$360+ Cheap flights from Las Vegas (LAS) 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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — BUE
Oct 13 — Oct 201
Round-trip
1 adult, Economy
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Find cheap flights from Las Vegas 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Las Vegas to Buenos Aires
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Cheapest flights from Las Vegas to Buenos AiresExplore the most affordable flight options available from Las Vegas to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 13, 2026.
Explore the most affordable flight options available from Las Vegas to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 13, 2026.
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.
Tue 12/110:10 pm -
2 stops21h 20m
Wed 12/91:40 am -
2 stops24h 10m
Deal found 9/9![Avianca logo]()
$840
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.
Tue 12/110:10 pm -
2 stops26h 30m
Thu 12/107:05 am -
2 stops18h 45m
Deal found 9/9![Avianca logo]()
$840
This Avianca deal was found by Cheapflights users on 9/13. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/310:10 pm -
2 stops21h 20m
Tue 12/87:25 am -
2 stops18h 25m
Deal found 9/13![Avianca logo]()
$878
This Avianca deal was found by Cheapflights users on 9/13. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/310:10 pm -
2 stops26h 30m
Thu 12/107:05 am -
2 stops18h 45m
Deal found 9/13![Avianca logo]()
$878
This Avianca deal was found by Cheapflights users on 9/13. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/110:10 pm -
2 stops26h 30m
Mon 12/77:05 am -
2 stops42h 45m
Deal found 9/13![Avianca logo]()
$888
This Avianca deal was found by Cheapflights users on 9/13. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/110:10 pm -
2 stops36h 30m
Fri 12/111:40 am -
2 stops24h 10m
Deal found 9/13![Avianca logo]()
$890
This Mytrip deal was found by Cheapflights users on 9/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/110:10 pm -
2 stops36h 30m
Tue 12/154:50 pm -
2 stops57h 00m
Deal found 9/10![Avianca logo]()
$895
This FlightHub deal was found by Cheapflights users on 9/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/810:10 pm -
2 stops21h 20m
Mon 12/141:40 am -
2 stops24h 10m
Deal found 9/10![Avianca logo]()
$926
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.
Thu 12/311:30 pm -
2 stops29h 02m
Wed 12/168:00 am -
1 stop30h 24m
Deal found 9/9![Multiple Airlines logo]()
$1,008
This eDestinos 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:44 pm -
3 stops52h 51m
Sat 10/32:45 am -
3 stops36h 01m
Deal found 9/9![Multiple Airlines logo]()
$1,028
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 12/14:45 pm -
3 stops28h 00m
Thu 12/1011:00 am -
3 stops33h 55m
Deal found 9/9![Multiple Airlines logo]()
$1,031
This FlightHub deal was found by Cheapflights users on 9/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/810:10 pm -
2 stops26h 30m
Tue 12/157:05 am -
2 stops18h 45m
Deal found 9/10![Avianca logo]()
$1,037
Best flights from Las Vegas to Buenos AiresDiscover carefully curated flight deals from Las Vegas to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 13, 2026.
Discover carefully curated flight deals from Las Vegas to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 13, 2026.
This Avianca deal was found by Cheapflights users on 9/13. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/310:10 pm -
2 stops26h 30m
Tue 12/87:05 am -
2 stops18h 45m
Deal found 9/13![Avianca logo]()
$878
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:02 pm -
1 stop33h 18m
Thu 11/1910:05 pm -
2 stops19h 25m
Deal found 9/8![United Airlines logo]()
$1,139
This Copa Airlines deal was found by Cheapflights users on 9/11. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/21:01 am -
1 stop15h 37m
Wed 3/1010:45 am -
1 stop16h 45m
Deal found 9/11![Copa Airlines logo]()
$1,164
This lastminute.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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:13 pm -
2 stops21h 17m
Wed 11/118:05 pm -
2 stops21h 22m
Deal found 9/9![LATAM Airlines logo]()
$1,168
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 12/111:50 pm -
3 stops26h 40m
Thu 12/1012:50 pm -
2 stops27h 32m
Deal found 9/9![Multiple Airlines logo]()
$1,178
This Delta deal was found by Cheapflights users on 9/10. 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.
