$400 Flights from Ottawa (YOWA) to Buenos Aires (BUEA)

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Flight deals from Ottawa to Buenos Aires

Looking for a cheap last-minute deal or the best round-trip flight from Ottawa to Buenos Aires? Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Ottawa to Buenos Aires

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Ottawa to Buenos Aires flights are currently cheapest in May.

Alternative Ottawa to Buenos Aires routes

Looking for the cheapest, fastest or easiest route from Ottawa to Buenos Aires? You could fly into the following airports instead.

Ottawa to Buenos Aires: Flight information

The things to know before you go.
Cheapest flight found$400
Cheapest month to flyMay

Finding cheap flights from Ottawa to Buenos Aires: Frequently asked questions

There are 2 airports in Buenos Aires: Buenos Aires Jorge Newbery and Buenos Aires Ministro Pistarini.
The best price we found for a round-trip flight from Ottawa to Buenos Aires is $831. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Ottawa to Buenos Aires. But we found flights with one or more stops from $831.
There are no flights flying from Ottawa to Buenos Aires, as of December 2025.
The cheapest month to fly from Ottawa to Buenos Aires is usually March.
If you're flying from Ottawa, the cheapest airport near Buenos Aires is Buenos Aires Ministro Pistarini – which is 17.2 miles away from the center of Buenos Aires. We've found flights to this airport from $831.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Ottawa to Buenos Aires on Friday, March 6, 2026.
No airlines currently offer direct flights between Ottawa and Buenos Aires. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Buenos Aires but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Buenos Aires is around 40 days in advance, so don’t leave your flight to the last minute.
In December, the average temperature is usually around 72°F. January is typically the warmest month in Buenos Aires, when it usually averages around 86°F. You can expect the least rain in June. The coldest month is July, with temperatures averaging 43°F. The rainiest month is March.
The cheapest airline that flies to Buenos Aires is Air Canada.

Traveling from Ottawa to Buenos Aires: what you need to know

  • Ottawa/Macdonald-Cartier International Airport (YOW) is Ottawa's main airport. Check out your options for reserving a flight from Ottawa to Buenos Aires taking off from here.

  • When working out where to arrive in Buenos Aires, Jorge Newbery Airport (AEP) and Ministro Pistarini Airport (EZE) are the primary gateways.

  • Leave enough time to make your Ottawa to Buenos Aires flight. As a rule of thumb, arrive at least two hours before international departures and an hour ahead for domestic flights.

  • If you're taking off during a public holiday or other peak period, give yourself more time. A good general rule is two hours before domestic flights and up to four hours before international departures. Queues at check-in and security will be longer.

How to find the cheapest flights from Ottawa to Buenos Aires

  • To pick up cheap Ottawa to Buenos Aires flights, book as early as you can. Airlines typically offer lower prices when flights first go on sale.

  • Getting cheap plane tickets from Ottawa to Buenos Aires is easier if you can be flexible with your travel dates. Use the 'Whole month' search tool to see the lowest fares throughout the month and bag a great deal.

  • You don't need to search every day to find out if prices have dropped when you create a Price Alert. We'll tell you the moment a better deal comes up on cheap flights from Ottawa to Buenos Aires.

  • Tailor your travel plans using filters. Select your preferred departure and arrival times, airlines and total journey duration. You can also sort the results by 'Cheapest,' 'Fastest' or 'Best' Ottawa to Buenos Aires flights.

Flying from Ottawa

Ottawa/Macdonald-Cartier International Airport (YOW)

  • The journey from central Ottawa to YOW takes around 45 minutes by public transport. If you ride-share, drive or get a cab, you'll cover the 7 miles in 20 minutes or so, depending on traffic conditions.

  • Want a relaxed start to your trip? Stay near Ottawa/Macdonald-Cartier International Airport. Whether you have an early flight from Ottawa to Buenos Aires or want to avoid feeling rushed, these hotels are just the thing:

  • 58.21% of flights that take off from Ottawa/Macdonald-Cartier International Airport land at their destination on time.

  • YOW is located at 50 Airport Road.

Arriving in Buenos Aires

Jorge Newbery Airport (AEP)

  • Jorge Newbery Airport (AEP) is approximately 4 miles from the center of Buenos Aires. If you're catching a cab or a ride-share, the drive will take around 20 minutes.

  • It usually takes 40 minutes to get there when traveling by public transport.

  • The last thing you want is a lengthy journey to your hotel if you're landing late on a flight from Ottawa to Buenos Aires. Check in to one of these accommodation options near AEP instead:

  • Pick up a Jorge Newbery Airport rental car and explore Buenos Aires and beyond with your own wheels. Hertz, Localiza and rentar low cost are popular providers you can book with here.

  • Lock in the best possible rate by booking your ride from Jorge Newbery Airport about one week before your departure date.

Ministro Pistarini Airport (EZE)

  • Ministro Pistarini Airport (EZE) is around 15 miles from central Buenos Aires. Following your flight from Ottawa to Buenos Aires, it takes approximately 35 minutes to get to the heart of the city in a cab or ride-share.

  • The trip will take roughly 2 hours 10 minutes on public transport.

  • You'll find some comfortable places to lay your head close to EZE. Settle in and get cozy after your Ottawa to Buenos Aires flight at any of these perfectly located options:

  • No need to worry about public transport schedules or waiting forever for a cab. Pick up a Ministro Pistarini Airport rental car and let your trip unfold on your terms. Check out the availability and rates from Hertz, Cactus and Localiza.

  • Secure your first choice, not your last resort. Booking your ride from EZE one week ahead of time often means better deals and a wider selection of vehicles.

Best time to go to Buenos Aires

  • It's time to pick your trip dates for your flight from Ottawa to Buenos Aires. August is the most popular month for a trip to Buenos Aires. If you like a quieter vibe, go in April.

  • When booking your Ottawa to Buenos Aires tickets, think about the weather you're most comfortable in. January is the warmest month in Buenos Aires, with temperatures ranging from 66ºF to 88ºF.

  • Look for cheap flights from Ottawa to Buenos Aires in July if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between 41ºF and 59ºF on average.

More about Buenos Aires

  • When it comes to looking for somewhere to rest your head, you'll find the most popular stays in Buenos Aires right here. Check out these hotels once you've locked in your flight from Ottawa to Buenos Aires:

  • Every great vacation has to include a little sightseeing. Obelisco de Buenos Aires, Recoleta Cemetery and Casa Rosada are essential stops on your Buenos Aires itinerary.

Explore more of Argentina

  • Rosario is just one of the many places in Argentina waiting to be discovered after you've seen Buenos Aires. Around 170 miles to the north-west, its top attractions include Monumento a la Bandera (Flag Monument), Predio Ferial Parque de la Independencia and Parque Nacional a la Bandera.

  • If you want to check out another major destination in Argentina, head for La Plata, roughly 35 miles south-east of Buenos Aires. Busto de Francisco Lopez Merino, Estacion circunvalacion and Museo Almafuerte are among its highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.