. 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.
Mon 2/226:13 pm -
2 stops19h 47m
Mon 3/82:55 pm -
2 stops22h 07m
Deal found 10/22![LATAM Airlines logo]()
$1,360
This Delta deal was found by Cheapflights users on 10/20. 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.
Fri 12/118:01 am -
2 stops20h 19m
Sat 12/1911:35 pm -
1 stop19h 09m
Deal found 10/20![Delta logo]()
$1,360
This United Airlines deal was found by Cheapflights users on 10/18. 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 2/56:15 am -
2 stops23h 05m
Tue 2/1611:55 pm -
2 stops20h 42m
Deal found 10/18![United Airlines logo]()
$1,364
This Delta deal was found by Cheapflights users on 10/18. 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 1/64:00 pm -
1 stop13h 35m
Tue 4/65:00 pm -
2 stops19h 02m
Deal found 10/18![Delta logo]()
$1,360
This United Airlines deal was found by Cheapflights users on 10/23. 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 1/1110:31 am -
2 stops20h 49m
Thu 1/2110:05 pm -
2 stops18h 09m
Deal found 10/23![United Airlines logo]()
$1,364
This Delta deal was found by Cheapflights users on 10/21. 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 2/228:25 am -
2 stops21h 15m
Fri 3/125:35 pm -
2 stops21h 28m
Deal found 10/21![Delta logo]()
$1,360
This Delta deal was found by Cheapflights users on 10/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1410:35 am -
2 stops19h 05m
Tue 1/195:35 pm -
2 stops19h 27m
Deal found 10/19![Delta logo]()
$1,360
This Delta deal was found by Cheapflights users on 10/23. 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.
Sun 2/148:25 am -
2 stops21h 15m
Sat 2/205:35 pm -
2 stops19h 27m
Deal found 10/23![Delta logo]()
$1,360
This Delta deal was found by Cheapflights users on 10/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/35:19 pm -
2 stops18h 41m
Tue 1/125:35 pm -
2 stops33h 16m
Deal found 10/19![Delta logo]()
$1,370
This Delta deal was found by Cheapflights users on 10/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/54:00 pm -
2 stops37h 40m
Tue 1/125:35 pm -
2 stops33h 16m
Deal found 10/19![Delta logo]()
$1,370
This Delta deal was found by Cheapflights users on 10/23. 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 1/58:25 am -
2 stops21h 15m
Wed 1/135:35 pm -
2 stops21h 28m
Deal found 10/23![Delta logo]()
$1,380
This Delta deal was found by Cheapflights users on 10/20. 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.
Fri 12/118:01 am -
2 stops21h 39m
Sun 1/245:35 pm -
2 stops19h 27m
Deal found 10/20![Delta logo]()
$1,380
Last-minute flights from Philadelphia to Buenos AiresDiscover last-minute flight deals from Philadelphia to Buenos Aires. Data last updated October 23, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Buenos Aires. Data last updated October 23, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 10/20. 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.
Sun 10/256:24 am -
2 stops22h 16m
Sun 11/13:17 pm -
2 stops27h 04m
Deal found 10/20![Multiple Airlines logo]()
$1,271
This Mytrip deal was found by Cheapflights users on 10/20. 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 11/56:00 am -
3 stops23h 30m
Mon 11/912:20 pm -
3 stops32h 55m
Deal found 10/20![Multiple Airlines logo]()
$1,357
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 11/114:47 pm -
2 stops33h 33m
Sun 11/228:00 am -
1 stop26h 52m
Deal found 10/21![Multiple Airlines logo]()
$908
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 11/114:47 pm -
2 stops33h 33m
Mon 11/238:00 am -
1 stop26h 52m
Deal found 10/21![Multiple Airlines logo]()
$948
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 11/124:47 pm -
2 stops33h 48m
Sun 11/2212:20 pm -
1 stop22h 32m
Deal found 10/18![Multiple Airlines logo]()
$923
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 11/124:47 pm -
2 stops33h 48m
Mon 11/238:00 am -
1 stop26h 52m
Deal found 10/21![Multiple Airlines logo]()
$981
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 11/184:47 pm -
2 stops30h 05m
Wed 11/2512:20 pm -
1 stop22h 32m
Deal found 10/21![Multiple Airlines logo]()
$922
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 11/209:32 pm -
2 stops28h 28m
Thu 12/312:20 pm -
1 stop22h 42m
Deal found 10/18![Multiple Airlines logo]()
$979
This Mytrip deal was found by Cheapflights users on 10/21. 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.
Wed 11/257:06 am -
3 stops30h 54m
Mon 11/3011:50 am -
2 stops30h 31m
Deal found 10/21![Multiple Airlines logo]()
$1,268
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/269:32 pm -
2 stops29h 03m
Thu 12/32:40 pm -
1 stop20h 22m
Deal found 10/22![Multiple Airlines logo]()
$843
This Mytrip deal was found by Cheapflights users on 10/21. 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 11/269:32 pm -
2 stops31h 58m
Mon 11/3011:50 am -
3 stops28h 49m
Deal found 10/21![Multiple Airlines logo]()
$1,081
This Mytrip deal was found by Cheapflights users on 10/23. 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 11/267:06 am -
3 stops30h 54m
Thu 12/311:50 am -
2 stops30h 31m
Deal found 10/23![Multiple Airlines logo]()
$1,171
One-way flights from Philadelphia to Buenos AiresSearch for one-way flight options from Philadelphia to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated October 23, 2026.
