Which airlines fly to Buenos Aires?

Air Canada, Copa Airlines and United Airlines are the top three most popular airlines that fly to Buenos Aires from Ottawa according to our data. Air Canada is the first choice among our users, with 49% of people opting to fly with this airline when travelling to Buenos Aires. Keep in mind that there are 6 different airlines that fly to Buenos Aires on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Ottawa to Buenos Aires?

United Airlines is the most popular carrier operating from Ottawa to Buenos Aires

When did momondo last update prices for flights from Ottawa Airport to Buenos Aires?

Prices for flights from Ottawa Airport to Buenos Aires refresh daily.

How many operators does momondo search for flights from Ottawa Airport to Buenos Aires?

As of February 2026, there is 1 operator available to choose from for flights from Ottawa Airport to Buenos Aires.

How old do you have to be to fly from Ottawa Airport to Buenos Aires?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ottawa Airport to Buenos Aires.

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

The travel and health documents required for your trip to Buenos Aires can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Buenos Aires. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 519 Cheap Flights from Ottawa to Buenos Aires in 2026

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

Prices are currently low for flights on this route. Typical prices usually range from C$ 1,168 to C$ 1,329. The lowest price recently found on this route was C$ 1,082.

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Find the cheapest flights from Ottawa to Buenos Aires

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 a.m. - 8:00 a.m.

YOW

EZE

25h 00m

2 stops

9:00 p.m. - 10:03 a.m.

EZE

YOW

38h 03m

2 stops

C$ 1,082United Airlines

Tue, 5 May - Tue, 19 May

6:00 a.m. - 8:00 a.m.

YOW

EZE

49h 00m

2 stops

9:00 p.m. - 11:54 p.m.

EZE

YOW

51h 54m

2 stops

C$ 1,092United Airlines

Fri, 3 Apr - Thu, 23 Apr

5:55 p.m. - 8:20 a.m.

YOW

EZE

37h 25m

2 stops

9:05 p.m. - 2:27 p.m.

EZE

YOW

18h 22m

2 stops

C$ 1,101United Airlines

Mon, 9 Mar - Mon, 23 Mar

10:00 a.m. - 8:00 a.m.

YOW

EZE

21h 00m

2 stops

9:00 p.m. - 10:03 a.m.

EZE

YOW

38h 03m

2 stops

C$ 1,122United Airlines

Mon, 6 Apr - Wed, 8 Apr

7:30 p.m. - 7:20 a.m.

YOW

EZE

33h 50m

2 stops

9:05 p.m. - 11:54 p.m.

EZE

YOW

27h 49m

2 stops

C$ 1,125United Airlines

Wed, 18 Feb - Wed, 18 Mar

3:10 p.m. - 8:00 a.m.

YOW

EZE

39h 50m

3 stops

9:00 p.m. - 11:54 p.m.

EZE

YOW

27h 54m

2 stops

C$ 1,136United Airlines

Tue, 31 Mar - Wed, 15 Apr

6:20 p.m. - 2:30 p.m.

YOW

EZE

19h 10m

2 stops

4:30 p.m. - 10:10 a.m.

EZE

YOW

18h 40m

2 stops

C$ 1,138Air Canada

Fri, 3 Apr - Thu, 23 Apr

8:05 p.m. - 2:30 p.m.

YOW

EZE

17h 25m

2 stops

4:30 p.m. - 10:10 a.m.

EZE

YOW

18h 40m

2 stops

C$ 1,141Air Canada

Fri, 3 Apr - Thu, 23 Apr

6:20 p.m. - 2:30 p.m.

YOW

EZE

19h 10m

2 stops

4:30 p.m. - 11:04 a.m.

EZE

YOW

19h 34m

2 stops

C$ 1,145Air Canada

Fri, 3 Apr - Sat, 25 Apr

5:45 a.m. - 8:30 a.m.

YOW

AEP

25h 45m

3 stops

5:05 p.m. - 5:25 p.m.

