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Cheap flights from Quito to Buenos Aires from £168

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/5. Fares are subject to change and may not be available on all flights or dates of travel.
UIO — BUE
4 Jan — 11 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Quito to Buenos Aires

Enter your travel dates to find the best prices.

Cheapest flights from Quito to Buenos Aires
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 5 December 2025.

Wed 17/1216:49UIO - AEP
2 stops23h 51mJetSMART
Wed 28/122:10AEP - UIO
2 stops43h 50mJetSMART
Deal found 2/12£375
Fri 5/1203:10UIO - EZE
1 stop20h 48mCopa Airlines
Tue 24/209:16EZE - UIO
1 stop17h 15mCopa Airlines
Deal found 2/12£444
Wed 3/1203:10UIO - EZE
1 stop17h 21mCopa Airlines
Fri 20/209:16EZE - UIO
1 stop10h 16mCopa Airlines
Deal found 3/12£462
Sat 6/1203:10UIO - EZE
1 stop20h 48mCopa Airlines
Tue 9/1203:41EZE - UIO
1 stop11h 10mCopa Airlines
Deal found 3/12£504
Fri 12/1216:49UIO - AEP
2 stops40h 31mJetSMART
Thu 15/122:10AEP - UIO
2 stops19h 50mJetSMART
Deal found 2/12£519
Fri 5/1214:33UIO - EZE
1 stop11h 43mCopa Airlines
Mon 8/1203:41EZE - UIO
1 stop11h 10mCopa Airlines
Deal found 2/12£522
Tue 9/1217:00UIO - EZE
1 stop10h 10mAvianca
Sat 13/1206:15EZE - UIO
Nonstop6h 05mAvianca
Deal found 3/12£538
Wed 3/1203:10UIO - EZE
1 stop19h 48mCopa Airlines
Mon 16/202:27EZE - UIO
1 stop12h 25mCopa Airlines
Deal found 2/12£554
Wed 10/1216:49UIO - AEP
1 stop9h 31mJetSMART
Wed 17/1205:20AEP - UIO
1 stop12h 40mJetSMART
Deal found 2/12£623
Sun 7/1216:49UIO - AEP
1 stop9h 31mJetSMART
Sun 25/105:15AEP - UIO
1 stop12h 40mJetSMART
Deal found 4/12£642
Sun 7/1216:49UIO - AEP
1 stop9h 31mJetSMART
Fri 23/105:15AEP - UIO
1 stop12h 45mJetSMART
Deal found 4/12£654
Fri 19/1216:49UIO - AEP
1 stop9h 31mJetSMART
Sun 28/1205:20AEP - UIO
1 stop12h 40mJetSMART
Deal found 3/12£658

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 5 December 2025.

Round-trip from

£326

One-way from

£168

Popular in

December

Cheapest in

March

Average price

£472

Good one-way deal

£244 or less
JetSMART
  • JetSMART
  • 3/4-15/4
  • 2 total stops
  • 22h 18m total
  • Quito to Buenos Aires
Search Deals
JetSMART
  • JetSMART
  • 22/5
  • 2 total stops
  • 16h 39m total
  • Quito to Buenos Aires
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£7 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a one-way flight from Quito Mariscal Sucr to Buenos Aires (BUE).
Search Deals

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 5 December 2025.
Use the filters below to find and compare flights from Quito to Buenos Aires that are best for you.