Search for one-way flight options from Philadelphia to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated October 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Wed 11/1812:36 pm -
3 stops37h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$345
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 11/1212:36 pm -
3 stops39h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$385
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 1/129:23 pm -
3 stops43h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$391
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Tue 2/166:15 am -
3 stops46h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$406
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1011:27 am -
3 stops59h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$430
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Thu 12/319:07 pm -
2 stops29h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$444
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/64:47 pm -
3 stops54h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$461
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/184:47 pm -
3 stops49h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$481
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Thu 12/314:41 pm -
3 stops40h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$498
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Tue 2/169:07 pm -
3 stops43h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$506
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:45 pm -
3 stops39h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$513
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 11/1212:36 pm -
3 stops40h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$514
Find flight deals from Philadelphia to Buenos Aires
Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) 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 October 23, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $843 (Kiwi.com) |
One-way from | $345 (Kiwi.com) |
Popular in | October |
Cheapest in | April |
Average price | $1,634 |
Cheapflights Fare Finder
Customize your flight search to find flights from Philadelphia 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 7,457,451 searches. Data last updated October 23, 2026.
Use the filters below to find and compare flights from Philadelphia to Buenos Aires that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhiladelphiaBuenos Aires
PHL Philadelphia - EZE Buenos Aires Ministro Pistarini
PHLEZE
Philadelphia
Tue 1/12
9:23 pm-6:35 pm
3 stops43h 12m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$391
PhiladelphiaBuenos Aires
PHL Philadelphia - EZE Buenos Aires Ministro Pistarini
PHLEZE
Philadelphia
Thu 11/12
4:47 pm-6:35 am
2 stops35h 48m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$429
PhiladelphiaBuenos Aires
PHL Philadelphia - EZE Buenos Aires Ministro Pistarini
PHLEZE
Philadelphia
Tue 11/10
11:27 am-1:20 am
3 stops59h 53m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$430
PhiladelphiaBuenos Aires
PHL Philadelphia - EZE Buenos Aires Ministro Pistarini
PHLEZE
Philadelphia
Thu 12/31
9:07 pm-4:35 am
2 stops29h 28m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$444
PhiladelphiaBuenos Aires
PHL Philadelphia - EZE Buenos Aires Ministro Pistarini
PHLEZE
Philadelphia
Thu 2/25
9:07 pm-6:35 am
2 stops31h 28m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$454
PhiladelphiaBuenos Aires
PHL Philadelphia - AEP Buenos Aires Jorge Newbery
PHLAEP
Philadelphia
Fri 11/6
4:47 pm-1:16 am
3 stops54h 29m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$461
PhiladelphiaBuenos Aires
PHL Philadelphia - AEP Buenos Aires Jorge Newbery
PHLAEP
Philadelphia
Wed 11/18
4:47 pm-8:40 pm
3 stops49h 53m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$481
PhiladelphiaBuenos Aires
PHL Philadelphia - AEP Buenos Aires Jorge Newbery
PHLAEP
Philadelphia
Thu 12/31
4:41 pm-11:00 am
3 stops40h 19m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$498
PhiladelphiaBuenos Aires
PHL Philadelphia - EZE Buenos Aires Ministro Pistarini
PHLEZE
Philadelphia
Fri 11/6
4:47 pm-9:10 pm
3 stops50h 23m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$499
PhiladelphiaBuenos Aires
PHL Philadelphia - AEP Buenos Aires Jorge Newbery
PHLAEP
Philadelphia
Tue 2/16
9:07 pm-6:30 pm
3 stops43h 23m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$506
Showing 1-10 of 36 resultsSorted by cheapest first
Compare providers for flights from Philadelphia 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 Philadelphia to Buenos Aires in October.
| 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 Philadelphia-Buenos Aires flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Philadelphia-Buenos Aires flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Philadelphia-Buenos Aires flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Philadelphia-Buenos Aires flights, Cheapflights users trust Ovago the most. Ovago 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 Philadelphia-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 Philadelphia to Buenos Aires
Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Philadelphia with our price prediction graph.
PHL-BUE
PHL-EZE
PHL-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 Philadelphia to Buenos Aires
PHL-BUE
PHL-EZE
PHL-AEP
What is the cheapest month to book a flight from Philadelphia to Buenos Aires?
Currently, June is the cheapest month in which you can book a flight from Philadelphia to Buenos Aires (average of $1,148). Flying from Philadelphia to Buenos Aires in March is currently the most expensive (average of $1,926). 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.
How much does it cost to fly round-trip from Philadelphia to Buenos Aires?
Airfare is below average for this route at the moment.
Philadelphia to Buenos Aires flights typically cost between $1,362 and $1,702 in November.The cheapest round-trip price found within the last 5 days was $843 on Multiple Airlines (Nov 26-Dec 3).
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 October 23, 2026.
Peruse reviews from past customers who have flown with Delta and American Airlines from Philadelphia to Buenos Aires to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.8
Entertainment
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Boarding
8.1
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Overall
7.8
Entertainment
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Boarding
8.1
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Overall
7.8
Entertainment
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Boarding
8.1
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Related info for your journey
Find useful and relevant information for your journey from Philadelphia to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Philadelphia to Buenos Aires
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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 October 23, 2026.
Complete your trip
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Search flights from Philadelphia to Buenos Aires by cabin class
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Philadelphia and Buenos Aires flights
Browse other Philadelphia and Buenos Aires flight options. Last updated on October 23, 2026.
Other flights from Philadelphia
Browse through other flights departing from Philadelphia. Flights are based on user searches made on Cheapflights and were last updated on October 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Philadelphia to Buenos Aires
Discover the top 2 airlines that operate flights from Philadelphia 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 7,457,451 searches. Data last updated October 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$908 | Average$1,390 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$1,148 | Average$1,516 | FlexibilityNo cancel fee | On-time71% |