$401+ 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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — BUE
Nov 29 — Dec 61
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 October 30, 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 October 30, 2026.
This FlightHub deal was found by Cheapflights users on 10/30. 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 stops36h 30m
Tue 12/157:25 am -
2 stops18h 25m
Deal found 10/30![Avianca logo]()
$841
This Expedia deal was found by Cheapflights users on 10/28. 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.
Tue 12/110:10 pm -
2 stops26h 30m
Tue 12/87:05 am -
2 stops18h 45m
Deal found 10/28![Avianca logo]()
$878
This Expedia deal was found by Cheapflights users on 10/28. 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.
Tue 12/110:10 pm -
2 stops26h 55m
Tue 12/87:25 am -
2 stops18h 25m
Deal found 10/28![Avianca logo]()
$888
This Travelocity deal was found by Cheapflights users on 10/26. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/110:10 pm -
2 stops26h 55m
Tue 12/224:50 pm -
2 stops57h 00m
Deal found 10/26![Avianca logo]()
$954
This FlightHub deal was found by Cheapflights users on 10/28. 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 10/28![Avianca logo]()
$976
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 11/1610:15 pm -
2 stops24h 30m
Fri 11/208:00 am -
1 stop21h 08m
Deal found 10/27![Multiple Airlines logo]()
$998
This Avianca deal was found by Cheapflights users on 10/26. 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.
Sat 12/510:10 pm -
2 stops26h 55m
Fri 12/187:25 am -
2 stops42h 25m
Deal found 10/26![Avianca logo]()
$1,003
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/1612:15 pm -
1 stop14h 05m
Thu 11/1910:05 pm -
2 stops19h 25m
Deal found 10/28![United Airlines logo]()
$1,005
This United Airlines deal was found by Cheapflights users on 10/29. 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 11/126:00 am -
1 stop20h 20m
Thu 11/1910:05 pm -
1 stop17h 57m
Deal found 10/29![United Airlines logo]()
$1,007
This American Airlines deal was found by Cheapflights users on 10/28. 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.
Sun 11/152:00 pm -
1 stop15h 00m
Wed 11/1810:30 pm -
1 stop21h 04m
Deal found 10/28![American Airlines logo]()
$1,014
This LATAM Airlines deal was found by Cheapflights users on 10/27. 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 stops20h 30m
Thu 12/103:50 pm -
2 stops25h 53m
Deal found 10/27![LATAM Airlines logo]()
$1,016
This FlightHub deal was found by Cheapflights users on 10/29. 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 12/87:00 am -
2 stops20h 30m
Tue 12/153:50 pm -
2 stops22h 54m
Deal found 10/29![LATAM Airlines logo]()
$1,082
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 October 30, 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 October 30, 2026.
This FlightHub deal was found by Cheapflights users on 10/30. 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 10/30![Avianca logo]()
$976
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/1612:15 pm -
1 stop14h 05m
Thu 11/1910:05 pm -
1 stop17h 57m
Deal found 10/28![United Airlines logo]()
$1,005
This Delta deal was found by Cheapflights users on 10/30. 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 1/127:11 am -
1 stop21h 29m
Thu 1/289:30 pm -
1 stop21h 27m
Deal found 10/30![Delta logo]()
$1,016
This LATAM Airlines deal was found by Cheapflights users on 10/29. 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 12/65:04 pm -
2 stops20h 26m
Thu 12/105:35 pm -
2 stops24h 08m
Deal found 10/29![LATAM Airlines logo]()
$1,016
This United Airlines deal was found by Cheapflights users on 10/25. 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 12/98:49 am -
2 stops17h 31m
Wed 12/1610:05 pm -
1 stop15h 56m
Deal found 10/25![United Airlines logo]()
$1,016
This Delta deal was found by Cheapflights users on 10/30. 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 1/1211:05 am -
1 stop17h 35m
Wed 1/2711:35 pm -
1 stop25h 18m
Deal found 10/30![Delta logo]()
$1,016
This Expedia deal was found by Cheapflights users on 10/25. 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.
Fri 3/51:05 pm -
2 stops21h 55m
Thu 3/253:50 pm -
2 stops29h 04m
Deal found 10/25![LATAM Airlines logo]()
$1,037
This United Airlines deal was found by Cheapflights users on 10/26. 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 12/68:00 am -
1 stop20h 20m
Sun 12/2011:55 pm -
1 stop21h 04m
Deal found 10/26![United Airlines logo]()
$1,016
This Delta deal was found by Cheapflights users on 10/28. 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 1/155:59 pm -
2 stops17h 01m
Sun 1/315:35 pm -
2 stops28h 19m
Deal found 10/28![Delta logo]()
$1,016
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/298:00 am -
1 stop18h 20m
Sat 12/1210:05 pm -
1 stop25h 09m
Deal found 10/26![United Airlines logo]()
$1,016
This United Airlines deal was found by Cheapflights users on 10/30. 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 12/811:56 am -
2 stops16h 24m
Sun 12/2011:55 pm -
1 stop16h 09m
Deal found 10/30![United Airlines logo]()
$1,016
This FlightHub deal was found by Cheapflights users on 10/25. 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.
