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Cheap flights from Las Vegas to Ottawa from $122

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 7/4. 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
1 adult, Economy, 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
9:15 pm - 12:39 am
LAS
-
YOW
24h 24m
2 stops
WestJet Logo
5:40 am - 1:58 pm
YOW
-
LAS
11h 18m
2 stops
$313WestJet
Thu, Apr 16 - Mon, Apr 20
United Airlines Logo
12:36 am - 5:07 pm
LAS
-
YOW
13h 31m
1 stop
United Airlines Logo
10:44 am - 9:59 pm
YOW
-
LAS
14h 15m
1 stop
$320United Airlines
Sun, Jun 28 - Tue, Jul 7
Air Canada Logo
11:25 pm - 11:30 am
LAS
-
YOW
9h 05m
1 stop
Air Canada Logo
3:10 pm - 10:24 pm
YOW
-
LAS
10h 14m
1 stop
$321Air Canada
Mon, Jun 29 - Tue, Jul 7
WestJet Logo
9:15 pm - 12:39 am
LAS
-
YOW
24h 24m
2 stops
WestJet Logo
7:15 pm - 6:39 pm
YOW
-
LAS
26h 24m
1 stop
$323WestJet
Thu, Apr 16 - Mon, Apr 20
WestJet Logo
8:05 am - 12:39 am
LAS
-
YOW
13h 34m
2 stops
WestJet Logo
12:25 pm - 6:30 pm
YOW
-
LAS
9h 05m
1 stop
$324WestJet
Thu, Apr 23 - Sun, Apr 26
United Airlines Logo
8:31 pm - 10:03 am
LAS
-
YOW
10h 32m
2 stops
United Airlines Logo
6:25 am - 1:01 pm
YOW
-
LAS
9h 36m
1 stop
$325United Airlines
Mon, Jun 29 - Tue, Jul 7
United Airlines Logo
6:10 pm - 10:03 am
LAS
-
YOW
12h 53m
2 stops
United Airlines Logo
3:10 pm - 10:44 pm
YOW
-
LAS
10h 34m
1 stop
$329United Airlines
Mon, Jun 29 - Tue, Jul 7
United Airlines Logo
6:00 am - 10:05 pm
LAS
-
YOW
13h 05m
2 stops
United Airlines Logo
6:05 am - 5:58 pm
YOW
-
LAS
14h 53m
2 stops
$330United Airlines
Mon, Jun 29 - Tue, Jul 7
United Airlines Logo
6:10 pm - 10:03 am
LAS
-
YOW
12h 53m
2 stops
United Airlines Logo
6:25 am - 8:21 pm
YOW
-
LAS
16h 56m
2 stops
$335United Airlines
Mon, Jun 29 - Tue, Jul 7
United Airlines Logo
12:36 am - 1:59 pm
LAS
-
YOW
10h 23m
1 stop
United Airlines Logo
3:10 pm - 10:38 pm
YOW
-
LAS
10h 28m
1 stop
$336United Airlines
Wed, Jun 10 - Mon, Jun 15

United Airlines flights from Las Vegas to Ottawa

Our best United Airlines deals on Las Vegas to Ottawa flight tickets
United Airlines
Jun 28
LAS12:36 amLas Vegas Harry Reid Intl
13h 31m
1 stop
YOW5:07 pmOttawa
Jul 7
YOW10:44 amOttawa
14h 15m
1 stop
LAS9:59 pmLas Vegas Harry Reid Intl
$320
United Airlines
Jun 29
LAS8:31 pmLas Vegas Harry Reid Intl
10h 32m
2 stops
YOW10:03 amOttawa
Jul 7
YOW6:25 amOttawa
9h 36m
1 stop
LAS1:01 pmLas Vegas Harry Reid Intl
$325
United Airlines
Jun 29
LAS6:10 pmLas Vegas Harry Reid Intl
12h 53m
2 stops
YOW10:03 amOttawa
Jul 7
YOW3:10 pmOttawa
10h 34m
1 stop
LAS10:44 pmLas Vegas Harry Reid Intl
$329

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
YOW3:10 pmOttawa
10h 14m
1 stop
LAS10:24 pmLas Vegas Harry Reid Intl
$321
Air Canada
Jun 26
LAS11:25 pmLas Vegas Harry Reid Intl
8h 10m
1 stop
YOW10:35 amOttawa
Jul 9
YOW2:35 pmOttawa
10h 49m
1 stop
LAS10:24 pmLas Vegas Harry Reid Intl
$352
Air Canada
Aug 26
LAS11:25 pmLas Vegas Harry Reid Intl
8h 10m
1 stop
YOW10:35 amOttawa
Sep 6
YOW6:00 amOttawa
17h 36m
2 stops
LAS8:36 pmLas Vegas Harry Reid Intl
$375

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 March 21, 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

Thu 4/16

9:15 pm-12:39 am

2 stops24h 24m

Ottawa

Mon 4/20

5:40 am-1:58 pm

2 stops11h 18m

$313

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Sun 6/28

12:36 am-5:07 pm

1 stop13h 31m

Ottawa

Tue 7/7

10:44 am-9:59 pm

1 stop14h 15m

$320
Quickest round-trip

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Mon 6/29

11:25 pm-11:30 am

1 stop9h 05m

Ottawa

Tue 7/7

3:10 pm-10:24 pm

1 stop10h 14m

$321

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Thu 4/16

9:15 pm-12:39 am

2 stops24h 24m

Ottawa

Mon 4/20

7:15 pm-6:39 pm

1 stop26h 24m

$323

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Thu 4/23

8:05 am-12:39 am

2 stops13h 34m

Ottawa

Sun 4/26

12:25 pm-6:30 pm

1 stop9h 05m

$324

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Mon 6/29

8:31 pm-10:03 am

2 stops10h 32m

Ottawa

Tue 7/7

6:25 am-1:01 pm

1 stop9h 36m

$325

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Mon 6/29

6:10 pm-10:03 am

2 stops12h 53m

Ottawa

Tue 7/7

3:10 pm-10:44 pm

1 stop10h 34m

$329

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Mon 6/29

6:00 am-10:05 pm

2 stops13h 05m

Ottawa

Tue 7/7

6:05 am-5:58 pm

2 stops14h 53m

$330

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Mon 6/29

6:10 pm-10:03 am

2 stops12h 53m

Ottawa

Tue 7/7

6:25 am-8:21 pm

2 stops16h 56m

$335

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Wed 6/10

12:36 am-1:59 pm

1 stop10h 23m

Ottawa

Mon 6/15

3:10 pm-10:38 pm

1 stop10h 28m

$336

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?

You could potentially save up to 30% on your flight if you consider stops on a Las Vegas to Ottawa flight.

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

As of March 2026, prices for Las Vegas to Ottawa flights are approximately 637% 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

7h 15m

Direct flights

None
The fastest flight from Las Vegas to Ottawa takes 7h 15m
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 7h 15m.

  • 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
425 reviews
Search Porter Airlines flights
United AirlinesPriceFrom $122Free CancellationRating
7.4
9,452 reviews
Search United Airlines flights
WestJetPriceFrom $202Free CancellationRating
7.2
3,299 reviews
Search WestJet flights
Air CanadaPriceFrom $266Free CancellationRating
7.1
10,826 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
Petawawa
Smiths Falls
Brockville
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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