$52+ Cheap flights from Santiago (SCL) 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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
SCL — BUE
Oct 21 — Oct 281
Round-trip
1 adult, Economy
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Find cheap flights from Santiago 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.Cheapflights Tip: The best prices from Santiago Arturo Merino Benitez to Buenos Aires are usually found in March or May, booked 82 days in advance, depart on a Saturday or Wednesday and return on a Saturday
Cheap flight deals from Santiago to Buenos Aires
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Cheapest flights from Santiago to Buenos AiresExplore the most affordable flight options available from Santiago to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 21, 2026.
Explore the most affordable flight options available from Santiago to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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 10/259:09 am -
Nonstop2h 11m
Thu 10/2910:10 pm -
Nonstop2h 26m
Deal found 9/17![JetSMART logo]()
$115
This Kiwi.com deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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 11/109:13 am -
Nonstop2h 07m
Sat 11/1410:10 pm -
Nonstop2h 22m
Deal found 9/17![JetSMART logo]()
$128
This OneTravel deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/37:12 pm -
Nonstop2h 08m
Mon 10/510:10 pm -
Nonstop2h 26m
Deal found 9/16![JetSMART logo]()
$138
This CheapOair deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates ” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/317:12 pm -
Nonstop2h 08m
Sat 11/710:20 pm -
Nonstop2h 22m
Deal found 9/16![JetSMART logo]()
$139
This CheapOair deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/247:12 pm -
Nonstop2h 08m
Sat 10/3110:10 pm -
Nonstop2h 26m
Deal found 9/17![JetSMART logo]()
$142
This CheapOair deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/109:13 am -
Nonstop2h 07m
Sun 11/155:45 am -
Nonstop2h 22m
Deal found 9/17![JetSMART logo]()
$143
This CheapOair deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/207:12 pm -
Nonstop2h 08m
Mon 11/235:40 am -
Nonstop2h 22m
Deal found 9/16![JetSMART logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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 10/31:48 pm -
1 stop7h 10m
Mon 10/55:40 am -
Nonstop2h 28m
Deal found 9/17![Multiple Airlines logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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 11/34:13 pm -
Nonstop2h 07m
Sat 11/74:30 pm -
Nonstop2h 22m
Deal found 9/17![JetSMART logo]()
$157
This Mytrip deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 9/305:00 am -
Nonstop2h 05m
Wed 9/307:30 pm -
Nonstop2h 30m
Deal found 9/16![Sky Airline logo]()
$160
This Booking.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:12 pm -
Nonstop2h 08m
Wed 10/215:45 am -
Nonstop2h 28m
Deal found 9/16![JetSMART logo]()
$160
This CheapOair deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/168:55 am -
Nonstop2h 05m
Fri 11/2011:50 am -
Nonstop2h 20m
Deal found 9/17![Sky Airline logo]()
$161
Best flights from Santiago to Buenos AiresDiscover carefully curated flight deals from Santiago to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 21, 2026.
Discover carefully curated flight deals from Santiago to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 21, 2026.
This Sky Airline deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sky Airline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:35 pm -
Nonstop2h 05m
Sat 11/711:55 am -
Nonstop2h 20m
Deal found 9/17![Sky Airline logo]()
$193
This JetSMART deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:12 pm -
Nonstop2h 08m
Mon 11/210:10 pm -
Nonstop2h 22m
Deal found 9/16![JetSMART logo]()
$207
This KLM deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/131:10 pm -
Nonstop2h 00m
Mon 11/169:25 am -
Nonstop2h 15m
Deal found 9/16![KLM logo]()
$243
This JetSMART deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/284:09 pm -
Nonstop2h 11m
Fri 10/210:10 pm -
Nonstop2h 26m
Deal found 9/17![JetSMART logo]()
$217
This KLM deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/131:10 pm -
Nonstop2h 00m
Sat 12/199:25 am -
Nonstop2h 15m
Deal found 9/20![KLM logo]()
$243
This JetSMART deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/107:12 pm -
Nonstop2h 08m
Fri 10/1610:10 pm -
Nonstop2h 26m
Deal found 9/16![JetSMART logo]()
$229
This Sky Airline deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sky Airline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/241:35 am -
Nonstop2h 05m
Mon 9/289:30 pm -
Nonstop2h 29m
