Find flights
When to book
FAQs

Cheap flights from California to Ottawa from C$ 172

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 15/1. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — YOW
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

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 30 October 2025.

Round-trip from

C$ 420

One-way from

C$ 172

Popular in

December

Cheapest in

May

Average price

C$ 631
Air Canada
  • Air Canada
  • 12/2-19/2
  • 2 total stops
  • 19h 47m total
  • California to Ottawa
Search Deals
15/1
  • 15/1
  • 2 total stops
  • 20h 06m total
  • California to Ottawa
Search Deals
Highest demand for flights based on searches. 25% potential increase in price (C$ 250 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 49 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from California to Ottawa

Enter your travel dates to find the best prices.

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 30 October 2025.

Wed 3/1212:15 p.m.LAX - YOW
1 stop9h 25mWestJet
Mon 8/125:45 p.m.YOW - LAX
1 stop31h 18mWestJet
Deal found 30/10C$ 441
Fri 21/118:00 a.m.LAS - YOW
1 stop13h 40mMultiple Airlines
Sun 23/113:05 p.m.YOW - LAS
1 stop9h 57mMultiple Airlines
Deal found 30/10C$ 447
Fri 28/117:00 a.m.LAX - YOW
2 stops14h 42mWestJet
Sun 7/126:00 a.m.YOW - LAX
2 stops15h 32mWestJet
Deal found 28/10C$ 451
Thu 4/1212:15 p.m.LAX - YOW
1 stop9h 25mWestJet
Mon 8/125:40 a.m.YOW - LAX
2 stops14h 18mWestJet
Deal found 29/10C$ 454
Thu 4/1212:15 p.m.LAX - YOW
1 stop9h 25mWestJet
Sun 14/126:00 a.m.YOW - LAX
2 stops15h 32mWestJet
Deal found 29/10C$ 455
Sat 29/1110:15 a.m.SFO - YOW
1 stop25h 29mMultiple Airlines
Sat 6/124:20 p.m.YOW - SFO
2 stops42h 33mMultiple Airlines
Deal found 30/10C$ 469
Thu 4/121:40 p.m.LAX - YOW
1 stop8h 01mPorter Airlines
Mon 8/126:45 a.m.YOW - LAX
1 stop8h 51mPorter Airlines
Deal found 30/10C$ 471
Sat 29/1111:50 a.m.LAX - YOW
1 stop23h 54mMultiple Airlines
Mon 8/124:15 p.m.YOW - LAX
2 stops31h 56mMultiple Airlines
Deal found 28/10C$ 476
Tue 2/127:00 a.m.LAX - YOW
1 stop30h 53mWestJet
Tue 9/126:00 a.m.YOW - LAX
1 stop19h 03mWestJet
Deal found 29/10C$ 478
Thu 4/1212:15 p.m.LAX - YOW
1 stop9h 25mMultiple Airlines
Mon 8/124:15 p.m.YOW - LAX
2 stops33h 09mMultiple Airlines
Deal found 30/10C$ 479
Tue 2/1210:15 a.m.SFO - YOW
1 stop25h 29mMultiple Airlines
Sun 14/126:00 a.m.YOW - SFO
1 stop9h 12mMultiple Airlines
Deal found 29/10C$ 479
Fri 12/121:10 p.m.LAS - YOW
1 stop8h 32mMultiple Airlines
Fri 19/123:00 p.m.YOW - LAS
1 stop10h 02mMultiple Airlines
Deal found 28/10C$ 486

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 30 October 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

Thu 26/2

12:40 p.m.-12:41 a.m.

1 stop9h 01m

Ottawa

Thu 5/3

3:05 p.m.-10:42 p.m.

1 stop10h 37m

C$ 420

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Wed 3/12

12:15 p.m.-12:40 a.m.

1 stop9h 25m

Ottawa

Mon 8/12

5:45 p.m.-10:03 p.m.

1 stop31h 18m

C$ 441

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Fri 21/11

8:00 a.m.-12:40 a.m.

1 stop13h 40m

Ottawa

Sun 23/11

3:05 p.m.-10:02 p.m.

1 stop9h 57m

C$ 447

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Thu 26/2

11:25 p.m.-12:39 a.m.

1 stop22h 14m

Ottawa

Thu 5/3

5:40 a.m.-8:16 p.m.

2 stops17h 36m

C$ 451

SacramentoOttawa

SMF - YOW

SMFYOW

Sacramento Intl

Tue 10/3

11:55 p.m.-10:26 a.m.

1 stop7h 31m

Ottawa

Wed 11/3

2:15 p.m.-9:04 p.m.

