$234+ Cheap flights from Quito (UIO) to Buenos Aires (BUE)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
UIO — BUE
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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Find cheap flights from Quito 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 Quito Mariscal Sucr to Buenos Aires are usually found in April or September, booked 60 days in advance, depart on a Wednesday or Monday and return on a Wednesday
Cheap flight deals from Quito to Buenos Aires
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Best
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Cheapest flights from Quito to Buenos AiresExplore the most affordable flight options available from Quito to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
Explore the most affordable flight options available from Quito to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Sun 10/254:48 pm -
1 stop9h 32m
Fri 11/65:30 am -
1 stop12h 34m
Deal found 9/9![JetSMART logo]()
$413
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/304:45 pm -
1 stop10h 20m
Mon 12/75:30 am -
1 stop12h 34m
Deal found 9/9![JetSMART logo]()
$414
This Booking.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/184:50 pm -
1 stop10h 15m
Mon 11/235:30 am -
1 stop12h 34m
Deal found 9/8![JetSMART logo]()
$415
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.
Sun 11/294:50 pm -
1 stop9h 30m
Sun 12/65:20 am -
1 stop12h 44m
Deal found 9/9![JetSMART logo]()
$421
This Booking.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/274:48 pm -
1 stop9h 32m
Mon 11/235:30 am -
1 stop12h 34m
Deal found 9/6![JetSMART logo]()
$422
This Booking.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:48 pm -
1 stop9h 32m
Sun 10/255:30 am -
1 stop12h 33m
Deal found 9/6![JetSMART logo]()
$423
This Kiwi.com deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/194:48 pm -
1 stop9h 32m
Wed 11/45:30 am -
1 stop12h 34m
Deal found 9/5![JetSMART logo]()
$424
This JetSMART 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 JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/114:50 pm -
1 stop10h 15m
Wed 11/185:30 am -
1 stop12h 34m
Deal found 9/10![JetSMART logo]()
$426
This Kiwi.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/294:50 pm -
1 stop9h 30m
Mon 12/75:30 am -
1 stop12h 34m
Deal found 9/7![JetSMART logo]()
$428
This JetSMART deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:48 pm -
1 stop9h 32m
Wed 11/45:30 am -
1 stop12h 34m
Deal found 9/5![JetSMART logo]()
$431
This Booking.com deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/44:50 pm -
1 stop10h 15m
Tue 12/154:55 pm -
1 stop25h 09m
Deal found 9/5![JetSMART logo]()
$489
This Booking.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/164:50 pm -
1 stop8h 25m
Sat 12/194:55 pm -
1 stop25h 09m
Deal found 9/8![JetSMART logo]()
$502
Best flights from Quito to Buenos AiresDiscover carefully curated flight deals from Quito to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Quito to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This JetSMART 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 JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/114:50 pm -
1 stop10h 15m
Wed 11/185:30 am -
1 stop12h 34m
Deal found 9/8![JetSMART logo]()
$426
This Copa Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/183:10 am -
1 stop20h 43m
Mon 11/232:33 pm -
1 stop11h 59m
Deal found 9/8![Copa Airlines logo]()
$648
This JetSMART deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:48 pm -
1 stop9h 32m
Wed 11/45:30 am -
1 stop12h 34m
Deal found 9/5![JetSMART logo]()
$431
This JetSMART deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/294:50 pm -
1 stop9h 30m
Fri 12/115:30 am -
1 stop12h 34m
Deal found 9/7![JetSMART logo]()
$445
This JetSMART deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/114:48 pm -
1 stop9h 32m
Wed 11/45:30 am -
1 stop12h 34m
Deal found 9/7![JetSMART logo]()
$445
This JetSMART deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/264:43 pm -
1 stop9h 37m
Fri 11/135:30 am -
1 stop12h 34m
Deal found 9/7![JetSMART logo]()
$451
This Copa Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/73:11 pm -
1 stop11h 25m
Wed 10/212:49 pm -
1 stop11h 43m
Deal found 9/6![Copa Airlines logo]()
$648
This Copa Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/53:09 am -
1 stop17h 17m
Fri 10/94:15 am -
1 stop11h 52m
Deal found 9/5![Copa Airlines logo]()
$648
This JetSMART deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/154:50 pm -
1 stop9h 30m
Sun 11/225:30 am -
1 stop12h 34m
Deal found 9/7![JetSMART logo]()
$508
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.
