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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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — LAX
nov. 27 — dic. 41
jue. 11/27
jue. 12/4
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 octubre 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$256
(FlightHub)

One-way from

$113
(Mytrip)

Popular in

December

Cheapest in

May

Average price

$303
Provider with most accurate pricing for Ottawa-Los Angeles flight deals.
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Provider most trusted by Cheapflights users for Ottawa-Los Angeles flights.
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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. 16% potential increase in price ($58 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 October 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 octubre 28, 2025.

This FlightHub deal was found by Cheapflights users on 10/28. 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. 11/215:40 amYOW - LAS
1 stop9h 18mWestJet
vie. 11/281:10 pmLAS - YOW
1 stop8h 32mWestJet
Deal found 10/28$255
This Trip.com deal was found by Cheapflights users on 10/27. 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.
vie. 11/285:40 amYOW - LAS
1 stop9h 18mWestJet
vie. 12/58:00 amLAS - YOW
2 stops13h 42mWestJet
Deal found 10/27$257
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
jue. 12/45:40 amYOW - LAS
1 stop9h 18mWestJet
dom. 12/71:10 pmLAS - YOW
1 stop8h 32mWestJet
Deal found 10/27$262
This Trip.com deal was found by Cheapflights users on 10/27. 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.
lun. 12/15:40 amYOW - LAS
2 stops17h 35mWestJet
vie. 12/58:00 amLAS - YOW
2 stops13h 42mWestJet
Deal found 10/27$275
This FlightHub deal was found by Cheapflights users on 10/27. 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.
mar. 12/25:45 pmYOW - LAS
2 stops21h 34mWestJet
vie. 12/51:10 pmLAS - YOW
2 stops32h 30mWestJet
Deal found 10/27$277
This Vliegwinkel deal was found by Cheapflights users on 10/27. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/242:50 pmYOW - LAX
1 stop10h 25mAir Canada
mar. 12/26:10 pmLAX - YOW
1 stop9h 33mAir Canada
Deal found 10/27$327
This oojo deal was found by Cheapflights users on 10/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/256:00 amYOW - LAX
1 stop19h 03mWestJet
mar. 12/212:15 pmLAX - YOW
2 stops33h 27mWestJet
Deal found 10/28$331
This FlightHub deal was found by Cheapflights users on 10/28. 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. 12/46:45 amYOW - SFO
1 stop8h 55mPorter Airlines
lun. 12/81:40 pmSFO - YOW
1 stop8h 01mPorter Airlines
Deal found 10/28$332
This Kiwi.com deal was found by Cheapflights users on 10/26. 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. 12/34:15 pmYOW - LAX
1 stop21h 43mMultiple Airlines
lun. 12/810:50 amLAX - YOW
1 stop24h 54mMultiple Airlines
Deal found 10/26$337
This oojo deal was found by Cheapflights users on 10/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/26:00 amYOW - SFO
1 stop9h 12mWestJet
mar. 12/91:00 pmSFO - YOW
2 stops32h 42mWestJet
Deal found 10/28$338
This oojo deal was found by Cheapflights users on 10/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/275:40 amYOW - LAX
2 stops14h 18mWestJet
jue. 12/412:15 pmLAX - YOW
1 stop9h 25mWestJet
Deal found 10/27$338
This Trip.com deal was found by Cheapflights users on 10/28. 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. 12/176:45 amYOW - SFO
1 stop8h 55mPorter Airlines
mié. 1/71:40 pmSFO - YOW
1 stop8h 01mPorter Airlines
Deal found 10/28$339

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 octubre 28, 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

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

vie. 11/28

5:40 am-11:58 am

1 stop9h 18m

Las Vegas Harry Reid Intl

vie. 12/5

8:00 am-12:40 am

1 stop13h 40m

$299

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

lun. 11/17

5:55 pm-10:25 am

1 stop19h 30m

Las Vegas Harry Reid Intl

jue. 11/20

11:30 pm-11:18 am

1 stop8h 48m

$300

OttawaSan Jose

YOW - SJC

YOWSJC

Ottawa

mar. 2/24

9:45 am-9:06 pm

2 stops14h 21m

San Jose

mié. 2/25

8:50 am-10:26 am

2 stops22h 36m

$301

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

mié. 12/3

5:45 pm-8:15 pm

2 stops29h 30m

Las Vegas Harry Reid Intl

dom. 12/7

1:10 pm-12:42 am

1 stop8h 32m

$305

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

vie. 12/5

2:17 pm-9:52 pm

1 stop10h 35m

Las Vegas Harry Reid Intl

lun. 12/8

11:59 pm-10:26 am

1 stop7h 27m

$308

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

mié. 12/10

11:10 am-8:01 pm

2 stops11h 51m

Las Vegas Harry Reid Intl

vie. 12/12

12:59 am-9:18 pm

2 stops17h 19m

$308

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

sáb. 12/13

3:10 pm-9:10 pm

1 stop9h 00m

Las Vegas Harry Reid Intl

dom. 12/14

11:59 pm-10:26 am

1 stop7h 27m

$308

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

mié. 12/3

3:10 pm-11:25 pm

1 stop11h 15m

Las Vegas Harry Reid Intl

dom. 12/7

11:59 pm-10:26 am

1 stop7h 27m

$308

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

jue. 12/11

11:10 am-8:01 pm

2 stops11h 51m

Las Vegas Harry Reid Intl

lun. 12/15

12:59 am-5:12 pm

2 stops13h 13m

$308

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

jue. 12/11

11:10 am-11:59 pm

2 stops15h 49m

Las Vegas Harry Reid Intl

lun. 12/15

11:59 pm-10:26 am

1 stop7h 27m

$308

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

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 $131). Flying from Ottawa to California in November is currently the most expensive (average of $228). 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 octubre 28, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 31% on flights from Ottawa to California by exploring options for tickets in the evening.

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 octubre 28, 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
8.0
Very good
384 reviews

Boarding

8.2

Entertainment

7.0

Crew

8.6

Comfort

8.0

Overall

8.0

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
8.0
Very good
384 reviews
Porter Airlines
8.0
Very good
384 reviews

Boarding

8.2

Entertainment

7.0

Crew

8.6

Comfort

8.0

Overall

8.0

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
8,996 reviews
Porter Airlines
8.0
Very good
384 reviews

Boarding

8.2

Entertainment

7.0

Crew

8.6

Comfort

8.0

Overall

8.0

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
3,148 reviews
Porter Airlines
8.0
Very good
384 reviews

Boarding

8.2

Entertainment

7.0

Crew

8.6

Comfort

8.0

Overall

8.0

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
10,370 reviews
Porter Airlines
8.0
Very good
384 reviews

Boarding

8.2

Entertainment

7.0

Crew

8.6

Comfort

8.0

Overall

8.0

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 9h 18m. Airlines will cover a distance of 2139 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 Porter Airlines, which is currently one of the cheapest options available, starting at $144. WestJet flights start at $166 while deals on United Airlines start at $178 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 $131). Flying from Ottawa to California in November is currently the most expensive (average of $228). 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 octubre 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$171Average$447FlexibilityNo cancel feeOn-time69%
WestJetCheapest$176Average$303FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$204Average$485FlexibilityNo cancel feeOn-time67%
Porter AirlinesCheapest$238Average$377FlexibilityNo cancel feeOn-time52%

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