1 stop9h 49m

C$ 466

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Thu 15/1

11:50 a.m.-6:21 p.m.

2 stops27h 31m

Ottawa

Sun 18/1

5:40 a.m.-6:32 p.m.

2 stops15h 52m

C$ 472

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Tue 2/12

7:00 a.m.-4:53 p.m.

1 stop30h 53m

Ottawa

Tue 9/12

6:00 a.m.-10:03 p.m.

1 stop19h 03m

C$ 478

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Fri 12/12

1:10 p.m.-12:42 a.m.

1 stop8h 32m

Ottawa

Fri 19/12

3:00 p.m.-10:02 p.m.

1 stop10h 02m

C$ 486

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Thu 27/11

1:00 p.m.-12:40 a.m.

1 stop8h 40m

Ottawa

Thu 4/12

6:00 a.m.-12:12 p.m.

1 stop9h 12m

C$ 489

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Thu 12/2

9:15 p.m.-6:23 p.m.

2 stops18h 08m

Ottawa

Thu 19/2

5:40 a.m.-8:16 p.m.

2 stops17h 36m

C$ 492

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/10

Showing 1-10 of 60 results
1
2
3
...
6

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, May is the cheapest month in which you can book a flight from California to Ottawa (average of C$ 148). Flying from California to Ottawa in November is currently the most expensive (average of C$ 260). 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 30 October 2025.

One of the essential ways to save on airfare from California to Ottawa is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 36% on airfare.

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 Porter Airlines, WestJet, and United Airlines fly from California to Ottawa in about 7h 31m. The time it takes to get you to your destination can typically vary by up to 1h 54m. There are 3809 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$ 209), United Airlines (C$ 215), and Porter Airlines (C$ 229).

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

    The most popular flight routes from California to Ottawa are Los Angeles - Ottawa, San Francisco - Ottawa and San Diego - 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, May is the cheapest month in which you can book a flight from California to Ottawa (average of C$ 148). Flying from California to Ottawa in November is currently the most expensive (average of C$ 260). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for California to Ottawa

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Pearson Intl flights
Newark to Pearson Intl flights
LaGuardia to Pearson Intl flights
Newark to Toronto Island flights
Los Angeles to Pearson Intl flights
Newark to Pierre Elliott Trudeau Intl flights
San Francisco to Pearson Intl flights
John F Kennedy Intl to Pierre Elliott Trudeau Intl flights
LaGuardia to Pierre Elliott Trudeau Intl flights
Boston to Pearson Intl flights
O'Hare Intl to Pearson Intl flights
Reagan-National to Pearson Intl flights
Dallas/Fort Worth to Pearson Intl flights
Boston to Toronto Island flights
Boston to Pierre Elliott Trudeau Intl flights
Fort Lauderdale to Pierre Elliott Trudeau Intl flights
Dulles Intl to Pierre Elliott Trudeau Intl flights
Los Angeles to Pierre Elliott Trudeau Intl flights
Reagan-National to Pierre Elliott Trudeau Intl flights
Dulles Intl to Pearson Intl flights
Atlanta to Pearson Intl flights
O'Hare Intl to Pierre Elliott Trudeau Intl flights
Dulles Intl to Toronto Island flights
Seattle to Pearson Intl flights
Fort Lauderdale to Pearson Intl flights
San Francisco to Pierre Elliott Trudeau Intl flights
Minneapolis to Pearson Intl flights
Los Angeles to Toronto Island flights
Hobby to Pearson Intl flights
Sky Harbor Intl to Pearson Intl flights
Denver to Pearson Intl flights
Midway to Toronto Island flights
Baltimore to Pearson Intl flights
Philadelphia to Pearson Intl flights
Orlando to Pearson Intl flights
Tampa to Pearson Intl flights
George Bush Intcntl to Pearson Intl flights
Raleigh to Pearson Intl flights
San Diego to Pearson Intl flights
Dallas/Fort Worth to Pierre Elliott Trudeau Intl flights
Ontario to Pearson Intl flights
Midway to Pearson Intl flights
Minneapolis to Pierre Elliott Trudeau Intl flights
Charlotte to Pearson Intl flights
Nashville to Pearson Intl flights
Hobby to Pierre Elliott Trudeau Intl flights
Baltimore to Pierre Elliott Trudeau Intl flights
Miami to Pierre Elliott Trudeau Intl flights
Charlotte to Pierre Elliott Trudeau Intl flights
San Francisco to Toronto Island flights

Top 2 airlines flying from California to Ottawa

Discover the top 2 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 30 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 148AverageC$ 496FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 386AverageC$ 583FlexibilityNo 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.