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Cheap flights from California to Ottawa from C$ 115

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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — YOW
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheap flight deals from California to Ottawa

Keep the following information in mind while searching for California to Ottawa flight deals. Data was last updated 15 September 2025.

Round-trip from

C$ 256

One-way from

C$ 115

Popular in

December

Cheapest in

May

Average price

C$ 547
WestJet
  • WestJet
  • 8/10-12/10
  • 2 total stops
  • 17h 31m total
  • California to Ottawa
Search Deals
WestJet
  • WestJet
  • 8/10
  • 1 total stop
  • 8h 20m total
  • California to Ottawa
Search Deals
Highest demand for flights based on searches. 26% potential increase in price (C$ 255 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from California to Ottawa

Cheapest flights from California to Ottawa
Explore the most affordable flight options available from California to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Wed 8/1012:35 p.m.LAS - YOW
1 stop8h 47mWestJet
Sun 12/103:45 p.m.YOW - LAS
1 stop8h 44mWestJet
Deal found 13/9C$ 256
Tue 7/1012:35 p.m.LAX - YOW
2 stops15h 10mMultiple Airlines
Tue 14/107:00 a.m.YOW - LAX
1 stop9h 00mMultiple Airlines
Deal found 14/9C$ 258
Sun 28/96:05 p.m.LAX - YOW
1 stop9h 40mMultiple Airlines
Tue 7/106:00 a.m.YOW - LAX
1 stop8h 05mMultiple Airlines
Deal found 14/9C$ 275
Sun 28/97:00 a.m.LAX - YOW
2 stops14h 22mWestJet
Tue 7/103:35 p.m.YOW - LAX
1 stop9h 11mWestJet
Deal found 14/9C$ 279
Wed 15/106:55 p.m.LAX - YOW
1 stop18h 24mWestJet
Fri 17/105:55 a.m.YOW - LAX
2 stops14h 21mWestJet
Deal found 15/9C$ 294
Fri 17/107:00 a.m.LAX - YOW
2 stops14h 22mWestJet
Tue 21/105:55 a.m.YOW - LAX
2 stops14h 21mWestJet
Deal found 15/9C$ 297
Tue 7/1012:35 p.m.LAX - YOW
2 stops15h 10mWestJet
Wed 15/107:15 p.m.YOW - LAX
2 stops28h 06mWestJet
Deal found 14/9C$ 303
Thu 16/109:10 p.m.LAX - YOW
2 stops16h 09mWestJet
Sun 19/105:55 a.m.YOW - LAX
2 stops14h 21mWestJet
Deal found 14/9C$ 307
Tue 7/1010:30 p.m.LAX - YOW
1 stop7h 30mAir Canada
Wed 15/106:00 a.m.YOW - LAX
1 stop8h 05mAir Canada
Deal found 14/9C$ 320
Wed 19/118:00 a.m.LAS - YOW
2 stops13h 42mWestJet
Mon 24/115:40 a.m.YOW - LAS
2 stops17h 35mWestJet
Deal found 13/9C$ 326
Sat 22/118:00 a.m.LAS - YOW
2 stops13h 42mWestJet
Mon 24/116:00 a.m.YOW - LAS
2 stops17h 15mWestJet
Deal found 14/9C$ 340
Sat 22/118:00 a.m.LAS - YOW
2 stops13h 42mWestJet
Sun 30/115:40 a.m.YOW - LAS
2 stops15h 59mWestJet
Deal found 14/9C$ 350

Cheapflights Fare Finder

 
Customize your flight search to find flights from California to Ottawa 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 15 September 2025.
Use the filters below to find and compare flights from California to Ottawa that are best for you.

Fly from

California

Fly to

Ottawa

Route

Depart

Return

Price

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Wed 8/10

12:35 p.m.-12:22 a.m.

1 stop8h 47m

Ottawa

Sun 12/10

3:45 p.m.-9:29 p.m.

