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Cheap flights from Quebec to Buenos Aires from C$ 429

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 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — BUE
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Quebec to Buenos Aires

Keep the following information in mind while searching for Quebec to Buenos Aires flight deals. Data was last updated 30 October 2025.

Round-trip from

C$ 1,070

One-way from

C$ 497

Popular in

December

Cheapest in

September

Average price

C$ 1,248
United Airlines
  • United Airlines
  • 13/1-27/1
  • 4 total stops
  • 47h 03m total
  • Quebec to Buenos Aires
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Avianca
  • Avianca
  • 25/1
  • 1 total stop
  • 15h 50m total
  • Quebec to Buenos Aires
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 156 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 45 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Quebec to Buenos Aires

Enter your travel dates to find the best prices.

Cheapest flights from Quebec to Buenos Aires
Explore the most affordable flight options available from Quebec to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2025.

Thu 30/108:41 a.m.YUL - EZE
1 stop18h 29mCopa Airlines
Wed 5/113:57 a.m.EZE - YUL
1 stop21h 46mCopa Airlines
Deal found 29/10C$ 1,070
Tue 11/117:10 a.m.YUL - EZE
1 stop15h 43mCopa Airlines
Mon 24/113:57 a.m.EZE - YUL
1 stop21h 46mCopa Airlines
Deal found 30/10C$ 1,071
Thu 11/126:00 a.m.YOW - EZE
2 stops25h 20mUnited Airlines
Wed 24/1211:55 p.m.EZE - YOW
2 stops39h 37mUnited Airlines
Deal found 30/10C$ 1,078
Fri 28/117:10 a.m.YUL - EZE
1 stop19h 12mCopa Airlines
Thu 4/122:15 a.m.EZE - YUL
1 stop23h 28mCopa Airlines
Deal found 29/10C$ 1,079
Wed 12/1112:45 p.m.YUL - EZE
2 stops32h 45mMultiple Airlines
Tue 9/1211:20 a.m.EZE - YUL
1 stop14h 55mMultiple Airlines
Deal found 29/10C$ 1,086
Sat 20/127:00 a.m.YUL - EZE
2 stops22h 20mUnited Airlines
Thu 8/110:05 p.m.EZE - YUL
2 stops19h 11mUnited Airlines
Deal found 30/10C$ 1,088
Thu 13/1112:45 p.m.YUL - EZE
2 stops27h 58mMultiple Airlines
Thu 11/1211:20 a.m.EZE - YUL
1 stop14h 55mMultiple Airlines
Deal found 29/10C$ 1,091
Tue 25/119:45 a.m.YOW - EZE
2 stops21h 35mUnited Airlines
Tue 2/1211:55 p.m.EZE - YOW
2 stops24h 01mUnited Airlines
Deal found 28/10C$ 1,093
Fri 28/119:15 a.m.YUL - EZE
2 stops20h 05mUnited Airlines
Fri 5/1210:05 p.m.EZE - YUL
2 stops17h 55mUnited Airlines
Deal found 29/10C$ 1,100
Sat 20/127:00 a.m.YUL - EZE
2 stops22h 20mUnited Airlines
Fri 9/110:05 p.m.EZE - YUL
2 stops19h 11mUnited Airlines
Deal found 30/10C$ 1,103
Mon 10/117:00 a.m.YUL - EZE
1 stop24h 00mDelta
Mon 24/118:55 p.m.EZE - YUL
1 stop16h 45mDelta
Deal found 29/10C$ 1,110
Thu 25/1212:37 p.m.YUL - EZE
1 stop18h 23mDelta
Fri 16/18:55 p.m.EZE - YUL
2 stops28h 17mDelta
Deal found 29/10C$ 1,113

Cheapflights Fare Finder

 
Customize your flight search to find flights from Quebec 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 629,999 searches. Data last updated 30 October 2025.
Use the filters below to find and compare flights from Quebec to Buenos Aires that are best for you.

Fly from

Quebec

Fly to

Buenos Aires

Route

Depart

Return

Price

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Tue 20/1

9:15 a.m.-7:20 a.m.

2 stops20h 05m

Buenos Aires Ministro Pistarini

Tue 27/1

10:05 p.m.-9:17 p.m.

2 stops25h 12m

C$ 1,070

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Sun 8/3

2:15 p.m.-8:20 a.m.

2 stops41h 05m

Buenos Aires Ministro Pistarini

Tue 24/3

9:05 p.m.-4:15 p.m.

2 stops20h 10m

C$ 1,079

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Sat 17/1

6:00 a.m.-9:20 a.m.

2 stops25h 20m

Buenos Aires Ministro Pistarini

Tue 27/1

10:05 p.m.-3:16 p.m.

2 stops19h 11m

C$ 1,084

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Fri 16/1

6:00 a.m.-9:20 a.m.

