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$135+ 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 4/11. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — LAX
Apr 10 — Apr 171
Fri 4/10
Fri 4/17
1 adult, Economy
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Cheap 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 March 11, 2026.

This oojo deal was found by Cheapflights users on 3/6. 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.
Thu 4/165:40 am
YOW
-
LAS
2 stops11h 18m
WestJet
Wed 4/228:05 am
LAS
-
YOW
2 stops13h 34m
WestJet
Deal found 3/6$272
This WestJet deal was found by Cheapflights users on 3/10. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/311:20 pm
YOW
-
LAS
1 stop11h 20m
WestJet
Thu 6/45:35 pm
LAS
-
YOW
2 stops18h 45m
WestJet
Deal found 3/10$278
This Trip.com deal was found by Cheapflights users on 3/10. 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.
Mon 4/139:00 am
YOW
-
LAS
2 stops14h 16m
WestJet
Sat 4/188:05 am
LAS
-
YOW
2 stops13h 34m
WestJet
Deal found 3/10$280
This oojo deal was found by Cheapflights users on 3/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/205:40 am
YOW
-
LAS
2 stops15h 33m
WestJet
Fri 4/248:05 am
LAS
-
YOW
2 stops13h 34m
WestJet
Deal found 3/10$281
This oojo deal was found by Cheapflights users on 3/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/17:20 am
YOW
-
SAN
1 stop9h 50m
WestJet
Sat 5/93:30 pm
SAN
-
YOW
1 stop11h 05m
WestJet
Deal found 3/11$289
This Air Canada deal was found by Cheapflights users on 3/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/13:20 pm
YOW
-
LAS
1 stop10h 04m
Air Canada
Sun 7/511:25 pm
LAS
-
YOW
1 stop9h 05m
Air Canada
Deal found 3/10$294
This FlightHub deal was found by Cheapflights users on 3/7. 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.
Sun 4/195:40 am
YOW
-
LAS
1 stop19h 32m
WestJet
Wed 4/228:05 am
LAS
-
YOW
2 stops13h 34m
WestJet
Deal found 3/7$298
This Trip.com deal was found by Cheapflights users on 3/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/195:40 am
YOW
-
LAS
1 stop19h 32m
WestJet
Fri 4/248:05 am
LAS
-
YOW
2 stops13h 34m
WestJet
Deal found 3/9$299
This oojo deal was found by Cheapflights users on 3/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/75:40 am
YOW
-
LAS
2 stops15h 33m
WestJet
Wed 4/158:05 am
LAS
-
YOW
2 stops13h 34m
WestJet
Deal found 3/10$301
This Kiwi.com deal was found by Cheapflights users on 3/6. 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.
Tue 4/216:00 am
YOW
-
LAS
1 stop18h 33m
WestJet
Tue 4/281:20 pm
LAS
-
YOW
2 stops13h 15m
WestJet
Deal found 3/6$303
This Trip.com deal was found by Cheapflights users on 3/7. 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.
Thu 4/3012:25 pm
YOW
-
SFO
2 stops12h 30m
WestJet
Tue 5/56:00 am
SFO
-
YOW
1 stop8h 15m
WestJet
Deal found 3/7$306
This Kiwi.com deal was found by Cheapflights users on 3/8. 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.
Thu 5/712:25 pm
YOW
-
SFO
2 stops12h 30m
WestJet
Mon 5/186:00 am
SFO
-
YOW
1 stop8h 15m
WestJet
Deal found 3/8$311

Find flight deals from Ottawa to California

Keep the following information in mind while searching for Ottawa to California flight deals. Data was last updated March 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$196
(oojo)

One-way from

$135
(oojo)

Popular in

December

Cheapest in

May

Average price

$402
Provider with most accurate pricing for Ottawa-Los Angeles Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ottawa-Los Angeles Los Angeles flights.
Search Deals
From Ottawa to California
Search Deals
One-way flight from Ottawa to California
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($77 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 March 11, 2026.
Use the filters below to find and compare flights from Ottawa to California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Sat 5/30

10:44 am-7:57 pm

2 stops12h 13m

Las Vegas Harry Reid Intl

Thu 6/4

3:33 pm-1:59 pm

2 stops19h 26m

$320

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Wed 5/27

6:15 pm-9:55 pm

2 stops30h 40m

San Francisco

Sat 6/6

6:05 pm-5:35 am

1 stop8h 30m

$330

OttawaSan Jose

YOW - SJC

YOWSJC

Ottawa

Fri 4/24

5:25 pm-10:41 pm

1 stop8h 16m

San Jose

Tue 4/28

3:45 pm-1:59 pm

2 stops19h 14m

$336

OttawaSan Jose

YOW - SJC

YOWSJC

Ottawa

Wed 4/29

5:25 pm-10:41 pm

1 stop8h 16m

San Jose

Sat 5/2

2:33 pm-1:59 pm

2 stops20h 26m

$338

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Wed 6/3

6:55 am-4:40 pm

2 stops12h 45m

San Francisco

Sat 6/6

6:05 pm-5:35 am

1 stop8h 30m

$351

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Fri 5/15

6:15 pm-9:55 pm

2 stops30h 40m

San Francisco

Sun 5/24

6:00 am-12:30 pm

2 stops27h 30m

$353

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Thu 4/30

4:15 pm-12:00 pm

1 stop22h 45m

San Francisco

Wed 5/6

1:00 pm-5:15 pm

1 stop25h 15m

$359

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Tue 8/11

6:00 am-12:55 pm

1 stop9h 55m

Las Vegas Harry Reid Intl

Fri 8/14

1:20 pm-5:35 am

2 stops13h 15m

$366

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Tue 4/28

6:25 am-1:33 pm

1 stop10h 08m

Los Angeles Los Angeles

Wed 4/29

11:02 pm-5:07 pm

1 stop15h 05m

$374

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Thu 4/9

10:44 am-5:23 pm

1 stop9h 39m

Los Angeles Los Angeles

Tue 4/14

10:35 pm-2:22 pm

1 stop12h 47m

$374

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/6

Showing 1-10 of 60 resultsSorted by cheapest first
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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 March is currently the most expensive (average of $248). 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.

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 March 11, 2026.
Read through reviews of airlines operating flights from Ottawa to California, such as Porter Airlines,United Airlines, andWestJet. 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
423 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.2

Entertainment

7.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Porter Airlines
8.0
Very good
423 reviews
Porter Airlines
8.0
Very good
423 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.2

Entertainment

7.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
United Airlines
7.4
Good
9,413 reviews
Porter Airlines
8.0
Very good
423 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.2

Entertainment

7.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
WestJet
7.2
Good
3,288 reviews
Porter Airlines
8.0
Very good
423 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.2

Entertainment

7.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Air Canada
7.1
Good
10,800 reviews
Porter Airlines
8.0
Very good
423 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.2

Entertainment

7.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.

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 12h 13m. 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 WestJet, which is currently one of the cheapest options available, starting at $123. Air Canada flights start at $131 while deals on United Airlines start at $132 one-way.

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

    Most travelers choose Ottawa - Las Vegas Harry Reid Intl, Ottawa - Los Angeles 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 March is currently the most expensive (average of $248). 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 March 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$102Average$590FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$142Average$498FlexibilityNo cancel feeOn-time69%
WestJetCheapest$176Average$287FlexibilityNo cancel feeOn-time60%
Porter AirlinesCheapest$226Average$405FlexibilityNo cancel feeOn-time52%

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