1 stop8h 44m

C$ 256

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Tue 7/10

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

2 stops15h 10m

Ottawa

Tue 14/10

7:00 a.m.-1:00 p.m.

1 stop9h 00m

C$ 258

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Sun 28/9

7:00 a.m.-12:22 a.m.

2 stops14h 22m

Ottawa

Tue 7/10

5:55 a.m.-5:16 p.m.

2 stops14h 21m

C$ 291

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Wed 15/10

6:55 p.m.-4:19 p.m.

1 stop18h 24m

Ottawa

Fri 17/10

5:55 a.m.-5:16 p.m.

2 stops14h 21m

C$ 294

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Tue 7/10

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

2 stops15h 10m

Ottawa

Wed 15/10

7:15 p.m.-10:52 a.m.

1 stop18h 37m

C$ 316

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Tue 7/10

10:30 p.m.-9:00 a.m.

1 stop7h 30m

Ottawa

Wed 15/10

6:00 a.m.-11:05 a.m.

1 stop8h 05m

C$ 320

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Sat 27/9

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

1 stop9h 40m

Ottawa

Mon 6/10

7:15 p.m.-11:43 a.m.

2 stops19h 28m

C$ 323

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Thu 16/10

4:30 p.m.-9:58 a.m.

1 stop14h 28m

Ottawa

Sun 19/10

2:40 p.m.-9:35 p.m.

1 stop9h 55m

C$ 326

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Wed 19/11

8:00 a.m.-12:42 a.m.

2 stops13h 42m

Ottawa

Mon 24/11

5:40 a.m.-8:15 p.m.

2 stops17h 35m

C$ 326

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Fri 17/10

7:00 a.m.-12:22 a.m.

2 stops14h 22m

Ottawa

Tue 21/10

7:15 p.m.-9:46 p.m.

1 stop29h 31m

C$ 327

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/9

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

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

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

Currently, October is the cheapest month in which you can book a flight from California to Ottawa (average of C$ 224). Flying from California to Ottawa in December is currently the most expensive (average of C$ 326). 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 CA to YOW?

Find hourly flight availability from California to Ottawa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 September 2025.

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

Related info for your journey

Find useful and relevant information for your journey from California to Ottawa. 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 into for flights to Ottawa from California?

    If you book a flight to Ottawa from California, you will be flying to Ottawa, which is the city’s only airport. Ottawa (YOW) is located 10.6 km from the centre of Ottawa.

  • How long is the flight from California to Ottawa?

    Airlines like WestJet, United Airlines, and Air Canada fly from California to Ottawa in about 7h 43m. The time it takes to get you to your destination can typically vary by up to 12h 58m. There are 3677 km between California and Ottawa. This flight may include one or multiple stops.

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

    The cheapest airlines for a one-way flight from California to Ottawa are WestJet (C$ 126), Air Canada (C$ 127), and Porter Airlines (C$ 182).

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

    The most popular flight routes from California to Ottawa are San Francisco - Ottawa, Los Angeles - Ottawa and Sacramento Intl - Ottawa.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from California to Ottawa (average of C$ 224). Flying from California to Ottawa in December is currently the most expensive (average of C$ 326). 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

Travelling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Brockville
Smiths Falls
Perth
Prescott
Pembroke
Wakefield

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Alternative routes for California to Ottawa

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from California to Ottawa

Discover the top 3 airlines that operate flights from California to Ottawa. 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 15 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 146AverageC$ 490FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
United AirlinesCheapestC$ 204AverageC$ 382FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 322AverageC$ 570FlexibilityNo cancel feeOn-time67%
Search Air Canada 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 California to Ottawa?

Cheapflights makes it easy to find California to Ottawa flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights simply makes it quick and affordable to book flights from California to Ottawa 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 California to Ottawa with no change fees?

Certainly. Search results for flights to Ottawa from California 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 California to Ottawa become cheaper?

Of course! You can now track prices for flights from California to Ottawa and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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