Fri 12/45:04 pm -
2 stops20h 26m
Tue 12/155:35 pm -
2 stops21h 10m
Deal found 9/10![Delta logo]()
$1,198
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/210:15 am -
1 stop16h 05m
Sun 12/611:55 pm -
1 stop23h 24m
Deal found 9/8![United Airlines logo]()
$1,148
This LATAM 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/167:00 am -
2 stops19h 40m
Fri 11/205:35 pm -
2 stops23h 52m
Deal found 9/8![LATAM Airlines logo]()
$1,198
This Delta deal was found by Cheapflights users on 9/11. 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.
Sun 1/245:59 pm -
2 stops17h 01m
Sun 1/318:05 pm -
2 stops21h 31m
Deal found 9/11![Delta logo]()
$1,218
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/168:00 am -
1 stop20h 20m
Fri 11/2011:55 pm -
1 stop23h 34m
Deal found 9/8![United Airlines logo]()
$1,148
This Copa Airlines 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/294:25 pm -
2 stops25h 32m
Wed 11/115:16 am -
1 stop22h 14m
Deal found 9/9![Copa Airlines logo]()
$1,270
This LATAM 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/67:00 am -
2 stops28h 00m
Thu 12/103:50 pm -
2 stops25h 38m
Deal found 9/8![LATAM Airlines logo]()
$1,198
This Delta deal was found by Cheapflights users on 9/11. 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.
Sun 1/245:59 pm -
2 stops17h 01m
Mon 2/15:35 pm -
2 stops21h 04m
Deal found 9/11![Delta logo]()
$1,218
This Copa Airlines deal was found by Cheapflights users on 9/13. 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 10/271:48 am -
1 stop18h 19m
Tue 12/82:02 am -
1 stop25h 28m
Deal found 9/13![Copa Airlines logo]()
$1,273
This United Airlines deal was found by Cheapflights users on 9/13. 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 12/112:21 pm -
1 stop13h 59m
Sat 12/1211:55 pm -
1 stop17h 27m
Deal found 9/13![United Airlines logo]()
$1,158
This LATAM Airlines 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/297:00 am -
2 stops19h 40m
Tue 12/225:35 pm -
2 stops23h 53m
Deal found 9/9![LATAM Airlines logo]()
$1,198
This Delta deal was found by Cheapflights users on 9/11. 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.
Sat 1/235:59 pm -
2 stops17h 01m
Sun 1/318:05 pm -
2 stops21h 31m
Deal found 9/11![Delta logo]()
$1,218
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Wed 11/185:15 am -
2 stops21h 05m
Wed 12/911:55 pm -
2 stops19h 40m
Deal found 9/12![United Airlines logo]()
$1,162
This oojo deal was found by Cheapflights users on 9/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:08 am -
2 stops20h 22m
Wed 12/98:05 pm -
2 stops21h 23m
Deal found 9/12![LATAM Airlines logo]()
$1,260
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Wed 9/307:45 am -
1 stop20h 15m
Mon 2/111:55 pm -
2 stops21h 54m
Deal found 9/12![United Airlines logo]()
$1,221
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/233:45 pm -
1 stop36h 15m
Sun 10/49:00 pm -
1 stop15h 54m
Deal found 9/9![United Airlines logo]()
$1,278
Last-minute flights from Las Vegas to Buenos AiresDiscover last-minute flight deals from Las Vegas to Buenos Aires. Data last updated September 13, 2026 and is based on user searches.
Discover last-minute flight deals from Las Vegas to Buenos Aires. Data last updated September 13, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/11. 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.
Fri 9/1111:51 pm -
2 stops27h 24m
Tue 1/2610:50 pm -
2 stops19h 30m
Deal found 9/11![American Airlines logo]()
$1,231
This eDestinos 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:44 pm -
3 stops52h 51m
Sat 10/32:45 am -
3 stops36h 01m
Deal found 9/9![Multiple Airlines logo]()
$1,028
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Wed 9/307:45 am -
1 stop20h 15m
Mon 2/111:55 pm -
1 stop21h 05m
Deal found 9/12![United Airlines logo]()
$1,217
This LATAM Airlines deal was found by Cheapflights users on 9/11. 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.
