$367+ Cheap flights from Buenos Aires (BUE) to O'Hare Intl (ORD)
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 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
BUE — ORD
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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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 Buenos Aires to O'Hare Intl
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Cheapest flights from Buenos Aires to O'Hare IntlExplore the most affordable flight options available from Buenos Aires to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
Explore the most affordable flight options available from Buenos Aires to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Sat 10/241:30 am -
1 stop22h 40m
Sun 11/83:20 am -
1 stop15h 45m
Deal found 9/8![Arajet logo]()
$586
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 10/191:40 pm -
2 stops23h 52m
Mon 10/264:30 am -
1 stop15h 35m
Deal found 9/5![Multiple Airlines logo]()
$726
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Sat 10/312:20 pm -
2 stops34h 00m
Sun 1/33:20 am -
1 stop15h 45m
Deal found 9/7![Multiple Airlines logo]()
$744
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 10/297:45 am -
1 stop17h 55m
Sun 1/33:20 am -
1 stop15h 45m
Deal found 9/7![Arajet logo]()
$745
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Wed 10/211:10 pm -
2 stops46h 11m
Mon 10/264:30 am -
1 stop15h 35m
Deal found 9/8![Multiple Airlines logo]()
$793
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 11/410:05 pm -
1 stop27h 35m
Sun 1/33:20 am -
1 stop15h 45m
Deal found 9/7![Arajet logo]()
$815
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Sat 11/217:30 am -
2 stops40h 50m
Sun 12/63:20 am -
1 stop19h 25m
Deal found 9/9![Multiple Airlines logo]()
$862
This Kiwi.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/228:40 am -
1 stop15h 40m
Sat 11/2810:27 am -
1 stop14h 33m
Deal found 9/7![Arajet logo]()
$872
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Sat 11/217:30 am -
2 stops40h 50m
Sat 11/2810:27 am -
1 stop14h 33m
Deal found 9/7![Multiple Airlines logo]()
$884
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 11/32:40 pm -
2 stops25h 11m
Sun 1/33:20 am -
1 stop15h 45m
Deal found 9/7![Multiple Airlines logo]()
$886
This eDestinos deal was found by Cheapflights users on 9/7. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/229:30 pm -
2 stops42h 29m
Fri 10/306:45 am -
2 stops26h 15m
Deal found 9/7![Multiple Airlines logo]()
$943
This Mytrip deal was found by Cheapflights users on 9/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/63:45 pm -
3 stops34h 02m
Mon 10/195:30 am -
2 stops26h 53m
Deal found 9/9![Multiple Airlines logo]()
$992
Best flights from Buenos Aires to O'Hare IntlDiscover carefully curated flight deals from Buenos Aires to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Buenos Aires to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This Arajet deal was found by Cheapflights users on 9/8. 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 Arajet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/219:15 pm -
1 stop27h 05m
Sun 12/63:20 am -
1 stop17h 45m
Deal found 9/8![Arajet logo]()
$1,011
This Copa Airlines deal was found by Cheapflights users on 9/8. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:25 am -
1 stop21h 32m
Mon 11/97:35 am -
1 stop14h 36m
Deal found 9/8![Copa Airlines logo]()
$1,179
This Delta deal was found by Cheapflights users on 9/5. 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 1/2111:35 pm -
1 stop16h 45m
Sun 1/311:30 pm -
1 stop18h 25m
Deal found 9/5![Delta logo]()
$1,182
This Rumbo deal was found by Cheapflights users on 9/9. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/255:35 pm -
2 stops19h 32m
Wed 3/107:10 am -
2 stops22h 20m
Deal found 9/9![LATAM Airlines logo]()
$1,283
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Wed 9/237:00 am -
1 stop16h 20m
Sat 9/2612:12 pm -
2 stops19h 13m
Deal found 9/8![Multiple Airlines logo]()
$1,429
This Arajet deal was found by Cheapflights users on 9/7. 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 Arajet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/29:15 pm -
1 stop28h 25m
Fri 12/45:45 am -
1 stop22h 00m
Deal found 9/7![Arajet logo]()
$1,119
This Copa Airlines deal was found by Cheapflights users on 9/6. 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.
