What are the cheapest airlines flying from Ottawa to Buenos Aires round-trip?

Cheapflights users have booked flights from Ottawa to Buenos Aires round-trip from C$ 1,156. Other airlines that can offer you cheap pricing are Air Canada, from C$ 1,222, and Avianca, from C$ 3,095. United Airlines is currently priced 17% below the average price you’ll pay for this route.

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

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

What is the cheapest day to fly round-trip from Ottawa to Buenos Aires?

Flying to your destination on a Thursday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Buenos Aires. Check prices with Cheapflights to find a great deal for your trip.

What is the cheapest month to fly from Ottawa to Buenos Aires?

Our data shows that April tends to be the cheapest month to fly to Buenos Aires from Ottawa. Users have commonly found prices around C$ 1,407 for the month, but tickets can be as low as C$ 1,068. Due to multiple factors, prepare for potentially higher prices in December.

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

Most people fly from Ottawa (YOW) if they book a flight from Ottawa to Buenos Aires. On average, Ottawa has 0 outbound flights to Buenos Aires per day from 2 airlines. Ottawa is conveniently located just 10.6 km from Ottawa’s city centre.

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

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

How can I find direct flights from Ottawa to Buenos Aires?

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

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

Yes. Cheapflights offers flight deals from Ottawa 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.

C$ 548+ Flights from Ottawa to Buenos Aires

Cheap flight deals from Ottawa to Buenos Aires

Round-trip from	C$ 1,156
One-way from	C$ 548
Popular in	December
Cheapest in	April
Average price	C$ 1,335

United Airlines
11/3-19/3
4 total stops
61h 39m total
Ottawa to Buenos Aires

Search Deals

United Airlines
5/4
2 total stops
35h 31m total
Ottawa to Buenos Aires

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (C$ 169 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 53 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in February 2025

Search Deals

Find flight deals from Ottawa to Buenos Aires

Cheapest flights from Ottawa to Buenos Aires
Explore the most affordable flight options available from Ottawa to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Sat 1/113:11 p.m.YOW - EZE

2 stops41h 09mUnited Airlines

Sat 15/1111:55 p.m.EZE - YOW

2 stops39h 31mUnited Airlines

Deal found 20/2C$ 1,146

Wed 28/58:55 p.m.YOW - EZE

2 stops16h 35mAir Canada

Mon 9/64:35 p.m.EZE - YOW

2 stops18h 50mAir Canada

Deal found 20/2C$ 1,222

Sat 1/111:15 p.m.YOW - EZE

2 stops25h 10mMultiple Airlines

Fri 14/111:45 a.m.EZE - YOW

2 stops17h 48mMultiple Airlines

Deal found 20/2C$ 1,442

Tue 2/128:00 p.m.YOW - AEP

2 stops17h 40mMultiple Airlines

Sat 13/121:50 p.m.AEP - YOW

2 stops24h 38mMultiple Airlines

Deal found 19/2C$ 1,675

Wed 18/68:55 p.m.YOW - AEP

2 stops19h 25mAir Canada

Sat 12/71:40 p.m.AEP - YOW

2 stops20h 04mAir Canada

Deal found 20/2C$ 2,777

Sun 9/35:15 a.m.YOW - EZE

2 stops23h 50mAvianca

Fri 21/31:45 a.m.EZE - YOW

2 stops33h 52mAvianca

Deal found 19/2C$ 3,095

Wed 19/39:45 a.m.YOW - AEP

2 stops18h 55mAvianca

Thu 3/47:00 a.m.AEP - YOW

2 stops36h 52mAvianca

Deal found 19/2C$ 6,514

Thu 10/41:00 p.m.YOW - EZE

3 stops44h 45mSWISS

Wed 30/41:30 p.m.EZE - YOW

3 stops32h 39mSWISS

Deal found 20/2C$ 23,890

Best flights from Ottawa to Buenos Aires
Discover carefully curated flight deals from Ottawa to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 21 February 2025.

