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$131+ Cheap flights from Ottawa (YOW) to Las Vegas (LAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — LAS
Jan 22 — Jan 291
Wed 1/22
Wed 1/29
1 adult, Economy
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The best prices from Ottawa to Las Vegas Harry Reid Intl are usually found in January or February, booked 21 days in advance, depart on a Monday or Friday and return on a Monday

Cheap flight deals from Ottawa to Las Vegas

Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to Las Vegas (LAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$217
(Trip.com)

One-way from

$131
(Trip.com)

Popular in

May

Cheapest in

January

Average price

$269
Provider with most accurate pricing for Ottawa-Las Vegas Harry Reid Intl flight deals.
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Provider most trusted by Cheapflights users for Ottawa-Las Vegas Harry Reid Intl flights.
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From Ottawa to Las Vegas Harry Reid Intl
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One-way flight from Ottawa to Las Vegas Harry Reid Intl
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High demand for flights, 11% potential price rise
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Best time to find cheap flights, 2% potential price drop
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Average for round-trip flights in January 2025
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Find flight deals from Ottawa to Las Vegas

Cheapest flights from Ottawa to Las Vegas
Explore the most affordable flight options available from Ottawa to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 17, 2025.

This Trip.com deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/912:20 pmYOW - LAS
2 stops12h 10mWestJet
Wed 5/1410:00 amLAS - YOW
2 stops11h 41mWestJet
Deal found 1/15$217
This Mytrip deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/309:30 amYOW - LAS
2 stops13h 55mPorter Airlines
Mon 2/310:35 pmLAS - YOW
1 stop6h 40mPorter Airlines
Deal found 1/16$218
This Trip.com deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/58:00 amYOW - LAS
1 stop8h 28mMultiple Airlines
Wed 2/1210:50 amLAS - YOW
1 stop10h 56mMultiple Airlines
Deal found 1/16$225
This Air Canada deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/222:45 pmYOW - LAS
1 stop10h 08mAir Canada
Wed 1/2911:25 pmLAS - YOW
1 stop7h 17mAir Canada
Deal found 1/15$229
This United Airlines deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/56:00 amYOW - LAS
1 stop8h 29mUnited Airlines
Tue 2/1112:59 amLAS - YOW
2 stops12h 17mUnited Airlines
Deal found 1/16$235
This Trip.com deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/48:55 amYOW - LAS
Nonstop5h 20mAir Transat
Fri 7/1112:10 pmLAS - YOW
Nonstop4h 35mAir Transat
Deal found 1/14$338

Find flights from Ottawa to Las Vegas within your budget

Customize your flight search to find flights from Ottawa to Las Vegas 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, Cheapflights users made 2,558,603 searches. Data last updated January 17, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Fri 5/9

12:20 pm-9:30 pm

2 stops12h 10m

Las Vegas Harry Reid Intl

Wed 5/14

10:00 am-12:41 am

2 stops11h 41m

$217

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Thu 1/30

9:30 am-8:25 pm

2 stops13h 55m

Las Vegas Harry Reid Intl

Mon 2/3

10:35 pm-8:15 am

1 stop6h 40m

$218

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Wed 2/5

8:00 am-1:28 pm

1 stop8h 28m

Las Vegas Harry Reid Intl

Wed 2/12

10:50 am-12:46 am

1 stop10h 56m

$225

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Wed 2/5

6:00 am-11:29 am

1 stop8h 29m

Las Vegas Harry Reid Intl

Tue 2/11

12:59 am-4:16 pm

2 stops12h 17m

$235

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Mon 3/10

2:45 pm-9:53 pm

1 stop10h 08m

Las Vegas Harry Reid Intl

Mon 3/17

11:45 pm-10:37 am

1 stop7h 52m

$268

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Fri 2/7

6:10 pm-8:40 pm

Nonstop5h 30m

Las Vegas Harry Reid Intl

Sun 2/9

9:10 am-4:45 pm

Nonstop4h 35m

$307

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Fri 5/9

12:20 pm-6:42 pm

1 stop9h 22m

$131

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Wed 2/19

2:45 pm-9:53 pm

1 stop10h 08m

$139

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Mon 2/10

6:10 pm-8:40 pm

Nonstop5h 30m

$142

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Wed 2/19

6:10 pm-8:40 pm

Nonstop5h 30m

$162

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/16

Showing 1-10 of 12 results
1
2

Compare providers for flights from Ottawa to Las Vegas

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ottawa to Las Vegas in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*2 stars
GotogatePrice Accuracy2 starsTrust Score*2 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ottawa-Las Vegas flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ottawa-Las Vegas flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ottawa-Las Vegas flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ottawa-Las Vegas flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ottawa-Las Vegas flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Ottawa to Las Vegas

Get recent, data-driven insights about flights from Ottawa to Las Vegas including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Ottawa to Las Vegas. Price data was last updated on January 10, 2025.

The best time to book flights from Ottawa to Las Vegas is 21 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, August is the cheapest month in which you can book a flight from Ottawa to Las Vegas (average of $198). Flying from Ottawa to Las Vegas in March is currently the most expensive (average of $269). 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.

What is the cheapest time of day to fly from YOW to LAS?

Find hourly flight availability from Ottawa to Las Vegas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 17, 2025.

It’s optimal to fly from Ottawa to Las Vegas in the evening. By choosing this option you can save up to 36% on the cost of your flight, compared to a flight in the afternoon.

Rainfall in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Las Vegas ranges from 0.1 - 0.8 inches per month. February is typically the wettest month, when rainfall can reach 0.8 in. May is typically the driest time to visit Las Vegas when rainfall is around 0.1 in.

