$255 Cheap Flights from Quito (UIO) to Buenos Aires (AEP)

View $255 flight on Thu, Mar 19, 2026Opens in a new window

Popular airlines from Mariscal Sucre Intl. Airport (UIO) to Buenos Aires (AEP-Aeroparque Jorge Newbery)

Cheap Flights from Quito to Buenos Aires (UIO-AEP)

Prices were available within the past 7 days and start at $255 for one-way flights and $507 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

LATAM Airlines Group
Thu, Apr 2 - Wed, Apr 15
UIO
Quito
AEP
Buenos Aires
$507 Roundtrip, found 5 days ago
$507
Roundtrip
found 5 days ago
Select LATAM Airlines Group flight, departing Thu, Apr 2 from Quito to Buenos Aires, returning Wed, Apr 15, priced at $507 found 5 days ago
LATAM Airlines Group
Thu, Mar 19 - Mon, Mar 23
UIO
Quito
AEP
Buenos Aires
$511 Roundtrip, found 3 days ago
$511
Roundtrip
found 3 days ago
Select LATAM Airlines Group flight, departing Thu, Mar 19 from Quito to Buenos Aires, returning Mon, Mar 23, priced at $511 found 3 days ago
LATAM Airlines Group
Tue, Jan 13 - Mon, Jan 26
UIO
Quito
AEP
Buenos Aires
$517 Roundtrip, found 5 days ago
$517
Roundtrip
found 5 days ago
Select LATAM Airlines Group flight, departing Tue, Jan 13 from Quito to Buenos Aires, returning Mon, Jan 26, priced at $517 found 5 days ago
Jetsmart SPA
Sun, May 3 - Wed, May 6
UIO
Quito
AEP
Buenos Aires
$518 Roundtrip, found 18 hours ago
$518
Roundtrip
found 18 hours ago
Select Jetsmart SPA flight, departing Sun, May 3 from Quito to Buenos Aires, returning Wed, May 6, priced at $518 found 18 hours ago
Jetsmart SPA
Fri, Mar 6 - Fri, Mar 13
UIO
Quito
AEP
Buenos Aires
$523 Roundtrip, found 1 day ago
$523
Roundtrip
found 1 day ago
Select Jetsmart SPA flight, departing Fri, Mar 6 from Quito to Buenos Aires, returning Fri, Mar 13, priced at $523 found 1 day ago
LATAM Airlines Group
Thu, Apr 2 - Wed, Apr 15
UIO
Quito
AEP
Buenos Aires
$531 Roundtrip, found 5 days ago
$531
Roundtrip
found 5 days ago
Select LATAM Airlines Group flight, departing Thu, Apr 2 from Quito to Buenos Aires, returning Wed, Apr 15, priced at $531 found 5 days ago
LATAM Airlines Group
Thu, Mar 19 - Mon, Mar 23
UIO
Quito
AEP
Buenos Aires
$535 Roundtrip, found 3 days ago
$535
Roundtrip
found 3 days ago
Select LATAM Airlines Group flight, departing Thu, Mar 19 from Quito to Buenos Aires, returning Mon, Mar 23, priced at $535 found 3 days ago
Jetsmart SPA
Wed, Apr 8 - Wed, Apr 15
UIO
Quito
AEP
Buenos Aires
$543 Roundtrip, found 6 days ago
$543
Roundtrip
found 6 days ago
Select Jetsmart SPA flight, departing Wed, Apr 8 from Quito to Buenos Aires, returning Wed, Apr 15, priced at $543 found 6 days ago
LATAM Airlines Group
Fri, Nov 21 - Tue, Nov 25
UIO
Quito
AEP
Buenos Aires
$547 Roundtrip, found 3 days ago
$547
Roundtrip
found 3 days ago
Select LATAM Airlines Group flight, departing Fri, Nov 21 from Quito to Buenos Aires, returning Tue, Nov 25, priced at $547 found 3 days ago
avianca
Fri, Mar 13 - Fri, Mar 20
UIO
Quito
AEP
Buenos Aires
$772 Roundtrip, just found
$772
Roundtrip
just found
Select avianca flight, departing Fri, Mar 13 from Quito to Buenos Aires, returning Fri, Mar 20, priced at $772 just found

Alternative airports near Buenos Aires

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ministro Pistarini Intl. EZE. Cheapest option available. Average driving time to city center is 25 minutes. Flights from $702
EZE
Ministro Pistarini Intl.
Cheapest
Average driving time to city center25 min
Flights from $702

Frequently asked questions

How much does a flight from Mariscal Sucre Intl. Airport (UIO) to Aeroparque Jorge Newbery Airport (AEP) cost?
Snag a cheap one-way flight from $255 or cheap return flight from $507 from Mariscal Sucre Intl. Airport (UIO) to Aeroparque Jorge Newbery Airport (AEP) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Mariscal Sucre Intl. Airport (UIO) to Aeroparque Jorge Newbery Airport (AEP)?
The cheapest month to fly from UIO to AEP is April, when demand is low. Off-peak months are often when airlines offer better prices between these airports.
What is the cheapest airline that flies from Mariscal Sucre Intl. Airport (UIO) to Aeroparque Jorge Newbery Airport (AEP)?
To find the cheapest airline flying from UIO to AEP, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Mariscal Sucre Intl. Airport (UIO) to Aeroparque Jorge Newbery Airport (AEP)?
There are no daily nonstop flights from Mariscal Sucre Intl. Airport (UIO) to Aeroparque Jorge Newbery Airport (AEP). But you can choose flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from UIO to AEP?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can vary based on a range of factors, such as the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Mariscal Sucre Intl. Airport (UIO) to Aeroparque Jorge Newbery Airport (AEP)?
To land at Aeroparque Jorge Newbery Airport (AEP) without delays, choose a flight that takes off from Mariscal Sucre Intl. Airport (UIO) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Buenos Aires from Mariscal Sucre Intl. Airport (UIO)?
Ministro Pistarini Intl. Airport (EZE) is the only airport in Buenos Aires with direct flights from Mariscal Sucre Intl. Airport (UIO). Browse the available options and discover cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Mariscal Sucre Intl. Airport (UIO) to Aeroparque Jorge Newbery Airport (AEP) last-minute?
Booking your flight from UIO to AEP right before your getaway is generally more expensive. But if there's some wiggle room with your travel times and dates, you could score a cheap last-minute fare.
Is it cheaper to book an UIO to AEP flight and hotel package?
Booking an UIO to AEP flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Select from our extensive range of hotels and then add flights, activities and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Mariscal Sucre Intl. Airport (UIO) to Aeroparque Jorge Newbery Airport (AEP)?
If you reserved your UIO to AEP flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

Travel information

Origin airport
Mariscal Sucre Intl.
Destination airport
Aeroparque Jorge Newbery
Airlines serving
Jetsmart SPA, LATAM Airlines Group, avianca
Roundtrip price
$506
Distance
2705 mi

Book with confidence

Quito to Buenos Aires Flights

The cheapest times to fly from Quito to Buenos Aires

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Quito to Buenos Aires are during the month of April. You can find some of the cheapest flights from Quito to Buenos Aires with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Quito to Buenos Aires

Sunday is one of the best days to book for cheap flights from Quito to Buenos Aires: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Quito to Buenos Aires

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Quito to Buenos Aires in 2025. You can also book with separate airlines for your outbound and return journeys, from $255 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Quito to Buenos Aires flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Quito to Buenos Aires airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Quito to Buenos Aires Flights

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*Available to One Key members.