Deal found 9/16![Sky Airline logo]()
$263
This KLM deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2611:15 am -
Nonstop2h 00m
Wed 9/307:30 am -
Nonstop2h 15m
Deal found 9/17![KLM logo]()
$243
This KLM deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/271:10 pm -
Nonstop2h 00m
Tue 12/19:25 am -
Nonstop2h 15m
Deal found 9/20![KLM logo]()
$243
This JetSMART deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/317:12 pm -
Nonstop2h 08m
Sun 11/15:45 am -
Nonstop2h 22m
Deal found 9/19![JetSMART logo]()
$262
This KLM deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/191:10 pm -
Nonstop2h 00m
Thu 12/249:25 am -
Nonstop2h 15m
Deal found 9/18![KLM logo]()
$243
This KLM deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/181:10 pm -
Nonstop2h 00m
Fri 11/209:25 am -
Nonstop2h 15m
Deal found 9/19![KLM logo]()
$243
This JetSMART deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/119:09 am -
Nonstop2h 11m
Fri 10/165:45 am -
Nonstop2h 28m
Deal found 9/19![JetSMART logo]()
$271
This KLM deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/411:15 am -
Nonstop2h 00m
Sun 10/117:30 am -
Nonstop2h 15m
Deal found 9/16![KLM logo]()
$243
This JetSMART deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/293:09 pm -
1 stop19h 24m
Mon 11/210:10 pm -
Nonstop2h 22m
Deal found 9/18![JetSMART logo]()
$288
This KLM deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/211:10 pm -
Nonstop2h 00m
Tue 11/249:25 am -
Nonstop2h 15m
Deal found 9/20![KLM logo]()
$243
This KLM deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:15 am -
Nonstop2h 00m
Mon 11/239:25 am -
Nonstop2h 15m
Deal found 9/16![KLM logo]()
$243
This JetSMART deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/206:54 am -
1 stop16h 52m
Sat 12/265:45 am -
Nonstop2h 22m
Deal found 9/20![JetSMART logo]()
$301
This JetSMART deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:12 pm -
Nonstop2h 08m
Wed 10/149:06 pm -
1 stop21h 03m
Deal found 9/20![JetSMART logo]()
$308
This JetSMART deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:49 am -
1 stop17h 13m
Mon 10/55:40 am -
Nonstop2h 28m
Deal found 9/18![JetSMART logo]()
$317
Last-minute flights from Santiago to Buenos AiresDiscover last-minute flight deals from Santiago to Buenos Aires. Data last updated September 21, 2026 and is based on user searches.
Discover last-minute flight deals from Santiago to Buenos Aires. Data last updated September 21, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/261:35 am -
Nonstop2h 05m
Fri 10/29:30 pm -
Nonstop2h 25m
Deal found 9/17![Sky Airline logo]()
$161
This CheapOair deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/261:35 am -
Nonstop2h 05m
Fri 10/210:10 pm -
Nonstop2h 26m
Deal found 9/17![Multiple Airlines logo]()
$163
This Mytrip deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 9/305:00 am -
Nonstop2h 05m
Wed 9/307:30 pm -
Nonstop2h 30m
Deal found 9/16![Sky Airline logo]()
$160
This OneTravel deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/37:12 pm -
Nonstop2h 08m
Mon 10/510:10 pm -
Nonstop2h 26m
Deal found 9/16![JetSMART logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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 10/31:48 pm -
1 stop7h 10m
Mon 10/55:40 am -
Nonstop2h 28m
Deal found 9/17![Multiple Airlines logo]()
$154
This JetSMART deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/57:12 pm -
Nonstop2h 08m
Fri 10/1610:10 pm -
Nonstop2h 26m
Deal found 9/16![JetSMART logo]()
$166
This Booking.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:12 pm -
Nonstop2h 08m
Wed 10/215:45 am -
Nonstop2h 28m
Deal found 9/16![JetSMART logo]()
$160
This CheapOair deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/207:12 pm -
Nonstop2h 08m
Mon 11/235:40 am -
Nonstop2h 22m
Deal found 9/16![JetSMART logo]()
$150
This JetSMART deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/209:12 am -
Nonstop2h 08m
Thu 11/125:50 am -
Nonstop2h 22m
Deal found 9/16![JetSMART logo]()
$162
This CheapOair deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/247:12 pm -
Nonstop2h 08m
Sat 10/3110:10 pm -
Nonstop2h 26m
Deal found 9/17![JetSMART logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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 10/259:09 am -
Nonstop2h 11m
Thu 10/2910:10 pm -
Nonstop2h 26m
Deal found 9/17![JetSMART logo]()
$115
This CheapOair deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/317:12 pm -
Nonstop2h 08m
Sat 11/710:20 pm -
Nonstop2h 22m
Deal found 9/16![JetSMART logo]()
$139
One-way flights from Santiago to Buenos AiresSearch for one-way flight options from Santiago to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated September 21, 2026.
