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Cheap flights from Las Vegas to Ottawa from C$ 217

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — YOW
28 May — 4 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Las Vegas to Ottawa

Enter your travel dates to find the best prices.

Cheapest flights from Las Vegas to Ottawa
Explore the most affordable flight options available from Las Vegas to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 April 2026.

Wed 3/66:10 p.m.
LAS
-
YOW
1 stop8h 25m
WestJet
Sun 7/612:25 p.m.
YOW
-
LAS
1 stop9h 10m
WestJet
Deal found 28/4C$ 364
Fri 4/96:10 p.m.
LAS
-
YOW
1 stop8h 25m
WestJet
Tue 8/96:00 a.m.
YOW
-
LAS
1 stop9h 55m
WestJet
Deal found 25/4C$ 398
Thu 2/76:10 p.m.
LAS
-
YOW
1 stop8h 25m
WestJet
Sun 12/76:00 a.m.
YOW
-
LAS
1 stop9h 55m
WestJet
Deal found 25/4C$ 409
Thu 2/71:45 p.m.
LAS
-
YOW
1 stop7h 55m
WestJet
Sat 11/71:20 p.m.
YOW
-
LAS
1 stop11h 20m
WestJet
Deal found 23/4C$ 412
Tue 21/76:10 p.m.
LAS
-
YOW
1 stop8h 25m
WestJet
Tue 18/86:00 a.m.
YOW
-
LAS
1 stop9h 55m
WestJet
Deal found 26/4C$ 413
Fri 28/81:45 p.m.
LAS
-
YOW
1 stop7h 55m
WestJet
Tue 1/96:00 a.m.
YOW
-
LAS
1 stop9h 55m
WestJet
Deal found 25/4C$ 416
Fri 3/76:10 p.m.
LAS
-
YOW
1 stop8h 25m
WestJet
Sat 11/71:20 p.m.
YOW
-
LAS
1 stop11h 20m
WestJet
Deal found 23/4C$ 417
Wed 17/61:20 p.m.
LAS
-
YOW
2 stops24h 55m
WestJet
Sat 20/66:55 a.m.
YOW
-
LAS
2 stops13h 20m
WestJet
Deal found 27/4C$ 429

Find flight deals from Las Vegas to Ottawa

Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) to Ottawa (YOW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 28 April 2026.

Round-trip from

C$ 409

One-way from

C$ 217

Popular in

December

Cheapest in

June

Average price

C$ 408
WestJet
  • WestJet
  • 2/7-12/7
  • 2 total stops
  • 18h 20m total
  • Las Vegas to Ottawa
Search Deals
United Airlines
  • United Airlines
  • 8/6
  • 1 total stop
  • 11h 29m total
  • Las Vegas to Ottawa
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 131 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Las Vegas to Ottawa that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 28 April 2026.
Use the filters below to find and compare flights from Las Vegas to Ottawa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Fri 26/6

1:45 p.m.-12:30 p.m.

2 stops19h 45m

Ottawa

Thu 9/7

12:25 p.m.-9:40 p.m.

2 stops12h 15m

C$ 480

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Fri 26/6

12:12 a.m.-4:38 p.m.

1 stop13h 26m

Ottawa

Sat 27/6

7:30 p.m.-9:07 a.m.

2 stops16h 37m

C$ 485

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Mon 29/6

1:20 p.m.-12:30 p.m.

2 stops20h 10m

Ottawa

Tue 7/7

6:55 a.m.-5:15 p.m.

2 stops13h 20m

C$ 491
Quickest round-trip

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Wed 3/6

12:36 a.m.-1:59 p.m.

1 stop10h 23m

Ottawa

Sat 6/6

5:20 p.m.-9:54 p.m.

1 stop7h 34m

C$ 517

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Sun 21/6

6:10 p.m.-12:30 p.m.

2 stops15h 20m

Ottawa

Sat 27/6

6:15 p.m.-9:40 p.m.

2 stops30h 25m

C$ 551

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Sun 28/6

1:20 p.m.-5:35 a.m.

2 stops13h 15m

Ottawa

Wed 8/7

6:00 a.m.-3:45 p.m.

2 stops12h 45m

C$ 646
Cheapest one-way

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Mon 8/6

11:30 p.m.-1:59 p.m.

1 stop11h 29m

C$ 217
Quickest one-way

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Sun 5/7

11:25 p.m.-9:24 a.m.

1 stop6h 59m

C$ 218

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Sun 5/7

1:45 p.m.-5:35 p.m.

2 stops24h 50m

C$ 240

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Wed 6/5

1:20 p.m.-5:35 a.m.

2 stops13h 15m

C$ 333

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/4

Showing 1-10 of 11 resultsSorted by cheapest first
1
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Best time to book a flight from Las Vegas to Ottawa

Have a flexible travel schedule? Discover the best time to fly to Ottawa from Las Vegas with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Las Vegas to Ottawa

How much does it cost to fly round-trip from Las Vegas to Ottawa?

Related info for your journey

Find useful and relevant information for your journey from Las Vegas to Ottawa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Las Vegas to Ottawa flight route?

    This flight path from Las Vegas Harry Reid Intl to Ottawa was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Las Vegas to Ottawa?

    A quick flight from Las Vegas to Ottawa can take about 13h 26m. WestJet provides one of the quickest options available for as low as C$ 485. The distance from Las Vegas to Ottawa is about 3442 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from Las Vegas to Ottawa one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as C$ 138. However, be on the lookout for offers from Porter Airlines and Air Canada, as they are both options that can get you from Las Vegas to Ottawa for a low price.

  • Can I find deals for flights from Las Vegas to Ottawa that include hotel bookings?

    Yes. In addition to deals on Las Vegas to Ottawa flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Las Vegas to Ottawa?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Las Vegas to Ottawa.

  • Can I find deals for business class flights from Las Vegas to Ottawa?

    Yes. Cheapflights offers flight deals from Las Vegas to Ottawa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Brockville
Wakefield
Pembroke
Smiths Falls

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Las Vegas to Ottawa

See prices for flight routes from nearby airports that may be better suited for you.
Las Vegas to Pearson Intl flights
Las Vegas to Pierre Elliott Trudeau Intl flights
Reno to Pearson Intl flights
Las Vegas to Hamilton flights
Las Vegas to Region of Waterloo Intl flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Las Vegas to Ottawa?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ottawa from Las Vegas today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Las Vegas to Ottawa?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Las Vegas to Ottawa.

Can Cheapflights find flights from Las Vegas to Ottawa with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Las Vegas to Ottawa, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Las Vegas to Ottawa become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ottawa from Las Vegas today and book when prices fit your budget.

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