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Cheap flights from Quito to Buenos Aires from $231

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Quito to Buenos Aires departing on 10/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

JetSMART Logo
4:41 pm - 4:40 amUIO-AEP
9h 59m1 stop
JetSMART Logo
5:10 pm - 4:00 pmAEP-UIO
24h 50m2 stops
$514JetSMART
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Fri, Oct 17 - Sat, Nov 1
JetSMART Logo
4:41 pm - 4:40 amUIO-AEP
9h 59m1 stop
JetSMART Logo
5:10 pm - 4:00 pmAEP-UIO
24h 50m2 stops
$526JetSMART
Find Deal
Fri, Oct 17 - Sat, Nov 1
Logo
4:49 pm - 4:20 amUIO-AEP
9h 31m1 stop
Logo
3:40 pm - 3:20 amAEP-UIO
13h 40m2 stops
$568
Find Deal
Fri, Dec 12 - Thu, Jan 15
Logo
4:49 pm - 4:20 amUIO-AEP
9h 31m1 stop
Logo
3:40 pm - 3:20 amAEP-UIO
13h 40m2 stops
$573
Find Deal
Fri, Dec 19 - Thu, Jan 15
LATAM Airlines Logo
11:00 am - 7:40 amUIO-AEP
18h 40m2 stops
LATAM Airlines Logo
5:05 pm - 2:04 amAEP-UIO
10h 59m1 stop
$617LATAM Airlines
Find Deal
Mon, Oct 20 - Sat, Oct 25
LATAM Airlines Logo
6:00 am - 2:30 amUIO-EZE
18h 30m2 stops
LATAM Airlines Logo
12:48 pm - 2:04 amEZE-UIO
15h 16m2 stops
$617LATAM Airlines
Find Deal
Mon, Oct 20 - Sat, Oct 25
Copa Airlines Logo
3:12 pm - 4:10 amUIO-EZE
10h 58m1 stop
Copa Airlines Logo
2:32 pm - 12:32 amEZE-UIO
12h 00m1 stop
$619Copa Airlines
Find Deal
Mon, Oct 27 - Tue, Oct 28
Avianca Logo
4:45 pm - 5:35 amUIO-EZE
10h 50m1 stop
Avianca Logo
7:35 am - 5:55 pmEZE-UIO
12h 20m1 stop
$629Avianca
Find Deal
Tue, Oct 21 - Mon, Nov 3
Copa Airlines Logo
3:11 am - 1:00 amUIO-EZE
19h 49m1 stop
Copa Airlines Logo
3:57 am - 12:51 pmEZE-UIO
10h 54m1 stop
$632Copa Airlines
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Sun, Nov 16 - Tue, Nov 25
Avianca Logo
3:30 am - 3:50 pmUIO-EZE
10h 20mnonstop
Avianca Logo
4:55 pm - 1:20 amEZE-UIO
10h 25mnonstop
$635Avianca
Find Deal
Wed, Nov 5 - Wed, Nov 12

Copa Airlines flights from Quito to Buenos Aires

Our best Copa Airlines deals on Quito to Buenos Aires flight tickets
Copa Airlines
Oct 27
UIO3:12 pmQuito Mariscal Sucr
10h 58m
1 stop
EZE4:10 amBuenos Aires Ministro Pistarini
Oct 28
EZE2:32 pmBuenos Aires Ministro Pistarini
12h 00m
1 stop
UIO12:32 amQuito Mariscal Sucr
$619
Find similar
Copa Airlines
Nov 16
UIO3:11 amQuito Mariscal Sucr
19h 49m
1 stop
EZE1:00 amBuenos Aires Ministro Pistarini
Nov 25
EZE3:57 amBuenos Aires Ministro Pistarini
10h 54m
1 stop
UIO12:51 pmQuito Mariscal Sucr
$632
Find similar
Copa Airlines
Oct 30
UIO3:12 pmQuito Mariscal Sucr
11h 07m
1 stop
EZE4:19 amBuenos Aires Ministro Pistarini
Nov 10
EZE3:57 amBuenos Aires Ministro Pistarini
10h 54m
1 stop
UIO12:51 pmQuito Mariscal Sucr
$643
Find similar

