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Cheap flights from Las Vegas to Ottawa from $83

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 4/15. 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
6:20 pm - 6:55 am
LAS
-
YOW
9h 35m1 stop
WestJet Logo
3:45 pm - 9:29 pm
YOW
-
LAS
8h 44m1 stop
$230WestJet
Wed, Jun 3 - Sat, Jun 13
Air Canada Logo
4:45 pm - 6:45 am
LAS
-
YOW
11h 00m1 stop
Air Canada Logo
5:00 am - 11:09 am
YOW
-
LAS
9h 09m1 stop
$258Air Canada
Sat, Apr 18 - Tue, Apr 21
Air Canada Logo
11:30 pm - 9:23 am
LAS
-
YOW
6h 53m1 stop
Air Canada Logo
2:50 pm - 8:39 pm
YOW
-
LAS
8h 49m1 stop
$260Air Canada
Mon, Jan 19 - Sat, Jan 24
Multiple Airlines Logo
12:40 pm - 12:42 am
LAS
-
YOW
9h 02m1 stop
Multiple Airlines Logo
5:40 am - 10:02 pm
YOW
-
LAS
19h 22m1 stop
$263Multiple Airlines
Mon, Jan 19 - Sat, Jan 24
Air Canada Logo
11:30 pm - 11:04 am
LAS
-
YOW
8h 34m1 stop
Air Canada Logo
6:00 am - 11:09 am
YOW
-
LAS
8h 09m1 stop
$265Air Canada
Sat, Apr 18 - Tue, Apr 21
WestJet Logo
11:25 pm - 12:42 am
LAS
-
YOW
22h 17m1 stop
WestJet Logo
5:40 am - 8:15 pm
YOW
-
LAS
41h 35m2 stops
$269WestJet
Mon, Jan 19 - Sat, Jan 24
WestJet Logo
7:05 pm - 12:42 am
LAS
-
YOW
26h 37m2 stops
WestJet Logo
5:40 am - 8:15 pm
YOW
-
LAS
41h 35m2 stops
$270WestJet
Mon, Jan 19 - Sat, Jan 24
United Airlines Logo
11:35 pm - 10:03 am
LAS
-
YOW
7h 28m1 stop
United Airlines Logo
6:00 am - 6:07 pm
YOW
-
LAS
15h 07m2 stops
$272United Airlines
Sat, Apr 18 - Tue, Apr 21
United Airlines Logo
7:00 pm - 10:03 am
LAS
-
YOW
12h 03m2 stops
United Airlines Logo
10:00 am - 10:14 pm
YOW
-
LAS
15h 14m1 stop
$282United Airlines
Sat, Apr 18 - Tue, Apr 21
WestJet Logo
9:15 pm - 6:23 pm
LAS
-
YOW
42h 08m2 stops
WestJet Logo
6:00 am - 6:39 pm
YOW
-
LAS
15h 39m2 stops
$310WestJet
Sat, Apr 18 - Tue, Apr 21

WestJet flights from Las Vegas to Ottawa

Our best WestJet deals on Las Vegas to Ottawa flight tickets
WestJet
Jun 3
LAS6:20 pmLas Vegas Harry Reid Intl
9h 35m
1 stop
YOW6:55 amOttawa
Jun 13
YOW3:45 pmOttawa
8h 44m
1 stop
LAS9:29 pmLas Vegas Harry Reid Intl
$230
Find similar
WestJet
Jan 19
LAS11:25 pmLas Vegas Harry Reid Intl
22h 17m
1 stop
YOW12:42 amOttawa
Jan 24
YOW5:40 amOttawa
41h 35m
2 stops
LAS8:15 pmLas Vegas Harry Reid Intl
$269
Find similar
WestJet
Jan 19
LAS7:05 pmLas Vegas Harry Reid Intl
26h 37m
2 stops
YOW12:42 amOttawa
Jan 24
YOW5:40 amOttawa
41h 35m
2 stops
LAS8:15 pmLas Vegas Harry Reid Intl
$270
Find similar

