$154 Cheap Flights from Ottawa (YOW) to Las Vegas (LAS)

View $154 flight on Tue, Oct 28, 2025Opens in a new window

Popular airlines from Ottawa International Airport (YOW) to Harry Reid Intl. Airport (LAS)

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Cheap Flights from Ottawa to Las Vegas (YOW-LAS)

Prices were available within the past 7 days and start at $154 for one-way flights and $260 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Tue, Nov 25 - Tue, Dec 2
YOW
Ottawa
LAS
Las Vegas
$260 Roundtrip, found 5 hours ago
$260
Roundtrip
found 5 hours ago
Select Air Canada flight, departing Tue, Nov 25 from Ottawa to Las Vegas, returning Tue, Dec 2, priced at $260 found 5 hours ago
Air Canada
Tue, Nov 18 - Tue, Dec 2
YOW
Ottawa
LAS
Las Vegas
$260 Roundtrip, found 2 days ago
$260
Roundtrip
found 2 days ago
Select Air Canada flight, departing Tue, Nov 18 from Ottawa to Las Vegas, returning Tue, Dec 2, priced at $260 found 2 days ago
Air Canada
Tue, Nov 25 - Thu, Nov 27
YOW
Ottawa
LAS
Las Vegas
$264 Roundtrip, found 5 hours ago
$264
Roundtrip
found 5 hours ago
Select Air Canada flight, departing Tue, Nov 25 from Ottawa to Las Vegas, returning Thu, Nov 27, priced at $264 found 5 hours ago
Air Canada
Mon, Nov 24 - Tue, Dec 2
YOW
Ottawa
LAS
Las Vegas
$266 Roundtrip, found 5 hours ago
$266
Roundtrip
found 5 hours ago
Select Air Canada flight, departing Mon, Nov 24 from Ottawa to Las Vegas, returning Tue, Dec 2, priced at $266 found 5 hours ago
WestJet
Tue, Oct 21 - Wed, Oct 29
YOW
Ottawa
LAS
Las Vegas
$269 Roundtrip, found 5 hours ago
$269
Roundtrip
found 5 hours ago
Select WestJet flight, departing Tue, Oct 21 from Ottawa to Las Vegas, returning Wed, Oct 29, priced at $269 found 5 hours ago
United
Sun, Nov 23 - Tue, Dec 2
YOW
Ottawa
LAS
Las Vegas
$270 Roundtrip, found 5 hours ago
$270
Roundtrip
found 5 hours ago
Select United flight, departing Sun, Nov 23 from Ottawa to Las Vegas, returning Tue, Dec 2, priced at $270 found 5 hours ago
WestJet
Wed, Nov 26 - Thu, Dec 4
YOW
Ottawa
LAS
Las Vegas
$272 Roundtrip, found 11 hours ago
$272
Roundtrip
found 11 hours ago
Select WestJet flight, departing Wed, Nov 26 from Ottawa to Las Vegas, returning Thu, Dec 4, priced at $272 found 11 hours ago
Air Canada
Tue, Dec 9 - Fri, Dec 12
YOW
Ottawa
LAS
Las Vegas
$273 Roundtrip, found 15 hours ago
$273
Roundtrip
found 15 hours ago
Select Air Canada flight, departing Tue, Dec 9 from Ottawa to Las Vegas, returning Fri, Dec 12, priced at $273 found 15 hours ago
Porter Airlines
Mon, Apr 20 - Wed, Apr 22
YOW
Ottawa
LAS
Las Vegas
$289 Roundtrip, found 17 hours ago
$289
Roundtrip
found 17 hours ago
Select Porter Airlines flight, departing Mon, Apr 20 from Ottawa to Las Vegas, returning Wed, Apr 22, priced at $289 found 17 hours ago
Delta
Thu, Nov 13 - Fri, Nov 21
YOW
Ottawa
LAS
Las Vegas
$388 Roundtrip, found 4 days ago
$388
Roundtrip
found 4 days ago
Select Delta flight, departing Thu, Nov 13 from Ottawa to Las Vegas, returning Fri, Nov 21, priced at $388 found 4 days ago

Find the cheapest month to fly from Ottawa (YOW) to Las Vegas (LAS)

March is typically the cheapest month to fly

From $192 - $356 per traveler.