Avianca flights from Quito to Buenos Aires

Our best Avianca deals on Quito to Buenos Aires flight tickets
Avianca
Oct 21
UIO4:45 pmQuito Mariscal Sucr
10h 50m
1 stop
EZE5:35 amBuenos Aires Ministro Pistarini
Nov 3
EZE7:35 amBuenos Aires Ministro Pistarini
12h 20m
1 stop
UIO5:55 pmQuito Mariscal Sucr
$629
Find similar
Avianca
Nov 5
UIO3:30 amQuito Mariscal Sucr
10h 20m
EZE3:50 pmBuenos Aires Ministro Pistarini
Nov 12
EZE4:55 pmBuenos Aires Ministro Pistarini
10h 25m
UIO1:20 amQuito Mariscal Sucr
$635
Find similar
Avianca
Nov 14
UIO9:15 pmQuito Mariscal Sucr
5h 55m
EZE5:10 amBuenos Aires Ministro Pistarini
Nov 23
EZE7:35 amBuenos Aires Ministro Pistarini
12h 20m
1 stop
UIO5:55 pmQuito Mariscal Sucr
$640
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated September 14, 2025.
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

Price

QuitoBuenos Aires

UIO - AEP

UIOAEP

Quito Mariscal Sucr

Fri 10/17

4:41 pm-4:40 am

1 stop9h 59m

Buenos Aires Jorge Newbery

Sat 11/1

5:10 pm-4:00 pm

2 stops24h 50m

$514

QuitoBuenos Aires

UIO - AEP

UIOAEP

Quito Mariscal Sucr

Fri 10/17

4:41 pm-4:40 am

1 stop9h 59m

Buenos Aires Jorge Newbery

Sat 11/1

5:10 pm-4:00 pm

2 stops24h 50m

$526

QuitoBuenos Aires

UIO - AEP

UIOAEP

Quito Mariscal Sucr

Fri 12/12

4:49 pm-4:20 am

1 stop9h 31m

Buenos Aires Jorge Newbery

Thu 1/15

3:40 pm-3:20 am

2 stops13h 40m

$568

QuitoBuenos Aires

UIO - AEP

UIOAEP

Quito Mariscal Sucr

Fri 12/19

4:49 pm-4:20 am

1 stop9h 31m

Buenos Aires Jorge Newbery

Thu 1/15

3:40 pm-3:20 am

2 stops13h 40m

$573

QuitoBuenos Aires

UIO - AEP

UIOAEP

Quito Mariscal Sucr

Mon 10/20

11:00 am-7:40 am

2 stops18h 40m

Buenos Aires Jorge Newbery

Sat 10/25

5:05 pm-2:04 am

1 stop10h 59m

$617

QuitoBuenos Aires

UIO - EZE

UIOEZE

Quito Mariscal Sucr

Mon 10/20

6:00 am-2:30 am

2 stops18h 30m

Buenos Aires Ministro Pistarini

Sat 10/25

12:48 pm-2:04 am

2 stops15h 16m

$617

QuitoBuenos Aires

UIO - EZE

UIOEZE

Quito Mariscal Sucr

Mon 10/27

3:12 pm-4:10 am

1 stop10h 58m

Buenos Aires Ministro Pistarini

Tue 10/28

2:32 pm-12:32 am

1 stop12h 00m

$619

QuitoBuenos Aires

UIO - EZE

UIOEZE

Quito Mariscal Sucr

Tue 10/21

4:45 pm-5:35 am

1 stop10h 50m

Buenos Aires Ministro Pistarini

Mon 11/3

7:35 am-5:55 pm

1 stop12h 20m

$629

QuitoBuenos Aires

UIO - EZE

UIOEZE

Quito Mariscal Sucr

Sun 11/16

3:11 am-1:00 am

1 stop19h 49m

Buenos Aires Ministro Pistarini

Tue 11/25

3:57 am-12:51 pm

1 stop10h 54m

$632

QuitoBuenos Aires

UIO - EZE

UIOEZE

Quito Mariscal Sucr

Wed 11/5

3:30 am-3:50 pm

Nonstop10h 20m

Buenos Aires Ministro Pistarini

Wed 11/12

4:55 pm-1:20 am

Nonstop10h 25m

$635

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Buenos Aires from

How to get the cheapest flight ticket from Quito to Buenos Aires

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Quito and Buenos Aires?