Sun 11/297:00 am -
2 stops20h 30m
Sat 12/128:05 pm -
2 stops21h 38m
Deal found 10/25![LATAM Airlines logo]()
$1,247
This Gotogate deal was found by Cheapflights users on 10/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/510:10 pm -
2 stops26h 30m
Thu 1/147:05 am -
2 stops18h 45m
Deal found 10/29![Avianca logo]()
$1,421
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1712:15 pm -
1 stop16h 05m
Fri 11/2010:05 pm -
1 stop15h 56m
Deal found 10/27![United Airlines logo]()
$1,016
This United Airlines deal was found by Cheapflights users on 10/26. 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 12/111:56 am -
2 stops16h 24m
Mon 12/2111:55 pm -
1 stop17h 06m
Deal found 10/26![United Airlines logo]()
$1,016
This FlightHub deal was found by Cheapflights users on 10/28. 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.
Sun 11/297:00 am -
2 stops20h 30m
Tue 12/225:35 pm -
2 stops24h 40m
Deal found 10/28![LATAM Airlines logo]()
$1,383
This Delta deal was found by Cheapflights users on 10/28. 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 12/158:05 pm -
2 stops21h 23m
Deal found 10/28![Delta logo]()
$1,471
This Justfly.com deal was found by Cheapflights users on 10/27. 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 11/169:40 am -
2 stops24h 00m
Fri 11/203:50 pm -
2 stops25h 37m
Deal found 10/27![LATAM Airlines logo]()
$1,386
This LATAM Airlines deal was found by Cheapflights users on 10/27. 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 11/151:30 pm -
2 stops21h 30m
Fri 11/203:50 pm -
2 stops25h 37m
Deal found 10/27![LATAM Airlines logo]()
$1,493
Last-minute flights from Las Vegas to Buenos AiresDiscover last-minute flight deals from Las Vegas to Buenos Aires. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Las Vegas to Buenos Aires. Data last updated October 30, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/29. 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 11/126:00 am -
1 stop20h 20m
Thu 11/1910:05 pm -
1 stop17h 57m
Deal found 10/29![United Airlines logo]()
$1,007
This eDestinos deal was found by Cheapflights users on 10/28. 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 11/128:17 am -
3 stops44h 15m
Thu 11/1912:20 pm -
2 stops30h 45m
Deal found 10/28![Multiple Airlines logo]()
$1,022
This American Airlines deal was found by Cheapflights users on 10/28. 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.
Sun 11/152:00 pm -
1 stop15h 00m
Wed 11/1810:30 pm -
1 stop21h 04m
Deal found 10/28![American Airlines logo]()
$1,014
This Delta deal was found by Cheapflights users on 10/27. 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 11/1512:15 pm -
1 stop17h 40m
Wed 11/188:05 pm -
1 stop18h 55m
Deal found 10/27![Delta logo]()
$1,028
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 11/1610:15 pm -
2 stops24h 30m
Fri 11/208:00 am -
1 stop21h 08m
Deal found 10/27![Multiple Airlines logo]()
$998
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/1612:15 pm -
1 stop14h 05m
Thu 11/1910:05 pm -
2 stops19h 25m
Deal found 10/28![United Airlines logo]()
$1,005
This Justfly.com deal was found by Cheapflights users on 10/29. 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 11/169:40 am -
2 stops24h 00m
Wed 11/183:50 pm -
2 stops30h 35m
Deal found 10/29![LATAM Airlines logo]()
$1,116
This lastminute.com deal was found by Cheapflights users on 10/28. 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.
Mon 11/169:40 am -
2 stops24h 00m
Thu 11/193:50 pm -
2 stops30h 35m
Deal found 10/28![LATAM Airlines logo]()
$1,160
This Justfly.com deal was found by Cheapflights users on 10/29. 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 11/169:40 am -
2 stops24h 00m
Fri 11/2012:55 pm -
2 stops28h 32m
Deal found 10/29![LATAM Airlines logo]()
$1,161
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/298:00 am -
1 stop20h 20m
Tue 12/2210:05 pm -
1 stop17h 59m
Deal found 10/29![United Airlines logo]()
$1,016
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/295:15 am -
2 stops21h 05m
Sat 12/1210:05 pm -
2 stops19h 22m
Deal found 10/29![United Airlines logo]()
$1,020
This LATAM Airlines deal was found by Cheapflights users on 10/28. 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 stops20h 30m
Sat 12/128:05 pm -
2 stops21h 38m
Deal found 10/28![LATAM Airlines logo]()
$1,170
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 October 30, 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 October 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 12/56:10 pm -
2 stops44h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![Multiple Airlines logo]()
$401
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 1/511:27 am -
3 stops42h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$435
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 11/2311:11 pm -
2 stops23h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Multiple Airlines logo]()
$448
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 2/812:49 am -
3 stops22h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Multiple Airlines logo]()
$460
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 11/1211:29 pm -
3 stops47h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$466
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 3/19:13 pm -
3 stops53h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Multiple Airlines logo]()
$484
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 3/13:16 pm -
3 stops37h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Multiple Airlines logo]()
$487
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 12/3112:59 am -
