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Cheap flights from Ottawa to Las Vegas from C$ 288

YOW — LAS
8 Nov — 15 Nov1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Ottawa to Las Vegas Harry Reid Intl are usually found in March or September, booked 77 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from Ottawa to Las Vegas

Enter your travel dates to find the best prices.

Cheapest flights from Ottawa to Las Vegas

Tue 24/115:45 a.m. -
1 stop8h 30m
Sat 28/1111:50 p.m. -
1 stop8h 30m
Deal found 4/10C$ 493
Wed 4/116:00 a.m. -
1 stop8h 22m
Wed 11/1111:50 p.m. -
1 stop8h 30m
Deal found 7/10C$ 500
Tue 17/115:45 a.m. -
1 stop8h 30m
Tue 24/1112:10 p.m. -
1 stop7h 22m
Deal found 8/10C$ 501
Fri 20/115:45 a.m. -
1 stop8h 30m
Thu 26/1112:10 p.m. -
1 stop7h 22m
Deal found 7/10C$ 503
Mon 7/124:10 p.m. -
1 stop9h 37m
Fri 11/1212:10 p.m. -
1 stop7h 22m
Deal found 6/10C$ 507
Wed 4/116:00 a.m. -
1 stop8h 22m
Tue 10/1112:20 p.m. -
1 stop8h 35m
Deal found 7/10C$ 514
Sun 6/122:00 p.m. -
1 stop11h 47m
Fri 11/1212:10 p.m. -
1 stop7h 22m
Deal found 4/10C$ 527
Mon 9/112:00 p.m. -
1 stop11h 47m
Wed 11/1112:20 p.m. -
1 stop8h 35m
Deal found 7/10C$ 533
Fri 20/115:10 a.m. -
1 stop9h 12m
Fri 27/1112:10 p.m. -
1 stop7h 22m
Deal found 6/10C$ 541
Thu 3/127:00 a.m. -
1 stop9h 34m
Mon 7/122:35 p.m. -
1 stop7h 06m
Deal found 6/10C$ 543
Mon 23/115:45 p.m. -
1 stop7h 48m
Sat 28/112:35 p.m. -
1 stop7h 02m
Deal found 6/10C$ 544
Sat 31/105:10 a.m. -
1 stop9h 12m
Sat 7/1111:50 p.m. -
1 stop8h 30m
Deal found 5/10C$ 547

Find flight deals from Ottawa to Las Vegas

Round-trip from

C$ 493

One-way from

C$ 288

Popular in

December

Cheapest in

March

Average price

C$ 581

Good round-trip deal

C$ 519 or less
Air Canada
  • Air Canada
  • 24/11-28/11
  • 2 total stops
  • 17h 00m total
  • Ottawa to Las Vegas
Search Deals
Air Canada
  • Air Canada
  • 17/11-31/12
  • 1 total stop
  • 8h 30m total
  • Ottawa to Las Vegas
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2026
Search Deals
Price to beat on a round-trip flight from Ottawa to Las Vegas Harry Reid Intl.
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Ottawa to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaLas Vegas

YOW Ottawa - LAS Las Vegas Harry Reid Intl

YOWLAS

Ottawa

Tue 17/11

5:45 a.m.-11:15 a.m.

1 stop8h 30m

Las Vegas Harry Reid Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 288
Quickest round-trip

OttawaLas Vegas

YOW Ottawa - LAS Las Vegas Harry Reid Intl

YOWLAS

Ottawa

Thu 5/11

6:00 a.m.-11:22 a.m.

1 stop8h 22m

Las Vegas Harry Reid Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 306

OttawaLas Vegas

YOW Ottawa - LAS Las Vegas Harry Reid Intl

YOWLAS

Ottawa

Tue 17/11

5:30 a.m.-3:55 p.m.

2 stops13h 25m

Las Vegas Harry Reid Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 329

OttawaLas Vegas

YOW Ottawa - LAS Las Vegas Harry Reid Intl

YOWLAS

Ottawa

Thu 10/12

6:15 a.m.-2:42 p.m.

2 stops11h 27m

Las Vegas Harry Reid Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 332

OttawaLas Vegas

YOW Ottawa - LAS Las Vegas Harry Reid Intl

YOWLAS

Ottawa

Thu 5/11

5:30 a.m.-4:35 p.m.

2 stops14h 05m

Las Vegas Harry Reid Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 342

OttawaLas Vegas

YOW Ottawa - LAS Las Vegas Harry Reid Intl

YOWLAS

Ottawa

Tue 17/11

9:45 a.m.-8:45 p.m.

2 stops14h 00m

Las Vegas Harry Reid Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 352

OttawaLas Vegas

YOW Ottawa - LAS Las Vegas Harry Reid Intl

YOWLAS

Ottawa

Mon 19/10

7:20 a.m.-3:45 p.m.

2 stops11h 25m

Las Vegas Harry Reid Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 362

OttawaLas Vegas

YOW Ottawa - LAS Las Vegas Harry Reid Intl

YOWLAS

Ottawa

Fri 19/3

6:10 a.m.-5:15 p.m.

2 stops14h 05m

Las Vegas Harry Reid Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 383

OttawaLas Vegas

YOW Ottawa - LAS Las Vegas Harry Reid Intl

YOWLAS

Ottawa

Thu 18/3

5:15 p.m.-12:10 p.m.

