$134 Cheap Flights from Las Vegas (LAS) to Ottawa (YOW)

View $134 flight on Fri, Nov 28, 2025Opens in a new window

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

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

Prices were available within the past 7 days and start at $134 for one-way flights and $291 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

WestJet
Thu, Nov 27 - Wed, Dec 3
LAS
Las Vegas
YOW
Ottawa
$291 Roundtrip, found 15 hours ago
$291
Roundtrip
found 15 hours ago
Select WestJet flight, departing Thu, Nov 27 from Las Vegas to Ottawa, returning Wed, Dec 3, priced at $291 found 15 hours ago
United
Thu, Nov 27 - Wed, Dec 3
LAS
Las Vegas
YOW
Ottawa
$295 Roundtrip, found 15 hours ago
$295
Roundtrip
found 15 hours ago
Select United flight, departing Thu, Nov 27 from Las Vegas to Ottawa, returning Wed, Dec 3, priced at $295 found 15 hours ago
WestJet
Thu, Nov 27 - Wed, Dec 3
LAS
Las Vegas
YOW
Ottawa
$297 Roundtrip, found 15 hours ago
$297
Roundtrip
found 15 hours ago
Select WestJet flight, departing Thu, Nov 27 from Las Vegas to Ottawa, returning Wed, Dec 3, priced at $297 found 15 hours ago
United
Thu, Nov 27 - Wed, Dec 3
LAS
Las Vegas
YOW
Ottawa
$301 Roundtrip, found 15 hours ago
$301
Roundtrip
found 15 hours ago
Select United flight, departing Thu, Nov 27 from Las Vegas to Ottawa, returning Wed, Dec 3, priced at $301 found 15 hours ago
Air Canada
Wed, Nov 26 - Sun, Nov 30
LAS
Las Vegas
YOW
Ottawa
$303 Roundtrip, found 6 days ago
$303
Roundtrip
found 6 days ago
Select Air Canada flight, departing Wed, Nov 26 from Las Vegas to Ottawa, returning Sun, Nov 30, priced at $303 found 6 days ago
Air Canada
Mon, Nov 17 - Mon, Nov 24
LAS
Las Vegas
YOW
Ottawa
$304 Roundtrip, found 2 days ago
$304
Roundtrip
found 2 days ago
Select Air Canada flight, departing Mon, Nov 17 from Las Vegas to Ottawa, returning Mon, Nov 24, priced at $304 found 2 days ago
United
Mon, Nov 17 - Mon, Nov 24
LAS
Las Vegas
YOW
Ottawa
$307 Roundtrip, found 2 days ago
$307
Roundtrip
found 2 days ago
Select United flight, departing Mon, Nov 17 from Las Vegas to Ottawa, returning Mon, Nov 24, priced at $307 found 2 days ago
Air Canada
Thu, Nov 27 - Wed, Dec 3
LAS
Las Vegas
YOW
Ottawa
$307 Roundtrip, found 15 hours ago
$307
Roundtrip
found 15 hours ago
Select Air Canada flight, departing Thu, Nov 27 from Las Vegas to Ottawa, returning Wed, Dec 3, priced at $307 found 15 hours ago
Porter Airlines
Wed, May 6 - Wed, May 13
LAS
Las Vegas
YOW
Ottawa
$324 Roundtrip, found 5 days ago
$324
Roundtrip
found 5 days ago
Select Porter Airlines flight, departing Wed, May 6 from Las Vegas to Ottawa, returning Wed, May 13, priced at $324 found 5 days ago
Delta
Thu, Oct 30 - Fri, Oct 31
LAS
Las Vegas
YOW
Ottawa
$704 Roundtrip, found 1 day ago
$704
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Oct 30 from Las Vegas to Ottawa, returning Fri, Oct 31, priced at $704 found 1 day ago

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

April is typically the cheapest month to fly

From $196 - $429 per traveler.