3 stops44h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$492
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 3/511:39 pm -
3 stops47h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$495
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 2/2112:49 am -
3 stops22h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Multiple Airlines logo]()
$500
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 2/206:20 am -
3 stops56h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Multiple Airlines logo]()
$500
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 11/169:46 pm -
3 stops24h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Multiple Airlines logo]()
$501
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 October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $841 (FlightHub) |
One-way from | $401 (Kiwi.com) |
Popular in | November |
Cheapest in | February |
Average price | $1,167 |
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 October 30, 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
Sat 12/5
6:10 pm-7:15 pm
2 stops44h 05m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$401
Quickest round-trip
Las VegasBuenos Aires
LAS Las Vegas Harry Reid Intl - EZE Buenos Aires Ministro Pistarini
LASEZE
Las Vegas Harry Reid Intl
Mon 11/23
11:11 pm-3:45 am
2 stops23h 34m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$448
Las VegasBuenos Aires
LAS Las Vegas Harry Reid Intl - AEP Buenos Aires Jorge Newbery
LASAEP
Las Vegas Harry Reid Intl
Mon 3/1
9:13 pm-7:30 am
3 stops53h 17m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$484
Las VegasBuenos Aires
LAS Las Vegas Harry Reid Intl - EZE Buenos Aires Ministro Pistarini
LASEZE
Las Vegas Harry Reid Intl
Mon 3/1
3:16 pm-9:50 am
3 stops37h 34m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$487
Las VegasBuenos Aires
LAS Las Vegas Harry Reid Intl - AEP Buenos Aires Jorge Newbery
LASAEP
Las Vegas Harry Reid Intl
Fri 3/5
11:39 pm-4:20 am
3 stops47h 41m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$495
Las VegasBuenos Aires
LAS Las Vegas Harry Reid Intl - AEP Buenos Aires Jorge Newbery
LASAEP
Las Vegas Harry Reid Intl
Sat 2/20
6:20 am-8:00 pm
3 stops56h 40m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$500
Las VegasBuenos Aires
LAS Las Vegas Harry Reid Intl - EZE Buenos Aires Ministro Pistarini
LASEZE
Las Vegas Harry Reid Intl
Sat 2/20
2:42 pm-10:20 pm
3 stops50h 38m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$531
Las VegasBuenos Aires
LAS Las Vegas Harry Reid Intl - AEP Buenos Aires Jorge Newbery
LASAEP
Las Vegas Harry Reid Intl
Wed 2/10
12:25 am-7:50 am
3 stops50h 25m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$536
Las VegasBuenos Aires
LAS Las Vegas Harry Reid Intl - AEP Buenos Aires Jorge Newbery
LASAEP
Las Vegas Harry Reid Intl
Wed 2/10
6:30 am-4:20 am
3 stops40h 50m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$557
Las VegasBuenos Aires
LAS Las Vegas Harry Reid Intl - AEP Buenos Aires Jorge Newbery
LASAEP
Las Vegas Harry Reid Intl
Fri 2/5
6:20 am-6:30 pm
2 stops31h 10m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$580
Showing 1-10 of 34 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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Las Vegas-Buenos Aires flight deals on Cheapflights vs. FlightHub >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 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 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-EZE
LAS-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 Las Vegas to Buenos Aires
LAS-BUE
LAS-EZE
LAS-AEP
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 $951). Flying from Las Vegas to Buenos Aires in December is currently the most expensive (average of $1,477). 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 Las Vegas to Buenos Aires?
Airfare is below average for this route at the moment.
Las Vegas to Buenos Aires flights typically cost between $910 and $1,589 in December.The cheapest round-trip price found within the last 5 days was $841 on Avianca (Dec 8-Dec 15).
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 30, 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.
Comfort
7.4
Overall
7.6
Food
7.0
Crew
8.1
Entertainment
6.9
Boarding
7.8
Reviews
1 / 20
2.0
MediocreAnonymous,Oct 2026
BOS - PTY
Comfort
7.4
Overall
7.6
Food
7.0
Crew
8.1
Entertainment
6.9
Boarding
7.8
Reviews
1 / 20
2.0
MediocreAnonymous,Oct 2026
BOS - PTY
Comfort
7.4
Overall
7.6
Food
7.0
Crew
8.1
Entertainment
6.9
Boarding
7.8
Reviews
1 / 20
2.0
MediocreAnonymous,Oct 2026
BOS - PTY
Comfort
7.4
Overall
7.6
Food
7.0
Crew
8.1
Entertainment
6.9
Boarding
7.8
Reviews
1 / 20
2.0
MediocreAnonymous,Oct 2026
BOS - PTY
Comfort
7.4
Overall
7.6
Food
7.0
Crew
8.1
Entertainment
6.9
Boarding
7.8
Reviews
1 / 20
2.0
MediocreAnonymous,Oct 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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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 30, 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 October 30, 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 October 30, 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 October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$745 | Average$1,132 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$849 | Average$1,123 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$893 | Average$1,090 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$944 | Average$1,188 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$1,071 | Average$1,162 | FlexibilityNo cancel fee | On-time81% |