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Cheap Flights from Ottawa International to Las Vegas

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      Travellers and cabin class, 1 Adult, Economy

      Compare Ottawa International 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 International to Las Vegas

      Looking for a cheap last-minute deal or the best return flight from Ottawa International Airport to Las Vegas? If you want to travel next month, return fares start from R 4,525. Find the lowest prices on one-way and return tickets right here.
      Las Vegas.R 2,815 per passenger.Departing Thu, 29 Oct.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Ottawa International on Thu, 29 Oct, arriving in Harry Reid International.Price includes taxes and charges.From R 2,815, select.
      Las Vegas.R 2,816 per passenger.Departing Tue, 1 Sep.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Ottawa International on Tue, 1 Sep, arriving in Harry Reid International.Price includes taxes and charges.From R 2,816, select.
      Las Vegas.R 2,825 per passenger.Departing Tue, 25 Aug.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Ottawa International on Tue, 25 Aug, arriving in Harry Reid International.Price includes taxes and charges.From R 2,825, select.
      Las Vegas.R 2,831 per passenger.Departing Mon, 27 Jul.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Ottawa International on Mon, 27 Jul, arriving in Harry Reid International.Price includes taxes and charges.From R 2,831, select.
      Las Vegas.R 3,341 per passenger.Departing Mon, 9 Nov.One-way flight with Porter Airlines.Outbound indirect flight with Porter Airlines, departs from Ottawa International on Mon, 9 Nov, arriving in Harry Reid International.Price includes taxes and charges.From R 3,341, select.
      Las Vegas.R 3,828 per passenger.Departing Tue, 1 Dec.One-way flight with Air Canada.Outbound indirect flight with Air Canada, departs from Ottawa International on Tue, 1 Dec, arriving in Harry Reid International.Price includes taxes and charges.From R 3,828, select.
      Las Vegas.R 3,966 per passenger.Departing Wed, 6 Jan.One-way flight with Porter Airlines.Outbound indirect flight with Porter Airlines, departs from Ottawa International on Wed, 6 Jan, arriving in Harry Reid International.Price includes taxes and charges.From R 3,966, select.
      Las Vegas.R 4,103 per passenger.Departing Fri, 5 Feb.One-way flight with Porter Airlines.Outbound indirect flight with Porter Airlines, departs from Ottawa International on Fri, 5 Feb, arriving in Harry Reid International.Price includes taxes and charges.From R 4,103, select.
      Las Vegas.R 4,125 per passenger.Departing Fri, 12 Mar.One-way flight with Porter Airlines.Outbound indirect flight with Porter Airlines, departs from Ottawa International on Fri, 12 Mar, arriving in Harry Reid International.Price includes taxes and charges.From R 4,125, select.
      Las Vegas.R 5,147 per passenger.Departing Thu, 13 May.One-way flight with Porter Airlines.Outbound indirect flight with Porter Airlines, departs from Ottawa International on Thu, 13 May, arriving in Harry Reid International.Price includes taxes and charges.From R 5,147, select.

      Find the cheapest month to fly from Ottawa International to Las Vegas

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Ottawa International to Las Vegas flights are currently cheapest in October.
      Jul
      from R 2,831
      Aug
      from R 2,825
      Sep
      from R 2,816
      Oct
      from R 2,815
      Nov
      from R 3,341
      Dec
      from R 3,828
      Jan
      from R 3,966
      Feb
      from R 4,103
      Mar
      from R 4,125
      Apr
      Find prices
      May
      from R 5,147
      Jun
      Find prices

      Alternative Ottawa International to Las Vegas routes

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

      Harry Reid International

      4km from central Las Vegas
      ClosestCheapest
      from R 2,815
      Search flights

      North Las Vegas

      11km from central Las Vegas
      Search flights

      Henderson Executive

      16km from central Las Vegas
      Search flights

      Boulder City Municipal

      34km from central Las Vegas
      Search flights

      Ottawa to Las Vegas: Flight information

      The things to know before you go.
      Cheapest flight foundR 2,815
      Cheapest month to flyOctober

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

      There are 4 airports in Las Vegas: Harry Reid International, North Las Vegas, Henderson Executive, and Boulder City Municipal.
      The best price we found for a return flight from Ottawa International to Las Vegas is R 4,525. 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.
      Currently, there are no airlines that fly direct from Ottawa International to Las Vegas. But we found flights with one or more stops from R 4,525.
      As of July 2026, there are no flights flying from Ottawa International to Las Vegas.
      The cheapest month to fly from Ottawa International to Las Vegas is usually August.
      If you're flying from Ottawa International Airport, the cheapest airport near Las Vegas is Harry Reid International – which is 4.3 km away from the centre of Las Vegas. We've found flights into this airport from R 4,525.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Ottawa International Airport to Las Vegas on Friday, 14 August 2026.
      No airlines currently offer direct flights between Ottawa International Airport and Las Vegas. Most routes have one or more stops.
      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.

      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.

      In July, the average temperature is usually around 30°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.
      Currently, WestJet offers the cheapest flight tickets to Las Vegas.

      Flying from Ottawa/Macdonald-Cartier International Airport (YOW) to Las Vegas: what you need to know

      • Expect to be travelling for 4 hours 30 minutes. That's the average journey time for a direct flight from Ottawa/Macdonald-Cartier International Airport to Las Vegas.

      • Las Vegas is three hours behind Ottawa, where Ottawa/Macdonald-Cartier International Airport is located. Las Vegas runs on the UTC-7 timezone.