AEP

YOW

25h 20m

2 stops

C$ 1,164Multiple Airlines

Mon, 6 Apr - Wed, 8 Apr

Avianca flights from Ottawa to Buenos Aires

Our best Avianca deals on Ottawa to Buenos Aires flight tickets

Avianca

18 Feb

YOW7:55 p.m.Ottawa

41h 15m

2 stops

EZE3:10 p.m.Buenos Aires Ministro Pistarini

18 Mar

EZE4:45 p.m.Buenos Aires Ministro Pistarini

19h 23m

1 stop

YOW11:08 a.m.Ottawa

C$ 1,553

Avianca

24 Mar

YOW9:45 a.m.Ottawa

18h 55m

2 stops

AEP5:40 a.m.Buenos Aires Jorge Newbery

26 Mar

AEP7:00 a.m.Buenos Aires Jorge Newbery

29h 08m

2 stops

YOW11:08 a.m.Ottawa

C$ 2,441

Avianca

24 Mar

YOW9:45 a.m.Ottawa

18h 55m

2 stops

AEP5:40 a.m.Buenos Aires Jorge Newbery

26 Mar

AEP7:00 a.m.Buenos Aires Jorge Newbery

29h 08m

2 stops

YOW11:08 a.m.Ottawa

C$ 2,735

United Airlines flights from Ottawa to Buenos Aires

Our best United Airlines deals on Ottawa to Buenos Aires flight tickets

United Airlines

5 May

YOW6:00 a.m.Ottawa

25h 00m

2 stops

EZE8:00 a.m.Buenos Aires Ministro Pistarini

19 May

EZE9:00 p.m.Buenos Aires Ministro Pistarini

38h 03m

2 stops

YOW10:03 a.m.Ottawa

C$ 1,082

United Airlines

3 Apr

YOW6:00 a.m.Ottawa

49h 00m

2 stops

EZE8:00 a.m.Buenos Aires Ministro Pistarini

23 Apr

EZE9:00 p.m.Buenos Aires Ministro Pistarini

51h 54m

2 stops

YOW11:54 p.m.Ottawa

C$ 1,092

United Airlines

9 Mar

YOW5:55 p.m.Ottawa

37h 25m

2 stops

EZE8:20 a.m.Buenos Aires Ministro Pistarini

23 Mar

EZE9:05 p.m.Buenos Aires Ministro Pistarini

18h 22m

2 stops

YOW2:27 p.m.Ottawa

C$ 1,101

Fly from

Fly to

Route

Depart

Return

Price

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Tue 5/5

6:00 a.m.-8:00 a.m.

2 stops25h 00m

Buenos Aires Ministro Pistarini

Tue 19/5

9:00 p.m.-10:03 a.m.

2 stops38h 03m

C$ 1,082

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Fri 3/4

6:00 a.m.-8:00 a.m.

2 stops49h 00m

Buenos Aires Ministro Pistarini

Thu 23/4

9:00 p.m.-11:54 p.m.

2 stops51h 54m

C$ 1,092

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Mon 9/3

5:55 p.m.-8:20 a.m.

2 stops37h 25m

Buenos Aires Ministro Pistarini

Mon 23/3

9:05 p.m.-2:27 p.m.

2 stops18h 22m

C$ 1,101

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Mon 6/4

10:00 a.m.-8:00 a.m.

2 stops21h 00m

Buenos Aires Ministro Pistarini

Wed 8/4

9:00 p.m.-10:03 a.m.

2 stops38h 03m

C$ 1,122

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Wed 18/2

7:30 p.m.-7:20 a.m.

2 stops33h 50m

Buenos Aires Ministro Pistarini

Wed 18/3

9:05 p.m.-11:54 p.m.

2 stops27h 49m

C$ 1,125

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Tue 31/3

3:10 p.m.-8:00 a.m.

3 stops39h 50m

Buenos Aires Ministro Pistarini

Wed 15/4

9:00 p.m.-11:54 p.m.

2 stops27h 54m

C$ 1,136

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Fri 3/4

6:20 p.m.-2:30 p.m.

2 stops19h 10m

Buenos Aires Ministro Pistarini

Thu 23/4

4:30 p.m.-10:10 a.m.

2 stops18h 40m

C$ 1,138

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Fri 3/4

8:05 p.m.-2:30 p.m.

2 stops17h 25m

Buenos Aires Ministro Pistarini

Thu 23/4

4:30 p.m.-10:10 a.m.

2 stops18h 40m

C$ 1,141

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Fri 3/4

6:20 p.m.-2:30 p.m.

2 stops19h 10m

Buenos Aires Ministro Pistarini

Sat 25/4

4:30 p.m.-11:04 a.m.