2 stops21h 55m

Las Vegas Harry Reid Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 416

OttawaLas Vegas

YOW Ottawa - LAS Las Vegas Harry Reid Intl

YOWLAS

Ottawa

Sat 24/10

6:00 a.m.-3:10 p.m.

2 stops12h 10m

Las Vegas Harry Reid Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 430

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/10

Showing 1-10 of 21 resultsSorted by cheapest first
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Best time to book a flight from Ottawa to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Ottawa with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Ottawa to Las Vegas

How far ahead should I book a flight from Ottawa to Las Vegas?

The best time to book flights from Ottawa to Las Vegas is 76 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Ottawa to Las Vegas?

Currently, March is the cheapest month in which you can book a flight from Ottawa to Las Vegas (average of C$ 554). Flying from Ottawa to Las Vegas in December is currently the most expensive (average of C$ 691). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Ottawa to Las Vegas?

Airfare is typical for this route at the moment.

Ottawa to Las Vegas flights typically cost between C$ 480 and C$ 708 in November.
The cheapest round-trip price found within the last 5 days was C$ 493 on Air Canada (24 Nov-28 Nov).

Reviews of airlines servicing Las Vegas

Read through reviews of airlines operating flights from Ottawa to Las Vegas, such as Porter Airlines,United Airlines, andWestJet. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
468 reviews
Check prices

Crew

8.6

Boarding

8.2

Food

7.6

Overall

8.0

Comfort

8.0

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
Porter Airlines
8.0
Very good
468 reviews
Porter Airlines
8.0
Very good
468 reviews
Check prices

Crew

8.6

Boarding

8.2

Food

7.6

Overall

8.0

Comfort

8.0

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
United Airlines
7.4
Good
10,317 reviews
Porter Airlines
8.0
Very good
468 reviews
Check prices

Crew

8.6

Boarding

8.2

Food

7.6

Overall

8.0

Comfort

8.0

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
WestJet
7.2
Good
3,453 reviews
Porter Airlines
8.0
Very good
468 reviews
Check prices

Crew

8.6

Boarding

8.2

Food

7.6

Overall

8.0

Comfort

8.0

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
Air Canada
7.1
Good
11,744 reviews
Porter Airlines
8.0
Very good
468 reviews
Check prices

Crew

8.6

Boarding

8.2

Food

7.6

Overall

8.0

Comfort

8.0

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.

Related info for your journey

  • How popular is this Ottawa to Las Vegas flight route?

    This flight path from Ottawa to Las Vegas Harry Reid Intl was viewed by 5 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Ottawa to Las Vegas?

    For as low as C$ 580, United Airlines can have you in Las Vegas from Ottawa in 10h 52m. Airlines will cover a distance of 3442 km.

  • What are the cheapest airlines flying from Ottawa to Las Vegas round-trip?

    According to our current data, WestJet (C$ 326), United Airlines (C$ 329), and Air Canada (C$ 372) offers the cheapest pricing from Ottawa to Las Vegas. Users have found that WestJet is 46% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Ottawa to Las Vegas one-way?

    C$ 188 is the cheapest one-way deal found within the past few days, from Porter Airlines. You may also be able to find cheap deals on WestJet and Air Canada, with prices starting from C$ 199 and C$ 240, respectively.

  • What are the cheapest flights from Ottawa to Las Vegas?

    Looking for the cheapest flight from Ottawa to Las Vegas? While on average our users pay C$ 580, our data indicates the cheapest price to be C$ 488. The most popular route (Ottawa - Las Vegas Harry Reid Intl), is priced around C$ 523.

  • Can I find deals for flights from Ottawa to Las Vegas that include hotel bookings?

    Yes. In addition to deals on Ottawa to Las Vegas flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ottawa to Las Vegas?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to Las Vegas.

  • Can I find deals for business class flights from Ottawa to Las Vegas?

    Yes. Cheapflights offers flight deals from Ottawa to Las Vegas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ottawa to Las Vegas?

    Currently, March is the cheapest month in which you can book a flight from Ottawa to Las Vegas (average of C$ 554). Flying from Ottawa to Las Vegas in December is currently the most expensive (average of C$ 691). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Paradise
Kingman
North Las Vegas
Henderson

Browse thousands of different options on Cheapflights for your next trip

Fly from Ottawa to Las Vegas on these airlines

WestJet flights from Ottawa to Las Vegas Harry Reid Intl
Air Canada flights from Ottawa to Las Vegas Harry Reid Intl

Top 4 airlines flying from Ottawa to Las Vegas

AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 326AverageC$ 519FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapestC$ 329AverageC$ 659FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 372AverageC$ 731FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 405AverageC$ 621FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Ottawa to Las Vegas?

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Why should you use Cheapflights to find cheap flight tickets from Ottawa to Las Vegas?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Las Vegas from Ottawa.

Can Cheapflights find flights from Ottawa to Las Vegas with no change fees?

Need flexible booking options for your flight to Las Vegas from Ottawa? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Ottawa to Las Vegas become cheaper?

Yes! Start tracking prices for Ottawa to Las Vegas flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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