Tue 10/135:25 am -
1 stop21h 32m
Wed 10/288:35 am -
1 stop17h 23m
Deal found 9/6![Copa Airlines logo]()
$1,179
This Delta deal was found by Cheapflights users on 9/5. 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 3/611:35 pm -
2 stops20h 02m
Sun 3/143:00 pm -
2 stops16h 50m
Deal found 9/5![Delta logo]()
$1,182
This Delta deal was found by Cheapflights users on 9/9. 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.
Fri 2/2611:35 pm -
1 stop21h 57m
Thu 3/113:00 pm -
2 stops15h 50m
Deal found 9/9![Delta logo]()
$1,182
This Justfly.com deal was found by Cheapflights users on 9/9. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:05 pm -
2 stops26h 51m
Tue 9/298:05 am -
2 stops22h 25m
Deal found 9/9![LATAM Airlines logo]()
$1,370
This Delta deal was found by Cheapflights users on 9/5. 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 2/129:30 pm -
2 stops22h 07m
Fri 2/199:30 am -
2 stops17h 50m
Deal found 9/5![Delta logo]()
$1,182
This Delta deal was found by Cheapflights users on 9/9. 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.
Sat 11/218:05 pm -
2 stops21h 44m
Mon 12/72:44 pm -
2 stops15h 56m
Deal found 9/9![Delta logo]()
$1,182
This Delta deal was found by Cheapflights users on 9/5. 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 11/45:35 pm -
2 stops18h 50m
Wed 11/1110:32 am -
2 stops18h 08m
Deal found 9/5![Delta logo]()
$1,182
This Delta deal was found by Cheapflights users on 9/5. 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 10/228:05 pm -
2 stops18h 08m
Mon 11/98:04 am -
2 stops20h 36m
Deal found 9/5![Delta logo]()
$1,182
This Delta deal was found by Cheapflights users on 9/8. 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.
Tue 10/68:05 pm -
2 stops20h 23m
Tue 10/1310:44 am -
2 stops18h 56m
Deal found 9/8![Delta logo]()
$1,289
This Delta deal was found by Cheapflights users on 9/8. 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.
Sun 10/256:20 pm -
2 stops24h 06m
Mon 11/98:04 am -
2 stops20h 36m
Deal found 9/8![Delta logo]()
$1,414
This Delta deal was found by Cheapflights users on 9/8. 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 10/73:45 pm -
2 stops18h 54m
Sun 10/189:51 am -
2 stops19h 49m
Deal found 9/8![Delta logo]()
$1,449
This Delta deal was found by Cheapflights users on 9/7. 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 11/25:35 pm -
2 stops21h 38m
Sat 1/210:02 am -
2 stops18h 38m
Deal found 9/7![Delta logo]()
$1,449
Last-minute flights from Buenos Aires to O'Hare IntlDiscover last-minute flight deals from Buenos Aires to O'Hare Intl. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Buenos Aires to O'Hare Intl. Data last updated September 10, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Tue 10/65:25 am -
2 stops35h 55m
Mon 10/195:30 am -
1 stop16h 35m
Deal found 9/9![Multiple Airlines logo]()
$928
This Mytrip deal was found by Cheapflights users on 9/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/63:45 pm -
3 stops34h 02m
Mon 10/195:30 am -
2 stops26h 53m
Deal found 9/9![Multiple Airlines logo]()
$992
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 10/191:40 pm -
2 stops23h 52m
Mon 10/264:30 am -
1 stop15h 35m
Deal found 9/5![Multiple Airlines logo]()
$726
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Wed 10/211:10 pm -
2 stops46h 11m
Mon 10/264:30 am -
1 stop15h 35m
Deal found 9/8![Multiple Airlines logo]()
$793
This eDestinos deal was found by Cheapflights users on 9/7. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/229:30 pm -
2 stops42h 29m
Fri 10/306:45 am -
2 stops26h 15m
Deal found 9/7![Multiple Airlines logo]()
$943
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Sat 10/241:30 am -
1 stop22h 40m
Sun 11/83:20 am -
1 stop15h 45m
Deal found 9/8![Arajet logo]()
$586
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 10/297:45 am -
1 stop17h 55m
Sun 1/33:20 am -
1 stop15h 45m
Deal found 9/7![Arajet logo]()
$745
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 10/297:45 am -
1 stop17h 55m
Wed 11/49:51 am -
2 stops35h 16m
Deal found 9/5![Multiple Airlines logo]()
$892
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 10/297:45 am -
1 stop17h 55m
Fri 1/15:45 am -
1 stop24h 31m
Deal found 9/7![Arajet logo]()
$900
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 10/297:45 am -
1 stop17h 55m
Sat 1/210:27 am -
1 stop14h 33m
Deal found 9/7![Arajet logo]()
$935
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 10/302:30 pm -
2 stops21h 27m
Sun 1/33:20 am -
1 stop15h 45m
Deal found 9/7![Multiple Airlines logo]()
$946
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Sat 10/312:20 pm -
2 stops34h 00m
Sun 1/33:20 am -
1 stop15h 45m
Deal found 9/7![Multiple Airlines logo]()
$744
One-way flights from Buenos Aires to O'Hare IntlSearch for one-way flight options from Buenos Aires to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from Buenos Aires to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This Expedia deal was found by Cheapflights users on 9/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1911:00 am -
1 stop14h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Arajet logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 2/1811:00 am -
1 stop14h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Arajet logo]()
$378
This Kiwi.com deal was found by Cheapflights users on 9/6. 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.