Fly from

Quito

Fly to

Buenos Aires

Route

Depart

Return

Price

QuitoBuenos Aires

UIO - AEP

UIOAEP

Quito Mariscal Sucr

Fri 1/5

16:41-11:20

2 stops16h 39m

Buenos Aires Jorge Newbery

Tue 5/5

19:06-15:54

2 stops22h 48m

£346

QuitoBuenos Aires

UIO - AEP

UIOAEP

Quito Mariscal Sucr

Sun 22/3

16:49-04:20

1 stop9h 31m

Buenos Aires Jorge Newbery

Wed 25/3

05:15-16:00

1 stop12h 45m

£350

QuitoBuenos Aires

UIO - AEP

UIOAEP

Quito Mariscal Sucr

Sun 15/3

16:49-04:20

1 stop9h 31m

Buenos Aires Jorge Newbery

Sun 22/3

05:15-16:00

1 stop12h 45m

£360

QuitoBuenos Aires

UIO - AEP

UIOAEP

Quito Mariscal Sucr

Fri 6/3

16:49-15:20

2 stops20h 31m

Buenos Aires Jorge Newbery

Sat 21/3

16:30-16:00

2 stops25h 30m

£360

QuitoBuenos Aires

UIO - EZE

UIOEZE

Quito Mariscal Sucr

Fri 6/3

16:49-00:30

2 stops29h 41m

Buenos Aires Ministro Pistarini

Sat 21/3

19:04-16:00

2 stops22h 56m

£360

QuitoBuenos Aires

UIO - AEP

UIOAEP

Quito Mariscal Sucr

Fri 1/5

16:41-04:20

1 stop9h 39m

Buenos Aires Jorge Newbery

Sun 10/5

05:15-16:09

1 stop12h 54m

£371

QuitoBuenos Aires

UIO - AEP

UIOAEP

Quito Mariscal Sucr

Wed 17/12

16:49-18:40

2 stops23h 51m

Buenos Aires Jorge Newbery

Wed 28/1

22:10-16:00

2 stops43h 50m

£375

QuitoBuenos Aires

UIO - AEP

UIOAEP

Quito Mariscal Sucr

Wed 25/3

16:49-18:40

2 stops23h 51m

Buenos Aires Jorge Newbery

Sat 28/3

16:30-16:00

2 stops25h 30m

£379

QuitoBuenos Aires

UIO - AEP

UIOAEP

Quito Mariscal Sucr

Sun 8/3

16:49-04:20

1 stop9h 31m

Buenos Aires Jorge Newbery

Fri 20/3

05:15-16:00

1 stop12h 45m

£381

QuitoBuenos Aires

UIO - AEP

UIOAEP

Quito Mariscal Sucr

Wed 4/3

16:49-04:20

1 stop9h 31m

Buenos Aires Jorge Newbery

Fri 20/3

05:15-16:00

1 stop12h 45m

£385

Flights are sorted by cheapest return flights first.

Deals found on 3/12

Showing 1-10 of 40 results
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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.
Estimated return 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

How far ahead should I book a flight from Quito to Buenos Aires?

Use this chart to determine the optimal time to book a return flight from Quito to Buenos Aires. Price data was last updated on 28 November 2025.

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 62 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Quito to Buenos Aires?

Currently, May is the cheapest month in which you can book a flight from Quito to Buenos Aires (average of £172). Flying from Quito to Buenos Aires in February is currently the most expensive (average of £229). 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 5 December 2025.

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.

Weekly flight availability from Quito to Buenos Aires

Explore weekly flight availability from Quito 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 5 December 2025.

The most flights from UIO to BUE are scheduled on a Wednesday (4 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).

How often are flights from Quito to Buenos Aires delayed?

About 9% of weekly flights between Quito and Buenos Aires have experienced delays in the past year, with the average delay time being 147 minutes.

What is the most punctual flight time for Quito to Buenos Aires flights?

Historically, flights departing in the morning 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?

Friday 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 past year, Avianca have had the lowest number of delays on this route, with just 9% of flights being delayed.

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.

  • What airport do you fly from for flights from Quito to Buenos Aires?

    For a flight from Quito to Buenos Aires, you will be flying from Mariscal Sucr. Quito Mariscal Sucr (UIO) is just 14.0 mi from the center of the city. Mariscal Sucr is the only Quito airport and it handles 2 outbound flights to Buenos Aires per day. 0 airlines have flights to Buenos Aires from Quito Mariscal Sucr on a regular basis.

  • How long is the flight from Quito to Buenos Aires?

    Airlines like JetSMART fly from Quito to Buenos Aires in about 16h 39m. The time it takes to get you to your destination can typically vary by up to . The distance between Quito and Buenos Aires is about 2704 mi.

  • What are the most reliable airlines from Quito to Buenos Aires?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Quito to Buenos Aires on time: Avianca Costa Rica (70%), Avianca (57%), Avianca Ecuador (43%).

  • What are the cheapest flights from Quito to Buenos Aires?

    Looking for the cheapest flight from Quito to Buenos Aires? While on average our users pay £244, our data indicates the cheapest price to be £244. The most popular route (Quito Mariscal Sucr - Buenos Aires Ministro Pistarini), is priced around £469.

  • Can I find deals for flights from Quito to Buenos Aires that include hotel bookings?

    Yes. In addition to deals on Quito to Buenos Aires flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Quito to Buenos Aires?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Quito to Buenos Aires.

  • Can I find deals for business class flights from Quito to Buenos Aires?

    Yes. Cheapflights offers flight deals from Quito to Buenos Aires by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Quito to Buenos Aires?

    Currently, May is the cheapest month in which you can book a flight from Quito to Buenos Aires (average of £172). Flying from Quito to Buenos Aires in February is currently the most expensive (average of £229). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Quito to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
Quito to Ministro Pistarini flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Quito to Buenos Aires?

Cheapflights makes it easy to find Quito to Buenos Aires flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Quito to Buenos Aires?

Cheapflights helps you find that perfect flight to Buenos Aires from Quito by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Quito to Buenos Aires with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Quito to Buenos Aires, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Quito to Buenos Aires become cheaper?

Yes! Start tracking prices for Quito to Buenos Aires flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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