Cheap flights from Ottawa to Cancún from C$ 203

In general, September is the cheapest month to fly from Ottawa to Cancún. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 513. The month of May is another great option to travel to Cancún, with average flight prices from Ottawa averaging around C$ 595.

The cheapest day to depart from Ottawa to Cancún is on a Tuesday. Travellers who choose to depart for Cancún on a Tuesday will often find tickets for as low as C$ 608. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around C$ 784. These prices are subject to change though, so be sure to set up a Price Alert for flights to Cancún.

Our data shows that the cheapest Ottawa to Cancún flights are usually those with departure times in the morning. Our users have found flights to Cancún in the morning for as low as C$ 740. Flights to Cancún are more costly in the afternoon, with an average ticket price of C$ 777. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Ottawa to Cancun for the best Ottawa - Cancun flight prices

You are more likely to see cheaper flights to Cancún from Ottawa when booking week ahead of your departure date. In general, you can expect to find flights to Cancún for around C$ 635 when searching week out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cancún from Ottawa for as low as C$ 579 on momondo.

There is only 1 cabin class available to choose from on Ottawa to Cancun flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 2% on your flight if you consider stops on a Ottawa to Cancún flight.

As of February 2026, prices for Ottawa to Cancún flights are approximately 92% more expensive when compared to flights at the same time last year.

WestJet and Porter Airlines are the most popular carriers operating from Ottawa to Cancun

WestJet, Air Transat and Air Canada are the top three most popular airlines that fly to Cancún from Ottawa according to our data. WestJet is the first choice among our users, with 38% of people opting to fly with this airline when travelling to Cancún. Keep in mind that there are 12 different airlines that fly to Cancún on a routine basis, so you have a few additional options to choose from.

Historically, on average around 27% of flights between Ottawa and Cancún have experienced a delay on any given week. The average delay length over the past 12 months has been 177 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Wednesday is statistically the day of the week that experiences the fewest delays on this flight route. Tuesday has historically seen more delays on average compared to the rest of the week.

According to our data, Air Transat has had the least delays on this route over the last 12 months, with about 17% of their flights experiencing any sort of delay.

Toronto (YYZ) was the most common stop: 81% of momondo users choosing one-stop flights on this route connected there.

Flights via Newark (EWR) offer the lowest average round-trip price of C$ 552.

Flights connecting via Washington, D.C. (IAD) have the shortest average one-way travel time: 6h 46m.

Washington, D.C. (IAD) has the shortest average layover time for this route: 1h 24m.

As of February 2026, 2 flights take off from Ottawa and land in Cancún each day. The most common flight departure time for this route is 6:00a.m., with 71% of daily flights taking off at noon.

15 flights are operational weekly from Ottawa to Cancún as of February 2026. The most popular departure day for this route is Sat, with 27% of flights per week taking off on this day.