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Cheap flights from Las Vegas to Ottawa from $144

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 5/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Las Vegas to Ottawa

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
1:20 pm - 5:35 am
LAS
-
YOW
13h 15m
2 stops
WestJet Logo
6:00 am - 3:45 pm
YOW
-
LAS
12h 45m
2 stops
$328WestJet
Wed, Aug 26 - Sun, Sep 6
WestJet Logo
6:10 pm - 5:35 am
LAS
-
YOW
8h 25m
1 stop
WestJet Logo
6:00 am - 3:45 pm
YOW
-
LAS
12h 45m
2 stops
$330WestJet
Wed, Aug 26 - Sun, Sep 6
WestJet Logo
6:10 pm - 5:35 am
LAS
-
YOW
8h 25m
1 stop
WestJet Logo
6:00 am - 12:55 pm
YOW
-
LAS
9h 55m
1 stop
$331WestJet
Wed, Aug 26 - Sun, Sep 6
Multiple Airlines Logo
11:25 pm - 10:35 am
LAS
-
YOW
8h 10m
1 stop
Multiple Airlines Logo
6:25 pm - 12:30 pm
YOW
-
LAS
21h 05m
2 stops
$341Multiple Airlines
Sun, Jun 14 - Sun, Jun 21
United Airlines Logo
10:00 pm - 9:11 am
LAS
-
YOW
8h 11m
1 stop
United Airlines Logo
3:10 pm - 10:38 pm
YOW
-
LAS
10h 28m
1 stop
$347United Airlines
Fri, Jun 5 - Tue, Jun 9
WestJet Logo
8:30 am - 12:20 am
LAS
-
YOW
12h 50m
2 stops
WestJet Logo
12:25 pm - 9:40 pm
YOW
-
LAS
12h 15m
2 stops
$349WestJet
Fri, Jun 26 - Thu, Jul 9
Multiple Airlines Logo
11:25 pm - 10:35 am
LAS
-
YOW
8h 10m
1 stop
Multiple Airlines Logo
6:25 pm - 11:40 am
YOW
-
LAS
20h 15m
1 stop
$350Multiple Airlines
Sun, Jun 14 - Sun, Jun 21
Multiple Airlines Logo
11:25 pm - 9:41 am
LAS
-
YOW
7h 16m
1 stop
Multiple Airlines Logo
7:00 am - 11:42 am
YOW
-
LAS
7h 42m
1 stop
$352Multiple Airlines
Sat, Jun 13 - Fri, Jun 19
United Airlines Logo
11:30 pm - 5:07 pm
LAS
-
YOW
14h 37m
1 stop
United Airlines Logo
7:30 pm - 9:07 am
YOW
-
LAS
16h 37m
2 stops
$356United Airlines
Fri, Jun 5 - Tue, Jun 9
WestJet Logo
6:10 pm - 5:35 am
LAS
-
YOW
8h 25m
1 stop
WestJet Logo
1:20 pm - 9:40 pm
YOW
-
LAS
11h 20m
1 stop
$360WestJet
Wed, Aug 26 - Sun, Sep 6

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Air Canada flights from Las Vegas to Ottawa

Our best Air Canada deals on Las Vegas to Ottawa flight tickets
Air Canada
Jun 29
LAS11:25 pmLas Vegas Harry Reid Intl
9h 05m
1 stop
YOW11:30 amOttawa
Jul 7
YOW5:45 pmOttawa
7h 39m
1 stop
LAS10:24 pmLas Vegas Harry Reid Intl
$395
Air Canada
Jun 16
LAS10:25 amLas Vegas Harry Reid Intl
8h 10m
1 stop
YOW9:35 pmOttawa
Jun 23
YOW6:25 amOttawa
9h 40m
1 stop
LAS1:05 pmLas Vegas Harry Reid Intl
$407
Air Canada
Jun 29
LAS11:25 pmLas Vegas Harry Reid Intl
6h 59m
1 stop
YOW9:24 amOttawa
Jul 7
YOW5:45 pmOttawa
7h 39m
1 stop
LAS10:24 pmLas Vegas Harry Reid Intl
$457

