Cheap Flights from Ottawa to Las Vegas

Compare Ottawa to Las Vegas flight deals

Find the cheapest month or even day of the year to fly to Las Vegas

Book the best Las Vegas fare with no extra fees

Flight deals from Ottawa to Las Vegas

Looking for a cheap last-minute deal or the best return flight from Ottawa to Las Vegas? Find the lowest prices on one-way and return tickets right here.

Las Vegas.£88 per passenger.Departing Wed, 30 Apr.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Ottawa International on Wed, 30 Apr, arriving in Las Vegas Harry Reid International.Price includes taxes and charges.From £88, select.

Las Vegas.£94 per passenger.Departing Sun, 18 May.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Ottawa International on Sun, 18 May, arriving in Las Vegas Harry Reid International.Price includes taxes and charges.From £94, select.

Las Vegas.£101 per passenger.Departing Sun, 27 Apr.One-way flight with Porter Airlines (Canada) Ltd.Outbound direct flight with Porter Airlines (Canada) Ltd departs from Ottawa International on Sun, 27 Apr, arriving in Las Vegas Harry Reid International.Price includes taxes and charges.From £101, select.

Las Vegas.£104 per passenger.Departing Wed, 20 Aug.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Ottawa International on Wed, 20 Aug, arriving in Las Vegas Harry Reid International.Price includes taxes and charges.From £104, select.

Las Vegas.£105 per passenger.Departing Sat, 14 Jun.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Ottawa International on Sat, 14 Jun, arriving in Las Vegas Harry Reid International.Price includes taxes and charges.From £105, select.

Las Vegas.£106 per passenger.Departing Wed, 9 Jul.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Ottawa International on Wed, 9 Jul, arriving in Las Vegas Harry Reid International.Price includes taxes and charges.From £106, select.

Las Vegas.£107 per passenger.Departing Wed, 7 May.One-way flight with Porter Airlines (Canada) Ltd.Outbound direct flight with Porter Airlines (Canada) Ltd departs from Ottawa International on Wed, 7 May, arriving in Las Vegas Harry Reid International.Price includes taxes and charges.From £107, select.

Las Vegas.£127 per passenger.Departing Sun, 1 Jun.One-way flight with Porter Airlines (Canada) Ltd.Outbound direct flight with Porter Airlines (Canada) Ltd departs from Ottawa International on Sun, 1 Jun, arriving in Las Vegas Harry Reid International.Price includes taxes and charges.From £127, select.

Find the cheapest month to fly from Ottawa to Las Vegas

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Ottawa to Las Vegas flights are currently cheapest in April.

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Direct flights from Ottawa to Las Vegas

Alternative Ottawa to Las Vegas routes

Looking for the cheapest, fastest or easiest route from Ottawa to Las Vegas? You could fly into the following airports instead.

Ottawa to Las Vegas: Flight information

The things to know before you go.

Cheapest flight found	£89
Cheapest month to fly	April
Average flight time	5 hrs, 23 mins
Most popular airline	Porter Airlines (Canada) Ltd
Average flights per week	6

Finding cheap flights from Ottawa to Las Vegas: Frequently asked questions

How many airports are there in Las Vegas?

There are 4 airports in Las Vegas: Las Vegas North Air Terminal, Las Vegas Harry Reid International, Las Vegas Henderson Sky Harbor, and Boulder City.

How much are return flights from Ottawa to Las Vegas?

The best price we found for a return flight from Ottawa to Las Vegas is £153. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Ottawa to Las Vegas?

5 hours and 23 minutes is the average flight time from Ottawa to Las Vegas.

Which airlines fly direct from Ottawa to Las Vegas?

Porter Airlines (Canada) Ltd and Air Transat fly direct from Ottawa to Las Vegas.

How many flights are there a week from Ottawa to Las Vegas?

As of April 2025, there are 6 flights per week flying from Ottawa to Las Vegas.

When is the cheapest time to fly from Ottawa to Las Vegas?

The cheapest month to fly from Ottawa to Las Vegas is usually April 2025.

Which is the cheapest airport to fly into in Las Vegas?

If you're flying from Ottawa, the cheapest airport near Las Vegas is Las Vegas Harry Reid International – which is 4.3 km away from the centre of Las Vegas. We've found flights into this airport from £153.

Which upcoming date is cheapest to fly from Ottawa to Las Vegas on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Ottawa to Las Vegas on Sunday, 13 April 2025.

Can I get a direct flight from Ottawa to Las Vegas?

Yes – the average flight time is 5 hours and 23 minutes.

How can I get the best flight deal from Ottawa to Las Vegas?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Las Vegas but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Las Vegas?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Las Vegas is around 40 days in advance, so don’t leave your flight to the last minute.

What’s the weather like in Las Vegas?

In April, the average temperature is usually around 15°C. July is typically the warmest month in Las Vegas, when it usually averages around 37°C. You can expect the least rain in June. The coldest month is December, with temperatures averaging -0°C. The rainiest month is February.

Which is the cheapest airline to fly from Ottawa to Las Vegas with?

The cheapest airline that flies to Las Vegas is Porter Airlines (Canada) Ltd .

How to find cheap flights to Las Vegas from Ottawa

Looking for cheap tickets from Ottawa to Las Vegas? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Ottawa to Las Vegas. And with us there are no hidden fees - what you see is what you pay.
Compare flight deals to Las Vegas from Ottawa from over 1,000 providers. Then choose the cheapest or fastest plane tickets.
Flex your dates to find the best Ottawa-Las Vegas ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Las Vegas from Ottawa.
Set up a Price Alert. You can easily track the fare of your cheap Ottawa-Las Vegas flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
Fly without stops. Only interested in direct flights between Ottawa and Las Vegas? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights available on the route, these will appear in the results.
Find the cheapest Business class flights from Ottawa and Las Vegas. We scour the internet for the best Business, Premium Economy and First Class flight fares to Las Vegas, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
Include nearby airports in your search. Widen your search for Ottawa to Las Vegas flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.

Combine your flight to Las Vegas from Ottawa with hotels and car hire

Once you've secured your cheap flight ticket from Ottawa to Las Vegas, discover the best prices and exclusive rates for hotels in Las Vegas or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.