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Cheap flights from Las Vegas to Ottawa from $110

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Las Vegas to Ottawa departing on 3/12. 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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0 bags

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Find the cheapest flights from Las Vegas to Ottawa

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
11:25 pm - 12:39 am
LAS
-
YOW
22h 14m
1 stop
WestJet Logo
5:40 am - 6:13 pm
YOW
-
LAS
15h 33m
2 stops
$292WestJet
Sun, Mar 15 - Mon, Mar 23
WestJet Logo
11:25 pm - 12:39 am
LAS
-
YOW
22h 14m
1 stop
WestJet Logo
5:40 am - 10:12 pm
YOW
-
LAS
19h 32m
1 stop
$300WestJet
Sun, Mar 15 - Mon, Mar 23
WestJet Logo
8:00 am - 12:39 am
LAS
-
YOW
13h 39m
2 stops
WestJet Logo
5:40 am - 9:06 am
YOW
-
LAS
30h 26m
2 stops
$316WestJet
Tue, Mar 3 - Wed, Mar 18
WestJet Logo
8:00 am - 12:39 am
LAS
-
YOW
13h 39m
2 stops
WestJet Logo
5:40 am - 10:12 pm
YOW
-
LAS
19h 32m
1 stop
$317WestJet
Tue, Mar 3 - Sun, Mar 22
WestJet Logo
8:05 am - 12:39 am
LAS
-
YOW
37h 34m
2 stops
WestJet Logo
5:40 am - 6:13 pm
YOW
-
LAS
15h 33m
2 stops
$321WestJet
Sun, Mar 15 - Mon, Mar 23
WestJet Logo
8:00 am - 12:39 am
LAS
-
YOW
13h 39m
2 stops
WestJet Logo
5:40 am - 9:36 am
YOW
-
LAS
30h 56m
2 stops
$327WestJet
Tue, Mar 3 - Sun, Mar 22
Air Canada Logo
6:45 am - 8:45 pm
LAS
-
YOW
11h 00m
1 stop
Air Canada Logo
9:30 am - 4:58 pm
YOW
-
LAS
10h 28m
1 stop
$328Air Canada
Wed, Jun 3 - Tue, Jun 9
Multiple Airlines Logo
9:54 pm - 5:25 pm
LAS
-
YOW
16h 31m
1 stop
Multiple Airlines Logo
5:40 am - 11:42 am
YOW
-
LAS
9h 02m
1 stop
$335Multiple Airlines
Tue, Mar 3 - Wed, Mar 18
Air Canada Logo
4:45 pm - 6:45 am
LAS
-
YOW
11h 00m
1 stop
Air Canada Logo
6:05 pm - 10:29 pm
YOW
-
LAS
7h 24m
1 stop
$336Air Canada
Thu, Apr 9 - Sat, Apr 11
Multiple Airlines Logo
12:59 am - 5:25 pm
LAS
-
YOW
13h 26m
2 stops
Multiple Airlines Logo
5:40 am - 11:42 am
YOW
-
LAS
9h 02m
1 stop
$342Multiple Airlines
Mon, Mar 2 - Wed, Mar 18

WestJet flights from Las Vegas to Ottawa

Our best WestJet deals on Las Vegas to Ottawa flight tickets
WestJet
Mar 17
LAS8:05 amLas Vegas Harry Reid Intl
13h 34m
2 stops
YOW12:39 amOttawa
Mar 20
YOW5:40 amOttawa
19h 32m
1 stop
LAS10:12 pmLas Vegas Harry Reid Intl
$271
WestJet
Mar 15
LAS11:25 pmLas Vegas Harry Reid Intl
22h 14m
1 stop
YOW12:39 amOttawa
Mar 23
YOW5:40 amOttawa
15h 33m
2 stops
LAS6:13 pmLas Vegas Harry Reid Intl
$292
WestJet
Mar 15
LAS11:25 pmLas Vegas Harry Reid Intl
22h 14m
1 stop
YOW12:39 amOttawa
Mar 23
YOW5:40 amOttawa
19h 32m
1 stop
LAS10:12 pmLas Vegas Harry Reid Intl
$300

United Airlines flights from Las Vegas to Ottawa

Our best United Airlines deals on Las Vegas to Ottawa flight tickets
United Airlines
Apr 9
LAS11:59 pmLas Vegas Harry Reid Intl
11h 00m
1 stop
YOW1:59 pmOttawa
Apr 11
YOW6:10 amOttawa
15h 17m
2 stops
LAS6:27 pmLas Vegas Harry Reid Intl
$456
United Airlines
Apr 9
LAS6:00 amLas Vegas Harry Reid Intl
13h 05m
2 stops
YOW10:05 pmOttawa
Apr 11
YOW6:10 amOttawa
15h 17m
2 stops
LAS6:27 pmLas Vegas Harry Reid Intl
$474

momondo 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, momondo users made 832,500 searches. Data last updated February 3, 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

