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Cheap flights from Ottawa to Buenos Aires from C$ 544

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 3/2. 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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Find the cheapest flights from Ottawa to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:55 p.m. - 7:20 a.m.
YOW
-
EZE
35h 25m2 stops
United Airlines Logo
11:55 p.m. - 11:54 p.m.
EZE
-
YOW
25h 59m2 stops
C$ 1,123United Airlines
Mon, 9 Feb - Wed, 4 Mar
Air Canada Logo
5:45 a.m. - 2:30 p.m.
YOW
-
EZE
31h 45m2 stops
Air Canada Logo
4:30 p.m. - 11:04 a.m.
EZE
-
YOW
19h 34m2 stops
C$ 1,144Air Canada
Fri, 3 Apr - Sat, 25 Apr
Air Canada Logo
5:45 a.m. - 2:30 p.m.
YOW
-
EZE
31h 45m2 stops
Air Canada Logo
4:30 p.m. - 10:06 a.m.
EZE
-
YOW
42h 36m3 stops
C$ 1,149Air Canada
Fri, 3 Apr - Sat, 25 Apr
Air Canada Logo
10:50 a.m. - 2:30 p.m.
YOW
-
EZE
26h 40m3 stops
Air Canada Logo
4:30 p.m. - 10:06 a.m.
EZE
-
YOW
42h 36m3 stops
C$ 1,209Air Canada
Fri, 3 Apr - Sat, 25 Apr
United Airlines Logo
10:30 a.m. - 9:20 a.m.
YOW
-
EZE
20h 50m2 stops
United Airlines Logo
11:55 p.m. - 9:56 p.m.
EZE
-
YOW
24h 01m2 stops
C$ 1,247United Airlines
Sun, 8 Feb - Tue, 24 Feb
United Airlines Logo
7:27 p.m. - 9:20 a.m.
YOW
-
EZE
35h 53m2 stops
United Airlines Logo
11:55 p.m. - 2:30 p.m.
EZE
-
YOW
40h 35m2 stops
C$ 1,261United Airlines
Wed, 14 Jan - Sat, 31 Jan
Air Canada Logo
8:05 p.m. - 2:30 p.m.
YOW
-
EZE
17h 25m2 stops
Air Canada Logo
4:30 p.m. - 11:04 a.m.
EZE
-
YOW
19h 34m1 stop
C$ 1,286Air Canada
Fri, 3 Apr - Sat, 25 Apr
United Airlines Logo
3:10 p.m. - 8:00 a.m.
YOW
-
EZE
39h 50m3 stops
United Airlines Logo
9:00 p.m. - 7:00 p.m.
EZE
-
YOW
23h 00m2 stops
C$ 1,308United Airlines
Wed, 8 Apr - Fri, 8 May
United Airlines Logo
6:00 a.m. - 7:20 a.m.
YOW
-
EZE
23h 20m2 stops
United Airlines Logo
10:05 p.m. - 4:30 p.m.
EZE
-
YOW
20h 25m2 stops
C$ 1,323United Airlines
Sat, 17 Jan - Sat, 24 Jan
Air Canada Logo
7:25 p.m. - 2:30 p.m.
YOW
-
EZE
18h 05m1 stop
Air Canada Logo
4:30 p.m. - 5:14 p.m.
EZE
-
YOW
25h 44m1 stop
C$ 1,394Air Canada
Fri, 3 Apr - Sat, 25 Apr

United Airlines flights from Ottawa to Buenos Aires Ministro Pistarini Airport

Our best United Airlines deals on Ottawa to Buenos Aires Ministro Pistarini Airport flight tickets
United Airlines
9 Feb
YOW5:55 p.m.Ottawa
35h 25m
2 stops
EZE7:20 a.m.Buenos Aires Ministro Pistarini
4 Mar
EZE11:55 p.m.Buenos Aires Ministro Pistarini
25h 59m
2 stops
YOW11:54 p.m.Ottawa
C$ 1,123
Find similar
United Airlines
8 Feb
YOW10:30 a.m.Ottawa
20h 50m
2 stops
EZE9:20 a.m.Buenos Aires Ministro Pistarini
24 Feb
EZE11:55 p.m.Buenos Aires Ministro Pistarini
24h 01m
2 stops
YOW9:56 p.m.Ottawa
C$ 1,247
Find similar
United Airlines
14 Jan
YOW7:27 p.m.Ottawa
35h 53m
2 stops
EZE9:20 a.m.Buenos Aires Ministro Pistarini
31 Jan
EZE11:55 p.m.Buenos Aires Ministro Pistarini
40h 35m
2 stops
YOW2:30 p.m.Ottawa
C$ 1,261
Find similar

Air Canada flights from Ottawa to Buenos Aires Ministro Pistarini Airport

Our best Air Canada deals on Ottawa to Buenos Aires Ministro Pistarini Airport flight tickets
Air Canada
3 Apr
YOW5:45 a.m.Ottawa
31h 45m
2 stops
EZE2:30 p.m.Buenos Aires Ministro Pistarini
25 Apr
EZE4:30 p.m.Buenos Aires Ministro Pistarini
19h 34m
2 stops
YOW11:04 a.m.Ottawa
C$ 1,144
Find similar
Air Canada
3 Apr
YOW5:45 a.m.Ottawa
31h 45m
2 stops
EZE2:30 p.m.Buenos Aires Ministro Pistarini
25 Apr
EZE4:30 p.m.Buenos Aires Ministro Pistarini
42h 36m
3 stops
YOW10:06 a.m.Ottawa
C$ 1,149
Find similar
Air Canada
3 Apr
YOW10:50 a.m.Ottawa
26h 40m
3 stops
EZE2:30 p.m.Buenos Aires Ministro Pistarini
25 Apr
EZE4:30 p.m.Buenos Aires Ministro Pistarini
42h 36m
3 stops
YOW10:06 a.m.Ottawa
C$ 1,209
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Ottawa to Buenos Aires Ministro Pistarini Airport 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 96,600 searches. Data last updated 22 December 2025.
Use the filters below to find and compare flights from Ottawa to Buenos Aires Ministro Pistarini Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Mon 9/2

5:55 p.m.-7:20 a.m.