What is the cheapest month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from Quito is in March. Flight prices, which tend to average around $584, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of March, then book flights to Buenos Aires from Quito during October instead. Flights to Buenos Aires in October, while not as cheap as those in March, still average around $584.

What is the cheapest day to depart on your flight to Buenos Aires?

On average, the least expensive day to fly to Buenos Aires from Quito is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $585. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires on Wednesday is $680.

What is the cheapest time of day to depart on your flight to Buenos Aires?

Our most recent data shows that the best time of day to fly to Buenos Aires is in the morning. Flights from Quito to Buenos Aires during this time can be as low as $613. Try not to purchase tickets in the afternoon because they tend to be around $637. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Quito Mariscal Sucr to Buenos Aires flight route?

Fly from Quito Mariscal Sucr to Buenos Aires Ministro Pistarini for the best Quito Mariscal Sucr - Buenos Aires flight prices

How far in advance should I book a flight to Buenos Aires?

You are more likely to see cheaper flights to Buenos Aires from Quito when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around $607 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from Quito for as low as $548 on momondo.

What cabin class options are available on Quito Mariscal Sucr to Buenos Aires flights?

There is only 1 cabin class available to choose from on Quito Mariscal Sucr to Buenos Aires flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Quito to Buenos Aires flights?

You could potentially save up to 31% on your flight if you consider stops on a Quito to Buenos Aires flight.

How have Quito to Buenos Aires flight prices changed over time?

As of September 2025, prices for Quito to Buenos Aires flights are approximately 23% cheaper when compared to flights at the same time last year.

When to book flights from Quito to Buenos Aires

Are you open to changing your travel dates? Check out the ideal times to fly from Quito to Buenos Aires according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Quito to Buenos Aires (UIO to BUE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Quito to Buenos Aires

Best Price Found

$536

Fastest flight time

5h 45m

Direct flights

Every day

Airports in Buenos Aires

1 airport
The best flight deal from Quito to Buenos Aires found on momondo in the last 72 hours is $536
The fastest flight from Quito to Buenos Aires takes 5h 45m
Direct flights go from Quito to Buenos Aires every day.
There is 1 airport near Buenos Aires: Buenos Aires Ministro Pistarini (EZE)
Search flight deals

  • How far is Quito Mariscal Sucr to Buenos Aires by plane?

    Quito Mariscal Sucr and Buenos Aires are 2706.7 mi apart from one another. A reasonable flight in good conditions will take 5h 45m.

  • When did momondo last update prices for flights from Quito Mariscal Sucr Airport to Buenos Aires?

    Prices for flights from Quito Mariscal Sucr Airport to Buenos Aires were last updated today.

  • How many operators does momondo search for flights from Quito Mariscal Sucr Airport to Buenos Aires?

  • How old do you have to be to fly from Quito Mariscal Sucr Airport to Buenos Aires?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Quito Mariscal Sucr Airport to Buenos Aires.

  • What documentation or ID do you need to fly to Buenos Aires?

    The required travel and health documents for your Buenos Aires trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Buenos Aires. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Quito to Buenos Aires?

  • What is the most popular airline from Quito to Buenos Aires?

Best airlines flying from Quito to Buenos Aires

Compare and see reviews for airlines that fly from Quito to Buenos Aires with momondo
Airline
Rating
Free Cancellation
Price
AviancaPriceFrom $524Free CancellationRating
6.7
2,435 reviews
Search Avianca flights
LATAM AirlinesPriceFrom $525Free CancellationRating
7.5
1,847 reviews
Search LATAM Airlines flights

  • Avianca Flights From Quito to Buenos Aires

    Avianca flight deals from Quito to Buenos Aires start from $524 round-trip. Over the 5 Avianca flights for this route in a normal week, average airfare is usually $612 round-trip - but some users have found much cheaper deals with momondo.

Why use momondo?

Why should I use momondo to find a flight deal from Quito to Buenos Aires?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Quito to Buenos Aires. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Quito to Buenos Aires with flexible booking policies on momondo?

Yes. All flights to Buenos Aires from Quito on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Quito to Buenos Aires?

momondo helps you find the best flight between Quito and Buenos Aires by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Quito to Buenos Aires right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Quito to Buenos Aires flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 17.0 mi from Buenos Aires
Buenos Aires Jorge Newbery Airport
Buenos Aires Ministro Pistarini Airport