Cheap flights from California to Ottawa from C$ 152

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 20/8. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — YOW
6 Aug — 13 Aug1
1 adult

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 1 August 2025.

Round-trip from

C$ 336

One-way from

C$ 152

Popular in

December

Cheapest in

May

Average price

C$ 491
WestJet
  • WestJet
  • 23/8-29/8
  • 3 total stops
  • 18h 23m total
  • California to Ottawa
20/8
  • 20/8
  • 1 total stop
  • 11h 33m total
  • California to Ottawa
Highest demand for flights based on searches. 26% potential increase in price (C$ 256 potential increase over avg. RT price).
Cheapest flight prices on average. 6% potential price decrease (C$ 46 potential savings vs. average RT price).
Average for round-trip flights in August 2025

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 1 August 2025.

Sat 23/82:00 p.m.LAX - YOW
1 stop7h 21mMultiple Airlines
Fri 29/86:10 a.m.YOW - LAX
2 stops11h 02mMultiple Airlines
Deal found 31/7C$ 336
Sat 23/82:00 p.m.LAX - YOW
1 stop7h 21mPorter Airlines
Wed 27/87:00 a.m.YOW - LAX
1 stop9h 00mPorter Airlines
Deal found 31/7C$ 354
Mon 1/97:40 p.m.LAX - YOW
1 stop17h 39mWestJet
Sat 6/912:20 p.m.YOW - LAX
2 stops12h 26mWestJet
Deal found 31/7C$ 417
Sun 24/810:50 p.m.LAX - YOW
1 stop12h 14mUnited Airlines
Fri 29/86:33 a.m.YOW - LAX
1 stop17h 27mUnited Airlines
Deal found 31/7C$ 425
Sat 13/96:20 p.m.LAS - YOW
1 stop9h 25mWestJet
Mon 15/912:20 p.m.YOW - LAS
2 stops12h 09mWestJet
Deal found 30/7C$ 432
Wed 1/1012:50 p.m.SFO - YOW
1 stop8h 50mMultiple Airlines
Wed 8/107:00 a.m.YOW - SFO
1 stop8h 23mMultiple Airlines
Deal found 29/7C$ 455
Sun 14/91:00 p.m.SAN - YOW
2 stops14h 45mWestJet
Sun 21/96:00 a.m.YOW - SAN
1 stop10h 20mWestJet
Deal found 31/7C$ 479
Tue 9/912:50 p.m.SFO - YOW
1 stop8h 50mWestJet
Mon 15/96:00 a.m.YOW - SFO
1 stop8h 54mWestJet
Deal found 31/7C$ 483
Sat 23/85:00 p.m.LAX - YOW
1 stop18h 04mSWISS
Fri 29/86:05 a.m.YOW - LAX
1 stop16h 39mSWISS
Deal found 31/7C$ 486
Mon 27/107:15 p.m.LAS - YOW
1 stop16h 29mMultiple Airlines
Wed 14/16:45 a.m.YOW - LAS
1 stop11h 02mMultiple Airlines
Deal found 30/7C$ 526
Wed 10/96:15 a.m.SAN - YOW
2 stops29h 29mMultiple Airlines
Wed 17/96:30 p.m.YOW - SAN
1 stop20h 38mMultiple Airlines
Deal found 30/7C$ 533
Sat 13/98:15 a.m.SJC - YOW
2 stops19h 30mMultiple Airlines
Sat 20/93:45 p.m.YOW - SJC
2 stops18h 35mMultiple Airlines
Deal found 30/7C$ 591

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 1 August 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

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Sat 23/8

2:00 p.m.-12:21 a.m.

1 stop7h 21m

Ottawa

Fri 29/8

6:10 a.m.-2:12 p.m.

2 stops11h 02m

C$ 336

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Sat 23/8

2:00 p.m.-12:21 a.m.

1 stop7h 21m

Ottawa

Wed 27/8

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

1 stop9h 00m

C$ 354

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Mon 1/9

7:40 p.m.-4:19 p.m.

1 stop17h 39m

Ottawa

Sat 6/9

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

2 stops12h 26m

C$ 417

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Sun 24/8

10:50 p.m.-2:04 p.m.

1 stop12h 14m

Ottawa

Fri 29/8

6:33 a.m.-9:00 p.m.

1 stop17h 27m

C$ 425

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Sat 13/9

6:20 p.m.-6:45 a.m.

1 stop9h 25m

Ottawa

Mon 15/9

12:20 p.m.-9:29 p.m.

2 stops12h 09m

C$ 432

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Fri 23/1

11:05 p.m.-10:10 a.m.

1 stop8h 05m

Ottawa

Fri 30/1

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

1 stop9h 57m

C$ 443

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Wed 1/10

12:50 p.m.-12:40 a.m.

1 stop8h 50m

Ottawa

Wed 8/10

7:00 a.m.-12:23 p.m.

1 stop8h 23m

C$ 455

San DiegoOttawa

SAN - YOW

SANYOW

San Diego

Sun 14/9

1:00 p.m.-6:45 a.m.

2 stops14h 45m

Ottawa

Sun 21/9

6:00 a.m.-1:20 p.m.

1 stop10h 20m

C$ 479

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Tue 9/9

12:50 p.m.-12:40 a.m.

1 stop8h 50m

Ottawa

Mon 15/9

6:00 a.m.-11:54 a.m.

1 stop8h 54m

C$ 483

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Sat 23/8

5:00 p.m.-2:04 p.m.

1 stop18h 04m

Ottawa

Fri 29/8

6:05 a.m.-7:44 p.m.

1 stop16h 39m

C$ 486

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/7

Showing 1-10 of 56 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, 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 1 August 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.

Reviews of airlines servicing Ottawa

Get insights into the airlines that provide service to Ottawa. 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 Ottawa. Reviews last updated 1 August 2025.
Read through reviews of airlines operating flights from California to Ottawa, such as Porter Airlines,Delta, andSWISS. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.6

Crew

8.7

Overall

8.0

Entertainment

7.0

Boarding

8.2

Comfort

8.0

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

Food

7.6

Crew

8.7

Overall

8.0

Entertainment

7.0

Boarding

8.2

Comfort

8.0

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
8.0
Very good

Food

7.6

Crew

8.7

Overall

8.0

Entertainment

7.0

Boarding

8.2

Comfort

8.0

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

Food

7.6

Crew

8.7

Overall

8.0

Entertainment

7.0

Boarding

8.2

Comfort

8.0

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

Food

7.6

Crew

8.7

Overall

8.0

Entertainment

7.0

Boarding

8.2

Comfort

8.0

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

Food

7.6

Crew

8.7

Overall

8.0

Entertainment

7.0

Boarding

8.2

Comfort

8.0

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 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.

  • 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 United Airlines (C$ 176), WestJet (C$ 185), and Air Canada (C$ 191).

  • What are the most popular routes from California to 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

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.

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 1 August 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 146AverageC$ 455FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 203AverageC$ 592FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 204AverageC$ 383FlexibilityNo 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 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.