Wed 10/2112:27 pm -
1 stop13h 54m
Mon 10/261:18 pm -
2 stops12h 13m
Deal found 9/9![Copa Airlines logo]()
$661
This JetSMART 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 JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/124:48 pm -
1 stop9h 32m
Fri 10/235:30 am -
1 stop12h 33m
Deal found 9/10![JetSMART logo]()
$513
This Copa Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:36 pm -
1 stop28h 11m
Tue 11/178:56 am -
1 stop17h 36m
Deal found 9/6![Copa Airlines logo]()
$661
This JetSMART deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/164:45 pm -
2 stops23h 35m
Thu 11/194:30 pm -
2 stops25h 34m
Deal found 9/7![JetSMART logo]()
$531
This Copa Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2112:27 pm -
1 stop13h 54m
Sun 10/256:00 am -
1 stop20h 32m
Deal found 9/5![Copa Airlines logo]()
$661
This Copa Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/158:32 am -
1 stop15h 21m
Mon 11/232:33 pm -
1 stop11h 59m
Deal found 9/6![Copa Airlines logo]()
$676
This JetSMART deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/154:50 pm -
1 stop9h 30m
Wed 11/255:30 am -
1 stop12h 34m
Deal found 9/7![JetSMART logo]()
$572
Last-minute flights from Quito to Buenos AiresDiscover last-minute flight deals from Quito to Buenos Aires. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Quito to Buenos Aires. Data last updated September 10, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/274:48 pm -
1 stop9h 32m
Mon 11/235:30 am -
1 stop12h 34m
Deal found 9/6![JetSMART logo]()
$422
This Kiwi.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/297:55 am -
1 stop16h 50m
Thu 11/511:20 am -
2 stops30h 44m
Deal found 9/6![Multiple Airlines logo]()
$600
This Avianca 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/65:25 pm -
1 stop9h 40m
Tue 10/136:10 am -
Nonstop6h 15m
Deal found 9/9![Avianca logo]()
$617
This JetSMART 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 JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/94:48 pm -
1 stop9h 32m
Sun 10/255:30 am -
1 stop12h 33m
Deal found 9/8![JetSMART logo]()
$426
This Kiwi.com deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/194:48 pm -
1 stop9h 32m
Wed 11/45:30 am -
1 stop12h 34m
Deal found 9/5![JetSMART logo]()
$424
This FlightHub deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/194:48 pm -
1 stop9h 32m
Fri 10/235:30 am -
1 stop12h 33m
Deal found 9/6![JetSMART logo]()
$437
This JetSMART deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:48 pm -
1 stop9h 32m
Fri 10/305:35 am -
1 stop12h 29m
Deal found 9/7![JetSMART logo]()
$443
This Booking.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:48 pm -
1 stop9h 32m
Sun 10/255:30 am -
1 stop12h 33m
Deal found 9/6![JetSMART logo]()
$423
This JetSMART deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:48 pm -
1 stop9h 32m
Wed 11/45:30 am -
1 stop12h 34m
Deal found 9/5![JetSMART logo]()
$431
This JetSMART deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:48 pm -
1 stop9h 32m
Mon 11/25:30 am -
1 stop12h 34m
Deal found 9/5![JetSMART logo]()
$436
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.