Search for one-way flight options from Santiago to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated September 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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 9/305:00 am -
Nonstop2h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Sky Airline logo]()
$52
This Jetabroad deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/261:35 am -
Nonstop2h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Sky Airline logo]()
$53
This CheapOair deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/104:55 am -
Nonstop2h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Sky Airline logo]()
$54
This CheapOair deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/308:55 am -
Nonstop2h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Sky Airline logo]()
$54
This JetSMART deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/39:13 am -
Nonstop2h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![JetSMART logo]()
$55
This Booking.com deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1010:15 am -
Nonstop2h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Aerolineas Argentinas logo]()
$56
This JetSMART deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/199:20 pm -
Nonstop2h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![JetSMART logo]()
$57
This Booking.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/233:35 pm -
Nonstop2h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Aerolineas Argentinas logo]()
$57
This Kiwi.com deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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 10/31:22 pm -
Nonstop2h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![JetSMART logo]()
$58
This Jetabroad deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:12 pm -
Nonstop2h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![JetSMART logo]()
$59
This Sky Airline deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sky Airline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/174:55 am -
Nonstop2h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Sky Airline logo]()
$60
This Sky Airline deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sky Airline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:35 pm -
Nonstop2h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Sky Airline logo]()
$60
Find flight deals from Santiago to Buenos Aires
Discover tips and strategies to find the most affordable flight options for your journey from Santiago (SCL) 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 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $115 (Kiwi.com) |
One-way from | $52 (Kiwi.com) |
Popular in | July |
Cheapest in | March |
Average price | $177 |
Good round-trip deal | $162 or less |
Good one-way deal | $79 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Santiago 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 21, 2026.
Use the filters below to find and compare flights from Santiago to Buenos Aires that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SantiagoBuenos Aires
SCL Santiago Arturo Merino Benitez - AEP Buenos Aires Jorge Newbery
SCLAEP
Santiago Arturo Merino Benitez
Fri 12/18
1:23 pm-3:30 pm
Nonstop2h 07m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$55
SantiagoBuenos Aires
SCL Santiago Arturo Merino Benitez - AEP Buenos Aires Jorge Newbery
SCLAEP
Santiago Arturo Merino Benitez
Tue 11/3
9:13 am-11:20 am
Nonstop2h 07m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$55
SantiagoBuenos Aires
SCL Santiago Arturo Merino Benitez - EZE Buenos Aires Ministro Pistarini
SCLEZE
Santiago Arturo Merino Benitez
Sat 12/19
9:20 pm-11:30 pm
Nonstop2h 10m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$57
Quickest round-trip
SantiagoBuenos Aires
SCL Santiago Arturo Merino Benitez - EZE Buenos Aires Ministro Pistarini
SCLEZE
Santiago Arturo Merino Benitez
Thu 12/17
4:55 am-6:55 am
Nonstop2h 00m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$60
SantiagoBuenos Aires
SCL Santiago Arturo Merino Benitez - EZE Buenos Aires Ministro Pistarini
SCLEZE
Santiago Arturo Merino Benitez
Thu 10/15
3:09 pm-3:41 pm
1 stop24h 32m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$77
SantiagoBuenos Aires
SCL Santiago Arturo Merino Benitez - AEP Buenos Aires Jorge Newbery
SCLAEP
Santiago Arturo Merino Benitez
Sun 10/11
6:33 pm-8:40 pm
Nonstop2h 07m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$102
SantiagoBuenos Aires
SCL Santiago Arturo Merino Benitez - EZE Buenos Aires Ministro Pistarini
SCLEZE
Santiago Arturo Merino Benitez
Thu 12/10
3:54 pm-9:14 pm
1 stop5h 20m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$105
SantiagoBuenos Aires
SCL Santiago Arturo Merino Benitez - EZE Buenos Aires Ministro Pistarini
SCLEZE
Santiago Arturo Merino Benitez
Tue 9/29
11:15 am-1:15 pm
Nonstop2h 00m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$112
SantiagoBuenos Aires
SCL Santiago Arturo Merino Benitez - EZE Buenos Aires Ministro Pistarini
SCLEZE
Santiago Arturo Merino Benitez
Mon 11/30
1:10 pm-3:10 pm
Nonstop2h 00m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$112
SantiagoBuenos Aires
SCL Santiago Arturo Merino Benitez - EZE Buenos Aires Ministro Pistarini
SCLEZE
Santiago Arturo Merino Benitez
Thu 12/3
1:10 pm-3:10 pm
Nonstop2h 00m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$112
Showing 1-10 of 37 resultsSorted by cheapest first
Compare providers for flights from Santiago 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 Santiago to Buenos Aires in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Santiago-Buenos Aires flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Santiago-Buenos Aires flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Santiago-Buenos Aires flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Santiago-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 Santiago-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 Santiago to Buenos Aires
Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Santiago with our price prediction graph.
