Cheap flights from Ottawa to Las Vegas from C$ 162

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to Las Vegas departing on 18/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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WestJet Logo
5:45 p.m. - 12:19 p.m.YOW-LAS
21h 34m2 stops
WestJet Logo
8:00 a.m. - 12:39 a.m.LAS-YOW
13h 39m2 stops
C$ 435WestJet
Find Deal
qua, 25 fev - dom, 1 mar
WestJet Logo
5:40 a.m. - 9:33 p.m.YOW-LAS
18h 53m3 stops
WestJet Logo
9:15 p.m. - 6:23 p.m.LAS-YOW
18h 08m2 stops
C$ 436WestJet
Find Deal
seg, 2 mar - qui, 5 mar
Multiple Airlines Logo
6:00 a.m. - 12:54 p.m.YOW-LAS
9h 54m1 stop
Multiple Airlines Logo
9:35 a.m. - 5:00 p.m.LAS-YOW
4h 25mdirect
C$ 437Multiple Airlines
Find Deal
seg, 11 mai - seg, 18 mai
Multiple Airlines Logo
6:00 a.m. - 12:54 p.m.YOW-LAS
9h 54m1 stop
Multiple Airlines Logo
9:35 a.m. - 5:00 p.m.LAS-YOW
4h 25mdirect
C$ 440Multiple Airlines
Find Deal
seg, 11 mai - seg, 18 mai
WestJet Logo
6:00 a.m. - 12:19 p.m.YOW-LAS
33h 19m2 stops
WestJet Logo
8:00 a.m. - 12:39 a.m.LAS-YOW
13h 39m2 stops
C$ 442WestJet
Find Deal
ter, 24 fev - dom, 1 mar
Multiple Airlines Logo
5:40 a.m. - 11:42 a.m.YOW-LAS
9h 02m1 stop
Multiple Airlines Logo
11:25 p.m. - 12:42 a.m.LAS-YOW
22h 17m1 stop
C$ 443Multiple Airlines
Find Deal
ter, 9 dez - dom, 14 dez
Multiple Airlines Logo
6:00 a.m. - 6:11 p.m.YOW-LAS
15h 11m1 stop
Multiple Airlines Logo
12:59 a.m. - 5:25 p.m.LAS-YOW
13h 26m2 stops
C$ 444Multiple Airlines
Find Deal
qui, 8 jan - dom, 11 jan
Multiple Airlines Logo
5:40 a.m. - 11:42 a.m.YOW-LAS
9h 02m1 stop
Multiple Airlines Logo
12:59 a.m. - 5:25 p.m.LAS-YOW
13h 26m2 stops
C$ 447Multiple Airlines
Find Deal
sex, 9 jan - qui, 15 jan
WestJet Logo
5:45 p.m. - 8:16 p.m.YOW-LAS
29h 31m2 stops
WestJet Logo
9:15 p.m. - 6:23 p.m.LAS-YOW
18h 08m2 stops
C$ 451WestJet
Find Deal
qui, 5 mar - dom, 8 mar
United Airlines Logo
11:10 a.m. - 8:46 p.m.YOW-LAS
12h 36m2 stops
United Airlines Logo
8:30 p.m. - 10:26 a.m.LAS-YOW
10h 56m2 stops
C$ 456United Airlines
Find Deal
seg, 8 dez - dom, 14 dez

WestJet flights from Ottawa to Las Vegas

Our best WestJet deals on Ottawa to Las Vegas flight tickets
WestJet
25 Feb
YOW5:45 p.m.Ottawa
21h 34m
2 stops
LAS12:19 p.m.Las Vegas Harry Reid Intl
1 Mar
LAS8:00 a.m.Las Vegas Harry Reid Intl
13h 39m
2 stops
YOW12:39 a.m.Ottawa
WestJet
2 Mar
YOW5:40 a.m.Ottawa
18h 53m
3 stops
LAS9:33 p.m.Las Vegas Harry Reid Intl
5 Mar
LAS9:15 p.m.Las Vegas Harry Reid Intl
18h 08m
2 stops
YOW6:23 p.m.Ottawa
WestJet
24 Feb
YOW6:00 a.m.Ottawa
33h 19m
2 stops
LAS12:19 p.m.Las Vegas Harry Reid Intl
1 Mar
LAS8:00 a.m.Las Vegas Harry Reid Intl
13h 39m
2 stops
YOW12:39 a.m.Ottawa