Alternative airports near Ottawa

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

Select flight to Macdonald-Cartier Intl. YOW. Cheapest option available. Average driving time to city center is 15 minutes. Flights from $407
YOW
Macdonald-Cartier Intl.
Cheapest
Average driving time to city center15 min
Flights from $407

Frequently asked questions

How much does a flight from Harry Reid Intl. Airport (LAS) to Macdonald-Cartier Intl. Airport (YOW) cost?
Get a cheap one-way flight from $134 or cheap return flight from $291 from Harry Reid Intl. Airport (LAS) to Macdonald-Cartier Intl. Airport (YOW) 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 Harry Reid Intl. Airport (LAS) to Macdonald-Cartier Intl. Airport (YOW)?
November is the most affordable month to fly from LAS to YOW. Traveling outside of peak seasons is often the key to landing a great deal.
Which airlines fly direct from Harry Reid Intl. Airport (LAS) to Macdonald-Cartier Intl. Airport (YOW)?
Fly directly from Harry Reid Intl. Airport (LAS) to Macdonald-Cartier Intl. Airport (YOW) on a Porter Airlines flight.
What is the cheapest airline that flies from Harry Reid Intl. Airport (LAS) to Macdonald-Cartier Intl. Airport (YOW)?
To find the cheapest airline flying from LAS to YOW, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Harry Reid Intl. Airport (LAS) to Macdonald-Cartier Intl. Airport (YOW)?
On average, you can take your pick of 4 direct flights flying from Harry Reid Intl. Airport (LAS) to Macdonald-Cartier Intl. Airport (YOW) weekly. If you don't see one that suits your schedule, consider taking a flight that includes a layover. Customize your search results on Expedia to include one or more stops and opt for the next best option.
What are the most popular departure times for flights from Harry Reid Intl. Airport (LAS) to Macdonald-Cartier Intl. Airport (YOW)?
The 9 AM departures from LAS to YOW are the busiest. Prices can be higher for these popular slots. If you want to save on your trip, choose a less crowded time to fly.
What day of the week has the most flights from LAS to YOW?
If you depart on a Monday, you'll get the biggest range of options for flights from Harry Reid Intl. Airport (LAS) to Macdonald-Cartier Intl. Airport (YOW).
What is the earliest flight from Harry Reid Intl. Airport (LAS) to Macdonald-Cartier Intl. Airport (YOW)?
Harry Reid Intl. Airport (LAS)'s first flight to Macdonald-Cartier Intl. Airport (YOW) leaves at approximately 9:10AM UTC-8. With a travel time of 4h 35m, you'll touch down at around 4:45PM UTC-5.
How long does it take to fly from Harry Reid Intl. Airport (LAS) to Macdonald-Cartier Intl. Airport (YOW)?
Flights from LAS to YOW have an average travel time of 4 hours and 35 minutes. The total distance between the two is 2,100 mi.
What is the best time to fly from Harry Reid Intl. Airport (LAS) to Macdonald-Cartier Intl. Airport (YOW)?
Choose a flight from Harry Reid Intl. Airport (LAS) to Macdonald-Cartier Intl. Airport (YOW) that leaves before 3 PM to reduce the likelihood of delays. Departures after this hour 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 Ottawa from Harry Reid Intl. Airport (LAS)?
If you've booked a direct flight from Harry Reid Intl. Airport (LAS) to Ottawa, Macdonald-Cartier Intl. Airport (YOW) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from Harry Reid Intl. Airport (LAS) to Macdonald-Cartier Intl. Airport (YOW) last-minute?
Waiting until just before your trip to book a ticket from LAS to YOW generally means paying more. While you may come across some last-minute deals, there's no guarantee. Keep your travel plans flexible to boost your chances of landing a bargain.
Is it cheaper to book a LAS to YOW flight and hotel package?
You'll generally save money by booking a LAS to YOW flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. Once you've selected your preferred flights and accommodations, you can add extras such as activities, tours and car rentals.
Can I cancel or change the date of my flight from Harry Reid Intl. Airport (LAS) to Macdonald-Cartier Intl. Airport (YOW)?
Typically, it's possible to reschedule or cancel your LAS to YOW flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Harry Reid Intl.
Destination airport
Macdonald-Cartier Intl.
Airlines serving
Air Canada, Porter Airlines, United, WestJet
Roundtrip price
$290
Distance
2140 mi

Book with confidence

Las Vegas to Ottawa Flights

The cheapest times to fly from Las Vegas to Ottawa

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 Las Vegas to Ottawa are during the month of November. You can find some of the cheapest flights from Las Vegas to Ottawa with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Las Vegas to Ottawa: 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 Las Vegas to Ottawa

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 Las Vegas to Ottawa in 2025. You can also book with separate airlines for your outbound and return journeys, from $134 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 Las Vegas to Ottawa 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 Las Vegas to Ottawa 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.

 

Las Vegas to Ottawa Flights

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*Available to One Key members.