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Cheap flights from Las Vegas to Ottawa from C$ 173

LAS — YOW
8 Oct — 15 Oct1
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

Wed 28/1012:50 p.m. -
1 stop9h 10m
Sat 31/106:10 a.m. -
1 stop18h 35m
Deal found 6/9C$ 412
Sat 3/106:10 p.m. -
1 stop8h 25m
Sat 10/1012:25 p.m. -
2 stops12h 15m
Deal found 5/9C$ 442
Fri 25/91:20 p.m. -
2 stops13h 15m
Sun 11/101:20 p.m. -
1 stop11h 20m
Deal found 7/9C$ 456
Thu 15/106:10 p.m. -
1 stop8h 25m
Wed 28/106:10 a.m. -
1 stop13h 45m
Deal found 6/9C$ 473
Thu 15/106:10 p.m. -
1 stop8h 25m
Sun 25/106:10 a.m. -
1 stop18h 35m
Deal found 3/9C$ 478
Thu 15/106:10 p.m. -
1 stop8h 25m
Sun 25/105:40 p.m. -
1 stop7h 57m
Deal found 5/9C$ 484
Sat 3/1012:45 p.m. -
1 stop8h 40m
Sat 10/101:20 p.m. -
1 stop11h 20m
Deal found 5/9C$ 487
Sat 26/96:10 p.m. -
1 stop8h 25m
Tue 13/106:55 a.m. -
2 stops13h 20m
Deal found 8/9C$ 489

Find flight deals from Las Vegas to Ottawa

Round-trip from

C$ 412

One-way from

C$ 173

Popular in

December

Cheapest in

August

Average price

C$ 536
WestJet
  • WestJet
  • 28/10-31/10
  • 2 total stops
  • 27h 45m total
  • Las Vegas to Ottawa
Search Deals
19/10-31/12
  • 19/10-31/12
  • 2 total stops
  • 18h 25m total
  • Las Vegas to Ottawa
Search Deals
Highest demand for flights based on searches. 25% potential increase in price (C$ 269 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (C$ 53 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

 
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 Las Vegas Harry Reid Intl - YOW Ottawa

LASYOW

Las Vegas Harry Reid Intl

Mon 19/10

9:55 p.m.-7:20 p.m.

2 stops18h 25m

Ottawa

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 173

Las VegasOttawa

LAS Las Vegas Harry Reid Intl - YOW Ottawa

LASYOW

Las Vegas Harry Reid Intl

Thu 5/11

4:45 p.m.-12:01 a.m.

1 stop28h 16m

Ottawa

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 192
Quickest round-trip

Las VegasOttawa

LAS Las Vegas Harry Reid Intl - YOW Ottawa

LASYOW

Las Vegas Harry Reid Intl

Mon 14/9

11:08 p.m.-4:38 p.m.

1 stop14h 30m

Ottawa

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 258

Las VegasOttawa

LAS Las Vegas Harry Reid Intl - YOW Ottawa

LASYOW

Las Vegas Harry Reid Intl

Tue 22/12

4:45 p.m.-12:01 a.m.

1 stop28h 16m

Ottawa

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 282

Las VegasOttawa

LAS Las Vegas Harry Reid Intl - YOW Ottawa

LASYOW

Las Vegas Harry Reid Intl

Mon 19/10

7:20 p.m.-5:35 p.m.

3 stops19h 15m

Ottawa

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 325

Las VegasOttawa

LAS Las Vegas Harry Reid Intl - YOW Ottawa

LASYOW

Las Vegas Harry Reid Intl

Fri 19/2

7:00 a.m.-12:44 a.m.

3 stops14h 44m

Ottawa

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 387

Las VegasOttawa

LAS Las Vegas Harry Reid Intl - YOW Ottawa

LASYOW

Las Vegas Harry Reid Intl

Thu 5/11

4:45 p.m.-8:09 p.m.

3 stops24h 24m

Ottawa

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 388

Las VegasOttawa

LAS Las Vegas Harry Reid Intl - YOW Ottawa

LASYOW

Las Vegas Harry Reid Intl

Sun 25/10

9:53 p.m.-12:44 a.m.

3 stops23h 51m

Ottawa

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 395

Las VegasOttawa

LAS Las Vegas Harry Reid Intl - YOW Ottawa

LASYOW

Las Vegas Harry Reid Intl

Wed 28/10

12:50 p.m.-1:00 a.m.

1 stop9h 10m

Ottawa

Sat 31/10

6:10 a.m.-9:45 p.m.

1 stop18h 35m

C$ 412

Las VegasOttawa

LAS Las Vegas Harry Reid Intl - YOW Ottawa

LASYOW

Las Vegas Harry Reid Intl

Sat 3/10

6:10 p.m.-5:35 a.m.

1 stop8h 25m

Ottawa

Sat 10/10

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

2 stops12h 15m

C$ 442

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/9

Showing 1-10 of 16 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

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?

Airfare is below average for this route at the moment.

Las Vegas to Ottawa flights typically cost between C$ 475 and C$ 536 in October.
The cheapest round-trip price found within the last 5 days was C$ 412 on WestJet (28 Oct-31 Oct).

Related info for your journey

  • 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 9h 10m. WestJet provides one of the quickest options available for as low as C$ 412. The distance from Las Vegas to Ottawa is about 3442 km.

  • 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
Prescott
Brockville
Wakefield
Pembroke
Smiths Falls

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Las Vegas to Ottawa

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

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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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