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Cheap flights from Las Vegas to Ottawa from C$ 179

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 22/9. 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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Find the cheapest flights from Las Vegas to Ottawa

Cheap round-trip flights

Logo
7:30 p.m. - 2:44 p.m.LAS-YOW
16h 14m1 stop
Logo
3:45 p.m. - 9:29 p.m.YOW-LAS
8h 44m1 stop
C$ 419
Find Deal
Thu, 2 Oct - Sat, 4 Oct
WestJet Logo
6:20 p.m. - 6:45 a.m.LAS-YOW
9h 25m1 stop
WestJet Logo
3:45 p.m. - 9:29 p.m.YOW-LAS
8h 44m1 stop
C$ 425WestJet
Find Deal
Tue, 30 Sep - Sat, 4 Oct
WestJet Logo
6:20 p.m. - 6:45 a.m.LAS-YOW
9h 25m1 stop
WestJet Logo
5:55 a.m. - 5:34 p.m.YOW-LAS
14h 39m2 stops
C$ 426WestJet
Find Deal
Tue, 30 Sep - Sat, 4 Oct
WestJet Logo
6:20 p.m. - 6:45 a.m.LAS-YOW
9h 25m1 stop
WestJet Logo
12:20 p.m. - 9:29 p.m.YOW-LAS
12h 09m2 stops
C$ 430WestJet
Find Deal
Sat, 13 Sep - Mon, 15 Sep
Air Canada Logo
7:25 a.m. - 8:53 p.m.LAS-YOW
10h 28m1 stop
Air Canada Logo
9:35 a.m. - 3:58 p.m.YOW-LAS
9h 23m1 stop
C$ 436Air Canada
Find Deal
Fri, 26 Sep - Tue, 30 Sep
Porter Airlines Logo
11:05 p.m. - 10:10 a.m.LAS-YOW
8h 05m1 stop
Porter Airlines Logo
3:05 p.m. - 10:02 p.m.YOW-LAS
9h 57m1 stop
C$ 441Porter Airlines
Find Deal
Fri, 23 Jan - Fri, 30 Jan
Air Canada Logo
11:15 p.m. - 10:25 a.m.LAS-YOW
8h 10m1 stop
Air Canada Logo
6:25 a.m. - 11:08 a.m.YOW-LAS
7h 43m1 stop
C$ 446Air Canada
Find Deal
Fri, 26 Sep - Wed, 1 Oct
Porter Airlines Logo
11:05 p.m. - 10:10 a.m.LAS-YOW
8h 05m1 stop
Porter Airlines Logo
7:55 a.m. - 10:02 p.m.YOW-LAS
17h 07m3 stops
C$ 516Porter Airlines
Find Deal
Fri, 23 Jan - Fri, 30 Jan
United Airlines Logo
12:59 a.m. - 4:50 p.m.LAS-YOW
12h 51m2 stops
United Airlines Logo
5:14 p.m. - 9:58 p.m.YOW-LAS
7h 44m1 stop
C$ 588United Airlines
Find Deal
Thu, 22 Jan - Fri, 30 Jan
United Airlines Logo
12:59 a.m. - 4:50 p.m.LAS-YOW
12h 51m2 stops
United Airlines Logo
10:35 a.m. - 8:01 p.m.YOW-LAS
12h 26m2 stops
C$ 596United Airlines
Find Deal
Thu, 22 Jan - Fri, 30 Jan

WestJet flights from Las Vegas to Ottawa

Our best WestJet deals on Las Vegas to Ottawa flight tickets
WestJet
30 Sep
LAS6:20 p.m.Las Vegas Harry Reid Intl
9h 25m
1 stop
YOW6:45 a.m.Ottawa
4 Oct
YOW3:45 p.m.Ottawa
8h 44m
1 stop
LAS9:29 p.m.Las Vegas Harry Reid Intl
C$ 425
Find similar
WestJet
30 Sep
LAS6:20 p.m.Las Vegas Harry Reid Intl
9h 25m
1 stop
YOW6:45 a.m.Ottawa
4 Oct
YOW5:55 a.m.Ottawa
14h 39m
2 stops
LAS5:34 p.m.Las Vegas Harry Reid Intl
C$ 426
Find similar
WestJet
13 Sep
LAS6:20 p.m.Las Vegas Harry Reid Intl
9h 25m
1 stop
YOW6:45 a.m.Ottawa
15 Sep
YOW12:20 p.m.Ottawa
12h 09m
2 stops
LAS9:29 p.m.Las Vegas Harry Reid Intl
C$ 430
Find similar