      • Ottawa/Macdonald-Cartier International Airport (YOW) to Harry Reid Airport (formerly McCarran Airport) (LAS) is the most popular route, with three weekly flights to pick from. If you have things to do before leaving, the last flight from YOW to LAS is with Porter Airlines at 18:10. Opt for the first departure operated by Porter Airlines at 08:55 if you want to fly out earlier.

      • For a stress-free journey, turn up at the airport two hours ahead of international flights and one hour before domestic departures. That way, you won't have to rush to board your YOW to Las Vegas flight.

      • Be prepared for longer lines in popular months such as August. Arriving up to four hours in advance for international flights and two hours for domestic departures is a wise move.

      • Direct Ottawa/Macdonald-Cartier International Airport to Las Vegas tickets are available for booking. Harry Reid Airport (formerly McCarran Airport) (LAS) is where you'll complete your journey.

      • Look out for promotions from Porter Airlines. This airline has direct flights from Ottawa/Macdonald-Cartier International Airport to Las Vegas.

      • YOW is around 11 kilometres from central Ottawa. If you're driving, ride-sharing or catching a cab from the centre, it'll take 20 minutes or so to get there, depending on the traffic. If you're taking public transport, expect the trip time to be around 45 minutes.

      • Want an easy start to your trip? Stay near YOW. Whether you've booked an early flight from Ottawa/Macdonald-Cartier International Airport to Las Vegas or want to avoid feeling rushed, these hotels are all about convenience:

      • When it comes to Ottawa/Macdonald-Cartier International Airport's on-time performance, 58.21% of flights arrive within the scheduled time frame.

      • YOW is located at 50 Airport Road.

      How to find the cheapest flights from Ottawa/Macdonald-Cartier International Airport (YOW) to Las Vegas

      • R 2,815 is the cheapest price we've seen for a one-way Ottawa/Macdonald-Cartier International Airport to Las Vegas flight. A round-trip ticket right now is R 4,525. Depending on how early you book and the availability, these fares may change.

      • Don't leave everything to the last minute. You're more likely to land cheap flights from YOW to Las Vegas if you book early. Airlines often have some great early bird deals.

      • If you're flexible with your trip dates, use the 'Whole month' search tool. It'll show you the cheapest price across each month when looking for an Ottawa/Macdonald-Cartier International Airport to Las Vegas ticket.

      • Snapping up a cheap flight from YOW to Las Vegas couldn't be easier with Price Alerts. Simply set up one of these automatic notifications and we'll let you know when the price has dropped.

      • Tailor your trip with filters. Choose your ideal arrival and departure times, total journey duration and airlines. You can also sort your results by 'Fastest,' 'Cheapest' or 'Best' flights from Ottawa/Macdonald-Cartier International Airport to Las Vegas.

      Airports in Las Vegas

      Harry Reid Airport (formerly McCarran Airport) (LAS)

      • Harry Reid Airport (formerly McCarran Airport) (LAS) is around 19 kilometres from the centre of Las Vegas. If you're grabbing a cab or a ride-share, the drive will take roughly 15 minutes.

      • Travelling by public transport typically takes 1 hour.

      • If you're coming in on a late flight from Ottawa/Macdonald-Cartier International Airport to Las Vegas, nothing beats the convenience of staying near the terminal. Grab your bags from the carousel and then be showered and relaxing not long after at one of these accommodation options near LAS:

      • Begin your adventure by picking up a Harry Reid Airport (formerly McCarran Airport) rental car. Grab a set of wheels from Dollar, Thrifty or Alamo and experience the lesser-explored corners of Las Vegas and beyond.

      • Booking your vehicle from Harry Reid Airport (formerly McCarran Airport) around one week ahead of your flight from YOW to Las Vegas can help you lock in the lowest rate.

      • LAS is located at 5757 Wayne Newton Boulevard.

      Best time to go to Las Vegas

      • Carefully consider your dates before locking in your flight from Ottawa/Macdonald-Cartier International Airport to Las Vegas. The city comes alive during peak season, but prices are generally higher and major attractions can get busy. Plan your trip to Las Vegas in the low season if you like a quieter vibe.

      • Book an Ottawa/Macdonald-Cartier International Airport to Las Vegas flight ticket with a departure in July if you want to experience the city during its warmest month. You can expect temperatures to range from 23ºC (73ºF) to 42ºC (108ºF).

      • If you like travelling in cooler conditions, search for a cheap ticket from YOW to Las Vegas in January when temperatures average between -1ºC (30ºF) and 13ºC (55ºF).

      More about Las Vegas

      • Start your Las Vegas trip off on the right foot by choosing the perfect place to stay. After booking your flight from Ottawa/Macdonald-Cartier International Airport to Las Vegas, explore our selection of accommodation options including:

      • Every great holiday has to include some sightseeing. Fountains of Bellagio, Las Vegas Strip and Fremont Street Experience are must-do's during your Las Vegas adventure.

      Explore more of United States

      • You've visited Las Vegas, now it's time to explore other corners of United States. Travel around 370 kilometres south-west to Los Angeles to check off its must-visit sights. From Griffith Observatory to The Broad and La Brea Tar Pits & Museum, you've got a jam-packed schedule ahead.

      • Phoenix is another favourite destination in United States and is around 418 kilometres south-east of Las Vegas. No trip is complete without experiencing Desert Botanical Garden, Heard Museum and Papago Park.

      Plan the rest of your trip from Ottawa to Las Vegas

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.