Wed 9/308:25 am -
2 stops20h 05m
Fri 10/233:45 pm -
2 stops28h 33m
Deal found 9/11![LATAM Airlines logo]()
$1,285
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/56:56 pm -
2 stops23h 30m
Fri 10/1611:25 pm -
1 stop18h 20m
Deal found 9/10![Multiple Airlines logo]()
$1,224
This LATAM Airlines deal was found by Cheapflights users on 9/10. 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.
Mon 10/59:53 am -
2 stops19h 47m
Fri 10/168:05 pm -
2 stops20h 35m
Deal found 9/10![LATAM Airlines logo]()
$1,265
This Mytrip deal was found by Cheapflights users on 9/13. 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 10/612:45 pm -
3 stops31h 20m
Thu 10/297:45 am -
2 stops33h 52m
Deal found 9/13![Multiple Airlines logo]()
$1,125
This SmartFares deal was found by Cheapflights users on 9/10. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/107:00 am -
2 stops21h 30m
Thu 10/158:05 pm -
2 stops24h 13m
Deal found 9/10![LATAM Airlines logo]()
$1,317
This Trip.com deal was found by Cheapflights users on 9/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2512:52 am -
2 stops29h 08m
Mon 11/22:40 pm -
2 stops26h 32m
Deal found 9/11![Multiple Airlines logo]()
$1,172
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/281:00 pm -
2 stops33h 00m
Sat 11/72:00 pm -
2 stops28h 00m
Deal found 9/8![GOL logo]()
$1,294
This Kissandfly.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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:27 pm -
2 stops25h 40m
Wed 11/1111:10 pm -
2 stops38h 57m
Deal found 9/9![Multiple Airlines logo]()
$1,084
This lastminute.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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:13 pm -
2 stops21h 17m
Wed 11/118:05 pm -
2 stops21h 22m
Deal found 9/9![LATAM Airlines logo]()
$1,168
One-way flights from Las Vegas to Buenos AiresSearch for one-way flight options from Las Vegas to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
Search for one-way flight options from Las Vegas to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Wed 10/2112:52 am -
3 stops51h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 10/226:27 pm -
2 stops23h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$392
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 11/99:43 pm -
3 stops25h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$409
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 9/282:10 pm -
3 stops50h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$411
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Sat 10/247:20 am -
3 stops44h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$411
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 10/2212:40 am -
3 stops50h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$435
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Sun 11/89:43 pm -
3 stops52h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$436
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Sat 10/247:09 pm -
3 stops46h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$449
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Sun 11/89:43 pm -
3 stops24h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$450
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Wed 10/216:45 am -
3 stops41h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$470
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Sun 10/252:10 pm -
3 stops39h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$489
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Sun 10/2510:15 pm -
3 stops42h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$496
Find flight deals from Las Vegas to Buenos Aires
Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) 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 September 13, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $840 (Justfly.com) |
One-way from | $360 (Kiwi.com) |
Popular in | December |
Cheapest in | January |
Average price | $1,085 |
Cheapflights Fare Finder
Customize your flight search to find flights from Las Vegas 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 September 13, 2026.
Use the filters below to find and compare flights from Las Vegas to Buenos Aires that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Las VegasBuenos Aires
LAS Las Vegas Harry Reid Intl - EZE Buenos Aires Ministro Pistarini
LASEZE
Las Vegas Harry Reid Intl
Mon 9/28
2:10 pm-8:15 pm
3 stops50h 05m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$411
Las VegasBuenos Aires
LAS Las Vegas Harry Reid Intl - AEP Buenos Aires Jorge Newbery
LASAEP
Las Vegas Harry Reid Intl
Wed 10/21
6:45 am-4:20 am
3 stops41h 35m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$470
Las VegasBuenos Aires
LAS Las Vegas Harry Reid Intl - EZE Buenos Aires Ministro Pistarini
LASEZE
Las Vegas Harry Reid Intl
Wed 10/21
7:30 am-3:15 am
2 stops39h 45m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$514
Las VegasBuenos Aires