Sat 10/318:54 pm -
2 stops27h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$385
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Sat 10/312:20 pm -
2 stops34h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$388
This Trip.com deal was found by Cheapflights users on 9/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/241:30 am -
1 stop22h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Arajet logo]()
$395
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Sat 11/72:20 pm -
2 stops34h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$406
This Mytrip deal was found by Cheapflights users on 9/5. 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 11/410:05 pm -
1 stop27h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Arajet logo]()
$407
This Mytrip deal was found by Cheapflights users on 9/5. 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 12/169:15 pm -
1 stop28h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Arajet logo]()
$408
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 12/75:30 am -
2 stops43h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$408
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 11/105:50 am -
3 stops34h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$414
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 1/225:35 am -
2 stops43h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$419
This Arajet deal was found by Cheapflights users on 9/7. 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 Arajet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/111:00 am -
1 stop14h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Arajet logo]()
$420
Find flight deals from Buenos Aires to O'Hare Intl
Discover tips and strategies to find the most affordable flight options for your journey from Buenos Aires (BUE) to O'Hare Intl (ORD). 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 September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $586 (Kiwi.com) |
One-way from | $367 (Expedia) |
Popular in | April |
Cheapest in | October |
Average price | $1,036 |
Cheapflights Fare Finder
Customize your flight search to find flights from Buenos Aires to O'Hare Intl 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 September 10, 2026.
Use the filters below to find and compare flights from Buenos Aires to Chicago O'Hare Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Buenos AiresChicago
EZE Buenos Aires Ministro Pistarini - ORD Chicago O'Hare Intl
EZEORD
Buenos Aires Ministro Pistarini
Thu 10/1
11:00 am-11:40 pm
1 stop14h 40m
Chicago O'Hare Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$420
Buenos AiresChicago
AEP Buenos Aires Jorge Newbery - ORD Chicago O'Hare Intl
AEPORD
Buenos Aires Jorge Newbery
Sat 10/31
7:00 am-10:20 pm
3 stops41h 20m
Chicago O'Hare Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$493
Buenos AiresChicago
EZE Buenos Aires Ministro Pistarini - ORD Chicago O'Hare Intl
EZEORD
Buenos Aires Ministro Pistarini
Fri 10/9
4:45 am-11:32 am
3 stops32h 47m
Chicago O'Hare Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$532
Buenos AiresChicago
AEP Buenos Aires Jorge Newbery - ORD Chicago O'Hare Intl
AEPORD
Buenos Aires Jorge Newbery
Thu 9/17
5:45 am-1:59 pm
2 stops58h 14m
Chicago O'Hare Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$600
Buenos AiresChicago
EZE Buenos Aires Ministro Pistarini - ORD Chicago O'Hare Intl
EZEORD
Buenos Aires Ministro Pistarini
Sun 10/25
11:07 pm-1:05 am
2 stops27h 58m
Chicago O'Hare Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$632
Buenos AiresChicago
EZE Buenos Aires Ministro Pistarini - ORD Chicago O'Hare Intl
EZEORD
Buenos Aires Ministro Pistarini
Tue 10/13
2:49 pm-1:59 pm
1 stop25h 10m
Chicago O'Hare Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$632
Buenos AiresChicago
EZE Buenos Aires Ministro Pistarini - ORD Chicago O'Hare Intl
EZEORD
Buenos Aires Ministro Pistarini
Sun 10/18
3:48 am-12:57 am
1 stop23h 09m
Chicago O'Hare Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$632
Buenos AiresChicago
AEP Buenos Aires Jorge Newbery - ORD Chicago O'Hare Intl
AEPORD