Alternative airports near Las Vegas

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to McCarran Intl. LAS. Cheapest and Closest option available. Average driving time to city center is 6 minutes. Flights from $306
LAS
McCarran Intl.
CheapestClosest
Average driving time to city center6 min
Flights from $306

Frequently asked questions

How much does a flight from Macdonald-Cartier Intl. Airport (YOW) to Harry Reid Intl. Airport (LAS) cost?
Lock in a cheap one-way flight from $154 or cheap return flight from $260 from Macdonald-Cartier Intl. Airport (YOW) to Harry Reid Intl. Airport (LAS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Macdonald-Cartier Intl. Airport (YOW) to Harry Reid Intl. Airport (LAS)?
Traveling in November is a great way to save, as it's the cheapest month for flights between YOW and LAS. You'll typically find the lowest prices during off-peak months.
Which airlines fly direct from Macdonald-Cartier Intl. Airport (YOW) to Harry Reid Intl. Airport (LAS)?
You can travel nonstop from Macdonald-Cartier Intl. Airport (YOW) to Harry Reid Intl. Airport (LAS) on a Porter Airlines flight.
What is the cheapest airline that flies from Macdonald-Cartier Intl. Airport (YOW) to Harry Reid Intl. Airport (LAS)?
To find the cheapest airline flying from YOW to LAS, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Macdonald-Cartier Intl. Airport (YOW) to Harry Reid Intl. Airport (LAS)?
On average, you can pick from 4 direct flights each week from Macdonald-Cartier Intl. Airport (YOW) to Harry Reid Intl. Airport (LAS). To broaden your travel options, consider flights with layovers. Just enter your dates on Expedia and then set the filters to include one or two stops.
What are the most popular departure times for flights from Macdonald-Cartier Intl. Airport (YOW) to Harry Reid Intl. Airport (LAS)?
Flights between YOW and LAS are their busiest at 6 PM. If you'd like a more relaxed experience and possibly cheaper fares, look for a departure that's outside typical rush times.
What day of the week has the most flights from YOW to LAS?
Travel on a Friday if you're searching for the largest selection of flights from Macdonald-Cartier Intl. Airport (YOW) to Harry Reid Intl. Airport (LAS).
What is the earliest flight from Macdonald-Cartier Intl. Airport (YOW) to Harry Reid Intl. Airport (LAS)?
The first flight of the day taking off from Macdonald-Cartier Intl. Airport (YOW) is at around 6:10PM UTC-5. Board this flight and you'll land at Harry Reid Intl. Airport (LAS) at approximately 8:40PM UTC-8. The total flight duration is 5h 30m.
How long does it take to fly from Macdonald-Cartier Intl. Airport (YOW) to Harry Reid Intl. Airport (LAS)?
Typically, it takes 5 hours and 30 minutes to fly the 2,100 mi from YOW to LAS.
What is the best time to fly from Macdonald-Cartier Intl. Airport (YOW) to Harry Reid Intl. Airport (LAS)?
Choose a flight from Macdonald-Cartier Intl. Airport (YOW) to Harry Reid Intl. Airport (LAS) that takes off before 3 PM to reduce the risk of cancellations. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Las Vegas from Macdonald-Cartier Intl. Airport (YOW)?
If you're on a direct flight from Macdonald-Cartier Intl. Airport (YOW) to Las Vegas, Harry Reid Intl. Airport (LAS) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from Macdonald-Cartier Intl. Airport (YOW) to Harry Reid Intl. Airport (LAS) last-minute?
Last-minute bookings from YOW to LAS are generally more expensive. To lock in the lowest rates, start looking for flights well in advance. That said, if you can play around with your travel dates, it's possible to land a cheap fare right before your trip.
Is it cheaper to book a YOW to LAS flight and hotel package?
Booking a YOW to LAS flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Pick from our extensive range of stays and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Macdonald-Cartier Intl. Airport (YOW) to Harry Reid Intl. Airport (LAS)?
If you reserved your YOW to LAS flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for further details.

Travel information

Travel information

Origin airport
Macdonald-Cartier Intl.
Destination airport
Harry Reid Intl.
Airlines serving
Air Canada, Porter Airlines, United, WestJet
Roundtrip price
$259
Distance
2140 mi

Book with confidence

Book with confidence

Ottawa to Las Vegas Flights

The cheapest times to fly from Ottawa to Las Vegas

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Ottawa to Las Vegas are during the month of November. You can find some of the cheapest flights from Ottawa to Las Vegas with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Ottawa to Las Vegas

Sunday is one of the best days to book for cheap flights from Ottawa to Las Vegas: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Ottawa to Las Vegas

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Ottawa to Las Vegas in 2025. You can also book with separate airlines for your outbound and return journeys, from $154 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Ottawa to Las Vegas flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Ottawa to Las Vegas airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Ottawa to Las Vegas Flights

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