LAS Las Vegas Harry Reid Intl - AEP Buenos Aires Jorge Newbery
LASAEP
Las Vegas Harry Reid Intl
Tue 11/10
7:00 am-11:20 am
3 stops23h 20m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$542
Las VegasBuenos Aires
LAS Las Vegas Harry Reid Intl - EZE Buenos Aires Ministro Pistarini
LASEZE
Las Vegas Harry Reid Intl
Thu 12/17
11:30 pm-9:32 am
2 stops29h 02m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$547
Las VegasBuenos Aires
LAS Las Vegas Harry Reid Intl - AEP Buenos Aires Jorge Newbery
LASAEP
Las Vegas Harry Reid Intl
Mon 11/9
7:00 am-11:00 am
3 stops23h 00m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$563
Las VegasBuenos Aires
LAS Las Vegas Harry Reid Intl - EZE Buenos Aires Ministro Pistarini
LASEZE
Las Vegas Harry Reid Intl
Fri 11/6
11:29 pm-3:45 am
2 stops23h 16m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$570
Las VegasBuenos Aires
LAS Las Vegas Harry Reid Intl - EZE Buenos Aires Ministro Pistarini
LASEZE
Las Vegas Harry Reid Intl
Sat 10/24
3:20 pm-3:16 am
2 stops31h 56m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$571
Las VegasBuenos Aires
LAS Las Vegas Harry Reid Intl - EZE Buenos Aires Ministro Pistarini
LASEZE
Las Vegas Harry Reid Intl
Sun 11/8
9:43 pm-4:30 am
2 stops25h 47m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$572
Las VegasBuenos Aires
LAS Las Vegas Harry Reid Intl - AEP Buenos Aires Jorge Newbery
LASAEP
Las Vegas Harry Reid Intl
Sun 11/8
5:13 pm-7:30 am
2 stops33h 17m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$572
Showing 1-10 of 42 resultsSorted by cheapest first
Compare providers for flights from Las Vegas 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 Las Vegas to Buenos Aires in September.
| 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 Las Vegas-Buenos Aires flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Las Vegas-Buenos Aires flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Las Vegas-Buenos Aires flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Las Vegas-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 Las Vegas-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 Las Vegas to Buenos Aires
Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Las Vegas with our price prediction graph.
LAS-BUE
LAS-AEP
LAS-EZE
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 Las Vegas to Buenos Aires
LAS-BUE
LAS-AEP
LAS-EZE
What is the cheapest month to book a flight from Las Vegas to Buenos Aires?
Currently, February is the cheapest month in which you can book a flight from Las Vegas to Buenos Aires (average of $895). Flying from Las Vegas to Buenos Aires in December is currently the most expensive (average of $1,912). 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 September 13, 2026.
Peruse reviews from past customers who have flown with Copa Airlines,LATAM Airlines, andUnited Airlines from Las Vegas 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.
Boarding
7.8
Overall
7.6
Comfort
7.4
Crew
8.1
Entertainment
6.9
Food
6.9
Reviews
1 / 20
2.0
MediocreAnonymous,Jul 2026
BOS - PTY
Boarding
7.8
Overall
7.6
Comfort
7.4
Crew
8.1
Entertainment
6.9
Food
6.9
Reviews
1 / 20
2.0
MediocreAnonymous,Jul 2026
BOS - PTY
Boarding
7.8
Overall
7.6
Comfort
7.4
Crew
8.1
Entertainment
6.9
Food
6.9
Reviews
1 / 20
2.0
MediocreAnonymous,Jul 2026
BOS - PTY
Boarding
7.8
Overall
7.6
Comfort
7.4
Crew
8.1
Entertainment
6.9
Food
6.9
Reviews
1 / 20
2.0
MediocreAnonymous,Jul 2026
BOS - PTY
Boarding
7.8
Overall
7.6
Comfort
7.4
Crew
8.1
Entertainment
6.9
Food
6.9
Reviews
1 / 20
2.0
MediocreAnonymous,Jul 2026
BOS - PTY
Related info for your journey
Find useful and relevant information for your journey from Las Vegas 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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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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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 September 13, 2026.
Complete your trip
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Las Vegas and Buenos Aires flights
Browse other Las Vegas and Buenos Aires flight options. Last updated on September 13, 2026.
Other flights from Las Vegas
Browse through other flights departing from Las Vegas. Flights are based on user searches made on Cheapflights and were last updated on September 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Las Vegas to Buenos Aires
Discover the top 5 airlines that operate flights from Las Vegas 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 September 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$613 | Average$1,060 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$687 | Average$1,031 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$745 | Average$2,198 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$763 | Average$1,132 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$1,071 | Average$1,271 | FlexibilityNo cancel fee | On-time81% |