Buenos Aires Jorge Newbery
Tue 10/13
5:35 pm-11:47 pm
2 stops32h 12m
Chicago O'Hare Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$632
Buenos AiresChicago
EZE Buenos Aires Ministro Pistarini - ORD Chicago O'Hare Intl
EZEORD
Buenos Aires Ministro Pistarini
Tue 1/19
11:35 pm-1:20 pm
1 stop16h 45m
Chicago O'Hare Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$637
Buenos AiresChicago
AEP Buenos Aires Jorge Newbery - ORD Chicago O'Hare Intl
AEPORD
Buenos Aires Jorge Newbery
Tue 9/15
8:05 pm-2:29 pm
2 stops20h 24m
Chicago O'Hare Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$637
Showing 1-10 of 38 resultsSorted by cheapest first
Compare providers for flights from Buenos Aires to O'Hare Intl
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 Buenos Aires to O'Hare Intl in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Buenos Aires-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buenos Aires-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buenos Aires-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Buenos Aires-Chicago O'Hare Intl Airport 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 Buenos Aires-Chicago O'Hare Intl Airport 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 Buenos Aires to O'Hare Intl
Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Buenos Aires with our price prediction graph.
BUE-ORD
EZE-ORD
AEP-ORD
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 Buenos Aires to Chicago O'Hare Intl Airport
BUE-ORD
EZE-ORD
AEP-ORD
What is the cheapest month to book a flight from Buenos Aires to Chicago O'Hare Intl Airport?
Currently, February is the cheapest month in which you can book a flight from Buenos Aires to Chicago O'Hare Intl Airport (average of $833). Flying from Buenos Aires to Chicago O'Hare Intl Airport in January is currently the most expensive (average of $1,471). 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 Buenos Aires to Chicago O'Hare Intl Airport?
Airfare is below average for this route at the moment.
Buenos Aires to Chicago O'Hare Intl Airport flights typically cost between $962 and $1,223 in October.The cheapest round-trip price found within the last 5 days was $586 on Arajet (Oct 24-Nov 8).
Reviews of airlines servicing O'Hare Intl
Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated September 10, 2026.
Read reviews from past customers who have flown American Airlines from Buenos Aires to Chicago O'Hare Intl Airport. 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.
Food
6.4
Crew
7.9
Comfort
7.2
Boarding
7.5
Overall
7.1
Entertainment
6.8
Reviews
1 / 20
2.0
MediocreSherif,Aug 2026
YYZ - ORD
Food
6.4
Crew
7.9
Comfort
7.2
Boarding
7.5
Overall
7.1
Entertainment
6.8
Reviews
1 / 20
2.0
MediocreSherif,Aug 2026
YYZ - ORD
Related info for your journey
Find useful and relevant information for your journey from Buenos Aires to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Chicago O'Hare Intl Airport?
Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locationsBenton Harbor
Rosemont
Lake Geneva
Naperville
Des Plaines
Glenview
Schaumburg
Oakbrook Terrace
Delavan
Oak Brook
Libertyville
Orland Park
Hoffman Estates
Aurora
Beloit
Rockford
South Holland
Elgin
Racine
Janesville
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Other flights to O'Hare Intl
Explore flights to O'Hare Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.
Buenos Aires and O'Hare Intl flights
Browse other Buenos Aires and O'Hare Intl flight options. Last updated on September 10, 2026.
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Top 4 airlines flying from Buenos Aires to O'Hare Intl
Discover the top 4 airlines that operate flights from Buenos Aires to O'Hare Intl. 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 September 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$578 | Average$766 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$694 | Average$1,108 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$750 | Average$1,073 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$884 | Average$966 | FlexibilityNo cancel fee | On-timeN/A |