United Airlines flights from Ottawa to Las Vegas

Our best United Airlines deals on Ottawa to Las Vegas flight tickets
United Airlines
8 Dec
YOW6:20 a.m.Ottawa
8h 09m
1 stop
LAS11:29 a.m.Las Vegas Harry Reid Intl
14 Dec
LAS8:30 p.m.Las Vegas Harry Reid Intl
10h 56m
2 stops
YOW10:26 a.m.Ottawa
United Airlines
9 Jan
YOW10:30 a.m.Ottawa
12h 45m
2 stops
LAS8:15 p.m.Las Vegas Harry Reid Intl
15 Jan
LAS12:59 a.m.Las Vegas Harry Reid Intl
10h 31m
2 stops
YOW2:30 p.m.Ottawa
United Airlines
11 Feb
YOW9:45 a.m.Ottawa
11h 04m
2 stops
LAS5:49 p.m.Las Vegas Harry Reid Intl
11 Feb
LAS11:18 p.m.Las Vegas Harry Reid Intl
13h 05m
2 stops
YOW3:23 p.m.Ottawa

momondo Fare Finder

 
Customize your flight search to find flights from Ottawa to Las Vegas 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, momondo users made 96,600 searches. Data last updated 26 novembro 2025.
Use the filters below to find and compare flights from Ottawa to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

qua 25/2

5:45 p.m.-12:19 p.m.

2 stops21h 34m

Las Vegas Harry Reid Intl

dom 1/3

8:00 a.m.-12:39 a.m.

2 stops13h 39m

C$ 435

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

seg 2/3

5:40 a.m.-9:33 p.m.

3 stops18h 53m

Las Vegas Harry Reid Intl

qui 5/3

9:15 p.m.-6:23 p.m.

2 stops18h 08m

C$ 436

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

seg 11/5

6:00 a.m.-12:54 p.m.

1 stop9h 54m

Las Vegas Harry Reid Intl

seg 18/5

9:35 a.m.-5:00 p.m.

Nonstop4h 25m

C$ 437

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

seg 11/5

6:00 a.m.-12:54 p.m.

1 stop9h 54m

Las Vegas Harry Reid Intl

seg 18/5

9:35 a.m.-5:00 p.m.

Nonstop4h 25m

C$ 440

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

ter 24/2

6:00 a.m.-12:19 p.m.

2 stops33h 19m

Las Vegas Harry Reid Intl

dom 1/3

8:00 a.m.-12:39 a.m.

2 stops13h 39m

C$ 442

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

ter 9/12

5:40 a.m.-11:42 a.m.

1 stop9h 02m

Las Vegas Harry Reid Intl

dom 14/12

11:25 p.m.-12:42 a.m.

1 stop22h 17m

C$ 443

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

qui 8/1

6:00 a.m.-6:11 p.m.

1 stop15h 11m

Las Vegas Harry Reid Intl

dom 11/1

12:59 a.m.-5:25 p.m.

2 stops13h 26m

C$ 444

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

sex 9/1

5:40 a.m.-11:42 a.m.

1 stop9h 02m

Las Vegas Harry Reid Intl

qui 15/1

12:59 a.m.-5:25 p.m.

2 stops13h 26m

C$ 447

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

qui 5/3

5:45 p.m.-8:16 p.m.

2 stops29h 31m

Las Vegas Harry Reid Intl

dom 8/3

9:15 p.m.-6:23 p.m.

2 stops18h 08m

C$ 451

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

seg 8/12

11:10 a.m.-8:46 p.m.

2 stops12h 36m

Las Vegas Harry Reid Intl

dom 14/12

8:30 p.m.-10:26 a.m.

2 stops10h 56m

C$ 456

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Las Vegas from

How to get the cheapest flight ticket from Ottawa to Las Vegas

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Las Vegas?

If you’re not able to fly to Las Vegas in January, then February is your next best option. Flight prices from Ottawa to Las Vegas during February average around C$ 385.

What is the cheapest day to depart on your flight to Las Vegas?