SCL-BUE
SCL-AEP
SCL-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 Santiago to Buenos Aires
SCL-BUE
SCL-AEP
SCL-EZE
What is the cheapest month to book a flight from Santiago to Buenos Aires?
Currently, March is the cheapest month in which you can book a flight from Santiago to Buenos Aires (average of $169). Flying from Santiago to Buenos Aires in July is currently the most expensive (average of $206). 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.
What is the cheapest time of day to fly from SCL to BUE?
Find hourly flight availability from Santiago to Buenos Aires. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 21, 2026.
A simple way to save on the total cost of your ticket is to fly from Santiago to Buenos Aires at noon. If you’re flexible enough to do this you can expect to save up to 20% on your trip compared to booking a flight in the morning.
Weekly flight availability from Santiago to Buenos Aires
Explore weekly flight availability from Santiago to Buenos Aires. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 21, 2026.
The most flights from SCL to BUE are scheduled on a Friday (23 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (10 on average).
How much does it cost to fly round-trip from Santiago to Buenos Aires?
Airfare is below average for this route at the moment.
Santiago to Buenos Aires flights typically cost between $146 and $222 in October.The cheapest round-trip price found within the last 5 days was $115 on JetSMART (Oct 25-Oct 29).
How often are flights from Santiago to Buenos Aires delayed?
About 10% of weekly flights between Santiago and Buenos Aires have experienced delays in the past year, with the average delay time being 111 minutes.
What is the most punctual flight time for Santiago to Buenos Aires flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Santiago to Buenos Aires flights?
Over the last year, Sky Airline have had the lowest number of delays on this route, with just 6% of flights being delayed.
How far ahead should I book a flight from Santiago to Buenos Aires?
The best time to book flights from Santiago to Buenos Aires is 88 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest day to fly from Santiago to Buenos Aires?
Use this chart to determine the cheapest time to fly round-trip from Santiago to Buenos Aires. Price data was last updated on September 19, 2026.
Travelers seeking maximum savings on their Santiago to Buenos Aires flight should consider departing on Saturday evenings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
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 21, 2026.
See what other customers who have flown with Aerolineas Argentinas,KLM, andLATAM Airlines from Santiago to Buenos Aires have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
6.5
Boarding
7.9
Entertainment
5.8
Crew
8.4
Overall
8.0
Comfort
7.5
Reviews
1 / 8
6.0
GoodJesica,Jul 2026
MIA - EZE
Food
6.5
Boarding
7.9
Entertainment
5.8
Crew
8.4
Overall
8.0
Comfort
7.5
Reviews
1 / 8
6.0
GoodJesica,Jul 2026
MIA - EZE
Food
6.5
Boarding
7.9
Entertainment
5.8
Crew
8.4
Overall
8.0
Comfort
7.5
Reviews
1 / 8
6.0
GoodJesica,Jul 2026
MIA - EZE
Food
6.5
Boarding
7.9
Entertainment
5.8
Crew
8.4
Overall
8.0
Comfort
7.5
Reviews
1 / 8
6.0
GoodJesica,Jul 2026
MIA - EZE
Food
6.5
Boarding
7.9
Entertainment
5.8
Crew
8.4
Overall
8.0
Comfort
7.5
Reviews
1 / 8
6.0
GoodJesica,Jul 2026
MIA - EZE
Related info for your journey
Find useful and relevant information for your journey from Santiago 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 September 21, 2026.
Complete your trip
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Search flights from Santiago to Buenos Aires by cabin class
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Santiago and Buenos Aires flights
Browse other Santiago and Buenos Aires flight options. Last updated on September 21, 2026.
Other flights from Santiago
Browse through other flights departing from Santiago. Flights are based on user searches made on Cheapflights and were last updated on September 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Santiago to Buenos Aires
Discover the top 5 airlines that operate flights from Santiago 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 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$75 | Average$203 | FlexibilityNo cancel fee | On-time73% | |
| Cheapest$82 | Average$248 | FlexibilityNo cancel fee | On-time59% | |
| Cheapest$115 | Average$173 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$158 | Average$243 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$211 | Average$269 | FlexibilityNo cancel fee | On-time75% |