2 stops19h 34m

C$ 1,145

OttawaBuenos Aires

YOW - AEP

YOWAEP

Ottawa

Mon 6/4

5:45 a.m.-8:30 a.m.

3 stops25h 45m

Buenos Aires Jorge Newbery

Wed 8/4

5:05 p.m.-5:25 p.m.

2 stops25h 20m

C$ 1,164

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ottawa 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

Prices

Airlines

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

What is the cheapest month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from Ottawa is in September. Flight prices, which tend to average around C$ 1,058, are often lower during this time because this is during the off-season. If you’re not able to fly to Buenos Aires in September, then May is your next best option. Flight prices from Ottawa to Buenos Aires during May average around C$ 1,138.

When to book flights from Ottawa to Buenos Aires

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

Estimated round-trip price

Cheap Ottawa to Buenos Aires (YOW to BUE) flight deals and tips

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

Fastest flight time	19h 15m
Direct flights	None

The fastest flight from Ottawa to Buenos Aires takes 19h 15m

There are no direct flights from Ottawa to Buenos Aires. There are no popular flight routes from Ottawa to Buenos Aires.

Search flight deals

How far is Ottawa to Buenos Aires by plane?
There are 9061.5 km between Ottawa and Buenos Aires. In terms of flight time, this usually takes a little over 19h 15m.
When did momondo last update prices for flights from Ottawa Airport to Buenos Aires?
Prices for flights from Ottawa Airport to Buenos Aires refresh daily.
How many operators does momondo search for flights from Ottawa Airport to Buenos Aires?
As of February 2026, there is 1 operator available to choose from for flights from Ottawa Airport to Buenos Aires.
How old do you have to be to fly from Ottawa Airport to Buenos Aires?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ottawa Airport to Buenos Aires.
What documentation or ID do you need to fly to Buenos Aires?
The travel and health documents required for your trip to Buenos Aires can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Buenos Aires. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Ottawa to Buenos Aires?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Ottawa to Buenos Aires is Air Canada (57% of total bookings). The next most popular airline is United Airlines (43%).

Best airlines flying from Ottawa to Buenos Aires

Compare and see reviews for airlines that fly from Ottawa to Buenos Aires with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom C$ 586	Free Cancellation	Rating 7.4 9,240 reviews		Search United Airlines flights

Why use momondo?

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

Finding the right flight to Buenos Aires from Ottawa is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Buenos Aires quick and easy, saving you time and money.

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

Flights from Ottawa to Buenos Aires with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Ottawa to Buenos Aires flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Buenos Aires from Ottawa are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Buenos Aires trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Complete your trip

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Fly into one of these airports located in Buenos Aires

Buenos Aires Jorge Newbery Airport

Buenos Aires Ministro Pistarini Airport

Cheap flights from Ottawa to Buenos Aires from C$ 519

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to Buenos Aires departing on 21/3. 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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Avianca flights from Ottawa to Buenos Aires

Our best Avianca deals on Ottawa to Buenos Aires flight tickets

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Our best United Airlines deals on Ottawa to Buenos Aires flight tickets

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

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

What is the cheapest month to fly to Buenos Aires?

What is the cheapest airline that flies from Ottawa to Buenos Aires?

United Airlines is the most popular carrier operating from Ottawa to Buenos Aires

Which airlines fly to Buenos Aires?

When to book flights from Ottawa to Buenos Aires

Cheap Ottawa to Buenos Aires (YOW to BUE) flight deals and tips

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

Fastest flight time

Direct flights

How far is Ottawa to Buenos Aires by plane?

When did momondo last update prices for flights from Ottawa Airport to Buenos Aires?

How many operators does momondo search for flights from Ottawa Airport to Buenos Aires?

How old do you have to be to fly from Ottawa Airport to Buenos Aires?

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

What is the most popular airline from Ottawa to Buenos Aires?

Best airlines flying from Ottawa to Buenos Aires

Compare and see reviews for airlines that fly from Ottawa to Buenos Aires with momondo

Why use momondo?

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

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

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

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

An easier way to manage your Buenos Aires trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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 27.4 km from Buenos Aires

Fly your favourite airline to Buenos Aires

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Buenos Aires

List of cabin classes available on flights landing in Buenos Aires. Availability may vary depending on flight origin and airline.

Popular Cities in Argentina

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Ottawa

According to popular flight searches on momondo this year

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