Sun 10/254:48 pm -
1 stop9h 32m
Fri 11/65:30 am -
1 stop12h 34m
Deal found 9/9![JetSMART logo]()
$413
This JetSMART 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 JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/264:43 pm -
1 stop9h 37m
Fri 11/135:30 am -
1 stop12h 34m
Deal found 9/8![JetSMART logo]()
$435
One-way flights from Quito to Buenos AiresSearch for one-way flight options from Quito to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from Quito to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This JetSMART 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 JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/24:50 pm -
2 stops23h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![JetSMART logo]()
$234
This OneTravel deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/24:48 pm -
1 stop9h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![JetSMART logo]()
$239
This Justfly.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/214:50 pm -
1 stop10h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![JetSMART logo]()
$245
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/284:50 pm -
1 stop10h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![JetSMART logo]()
$247
This FlightHub deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/184:50 pm -
2 stops16h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![JetSMART logo]()
$248
This JetSMART deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/74:48 pm -
1 stop9h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![JetSMART logo]()
$260
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/304:48 pm -
1 stop9h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![JetSMART logo]()
$261
This JetSMART 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 JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/254:50 pm -
2 stops20h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![JetSMART logo]()
$267
This JetSMART 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 JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/84:50 pm -
2 stops26h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![JetSMART logo]()
$268
This JetSMART deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/34:49 pm -
2 stops14h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![JetSMART logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/254:48 pm -
2 stops36h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/164:45 pm -
2 stops36h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$284
Find flight deals from Quito to Buenos Aires
Discover tips and strategies to find the most affordable flight options for your journey from Quito (UIO) 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 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $413 (Kiwi.com) |
One-way from | $234 (JetSMART) |
Popular in | February |
Cheapest in | April |
Average price | $524 |
Good round-trip deal | $620 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Quito 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 10, 2026.
Use the filters below to find and compare flights from Quito to Buenos Aires that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
QuitoBuenos Aires
UIO Quito Mariscal Sucr - AEP Buenos Aires Jorge Newbery
UIOAEP
Quito Mariscal Sucr
Mon 11/2
4:50 pm-6:20 pm
2 stops23h 30m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$234
QuitoBuenos Aires
UIO Quito Mariscal Sucr - AEP Buenos Aires Jorge Newbery
UIOAEP
Quito Mariscal Sucr
Wed 10/7
4:48 pm-4:20 am
1 stop9h 32m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$260
QuitoBuenos Aires
UIO Quito Mariscal Sucr - AEP Buenos Aires Jorge Newbery
UIOAEP
Quito Mariscal Sucr
Wed 9/30
4:48 pm-4:20 am
1 stop9h 32m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$283
QuitoBuenos Aires
UIO Quito Mariscal Sucr - AEP Buenos Aires Jorge Newbery
UIOAEP
Quito Mariscal Sucr
Wed 9/23
4:48 pm-4:20 am
1 stop9h 32m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$305
QuitoBuenos Aires
UIO Quito Mariscal Sucr - AEP Buenos Aires Jorge Newbery
UIOAEP
Quito Mariscal Sucr
Thu 10/22
6:00 am-6:30 pm
2 stops10h 30m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$337
QuitoBuenos Aires
UIO Quito Mariscal Sucr - EZE Buenos Aires Ministro Pistarini
UIOEZE
Quito Mariscal Sucr
Mon 11/9
8:32 am-3:58 am
1 stop17h 26m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$337
QuitoBuenos Aires
UIO Quito Mariscal Sucr - EZE Buenos Aires Ministro Pistarini
UIOEZE
Quito Mariscal Sucr
Wed 11/18
8:32 am-12:47 am
1 stop14h 15m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$337
QuitoBuenos Aires
UIO Quito Mariscal Sucr - EZE Buenos Aires Ministro Pistarini
UIOEZE
Quito Mariscal Sucr
Wed 11/4
3:11 pm-3:58 am
1 stop10h 47m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$337
QuitoBuenos Aires
UIO Quito Mariscal Sucr - EZE Buenos Aires Ministro Pistarini
UIOEZE
Quito Mariscal Sucr
Tue 11/10
3:11 pm-5:20 am
1 stop12h 09m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$337
QuitoBuenos Aires
UIO Quito Mariscal Sucr - EZE Buenos Aires Ministro Pistarini
UIOEZE
Quito Mariscal Sucr
Mon 11/2
8:32 am-12:07 am
1 stop13h 35m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$337
Showing 1-10 of 34 resultsSorted by cheapest first
Compare providers for flights from Quito 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 Quito to Buenos Aires in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Quito-Buenos Aires flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Quito-Buenos Aires flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Quito-Buenos Aires flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Quito-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 Quito-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 Quito to Buenos Aires
Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Quito with our price prediction graph.
