How do most travelers feel about Air Canada?

The average rating from 11,573 Air Canada reviews by Cheapflights users is 7.1 (out of a maximum rating of 10). If you are considering flying YOW-LAS with Cheapflights, apply your desired dates to the form above to see our best pricing for your trip to Las Vegas with Air Canada.

How far ahead should I book a flight from Ottawa to Las Vegas with Air Canada?

Booking with Air Canada 36 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ottawa to Las Vegas. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Ottawa to Las Vegas with Air Canada?

Currently, the most affordable month to book a Air Canada flight from Ottawa to Las Vegas in March, with an average price of C$ 523. Conversely, traveling with Air Canada from Ottawa to Las Vegas in September will be the most expensive, with an average cost of C$ 929. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

In terms of precipitation, rainfall in Las Vegas ranges from 3.0 - 20.0 mm per month. February is typically the wettest month, when rainfall can reach 20.0 mm. May is typically the driest time to visit Las Vegas when rainfall is around 3.0 mm.

If weather is an important factor for your trip to Las Vegas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 34.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).

C$ 591+ Air Canada Flights from Ottawa to Las Vegas

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Cheapest Air Canada flights from Ottawa to Las Vegas
Explore the most affordable Air Canada flight options available from Ottawa to Las Vegas. Find the lowest fares with prices last updated on 2 September 2026.

Tue 13/106:00 a.m. -

2 stops12h 10m

Tue 20/104:21 p.m. -

2 stops13h 58m

Deal found 29/8C$ 591

Wed 2/95:45 p.m. -

1 stop7h 39m

Wed 9/911:25 p.m. -

1 stop8h 10m

Deal found 28/8C$ 720

Sat 5/93:10 p.m. -

1 stop10h 14m

Sat 12/911:25 p.m. -

1 stop9h 05m

Deal found 31/8C$ 877

How do most travelers feel about Air Canada?
The average rating from 11,573 Air Canada reviews by Cheapflights users is 7.1 (out of a maximum rating of 10). If you are considering flying YOW-LAS with Cheapflights, apply your desired dates to the form above to see our best pricing for your trip to Las Vegas with Air Canada.

Air Canada flights from Ottawa to Las Vegas in 2026

Round-trip from	C$ 591
Popular in	December
Cheapest in	March
Average price (all airlines)	C$ 586

Air Canada
13/10-20/10
4 total stops
26h 08m total
Ottawa to Las Vegas

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Highest demand for flights from Ottawa to Las Vegas Harry Reid Intl; 0% potential price increase.

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Best time to find cheap flights from Ottawa to Las Vegas Harry Reid Intl; 1% potential price drop.

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Average price for all Ottawa to Las Vegas Harry Reid Intl flights (one-way and round-trip).

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The best time to book a flight to Las Vegas with Air Canada is 36 days before departure. On average, fares are higher if you book on the same day as departure.

Which month is the cheapest to fly Economy Class from Ottawa to Las Vegas?

For Economy Class flights, the cheapest month to fly this route is March. The most expensive months are September and January.

Best time to book a flight from Ottawa to Las Vegas

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

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Air Canada flights from Ottawa to Las Vegas (YOW - LAS)

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Cheapest Air Canada flights from Ottawa to Las VegasExplore the most affordable Air Canada flight options available from Ottawa to Las Vegas. Find the lowest fares with prices last updated on 2 September 2026.

Explore the most affordable Air Canada flight options available from Ottawa to Las Vegas. Find the lowest fares with prices last updated on 2 September 2026.

Best Air Canada flights from Ottawa to Las VegasDiscover carefully curated Air Canada flight deals from Ottawa to Las Vegas that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 2 September 2026.

Discover carefully curated Air Canada flight deals from Ottawa to Las Vegas that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 2 September 2026.

Last-minute Air Canada flights from Ottawa to Las VegasDiscover last-minute Air Canada flight deals from Ottawa to Las Vegas. Data last updated 2 September 2026 and is based on user searches.

Discover last-minute Air Canada flight deals from Ottawa to Las Vegas. Data last updated 2 September 2026 and is based on user searches.

How do most travelers feel about Air Canada?

Air Canada flights from Ottawa to Las Vegas in 2026

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When is the best time to book a flight to Las Vegas with Air Canada?

The best time to book a flight to Las Vegas with Air Canada is 36 days before departure. On average, fares are higher if you book on the same day as departure.

Which month is the cheapest to fly Economy Class from Ottawa to Las Vegas?

For Economy Class flights, the cheapest month to fly this route is March. The most expensive months are September and January.

Rainfall in Las Vegas by month

In terms of precipitation, rainfall in Las Vegas ranges from 3.0 - 20.0 mm per month. February is typically the wettest month, when rainfall can reach 20.0 mm. May is typically the driest time to visit Las Vegas when rainfall is around 3.0 mm.

Temperature in Las Vegas by month

Best time to book a flight from Ottawa to Las Vegas

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

Browse thousands of different options on Cheapflights for your next trip

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Fly from Ottawa to Las Vegas on another airline

Consider alternative airlines that service the Las Vegas area. Flight routes are based on user searches made on Cheapflights and were last updated on 2 September 2026.

Other Air Canada flights from Ottawa

Browse through other Air Canada flights departing from Ottawa. Flight routes are based on user searches made on Cheapflights and were last updated on 2 September 2026.

Complete your trip

Complete your trip to Las Vegas by adding a car rental and/or hotel reservation to your travel itinerary.

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Other popular destinations in North America

If Las Vegas is not for you, choose from these other destinations located in North America. Flight routes are based on user searches made on Cheapflights and were last updated on 2 September 2026.

Popular flights with Air Canada

Browse through some of the most popular routes that Air Canada offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 2 September 2026.

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Cheapest Air Canada flights from Ottawa to Las Vegas
Explore the most affordable Air Canada flight options available from Ottawa to Las Vegas. Find the lowest fares with prices last updated on 2 September 2026.

Best Air Canada flights from Ottawa to Las Vegas
Discover carefully curated Air Canada flight deals from Ottawa to Las Vegas that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 2 September 2026.

Last-minute Air Canada flights from Ottawa to Las Vegas
Discover last-minute Air Canada flight deals from Ottawa to Las Vegas. Data last updated 2 September 2026 and is based on user searches.