Cheap flights from Ottawa to Buenos Aires from C$ 512
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 30/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Early arrival? Instantly customize your resultsTrusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Ottawa to Buenos Aires
Cheap round-trip flights
Cheap one-way flights
Cheap last-minute flights
United Airlines flights from Ottawa to Buenos Aires
Our best United Airlines deals on Ottawa to Buenos Aires flight tickets
Air Canada flights from Ottawa to Buenos Aires
Our best Air Canada deals on Ottawa to Buenos Aires flight tickets
See travel insights to Buenos Aires from
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
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$ 1,161, 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 October is your next best option. Flight prices from Ottawa to Buenos Aires during October average around C$ 1,192.
What is the cheapest day to depart on your flight to Buenos Aires?
The cheapest day to depart on your flight to Buenos Aires is on a Wednesday when prices can be found for as low as C$ 1,188. This is often the case because there is less demand to fly during this day of the week. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Ottawa to Buenos Aires for around C$ 1,689.
What is the cheapest airline that flies from Ottawa to Buenos Aires?
Air Canada is the most popular carrier operating from Ottawa to Buenos Aires
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 57% 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.
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
Best price found | C$ 512 |
|---|---|
Fastest flight time | 16h 35m |
Direct flights | None |
Airports in Buenos Aires | 2 airports |
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 16h 35m.
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 April 2025, there are 2 operators 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 (63% of total bookings). The next most popular airline is United Airlines (37%).
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 | ||
|---|---|---|---|---|---|
| PriceFrom C$ 1,136 | Free Cancellation | Rating 7.0 9,127 reviews | |||
| PriceFrom C$ 1,188 | Free Cancellation | Rating 7.4 8,658 reviews |
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.