Tue 11/37:30 p.m.YOW - EZE

2 stops33h 50mUnited Airlines

Wed 19/39:05 p.m.EZE - YOW

2 stops27h 49mUnited Airlines

Deal found 19/2C$ 1,156

Wed 28/58:55 p.m.YOW - EZE

2 stops16h 35mAir Canada

Mon 9/64:35 p.m.EZE - YOW

2 stops18h 50mAir Canada

Deal found 20/2C$ 1,222

Fri 30/512:00 p.m.YOW - EZE

2 stops29h 13mMultiple Airlines

Sun 8/67:13 p.m.EZE - YOW

2 stops25h 53mMultiple Airlines

Deal found 20/2C$ 1,601

Sun 9/35:15 a.m.YOW - EZE

2 stops23h 50mAvianca

Fri 21/31:45 a.m.EZE - YOW

2 stops33h 52mAvianca

Deal found 19/2C$ 3,095

Sat 5/45:55 a.m.YOW - AEP

3 stops29h 45mMultiple Airlines

Sat 12/44:50 a.m.AEP - YOW

2 stops22h 35mMultiple Airlines

Deal found 19/2C$ 1,918

Thu 10/41:00 p.m.YOW - EZE

3 stops44h 45mSWISS

Wed 30/41:30 p.m.EZE - YOW

3 stops32h 39mSWISS

Deal found 20/2C$ 23,890

Last-minute flights from Ottawa to Buenos Aires
Discover last-minute flight deals from Ottawa to Buenos Aires. Data last updated 21 February 2025 and is based on user searches.

Sun 9/35:15 a.m.YOW - EZE

2 stops23h 50mAvianca

Fri 21/31:45 a.m.EZE - YOW

2 stops33h 52mAvianca

Deal found 19/2C$ 3,095

Tue 11/37:30 p.m.YOW - EZE

2 stops33h 50mUnited Airlines

Wed 19/39:05 p.m.EZE - YOW

2 stops27h 49mUnited Airlines

Deal found 19/2C$ 1,156

Tue 11/32:45 p.m.YOW - EZE

2 stops22h 40mAir Canada

Fri 21/34:00 p.m.EZE - YOW

2 stops26h 27mAir Canada

Deal found 19/2C$ 1,251

Tue 18/35:05 p.m.YOW - EZE

2 stops30h 41mMultiple Airlines

Sun 6/44:25 a.m.EZE - YOW

1 stop24h 05mMultiple Airlines

Deal found 19/2C$ 1,622

Wed 19/37:05 p.m.YOW - AEP

2 stops23h 35mMultiple Airlines

Thu 3/43:05 p.m.AEP - YOW

2 stops19h 31mMultiple Airlines

Deal found 19/2C$ 3,322

Wed 19/39:45 a.m.YOW - AEP

2 stops18h 55mAvianca

Thu 3/47:00 a.m.AEP - YOW

2 stops36h 52mAvianca

Deal found 19/2C$ 6,514

One-way flights from Ottawa to Buenos Aires
Search for one-way flight options from Ottawa to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated 21 February 2025.

Sat 5/47:29 p.m.YOW - EZE

2 stops35h 31mUnited Airlines

Deal found 19/2C$ 548

Sat 5/45:25 p.m.YOW - AEP

3 stops33h 15mMultiple Airlines

Deal found 19/2C$ 638

Sat 5/45:55 a.m.YOW - EZE

3 stops51h 40mMultiple Airlines

Deal found 19/2C$ 695

Find flights from Ottawa to Buenos Aires within your budget

Fly from

Fly to

Route

Depart

Return

Price

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Tue 11/3

7:30 p.m.-6:20 a.m.

2 stops33h 50m

Buenos Aires Ministro Pistarini

Wed 19/3

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

2 stops27h 49m

C$ 1,156

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Wed 28/5

8:55 p.m.-2:30 p.m.

