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Cheap flights from Ottawa to California from C$ 190

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 27/9. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — LAX
19 Aug — 26 Aug1
1 adult

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 14 August 2025.

Round-trip from

C$ 324

One-way from

C$ 190

Popular in

December

Cheapest in

May

Average price

C$ 378
United Airlines
  • United Airlines
  • 30/8-2/9
  • 2 total stops
  • 17h 59m total
  • Ottawa to California
Search Deals
WestJet
  • WestJet
  • 27/9
  • 1 total stop
  • 8h 44m total
  • Ottawa to California
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 98 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

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 14 August 2025.

Thu 28/86:00 a.m.YOW - LAX
1 stop8h 07mAir Canada
Wed 3/910:30 p.m.LAX - YOW
1 stop8h 55mAir Canada
Deal found 12/8C$ 320
Sat 30/86:33 a.m.YOW - LAX
1 stop9h 53mUnited Airlines
Tue 2/96:00 a.m.LAX - YOW
1 stop8h 06mUnited Airlines
Deal found 14/8C$ 324
Thu 28/82:25 p.m.YOW - LAX
1 stop8h 15mAir Canada
Thu 4/910:30 p.m.LAX - YOW
1 stop8h 54mAir Canada
Deal found 13/8C$ 325
Sat 30/86:00 a.m.YOW - LAX
1 stop8h 07mAir Canada
Tue 2/98:40 p.m.LAX - YOW
1 stop16h 32mAir Canada
Deal found 13/8C$ 331
Thu 28/85:15 p.m.YOW - LAX
2 stops21h 30mWestJet
Wed 3/912:35 p.m.LAX - YOW
2 stops15h 10mWestJet
Deal found 12/8C$ 332
Thu 28/86:10 a.m.YOW - LAX
2 stops18h 37mWestJet
Thu 4/912:35 p.m.LAX - YOW
2 stops15h 10mWestJet
Deal found 13/8C$ 345
Wed 10/912:20 p.m.YOW - LAX
2 stops12h 26mWestJet
Wed 17/96:05 p.m.LAX - YOW
1 stop9h 40mWestJet
Deal found 13/8C$ 346
Thu 2/103:45 p.m.YOW - LAS
1 stop8h 44mWestJet
Sun 5/107:30 p.m.LAS - YOW
1 stop13h 02mWestJet
Deal found 12/8C$ 356
Thu 13/116:00 a.m.YOW - LAS
2 stops17h 15mWestJet
Tue 18/118:00 a.m.LAS - YOW
2 stops13h 42mWestJet
Deal found 12/8C$ 357
Tue 9/96:00 a.m.YOW - LAS
1 stop14h 34mWestJet
Fri 12/912:35 p.m.LAS - YOW
1 stop8h 47mWestJet
Deal found 11/8C$ 358
Mon 1/95:05 p.m.YOW - LAS
1 stop7h 45mPorter Airlines
Fri 5/912:20 p.m.LAS - YOW
1 stop9h 01mPorter Airlines
Deal found 12/8C$ 360
Fri 5/125:40 a.m.YOW - LAS
1 stop9h 18mWestJet
Sun 7/128:00 a.m.LAS - YOW
2 stops13h 42mWestJet
Deal found 14/8C$ 361

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 629,999 searches. Data last updated 14 August 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

Sat 30/8

6:33 a.m.-1:26 p.m.

1 stop9h 53m

Los Angeles

Tue 2/9

6:00 a.m.-5:06 p.m.

1 stop8h 06m

C$ 324

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Thu 28/8

2:25 p.m.-7:40 p.m.

1 stop8h 15m

Los Angeles

Thu 4/9

10:30 p.m.-10:24 a.m.

1 stop8h 54m

C$ 325

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Sat 30/8

6:00 a.m.-11:07 a.m.

1 stop8h 07m

Los Angeles

Tue 2/9

8:40 p.m.-4:12 p.m.

1 stop16h 32m

C$ 331

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Thu 28/8

6:05 a.m.-2:06 p.m.