WestJet flights from Las Vegas to Ottawa

Our best WestJet deals on Las Vegas to Ottawa flight tickets
WestJet
Aug 26
LAS1:20 pmLas Vegas Harry Reid Intl
13h 15m
2 stops
YOW5:35 amOttawa
Sep 6
YOW6:00 amOttawa
12h 45m
2 stops
LAS3:45 pmLas Vegas Harry Reid Intl
$328
WestJet
Aug 26
LAS6:10 pmLas Vegas Harry Reid Intl
8h 25m
1 stop
YOW5:35 amOttawa
Sep 6
YOW6:00 amOttawa
12h 45m
2 stops
LAS3:45 pmLas Vegas Harry Reid Intl
$330
WestJet
Aug 26
LAS6:10 pmLas Vegas Harry Reid Intl
8h 25m
1 stop
YOW5:35 amOttawa
Sep 6
YOW6:00 amOttawa
9h 55m
1 stop
LAS12:55 pmLas Vegas Harry Reid Intl
$331

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 May 5, 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

Wed 8/26

1:20 pm-5:35 am

2 stops13h 15m

Ottawa

Sun 9/6

6:00 am-3:45 pm

2 stops12h 45m

$328

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Wed 8/26

6:10 pm-5:35 am

1 stop8h 25m

Ottawa

Sun 9/6

6:00 am-3:45 pm

2 stops12h 45m

$330

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Wed 8/26

6:10 pm-5:35 am

1 stop8h 25m

Ottawa

Sun 9/6

6:00 am-12:55 pm

1 stop9h 55m

$331

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Sun 6/14

11:25 pm-10:35 am

1 stop8h 10m

Ottawa

Sun 6/21

6:25 pm-12:30 pm

2 stops21h 05m

$341

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Fri 6/5

10:00 pm-9:11 am

1 stop8h 11m

Ottawa

Tue 6/9

3:10 pm-10:38 pm

1 stop10h 28m

$347

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Fri 6/26

8:30 am-12:20 am

2 stops12h 50m

Ottawa

Thu 7/9

12:25 pm-9:40 pm

2 stops12h 15m

$349

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Sun 6/14

11:25 pm-10:35 am

1 stop8h 10m

Ottawa

Sun 6/21

6:25 pm-11:40 am

1 stop20h 15m

$350
Quickest round-trip

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Sat 6/13

11:25 pm-9:41 am

1 stop7h 16m

Ottawa

Fri 6/19

7:00 am-11:42 am

1 stop7h 42m

$352

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Fri 6/5

11:30 pm-5:07 pm

1 stop14h 37m

Ottawa

Tue 6/9

7:30 pm-9:07 am

2 stops16h 37m

$356

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Wed 8/26

6:10 pm-5:35 am

1 stop8h 25m

Ottawa

Sun 9/6

1:20 pm-9:40 pm

1 stop11h 20m

$360

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 typical price of a round-trip flight between Las Vegas and Ottawa?

What is the cheapest month to fly to Ottawa?

In general, January 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 $0. The month of June is another great option to travel to Ottawa, with average flight prices from Las Vegas averaging around $296.

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

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 May 2026, prices for Las Vegas to Ottawa flights are approximately 39% cheaper 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

7h 20m

Direct flights

None
The fastest flight from Las Vegas to Ottawa takes 7h 20m
There are no direct flights from Las Vegas to Ottawa. There are no popular flight routes from Las Vegas to Ottawa.
Search flight deals

Frequently asked questions about flying from Las Vegas to Ottawa

  • 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 7h 20m.

  • 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
United AirlinesPriceFrom $122Free CancellationRating
7.4
9,683 reviews
Search United Airlines flights
WestJetPriceFrom $202Free CancellationRating
7.2
3,331 reviews
Search WestJet flights
Air CanadaPriceFrom $296Free CancellationRating
7.1
10,998 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
Petawawa
Smiths Falls
Brockville
Calabogie
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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