UIO-BUE
UIO-AEP
UIO-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 Quito to Buenos Aires
UIO-BUE
UIO-AEP
UIO-EZE
What is the cheapest month to book a flight from Quito to Buenos Aires?
Currently, April is the cheapest month in which you can book a flight from Quito to Buenos Aires (average of $526). Flying from Quito to Buenos Aires in February is currently the most expensive (average of $660). 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 UIO to BUE?
Find hourly flight availability from Quito 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 10, 2026.
When flying from Quito to Buenos Aires, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How much does it cost to fly round-trip from Quito to Buenos Aires?
Airfare is below average for this route at the moment.
Quito to Buenos Aires flights typically cost between $469 and $633 in October.The cheapest round-trip price found within the last 5 days was $413 on JetSMART (Oct 25-Nov 6).
How often are flights from Quito to Buenos Aires delayed?
About 7% of weekly flights between Quito and Buenos Aires have experienced delays in the past year, with the average delay time being 80 minutes.
What is the most punctual flight time for Quito to Buenos Aires flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Saturday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Quito to Buenos Aires flights?
Over the last year, Avianca have had the lowest number of delays on this route, with just 7% of flights being delayed.
How far ahead should I book a flight from Quito to Buenos Aires?
The price you pay for your flight from Quito to Buenos Aires may vary depending on when you book. For the best chance of a lower fare, look to book 59 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
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 10, 2026.
Read through reviews of airlines operating flights from Quito to Buenos Aires, such as Copa Airlines,LATAM Airlines, andJetSMART. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
6.9
Overall
7.6
Food
6.9
Comfort
7.4
Crew
8.1
Boarding
7.8
Reviews
1 / 20
2.0
MediocreAnonymous,Jul 2026
BOS - PTY
Entertainment
6.9
Overall
7.6
Food
6.9
Comfort
7.4
Crew
8.1
Boarding
7.8
Reviews
1 / 20
2.0
MediocreAnonymous,Jul 2026
BOS - PTY
Entertainment
6.9
Overall
7.6
Food
6.9
Comfort
7.4
Crew
8.1
Boarding
7.8
Reviews
1 / 20
2.0
MediocreAnonymous,Jul 2026
BOS - PTY
Entertainment
6.9
Overall
7.6
Food
6.9
Comfort
7.4
Crew
8.1
Boarding
7.8
Reviews
1 / 20
2.0
MediocreAnonymous,Jul 2026
BOS - PTY
Entertainment
6.9
Overall
7.6
Food
6.9
Comfort
7.4
Crew
8.1
Boarding
7.8
Reviews
1 / 20
2.0
MediocreAnonymous,Jul 2026
BOS - PTY
Related info for your journey
Find useful and relevant information for your journey from Quito 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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Find flights from Quito to Buenos Aires, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Quito and Buenos Aires flights
Browse other Quito and Buenos Aires flight options. Last updated on September 10, 2026.
Other flights from Quito
Browse through other flights departing from Quito. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.
Popular flight searches
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Top 2 airlines flying from Quito to Buenos Aires
Discover the top 2 airlines that operate flights from Quito 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 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$418 | Average$630 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$469 | Average$659 | FlexibilityNo cancel fee | On-time71% |