The cheapest day to depart from Ottawa to Las Vegas is on a Tuesday. Travellers who choose to depart for Las Vegas on a Tuesday will often find tickets for as low as C$ 349. The most expensive day to fly to Las Vegas is Friday, with ticket prices averaging around C$ 431.

What is the cheapest time of day to depart on your flight to Las Vegas?

The cheapest time of day to fly to Las Vegas is in the morning when flights can be purchased for as low as C$ 391. Try not to purchase tickets at noon because they tend to be around C$ 559. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Ottawa to Las Vegas Harry Reid Intl flight route?

Fly from Ottawa to Las Vegas Harry Reid Intl for the best Ottawa - Las Vegas Harry Reid Intl flight prices

How far in advance should I book a flight to Las Vegas?

You are more likely to see cheaper flights to Las Vegas from Ottawa when booking weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around C$ 445 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from Ottawa for as low as C$ 380 on momondo.

What cabin class options are available on Ottawa to Las Vegas Harry Reid Intl flights?

There is only 1 cabin class available to choose from on Ottawa to Las Vegas Harry Reid Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Ottawa to Las Vegas flights?

You could potentially save up to 7% on your flight if you consider stops on a Ottawa to Las Vegas flight.

How have Ottawa to Las Vegas flight prices changed over time?

As of November 2025, prices for Ottawa to Las Vegas flights are approximately 87% more expensive when compared to flights at the same time last year.

When to book flights from Ottawa to Las Vegas

Are you open to changing your travel dates? Check out the ideal times to fly from Ottawa to Las Vegas according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ottawa to Las Vegas (YOW to LAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ottawa to Las Vegas

Fastest flight time

5h 20m

Direct flights

None
The fastest flight from Ottawa to Las Vegas takes 5h 20m
There are no direct flights from Ottawa to Las Vegas. There are no popular flight routes from Ottawa to Las Vegas.
  • How far is Ottawa to Las Vegas Harry Reid Intl by plane?

    The distance between Ottawa and Las Vegas Harry Reid Intl is about 3434.5 km. 7h 48m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Ottawa Airport to Las Vegas Harry Reid Intl Airport?

    Prices for flights from Ottawa Airport to Las Vegas Harry Reid Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Ottawa Airport to Las Vegas Harry Reid Intl Airport?

  • How old do you have to be to fly from Ottawa Airport to Las Vegas Harry Reid Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ottawa Airport to Las Vegas Harry Reid Intl Airport.

  • What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?

    The travel and health documents you'll need for your trip to Las Vegas Harry Reid Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Las Vegas Harry Reid Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Ottawa to Las Vegas?

  • What is the most popular airline from Ottawa to Las Vegas?

Best airlines flying from Ottawa to Las Vegas

Compare and see reviews for airlines that fly from Ottawa to Las Vegas with momondo
Airline
Rating
Free Cancellation
Price
Air TransatPriceFrom C$ 267Free CancellationRating
7.8
478 reviews
Search Air Transat flights
Porter AirlinesPriceFrom C$ 275Free CancellationRating
8.0
394 reviews
Search Porter Airlines flights
United AirlinesPriceFrom C$ 291Free CancellationRating
7.4
9,046 reviews
Search United Airlines flights
WestJetPriceFrom C$ 293Free CancellationRating
7.2
3,173 reviews
Search WestJet flights
Air CanadaPriceFrom C$ 317Free CancellationRating
7.1
10,476 reviews
Search Air Canada flights
APG AirlinesPriceFrom C$ 565Free CancellationRating
0.0
0 reviews
Search APG Airlines flights

Travelling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Laughlin
Paradise
Mesquite
Henderson
Boulder City
Pahrump
North Las Vegas
Needles
Sunrise Manor

Why use momondo?

Why should I use momondo to find a flight deal from Ottawa to Las Vegas?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ottawa to Las Vegas. momondo saves you time and could save you money on your trip.

Can I find flights from Ottawa to Las Vegas with flexible booking policies on momondo?

momondo does allow users to show only those flights to Las Vegas from Ottawa which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ottawa to Las Vegas?

Once you have performed a search for Ottawa to Las Vegas flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Ottawa to Las Vegas right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ottawa to Las Vegas now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Las Vegas and let you know when they change.

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1 adult
sex 26/12
sex 2/1

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