2 stops25h 20m

Buenos Aires Ministro Pistarini

Thu 22/1

10:05 p.m.-9:17 p.m.

2 stops25h 12m

C$ 1,099

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Sat 17/1

6:00 a.m.-9:20 a.m.

2 stops25h 20m

Buenos Aires Ministro Pistarini

Fri 6/2

10:05 p.m.-9:42 p.m.

2 stops25h 37m

C$ 1,099

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Sun 25/1

6:00 a.m.-9:20 a.m.

2 stops25h 20m

Buenos Aires Ministro Pistarini

Sun 8/2

10:05 p.m.-7:48 p.m.

2 stops23h 43m

C$ 1,100

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Fri 23/1

6:00 a.m.-7:20 a.m.

2 stops23h 20m

Buenos Aires Ministro Pistarini

Sat 7/2

10:05 p.m.-7:48 p.m.

2 stops23h 43m

C$ 1,100

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Sun 25/1

9:15 a.m.-9:20 a.m.

2 stops22h 05m

Buenos Aires Ministro Pistarini

Fri 6/2

10:05 p.m.-7:48 p.m.

2 stops23h 43m

C$ 1,100

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Sun 11/1

2:15 p.m.-10:15 a.m.

1 stop18h 00m

Buenos Aires Ministro Pistarini

Thu 12/3

10:25 p.m.-6:49 p.m.

1 stop21h 24m

C$ 1,109

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Wed 1/4

6:15 p.m.-5:55 a.m.

2 stops34h 40m

Buenos Aires Ministro Pistarini

Wed 22/4

7:45 a.m.-11:47 a.m.

2 stops29h 02m

C$ 1,109

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/10

Showing 1-10 of 60 results
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Best time to book a flight from Quebec to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Quebec with our price prediction graph.
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 Quebec to Buenos Aires

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

Currently, July is the cheapest month in which you can book a flight from Quebec to Buenos Aires (average of C$ 687). Flying from Quebec to Buenos Aires in March is currently the most expensive (average of C$ 1,102). 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 QC to BUE?

Find hourly flight availability from Quebec 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 30 October 2025.

A simple way to save on the total cost of your ticket is to fly from Quebec to Buenos Aires at noon. If you’re flexible enough to do this you can expect to save up to 13% on your trip compared to booking a flight in the evening.

What is the cheapest day to fly from Quebec to Buenos Aires?

Use this chart to determine the cheapest time to fly round-trip from Quebec to Buenos Aires. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Quebec to Buenos Aires flight should consider departing on Wednesday at noon when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Quebec to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    United Airlines, LATAM Airlines, and Air Canada can get you from Quebec to Buenos Aires in just under 20h 05m. Your travel time can differ by up to 15h 15m. The distance between Quebec and Buenos Aires is about 9051 km. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Quebec to Buenos Aires one-way?

    To fly one-way, consider booking your trip with Arajet, which is currently one of the cheapest options available, starting at C$ 429. Avianca flights start at C$ 497 while deals on Copa Airlines start at C$ 512 one-way.

  • What are the most popular routes from Quebec to Buenos Aires?

    Most travellers choose Montreal Pierre Elliott Trudeau Intl - Buenos Aires Ministro Pistarini, Montreal Pierre Elliott Trudeau Intl - Buenos Aires Jorge Newbery or Ottawa - Buenos Aires Ministro Pistarini when deciding on the best route from Quebec to Buenos Aires.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Quebec 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 Quebec to Buenos Aires?

    Currently, July is the cheapest month in which you can book a flight from Quebec to Buenos Aires (average of C$ 687). Flying from Quebec to Buenos Aires in March is currently the most expensive (average of C$ 1,102). 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 Quebec to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Quebec to Buenos Aires

Discover the top 6 airlines that operate flights from Quebec 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 629,999 searches. Data last updated 30 October 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 881AverageC$ 1,263FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
AviancaCheapestC$ 1,008AverageC$ 1,151FlexibilityNo cancel feeOn-time71%
Search Avianca flights
Copa AirlinesCheapestC$ 1,062AverageC$ 1,297FlexibilityNo cancel feeOn-time70%
Search Copa Airlines flights
Air CanadaCheapestC$ 1,079AverageC$ 1,352FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
ArajetCheapestC$ 1,087AverageC$ 1,266FlexibilityNo cancel feeOn-timeN/A
Search Arajet flights
United AirlinesCheapestC$ 1,129AverageC$ 1,493FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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

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

When you search for this flight from Quebec to Buenos Aires, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights helps you find that perfect flight to Buenos Aires from Quebec 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 Quebec to Buenos Aires with no change fees?

Certainly. Search results for flights to Buenos Aires from Quebec shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights offers price alerts on Quebec to Buenos Aires flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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