Air Canada flights from Las Vegas to Ottawa

Our best Air Canada deals on Las Vegas to Ottawa flight tickets
Air Canada
26 Sep
LAS7:25 a.m.Las Vegas Harry Reid Intl
10h 28m
1 stop
YOW8:53 p.m.Ottawa
30 Sep
YOW9:35 a.m.Ottawa
9h 23m
1 stop
LAS3:58 p.m.Las Vegas Harry Reid Intl
C$ 436
Find similar
Air Canada
26 Sep
LAS11:15 p.m.Las Vegas Harry Reid Intl
8h 10m
1 stop
YOW10:25 a.m.Ottawa
1 Oct
YOW6:25 a.m.Ottawa
7h 43m
1 stop
LAS11:08 a.m.Las Vegas Harry Reid Intl
C$ 446
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 96,600 searches. Data last updated 31 July 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

Thu 2/10

7:30 p.m.-2:44 p.m.

1 stop16h 14m

Ottawa

Sat 4/10

3:45 p.m.-9:29 p.m.

1 stop8h 44m

C$ 419

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Tue 30/9

6:20 p.m.-6:45 a.m.

1 stop9h 25m

Ottawa

Sat 4/10

3:45 p.m.-9:29 p.m.

1 stop8h 44m

C$ 425

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Tue 30/9

6:20 p.m.-6:45 a.m.

1 stop9h 25m

Ottawa

Sat 4/10

5:55 a.m.-5:34 p.m.

2 stops14h 39m

C$ 426

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Sat 13/9

6:20 p.m.-6:45 a.m.

1 stop9h 25m

Ottawa

Mon 15/9

12:20 p.m.-9:29 p.m.

2 stops12h 09m

C$ 430

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Fri 26/9

7:25 a.m.-8:53 p.m.

1 stop10h 28m

Ottawa

Tue 30/9

9:35 a.m.-3:58 p.m.

1 stop9h 23m

C$ 436

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Fri 23/1

11:05 p.m.-10:10 a.m.

1 stop8h 05m

Ottawa

Fri 30/1

3:05 p.m.-10:02 p.m.

1 stop9h 57m

C$ 441

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Fri 26/9

11:15 p.m.-10:25 a.m.

1 stop8h 10m

Ottawa

Wed 1/10

6:25 a.m.-11:08 a.m.

1 stop7h 43m

C$ 446

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Fri 23/1

11:05 p.m.-10:10 a.m.

1 stop8h 05m

Ottawa

Fri 30/1

7:55 a.m.-10:02 p.m.

3 stops17h 07m

C$ 516

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Thu 22/1

12:59 a.m.-4:50 p.m.

2 stops12h 51m

Ottawa

Fri 30/1

5:14 p.m.-9:58 p.m.

1 stop7h 44m

C$ 588

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Thu 22/1

12:59 a.m.-4:50 p.m.

2 stops12h 51m

Ottawa

Fri 30/1

10:35 a.m.-8:01 p.m.

2 stops12h 26m

C$ 596

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?

The month of February is, on average, the cheapest month to fly to Ottawa from Las Vegas, with most prices found around C$ 359. If you aren’t able to travel to Ottawa during the month of February, then flying in April is also cheap. Prices for this month can be found on momondo for an average of C$ 378.

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

Our data shows that Tuesday is the least expensive day to fly to Ottawa. Tickets to fly out on this day can be as low as C$ 214. Flights from Las Vegas to Ottawa on a Monday will generally be more expensive and average around C$ 397. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our most recent data shows that the best time of day to fly to Ottawa is in the morning. Flights from Las Vegas to Ottawa during this time can be as low as C$ 214. In the evening is when there is more demand to fly to Ottawa, so prices are often more expensive at around C$ 820 per ticket.

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 are 3 cabin classes 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 July 2025, prices for Las Vegas to Ottawa flights are approximately 25% 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

Best price found

C$ 179

Fastest flight time

7h 12m

Direct flights

None

Airports in Ottawa

1 airport
The best one-way flight to Ottawa from Las Vegas in the past 72 hours is C$ 179. The best round-trip flight deal from Las Vegas to Ottawa found on momondo in the last 72 hours is C$ 419.
The fastest flight from Las Vegas to Ottawa takes 7h 12m
There are no direct flights from Las Vegas to Ottawa. Popular non-direct route for this connection is Las Vegas Harry Reid Intl Airport - Ottawa Airport.
There is 1 airport near Ottawa: Ottawa (YOW)
Search flight deals

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

    Ottawa is 3434.5 km away from Las Vegas Harry Reid Intl. 8h 05m is a normal flight duration for this route.

  • 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 were last updated today.

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

Travelling to a place near Ottawa?

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

Why use momondo?

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

It is quick and easy to find Las Vegas to Ottawa flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ottawa that suits you.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ottawa from Las Vegas.

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

Yes momondo offers price alerts on flights to Ottawa from Las Vegas. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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