1 stop11h 01m

Los Angeles

Tue 2/9

4:13 p.m.-9:11 a.m.

2 stops13h 58m

C$ 335

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Thu 28/8

6:33 a.m.-6:03 p.m.

1 stop14h 30m

Los Angeles

Mon 1/9

11:00 p.m.-9:58 a.m.

1 stop7h 58m

C$ 335

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Thu 28/8

6:10 a.m.-9:47 p.m.

2 stops18h 37m

Los Angeles

Thu 4/9

12:35 p.m.-6:45 a.m.

2 stops15h 10m

C$ 345

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Sun 1/2

6:00 a.m.-6:30 p.m.

2 stops15h 30m

Los Angeles

Sun 8/2

12:20 p.m.-12:45 a.m.

1 stop9h 25m

C$ 345

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Wed 10/9

12:20 p.m.-9:46 p.m.

2 stops12h 26m

Los Angeles

Wed 17/9

6:05 p.m.-6:45 a.m.

1 stop9h 40m

C$ 346

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Fri 29/8

6:10 a.m.-6:55 p.m.

1 stop15h 45m

Los Angeles

Sat 6/9

6:05 p.m.-6:45 a.m.

1 stop9h 40m

C$ 346

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Sun 7/9

7:50 a.m.-6:09 p.m.

2 stops13h 19m

Los Angeles

Fri 12/9

11:40 a.m.-12:40 a.m.

1 stop10h 00m

C$ 347

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/8

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, May is the cheapest month in which you can book a flight from Ottawa to California (average of C$ 232). Flying from Ottawa to California in March is currently the most expensive (average of C$ 298). 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 14 August 2025.

When flying from Ottawa to California, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 14 August 2025.
Check out reviews from past customers who have flown with Porter Airlines,United Airlines, andWestJet from Ottawa to California to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
332 reviews
Check prices

Food

7.6

Comfort

8.0

Entertainment

7.0

Overall

8.0

Crew

8.7

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
Porter Airlines
8.0
Very good
332 reviews
Porter Airlines
8.0
Very good
332 reviews
Check prices

Food

7.6

Comfort

8.0

Entertainment

7.0

Overall

8.0

Crew

8.7

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
United Airlines
7.4
Good
8,915 reviews
Porter Airlines
8.0
Very good
332 reviews
Check prices

Food

7.6

Comfort

8.0

Entertainment

7.0

Overall

8.0

Crew

8.7

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
WestJet
7.2
Good
3,015 reviews
Porter Airlines
8.0
Very good
332 reviews
Check prices

Food

7.6

Comfort

8.0

Entertainment

7.0

Overall

8.0

Crew

8.7

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
Air Canada
7.1
Good
9,956 reviews
Porter Airlines
8.0
Very good
332 reviews
Check prices

Food

7.6

Comfort

8.0

Entertainment

7.0

Overall

8.0

Crew

8.7

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience

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?

    Most people fly from Ottawa (YOW) if they book a flight from Ottawa to California. Ottawa is conveniently located just 10.6 km from Ottawa’s city centre.

  • 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 C$ 190. Air Canada flights start at C$ 196 while deals on Porter Airlines start at C$ 204 one-way.

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

    The most popular flight routes from Ottawa to California are Ottawa - Las Vegas Harry Reid Intl, Ottawa - Los Angeles and Ottawa - San Francisco.

  • 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, May is the cheapest month in which you can book a flight from Ottawa to California (average of C$ 232). Flying from Ottawa to California in March is currently the most expensive (average of C$ 298). 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 629,999 searches. Data last updated 14 August 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 242AverageC$ 417FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Porter AirlinesCheapestC$ 305AverageC$ 475FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 311AverageC$ 797FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 326AverageC$ 732FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ottawa to California?

Cheapflights helps you search for flights from Ottawa to California via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights simply makes it quick and affordable to book flights from Ottawa to California by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights to California from Ottawa shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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