LAS - YOW

C$ 153 Find Cheap Flights from Las Vegas to Ottawa – Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
C$ 361
Typical prices: C$ 517-C$ 729
WestJet
Sun 28/10Sat 10/11
LAS - YOW • 1 stop
Cheapest one-way flights
C$ 153
Typical prices: C$ 245-C$ 472
WestJet
Thu 22/11
LAS - YOW • 2 stops
Direct flights
Not available
There are currently no direct flights between Las Vegas and Ottawa. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
October
Cheapest • 38% price drop
August
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Vancouver Intl (YVR)
Cheapest • Avg C$ 450 (round-trip)
Toronto Pearson Intl (YYZ)
Shortest trip • 8h 13m (one-way)
Insights
Insights
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We hope you enjoy your trip to Ottawa!
Flight Deals
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Expert advice
Flight Deals

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

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Las Vegas to Ottawa

Wed, 28 Oct - Tue, 10 Nov
WestJet Logo
12:50 p.m. - 1:00 a.m.LAS  Las Vegas Harry Reid Intl-YOW Ottawa
9h 10m1 stop Calgary
WestJet Logo
5:30 a.m. - 3:55 p.m.YOW  Ottawa-LAS Las Vegas Harry Reid Intl
13h 25m2 stops Toronto Pearson Intl Calgary
C$ 361WestJet
Fri, 30 Oct - Wed, 4 Nov
WestJet Logo
12:50 p.m. - 1:00 a.m.LAS  Las Vegas Harry Reid Intl-YOW Ottawa
9h 10m1 stop Calgary
WestJet Logo
5:30 a.m. - 3:55 p.m.YOW  Ottawa-LAS Las Vegas Harry Reid Intl
13h 25m2 stops Toronto Pearson Intl Calgary
C$ 363WestJet
Wed, 28 Oct - Wed, 4 Nov
WestJet Logo
12:50 p.m. - 1:00 a.m.LAS  Las Vegas Harry Reid Intl-YOW Ottawa
9h 10m1 stop Calgary
WestJet Logo
5:30 a.m. - 3:55 p.m.YOW  Ottawa-LAS Las Vegas Harry Reid Intl
13h 25m2 stops Toronto Pearson Intl Calgary
C$ 364WestJet
Wed, 28 Oct - Thu, 5 Nov
WestJet Logo
12:50 p.m. - 1:00 a.m.LAS  Las Vegas Harry Reid Intl-YOW Ottawa
9h 10m1 stop Calgary
WestJet Logo
4:15 p.m. - 9:55 a.m.YOW  Ottawa-LAS Las Vegas Harry Reid Intl
20h 40m2 stops Calgary Vancouver Intl
C$ 374WestJet
Thu, 29 Oct - Wed, 4 Nov
WestJet Logo
10:35 a.m. - 1:00 a.m.LAS  Las Vegas Harry Reid Intl-YOW Ottawa
11h 25m2 stops Edmonton Calgary
WestJet Logo
6:10 a.m. - 3:55 p.m.YOW  Ottawa-LAS Las Vegas Harry Reid Intl
12h 45m1 stop Calgary
C$ 388WestJet
Wed, 28 Oct - Tue, 10 Nov
WestJet Logo
12:50 p.m. - 1:00 a.m.LAS  Las Vegas Harry Reid Intl-YOW Ottawa
9h 10m1 stop Calgary
WestJet Logo
6:10 a.m. - 3:55 p.m.YOW  Ottawa-LAS Las Vegas Harry Reid Intl
12h 45m1 stop Calgary
C$ 389WestJet
Fri, 30 Oct - Thu, 5 Nov
WestJet Logo
12:50 p.m. - 1:00 a.m.LAS  Las Vegas Harry Reid Intl-YOW Ottawa
9h 10m1 stop Calgary
WestJet Logo
6:10 a.m. - 6:15 p.m.YOW  Ottawa-LAS Las Vegas Harry Reid Intl
15h 05m2 stops Calgary Edmonton
C$ 390WestJet
Thu, 8 Oct - Mon, 12 Oct
Air Canada Logo
11:25 p.m. - 10:18 a.m.LAS  Las Vegas Harry Reid Intl-YOW Ottawa
7h 53m1 stop Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
5:50 p.m. - 10:23 p.m.YOW  Ottawa-LAS Las Vegas Harry Reid Intl
7h 33m1 stop Montreal Pierre Elliott Trudeau Intl
C$ 395Air Canada
Sat, 31 Oct - Tue, 10 Nov
WestJet Logo
7:45 a.m. - 12:44 a.m.LAS  Las Vegas Harry Reid Intl-YOW Ottawa
13h 59m2 stops Calgary Toronto Pearson Intl
WestJet Logo
6:10 a.m. - 3:55 p.m.YOW  Ottawa-LAS Las Vegas Harry Reid Intl
12h 45m1 stop Calgary
C$ 399WestJet
Wed, 28 Oct - Sun, 8 Nov
WestJet Logo
12:50 p.m. - 1:00 a.m.LAS  Las Vegas Harry Reid Intl-YOW Ottawa
9h 10m1 stop Calgary
WestJet Logo
6:10 a.m. - 8:45 p.m.YOW  Ottawa-LAS Las Vegas Harry Reid Intl
17h 35m1 stop Calgary
C$ 400WestJet
Booking Insights

Price, demand, and travel trends for Las Vegas to Ottawa flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Las Vegas to Ottawa with more confidence.