2 stops35h 25m

Buenos Aires Ministro Pistarini

Wed 4/3

11:55 p.m.-11:54 p.m.

2 stops25h 59m

C$ 1,123

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Fri 3/4

5:45 a.m.-2:30 p.m.

2 stops31h 45m

Buenos Aires Ministro Pistarini

Sat 25/4

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

2 stops19h 34m

C$ 1,144

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Fri 3/4

5:45 a.m.-2:30 p.m.

2 stops31h 45m

Buenos Aires Ministro Pistarini

Sat 25/4

4:30 p.m.-10:06 a.m.

3 stops42h 36m

C$ 1,149

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Fri 3/4

10:50 a.m.-2:30 p.m.

3 stops26h 40m

Buenos Aires Ministro Pistarini

Sat 25/4

4:30 p.m.-10:06 a.m.

3 stops42h 36m

C$ 1,209

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Sun 8/2

10:30 a.m.-9:20 a.m.

2 stops20h 50m

Buenos Aires Ministro Pistarini

Tue 24/2

11:55 p.m.-9:56 p.m.

2 stops24h 01m

C$ 1,247

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Wed 14/1

7:27 p.m.-9:20 a.m.

2 stops35h 53m

Buenos Aires Ministro Pistarini

Sat 31/1

11:55 p.m.-2:30 p.m.

2 stops40h 35m

C$ 1,261

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Fri 3/4

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

2 stops17h 25m

Buenos Aires Ministro Pistarini

Sat 25/4

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

1 stop19h 34m

C$ 1,286

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Wed 8/4

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

3 stops39h 50m

Buenos Aires Ministro Pistarini

Fri 8/5

9:00 p.m.-7:00 p.m.

2 stops23h 00m

C$ 1,308

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Sat 17/1

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

2 stops23h 20m

Buenos Aires Ministro Pistarini

Sat 24/1

10:05 p.m.-4:30 p.m.

2 stops20h 25m

C$ 1,323

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Fri 3/4

7:25 p.m.-2:30 p.m.

1 stop18h 05m

Buenos Aires Ministro Pistarini

Sat 25/4

4:30 p.m.-5:14 p.m.

1 stop25h 44m

C$ 1,394

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Ottawa to Buenos Aires Ministro Pistarini Airport

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 cheapest day to depart on your flight to Buenos Aires Ministro Pistarini Airport?

According to our data, Tuesday is the cheapest day to fly to Buenos Aires Ministro Pistarini Airport from Ottawa. The lowest ticket price found for a Tuesday departure recently was C$ 1,304. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Monday is the most expensive day to depart from Ottawa because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 2,041.

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

Our data shows that the cheapest Ottawa to Buenos Aires Ministro Pistarini Airport flights are usually those with departure times at noon. Our users have found flights to Buenos Aires Ministro Pistarini Airport at noon for as low as C$ 1,256. Flights in the morning are often more expensive with an average ticket price of C$ 2,041.

When to book flights from Ottawa to Buenos Aires Ministro Pistarini Airport

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

Cheap Ottawa to Buenos Aires Ministro Pistarini Airport (YOW to EZE) flight deals and tips

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

Fastest flight time

20h 50m

Direct flights

None
The fastest flight from Ottawa to Buenos Aires Ministro Pistarini Airport takes 20h 50m
There are no direct flights from Ottawa to Buenos Aires Ministro Pistarini Airport. There are no popular flight routes from Ottawa to Buenos Aires Ministro Pistarini Airport.
Search flight deals

  • How far is Ottawa to Buenos Aires Ministro Pistarini by plane?

    A flight from Ottawa to Buenos Aires Ministro Pistarini will travel around 9081.2 km. Flights usually cover this in 20h 50m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Ottawa Airport to Buenos Aires Ministro Pistarini Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ottawa Airport to Buenos Aires Ministro Pistarini Airport.

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

    The travel and health documents you'll need for your trip to Buenos Aires Ministro Pistarini Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Buenos Aires Ministro Pistarini Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Ottawa to Buenos Aires Ministro Pistarini Airport?

Best airlines flying from Ottawa to Buenos Aires Ministro Pistarini Airport

Compare and see reviews for airlines that fly from Ottawa to Buenos Aires Ministro Pistarini Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom C$ 602Free CancellationRating
7.4
9,102 reviews
Search United Airlines flights

Why use momondo?

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

It is quick and easy to find Ottawa to Buenos Aires flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Buenos Aires that suits you.

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

Yes. momondo allows you to filter the results for Ottawa to Buenos Aires flights to just show those with flexible booking policies.

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?

Yes momondo offers price alerts on flights to Buenos Aires from Ottawa. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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