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Sun 3/15

11:25 pm-12:39 am

1 stop22h 14m

Ottawa

Mon 3/23

5:40 am-6:13 pm

2 stops15h 33m

$292

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Sun 3/15

11:25 pm-12:39 am

1 stop22h 14m

Ottawa

Mon 3/23

5:40 am-10:12 pm

1 stop19h 32m

$300

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Tue 3/3

8:00 am-12:39 am

2 stops13h 39m

Ottawa

Wed 3/18

5:40 am-9:06 am

2 stops30h 26m

$316

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Tue 3/3

8:00 am-12:39 am

2 stops13h 39m

Ottawa

Sun 3/22

5:40 am-10:12 pm

1 stop19h 32m

$317

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Sun 3/15

8:05 am-12:39 am

2 stops37h 34m

Ottawa

Mon 3/23

5:40 am-6:13 pm

2 stops15h 33m

$321

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Tue 3/3

8:00 am-12:39 am

2 stops13h 39m

Ottawa

Sun 3/22

5:40 am-9:36 am

2 stops30h 56m

$327

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Wed 6/3

6:45 am-8:45 pm

1 stop11h 00m

Ottawa

Tue 6/9

9:30 am-4:58 pm

1 stop10h 28m

$328

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Tue 3/3

9:54 pm-5:25 pm

1 stop16h 31m

Ottawa

Wed 3/18

5:40 am-11:42 am

1 stop9h 02m

$335

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Thu 4/9

4:45 pm-6:45 am

1 stop11h 00m

Ottawa

Sat 4/11

6:05 pm-10:29 pm

1 stop7h 24m

$336

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Mon 3/2

12:59 am-5:25 pm

2 stops13h 26m

Ottawa

Wed 3/18

5:40 am-11:42 am

1 stop9h 02m

$342

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 Ottawa from

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

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 day to depart on your flight to Ottawa?

The cheapest day to depart from Las Vegas to Ottawa is on a Wednesday. Travelers who choose to depart for Ottawa on a Wednesday will often find tickets for as low as $195. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Ottawa on Friday is $293.

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

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

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

There is only 1 cabin class available to choose from on Las Vegas Harry Reid Intl to Ottawa 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 Las Vegas to Ottawa flights?

No. A direct flight is the cheapest option for a flight between Las Vegas to Ottawa.

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

As of February 2026, prices for Las Vegas to Ottawa flights are approximately 142% more expensive when compared to flights at the same time last year.

When to book flights from Las Vegas to Ottawa

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

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

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

Fastest flight time

11h 00m

Direct flights

None
The fastest flight from Las Vegas to Ottawa takes 11h 00m
There are no direct flights from Las Vegas to Ottawa. There are no popular flight routes from Las Vegas to Ottawa.
Search flight deals

  • How far is Las Vegas Harry Reid Intl to Ottawa by plane?

    The distance between Las Vegas Harry Reid Intl and Ottawa is about 2134.1 mi. By plane, this route typically takes 11h 00m.

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

    Prices for flights from Las Vegas Harry Reid Intl Airport to Ottawa Airport refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Las Vegas Harry Reid Intl Airport to Ottawa Airport.

  • What documentation or ID do you need to fly to Ottawa Airport?

    The travel and health documents you'll need for your trip to Ottawa 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 Ottawa 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 Las Vegas to Ottawa?

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

Best airlines flying from Las Vegas to Ottawa

Compare and see reviews for airlines that fly from Las Vegas to Ottawa with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom $84Free CancellationRating
7.9
412 reviews
Search Porter Airlines flights
WestJetPriceFrom $248Free CancellationRating
7.2
3,255 reviews
Search WestJet flights
Air CanadaPriceFrom $266Free CancellationRating
7.1
10,684 reviews
Search Air Canada flights

Traveling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Pembroke
Calabogie
Brockville
Petawawa
Smiths Falls
Perth
Prescott
Winchester
Wakefield

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Las Vegas to Ottawa for you.

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

All flight searches from Las Vegas to Ottawa on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Las Vegas to Ottawa 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 Las Vegas to Ottawa right now. Can momondo alert me if prices change?

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

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