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$113+ Cheap flights from Ottawa (YOW) to California

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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — LAX
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheap flight deals from Ottawa to California

Keep the following information in mind while searching for Ottawa to California flight deals. Data was last updated septiembre 11, 2025.

Round-trip from

$260
(Trip.com)

One-way from

$113
(oojo)

Popular in

December

Cheapest in

May

Average price

$299
From Ottawa to California
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One-way flight from Ottawa to California
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Highest demand for flights based on searches. 14% potential increase in price ($51 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Ottawa to California

Cheapest flights from Ottawa to California
Explore the most affordable flight options available from Ottawa to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/127:50 amYOW - LAX
1 stop16h 56mWestJet
dom. 9/149:10 pmLAX - YOW
2 stops24h 30mWestJet
Deal found 9/10$258
This Trip.com deal was found by Cheapflights users on 9/10. 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.
mié. 10/812:20 pmYOW - LAX
2 stops11h 01mWestJet
mié. 10/1511:40 amLAX - YOW
1 stop10h 00mWestJet
Deal found 9/10$260
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/17:15 pmYOW - LAX
1 stop29h 31mWestJet
dom. 10/57:00 amLAX - YOW
1 stop20h 45mWestJet
Deal found 9/11$269
This FlightHub deal was found by Cheapflights users on 9/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/46:00 amYOW - LAS
2 stops17h 15mWestJet
jue. 12/119:15 pmLAS - YOW
2 stops16h 38mWestJet
Deal found 9/11$270
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/277:15 pmYOW - LAS
1 stop18h 25mWestJet
sáb. 10/48:00 amLAS - YOW
1 stop19h 45mWestJet
Deal found 9/9$271
This WestJet deal was found by Cheapflights users on 9/9. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/277:15 pmYOW - LAS
2 stops16h 53mWestJet
vie. 10/312:35 pmLAS - YOW
1 stop8h 47mWestJet
Deal found 9/9$272
This WestJet deal was found by Cheapflights users on 9/9. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/215:15 pmYOW - LAS
2 stops20h 25mWestJet
jue. 10/21:25 pmLAS - YOW
2 stops14h 20mWestJet
Deal found 9/9$273
This Air Canada deal was found by Cheapflights users on 9/11. 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.
mié. 12/37:45 amYOW - LAS
1 stop11h 14mAir Canada
mar. 12/94:45 pmLAS - YOW
1 stop10h 58mAir Canada
Deal found 9/11$274
This FlightHub deal was found by Cheapflights users on 9/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/2912:20 pmYOW - LAS
2 stops12h 09mWestJet
dom. 10/59:10 pmLAS - YOW
2 stops16h 09mWestJet
Deal found 9/9$275
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/223:35 pmYOW - LAS
1 stop8h 54mMultiple Airlines
lun. 9/299:10 pmLAS - YOW
1 stop14h 34mMultiple Airlines
Deal found 9/9$276
This FlightHub deal was found by Cheapflights users on 9/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/125:40 amYOW - LAS
1 stop9h 18mWestJet
dom. 12/1411:25 pmLAS - YOW
1 stop22h 17mWestJet
Deal found 9/11$277
This FlightHub deal was found by Cheapflights users on 9/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/55:40 amYOW - LAS
2 stops17h 35mWestJet
mar. 12/97:05 pmLAS - YOW
1 stop26h 35mWestJet
Deal found 9/9$278

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ottawa to California 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 septiembre 11, 2025.
Use the filters below to find and compare flights from Ottawa to California that are best for you.