2 stops16h 35m

Buenos Aires Ministro Pistarini

Mon 9/6

4:35 p.m.-10:25 a.m.

2 stops18h 50m

C$ 1,222

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Fri 30/5

12:00 p.m.-6:13 p.m.

2 stops29h 13m

Buenos Aires Ministro Pistarini

Sun 8/6

7:13 p.m.-8:06 p.m.

2 stops25h 53m

C$ 1,601

OttawaBuenos Aires

YOW - AEP

YOWAEP

Ottawa

Thu 29/5

11:55 a.m.-5:20 p.m.

2 stops28h 25m

Buenos Aires Jorge Newbery

Sun 8/6

9:00 a.m.-11:04 a.m.

2 stops27h 04m

C$ 1,751

OttawaBuenos Aires

YOW - AEP

YOWAEP

Ottawa

Wed 18/6

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

2 stops19h 25m

Buenos Aires Jorge Newbery

Sat 12/7

1:40 p.m.-8:44 a.m.

2 stops20h 04m

C$ 2,777

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Sun 9/3

5:15 a.m.-6:05 a.m.

2 stops23h 50m

Buenos Aires Ministro Pistarini

Fri 21/3

1:45 a.m.-10:37 a.m.

2 stops33h 52m

C$ 3,095

OttawaBuenos Aires

YOW - AEP

YOWAEP

Ottawa

Wed 19/3

9:45 a.m.-5:40 a.m.

2 stops18h 55m

Buenos Aires Jorge Newbery

Thu 3/4

7:00 a.m.-6:52 p.m.

2 stops36h 52m

C$ 6,514

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Thu 10/4

1:00 p.m.-10:45 a.m.

3 stops44h 45m

Buenos Aires Ministro Pistarini

Wed 30/4

1:30 p.m.-9:09 p.m.

3 stops32h 39m

C$ 23,890

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Sat 5/4

7:29 p.m.-8:00 a.m.

2 stops35h 31m

C$ 548

OttawaBuenos Aires

YOW - AEP

YOWAEP

Ottawa

Sat 5/4

5:25 p.m.-3:40 a.m.

3 stops33h 15m

C$ 638

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/2

Showing 1-10 of 11 results

Best time to book a flight from Ottawa to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Ottawa 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.

Travel insights for flights from Ottawa to Buenos Aires

Get recent, data-driven insights about flights from Ottawa to Buenos Aires including ideal travel times, pricing trends, and more.

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

Currently, November is the cheapest month in which you can book a flight from Ottawa to Buenos Aires (average of C$ 816). Flying from Ottawa to Buenos Aires in December is currently the most expensive (average of C$ 1,063). 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 YOW to BUE?

One of the essential ways to save on airfare from Ottawa to Buenos Aires is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 33% on airfare.

Rainfall in Buenos Aires by month

In terms of precipitation, rainfall in Buenos Aires ranges from 50.0 - 100.0 mm per month. January is typically the wettest month, when rainfall can reach 100.0 mm. June is typically the driest time to visit Buenos Aires when rainfall is around 50.0 mm.

Temperature in Buenos Aires by month

If weather is an important factor for your trip to Buenos Aires, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing Buenos Aires

SWISS

7.5

Good

1,568 reviews

Check prices

Reviews

1 / 20

6.0

Good

Yvette,Nov 2024

ZRH - ATH

The website is difficult to navigate. You pay for everything. The carry on baggage policy is complicated. The food choices were poor and the seat was uncomfortable.

SWISS

7.5

Good

1,568 reviews

SWISS

7.5

Good

1,568 reviews

Check prices

Reviews

1 / 20

6.0

Good

Yvette,Nov 2024

ZRH - ATH

The website is difficult to navigate. You pay for everything. The carry on baggage policy is complicated. The food choices were poor and the seat was uncomfortable.

United Airlines

7.4

Good

8,765 reviews

SWISS

7.5

Good

1,568 reviews

Check prices

Reviews

1 / 20

6.0

Good

Yvette,Nov 2024

ZRH - ATH

The website is difficult to navigate. You pay for everything. The carry on baggage policy is complicated. The food choices were poor and the seat was uncomfortable.