How much is a round-trip flight from Las Vegas to Ottawa?

Round-trip flights from Las Vegas to Ottawa start at C$ 361. Prices are below average for this route right now, with typical round-trip fares ranging from C$ 517 to C$ 729. The lowest price found in the past 5 days was C$ 361 on WestJet.

What's the cheapest day of the week to fly from Las Vegas to Ottawa?

Thursday is the cheapest day of the week to fly from Las Vegas to Ottawa and is 23% cheaper than the average day. Monday is the most expensive day with flight prices 184% higher than average. Based on deals found by KAYAK users in the last 12 months.

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Expert advice

Expert advice for your flight from Las Vegas to Ottawa

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Mark Stachiew

Mark Stachiew

Expert on YOW

Mark Stachiew has been exploring the world and writing about it for more than 30 years. His travel stories have appeared in numerous newspapers, magazines and online publications in Canada, the United States and beyond.

Read more
Harriet Baskas

Harriet Baskas

Expert on LAS

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more

Key details for Las Vegas to Ottawa flights

Low season

December

Cheapest flight

C$ 153
Best time to beat the crowds but there is an average 2% increase in price.
Most popular time to fly (25% more expensive on average)
Flights from Las Vegas to Ottawa

When to book flights from Las Vegas to Ottawa

Are your dates flexible? Find out the best times to travel from Las Vegas to Ottawa based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Las Vegas to Ottawa flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which airports can I use when flying from Las Vegas to Ottawa?

    Flights from Las Vegas to Ottawa usually depart from Las Vegas Harry Reid Intl (LAS) and arrive at Ottawa (YOW).

  • Which cabin classes can I book on flights from Las Vegas to Ottawa?

    Only Economy Class is available on flights from Las Vegas to Ottawa.

  • Which airports do connecting flights from Las Vegas to Ottawa pass through?

    One-stop flights from Las Vegas to Ottawa most commonly connect through:

    • Toronto Pearson Intl (YYZ) – 40% of one-stop connections
    • Chicago O'Hare Intl (ORD) – 21% of one-stop connections
    • Calgary (YYC) – 12% of one-stop connections
    • Washington, D.C. Dulles Intl (IAD) – 10% of one-stop connections

    Toronto Pearson Intl (YYZ) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Las Vegas to Ottawa?

    Yes. Being flexible with your travel dates can save you up to 73% on the Las Vegas to Ottawa route. Thursday is the cheapest departure day at C$ 467 round-trip on average, while Monday is the most expensive at C$ 1,721, a difference of C$ 1,254. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • Which popular places can I visit in Ottawa?

    Some of the most popular sights in Ottawa are Shaw Centre, National Arts Centre, and Canal Rideau Memorial. These are among the most viewed places in Ottawa on KAYAK.

  • How long does a flight from Las Vegas to Ottawa take?

    A direct flight from Las Vegas to Ottawa takes 0h 00m, covering 5,539 km.

  • Do I need a passport to fly from Las Vegas to Ottawa?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Las Vegas to Ottawa changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about C$ 361 to C$ 3,217. That means the highest observed fare was about 9x higher than the lowest one.

  • How are flight prices from Las Vegas to Ottawa looking right now?

    One-way fares from Las Vegas to Ottawa are currently lower than usual. Average one-way flight prices are about C$ 187, which is 48% below the typical average for this route.

  • How much time can I save by choosing a different layover airport when travelling from Las Vegas to Ottawa?

    Flying via Toronto Pearson Intl (YYZ) gives the shortest average 1-stop total travel time at 8h 13m, compared with 8h 19m via Chicago O'Hare Intl (ORD) and 8h 27m via Washington, D.C. Dulles Intl (IAD).

  • What is the time difference between Las Vegas and Ottawa?

    Ottawa is 3 hours ahead of Las Vegas (Eastern Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Ottawa Airport (YOW)?

    Ottawa Airport (YOW) hosts 5 major car rental companies, with daily rates starting from around C$ 18 for economy cars. Top options include:
    • Routes Car & Truck Rentals
    • Europcar
    • Alamo
    • Budget
    • Enterprise Rent-A-Car

  • How much should I expect to pay for a Las Vegas to Ottawa flight?

    Round-trip flights from Las Vegas to Ottawa range from C$ 517 to C$ 729, with an average of C$ 606 over the past 12 months. Anything below C$ 517 counts as a good deal.

Your guide to booking Las Vegas to Ottawa flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Thursday departure instead of Monday. On this route, Thursday flights average C$ 467 – about C$ 1,254 less than Monday (73% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Las Vegas to Ottawa trip for October. Fares historically average C$ 375 round-trip in that month – typically C$ 385 less than the most expensive month, which is August (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Ottawa Airport.
    - Hilton Garden Inn Ottawa Airport
    - Hampton Inn by Hilton Ottawa Airport
    - Fairfield Inn & Suites by Marriott Ottawa Airport

More options for your flight from Las Vegas to Ottawa

Complete your trip to Ottawa with a hotel stay or car rental

Car rentals in Ottawa
Hotels in Ottawa
Vacations in Ottawa