Fly from

Ottawa

Fly to

California

Route

Depart

Return

Price

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

mié. 10/1

7:15 pm-9:46 pm

1 stop29h 31m

Los Angeles

dom. 10/5

7:00 am-6:45 am

1 stop20h 45m

$269

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

lun. 9/29

6:00 am-9:29 pm

1 stop18h 29m

Las Vegas Harry Reid Intl

vie. 10/3

12:35 pm-12:22 am

1 stop8h 47m

$272

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

dom. 9/21

5:15 pm-9:08 am

1 stop18h 53m

Las Vegas Harry Reid Intl

sáb. 10/4

1:25 pm-6:45 am

2 stops14h 20m

$273

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

lun. 11/3

11:10 am-11:52 pm

2 stops15h 42m

Las Vegas Harry Reid Intl

lun. 11/10

5:20 am-11:54 pm

2 stops15h 34m

$280

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

vie. 12/12

5:55 pm-11:25 pm

1 stop8h 30m

Las Vegas Harry Reid Intl

mar. 12/16

9:52 am-9:56 pm

1 stop9h 04m

$280

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

mié. 12/3

11:10 am-11:59 pm

2 stops15h 49m

Las Vegas Harry Reid Intl

mar. 12/9

12:59 am-5:12 pm

2 stops13h 13m

$280

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

mié. 12/3

3:10 pm-11:25 pm

1 stop11h 15m

Las Vegas Harry Reid Intl

lun. 12/8

11:59 pm-10:26 am

1 stop7h 27m

$280

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

mié. 10/1

7:50 am-8:21 pm

2 stops15h 31m

Los Angeles

mié. 10/8

7:00 am-12:22 am

2 stops14h 22m

$282

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

vie. 10/24

5:55 am-5:16 pm

2 stops14h 21m

Los Angeles

sáb. 11/1

5:45 pm-1:42 am

2 stops28h 57m

$282

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

vie. 1/30

5:40 am-7:50 pm

2 stops17h 10m

Los Angeles

dom. 2/8

12:15 pm-12:40 am

1 stop9h 25m

$282

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 60 results
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Best time to book a flight from Ottawa to California

Have a flexible travel schedule? Discover the best time to fly to California 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.

Cheapflights Insights

Everything you need to know about your flight from Ottawa to California

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

Currently, January is the cheapest month in which you can book a flight from Ottawa to California (average of $246). Flying from Ottawa to California in March is currently the most expensive (average of $325). 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 CA?

Find hourly flight availability from Ottawa to California. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 11, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ottawa to California as you normally would.

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

Reviews of airlines servicing California

Get insights into the airlines that provide service to California. 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 California. Reviews last updated septiembre 11, 2025.
Read through reviews of airlines operating flights from Ottawa to California, such as Porter Airlines, United Airlines, and WestJet. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
7.9
Good
363 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.0

Overall

7.9

Comfort

7.9

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
7.9
Good
363 reviews
Porter Airlines
7.9
Good
363 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.0

Overall

7.9

Comfort

7.9

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
United Airlines
7.4
Good
8,937 reviews
Porter Airlines
7.9
Good
363 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.0

Overall

7.9

Comfort

7.9

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
WestJet
7.2
Good
3,091 reviews
Porter Airlines
7.9
Good
363 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.0

Overall

7.9

Comfort

7.9

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Canada
7.1
Good
10,000 reviews
Porter Airlines
7.9
Good
363 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.0

Overall

7.9

Comfort

7.9

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

Related info for your journey

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

  • What airport do you fly from for flights from Ottawa to California?

    Ottawa (YOW) is the airport you will fly out of if you book a flight from Ottawa to California. It is only a 6.6 mi journey to Ottawa (YOW) from Ottawa’s city center.

  • How long is the flight from Ottawa to California?

    Departing from Ottawa to California will take you 8h 55m. Airlines will cover a distance of 2439 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at $113. Porter Airlines flights start at $128 while deals on United Airlines start at $281 one-way.

  • What are the most popular routes from Ottawa to California?

    Most travelers choose Ottawa - Las Vegas Harry Reid Intl, Ottawa - Los Angeles or Ottawa - San Francisco when deciding on the best route from Ottawa to California.

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

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

  • How can I find direct flights from Ottawa to California?

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

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

    Yes. Cheapflights offers flight deals from Ottawa to California 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 California?

    Currently, January is the cheapest month in which you can book a flight from Ottawa to California (average of $246). Flying from Ottawa to California in March is currently the most expensive (average of $325). 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

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Alternative routes for Ottawa to California

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Ottawa to California

Discover the top 4 airlines that operate flights from Ottawa to California. 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 septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$171Average$434FlexibilityNo cancel feeOn-time69%
WestJetCheapest$176Average$303FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$186Average$494FlexibilityNo cancel feeOn-time67%
Porter AirlinesCheapest$237Average$366FlexibilityNo cancel feeOn-time52%

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