Air Canada

7.0

Good

8,748 reviews

SWISS

7.5

Good

1,568 reviews

Check prices

Reviews

1 / 20

6.0

Good

Yvette,Nov 2024

ZRH - ATH

The website is difficult to navigate. You pay for everything. The carry on baggage policy is complicated. The food choices were poor and the seat was uncomfortable.

Avianca

6.8

Okay

2,435 reviews

SWISS

7.5

Good

1,568 reviews

Check prices

Reviews

1 / 20

6.0

Good

Yvette,Nov 2024

ZRH - ATH

The website is difficult to navigate. You pay for everything. The carry on baggage policy is complicated. The food choices were poor and the seat was uncomfortable.

Related info for your journey

What airport do you fly from for flights from Ottawa to Buenos Aires?
Most people fly from Ottawa (YOW) if they book a flight from Ottawa to Buenos Aires. On average, Ottawa has 0 outbound flights to Buenos Aires per day from 2 airlines. Ottawa is conveniently located just 10.6 km from Ottawa’s city centre.
What are the cheapest airlines flying from Ottawa to Buenos Aires round-trip?
Cheapflights users have booked flights from Ottawa to Buenos Aires round-trip from C$ 1,156. Other airlines that can offer you cheap pricing are Air Canada, from C$ 1,222, and Avianca, from C$ 3,095. United Airlines is currently priced 17% below the average price you’ll pay for this route.
Can I find deals for flights from Ottawa to Buenos Aires that include hotel bookings?
Yes. In addition to deals on Ottawa to Buenos Aires flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ottawa to Buenos Aires?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to Buenos Aires.
Can I find deals for business class flights from Ottawa to Buenos Aires?
Yes. Cheapflights offers flight deals from Ottawa 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 Ottawa to Buenos Aires?
Currently, November is the cheapest month in which you can book a flight from Ottawa to Buenos Aires (average of C$ 816). Flying from Ottawa to Buenos Aires in December is currently the most expensive (average of C$ 1,063). 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

Top 2 airlines flying from Ottawa to Buenos Aires

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 1,161	AverageC$ 1,343	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	CheapestC$ 1,213	AverageC$ 1,841	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

Fly with Cheapflights

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

Cheapflights helps you search for flights from Ottawa to Buenos Aires via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Ottawa to Buenos Aires for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes! Cheapflights helps users easily find flights from Ottawa to Buenos Aires with no change fees.

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

Not ready to book yet? You can track prices for flights from Ottawa to Buenos Aires on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Ottawa to Buenos Aires from C$ 548

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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ottawa to Buenos Aires

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Ottawa to Buenos Aires

Cheapest flights from Ottawa to Buenos AiresExplore the most affordable flight options available from Ottawa to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Explore the most affordable flight options available from Ottawa to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Find flights from Ottawa to Buenos Aires within your budget

Best time to book a flight from Ottawa to Buenos Aires

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

Travel insights for flights from Ottawa to Buenos Aires

Get recent, data-driven insights about flights from Ottawa to Buenos Aires including ideal travel times, pricing trends, and more.

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

What is the cheapest time of day to fly from YOW to BUE?

Find hourly flight availability from Ottawa 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 21 February 2025.

Rainfall in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average rainfall totals by month.

Temperature in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average temperature totals by month.

Reviews of airlines servicing Buenos Aires

Related info for your journey

Find useful and relevant information for your journey from Ottawa 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 Ottawa to Buenos Aires?

What are the cheapest airlines flying from Ottawa to Buenos Aires round-trip?

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

How can I find direct flights from Ottawa to Buenos Aires?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ottawa to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Ottawa to Buenos Aires

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 Ottawa to Buenos Aires?

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

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

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Ottawa to Buenos Aires
Explore the most affordable flight options available from Ottawa to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.