Air Canada flights from Las Vegas to Ottawa

Our best Air Canada deals on Las Vegas to Ottawa flight tickets
Air Canada
Apr 18
LAS4:45 pmLas Vegas Harry Reid Intl
11h 00m
1 stop
YOW6:45 amOttawa
Apr 21
YOW5:00 amOttawa
9h 09m
1 stop
LAS11:09 amLas Vegas Harry Reid Intl
$258
Find similar
Air Canada
Jan 19
LAS11:30 pmLas Vegas Harry Reid Intl
6h 53m
1 stop
YOW9:23 amOttawa
Jan 24
YOW2:50 pmOttawa
8h 49m
1 stop
LAS8:39 pmLas Vegas Harry Reid Intl
$260
Find similar
Air Canada
Apr 18
LAS11:30 pmLas Vegas Harry Reid Intl
8h 34m
1 stop
YOW11:04 amOttawa
Apr 21
YOW6:00 amOttawa
8h 09m
1 stop
LAS11:09 amLas Vegas Harry Reid Intl
$265
Find similar

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 December 18, 2025.
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

Wed 6/3

6:20 pm-6:55 am

1 stop9h 35m

Ottawa

Sat 6/13

3:45 pm-9:29 pm

1 stop8h 44m

$230

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Sat 4/18

4:45 pm-6:45 am

1 stop11h 00m

Ottawa

Tue 4/21

5:00 am-11:09 am

1 stop9h 09m

$258

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Mon 1/19

11:30 pm-9:23 am

1 stop6h 53m

Ottawa

Sat 1/24

2:50 pm-8:39 pm

1 stop8h 49m

$260

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Mon 1/19

12:40 pm-12:42 am

1 stop9h 02m

Ottawa

Sat 1/24

5:40 am-10:02 pm

1 stop19h 22m

$263

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Sat 4/18

11:30 pm-11:04 am

1 stop8h 34m

Ottawa

Tue 4/21

6:00 am-11:09 am

1 stop8h 09m

$265

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Mon 1/19

11:25 pm-12:42 am

1 stop22h 17m

Ottawa

Sat 1/24

5:40 am-8:15 pm

2 stops41h 35m

$269

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Mon 1/19

7:05 pm-12:42 am

2 stops26h 37m

Ottawa

Sat 1/24

5:40 am-8:15 pm

2 stops41h 35m

$270

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Sat 4/18

11:35 pm-10:03 am

1 stop7h 28m

Ottawa

Tue 4/21

6:00 am-6:07 pm

2 stops15h 07m

$272

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Sat 4/18

7:00 pm-10:03 am

2 stops12h 03m

Ottawa

Tue 4/21

10:00 am-10:14 pm

1 stop15h 14m

$282

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Sat 4/18

9:15 pm-6:23 pm

2 stops42h 08m

Ottawa

Tue 4/21

6:00 am-6:39 pm

2 stops15h 39m

$310

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 month to fly to Ottawa?

In general, April is the cheapest month to fly from Las Vegas to Ottawa. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $274. The month of March is another great option to travel to Ottawa, with average flight prices from Las Vegas averaging around $280.

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 Saturday as prices are generally higher than usual. According to our data, the average ticket price to Ottawa on Saturday is $400.

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

In the morning is the cheapest time of day to fly from Las Vegas to Ottawa when you can find flight prices for as low as $258. Flying to Ottawa in the morning is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $537 on average. Flights to Ottawa from Las Vegas in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

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 December 2025, prices for Las Vegas to Ottawa flights are approximately 388% 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

6h 48m

Direct flights

None
The fastest flight from Las Vegas to Ottawa takes 6h 48m
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 6h 48m.

  • 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 $92Free CancellationRating
8.0
399 reviews
Search Porter Airlines flights
WestJetPriceFrom $239Free CancellationRating
7.2
3,203 reviews
Search WestJet flights
Air CanadaPriceFrom $296Free CancellationRating
7.1
10,534 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
Brockville
Calabogie
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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