Temperature in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Las Vegas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 93.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Las Vegas

Get insights into the airlines that provide service to Las Vegas. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Las Vegas. Reviews last updated January 17, 2025.
To help decide which airline to fly from Ottawa to Las Vegas, see what other customers have to say about Porter Airlines, WestJet and Air Canada. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
7.9
Good
276 reviews

Comfort

8.0

Crew

8.7

Food

7.6

Boarding

8.2

Overall

7.9

Entertainment

6.9

Reviews

1 / 10

Everything about the rescheduled (cost me $180) flight great. ***Being denied boarding because I was few minutes under 1.5 hours was not. Stuck at the Kiosk for about 15 minutes before it directed me to the Porter counter was strange. Do not know why checking in online at home was not successful? I think something was up...what can you do?

Porter Airlines
7.9
Good
276 reviews
Porter Airlines
7.9
Good
276 reviews

Comfort

8.0

Crew

8.7

Food

7.6

Boarding

8.2

Overall

7.9

Entertainment

6.9

Reviews

1 / 10

Everything about the rescheduled (cost me $180) flight great. ***Being denied boarding because I was few minutes under 1.5 hours was not. Stuck at the Kiosk for about 15 minutes before it directed me to the Porter counter was strange. Do not know why checking in online at home was not successful? I think something was up...what can you do?

Air Transat
7.8
Good
381 reviews
Porter Airlines
7.9
Good
276 reviews

Comfort

8.0

Crew

8.7

Food

7.6

Boarding

8.2

Overall

7.9

Entertainment

6.9

Reviews

1 / 10

Everything about the rescheduled (cost me $180) flight great. ***Being denied boarding because I was few minutes under 1.5 hours was not. Stuck at the Kiosk for about 15 minutes before it directed me to the Porter counter was strange. Do not know why checking in online at home was not successful? I think something was up...what can you do?

United Airlines
7.4
Good
8,965 reviews
Porter Airlines
7.9
Good
276 reviews

Comfort

8.0

Crew

8.7

Food

7.6

Boarding

8.2

Overall

7.9

Entertainment

6.9

Reviews

1 / 10

Everything about the rescheduled (cost me $180) flight great. ***Being denied boarding because I was few minutes under 1.5 hours was not. Stuck at the Kiosk for about 15 minutes before it directed me to the Porter counter was strange. Do not know why checking in online at home was not successful? I think something was up...what can you do?

WestJet
7.2
Good
2,824 reviews
Porter Airlines
7.9
Good
276 reviews

Comfort

8.0

Crew

8.7

Food

7.6

Boarding

8.2

Overall

7.9

Entertainment

6.9

Reviews

1 / 10

Everything about the rescheduled (cost me $180) flight great. ***Being denied boarding because I was few minutes under 1.5 hours was not. Stuck at the Kiosk for about 15 minutes before it directed me to the Porter counter was strange. Do not know why checking in online at home was not successful? I think something was up...what can you do?

Air Canada
7.0
Good
8,587 reviews
Porter Airlines
7.9
Good
276 reviews

Comfort

8.0

Crew

8.7

Food

7.6

Boarding

8.2

Overall

7.9

Entertainment

6.9

Reviews

1 / 10

Everything about the rescheduled (cost me $180) flight great. ***Being denied boarding because I was few minutes under 1.5 hours was not. Stuck at the Kiosk for about 15 minutes before it directed me to the Porter counter was strange. Do not know why checking in online at home was not successful? I think something was up...what can you do?

Related info for your journey

Find useful and relevant information for your journey from Ottawa to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Ottawa to Las Vegas?

    Booking a flight from Ottawa (YOW) to Las Vegas Harry Reid Intl (LAS) is your only option if you wish to fly from Ottawa to Las Vegas. On a typical day, there is 1 flight from Ottawa to Harry Reid Intl, all of which are around 5h 20m for a nonstop flight. You can also purchase a plane ticket from 5 airlines when you book a flight from Ottawa to Las Vegas.

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

    The Ottawa to Las Vegas Harry Reid Intl flight path was viewed by 11 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Our cheapest airline available from Ottawa to Las Vegas is WestJet. Our recent data shows that you can find tickets from as low as $217 on this airline. Additional options worth looking into are Porter Airlines and United Airlines, starting at $218 and $235 round-trip. Users have found that WestJet is 42% cheaper than the other options available to this destination.

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

    The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as $131. However, be on the lookout for offers from Air Canada and Porter Airlines, as they are both options that can get you from Ottawa to Las Vegas for a low price.

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

    The cheapest flight price from Ottawa to Las Vegas is $210. On average you can expect to pay $421. The most popular route, (Ottawa - Las Vegas Harry Reid Intl), can usually be booked for $193.

  • 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, August is the cheapest month in which you can book a flight from Ottawa to Las Vegas (average of $198). Flying from Ottawa to Las Vegas in March is currently the most expensive (average of $269). 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

Traveling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Henderson
Paradise
Sunrise Manor
North Las Vegas
Kingman
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Primm
Mesquite
Needles
Mount Charleston
Pahrump

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Top 5 airlines flying from Ottawa to Las Vegas

Discover the top 5 airlines that operate flights from Ottawa to Las Vegas. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Flair AirlinesCheapest$118Average$256FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$239Average$522FlexibilityNo cancel feeOn-time67%
Porter AirlinesCheapest$242Average$370FlexibilityNo cancel feeOn-time52%
United AirlinesCheapest$261Average$485FlexibilityNo cancel feeOn-time69%
WestJetCheapest$291Average$417FlexibilityNo cancel feeOn-time60%
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