HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ottawa

$98+ Cheap flights from California to Ottawa (YOW)

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 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — YOW
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from California to Ottawa with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 May 1, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$252
(Kiwi.com)

One-way from

$98
(Trip.com)

Popular in

December

Cheapest in

February

Average price

$417
Provider with most accurate pricing for Los Angeles-Ottawa flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Ottawa flights.
Search Deals
From California to Ottawa
Search Deals
One-way flight from California to Ottawa
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($86 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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 May 1, 2025.

This Trip.com deal was found by Cheapflights users on 4/30. 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 8/33:00 pmLAX - YOW
2 stops11h 25mWestJet
Sat 8/96:10 amYOW - LAX
2 stops11h 02mWestJet
Deal found 4/30$225
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Fri 7/182:00 pmLAX - YOW
1 stop7h 21mMultiple Airlines
Tue 8/512:20 pmYOW - LAX
2 stops11h 03mMultiple Airlines
Deal found 4/30$265
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 6/266:20 pmLAS - YOW
1 stop9h 25mWestJet
Mon 6/305:45 amYOW - LAS
1 stop9h 48mWestJet
Deal found 4/30$284
This Air Canada deal was found by Cheapflights users on 4/30. 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.
Thu 8/2110:50 pmLAX - YOW
1 stop12h 14mAir Canada
Sun 8/242:25 pmYOW - LAX
1 stop10h 10mAir Canada
Deal found 4/30$286
This United Airlines deal was found by Cheapflights users on 4/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1812:08 amLAX - YOW
1 stop13h 58mUnited Airlines
Thu 8/75:15 amYOW - LAX
1 stop8h 15mUnited Airlines
Deal found 4/30$292
This Gotogate deal was found by Cheapflights users on 4/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/261:25 pmLAS - YOW
2 stops13h 00mMultiple Airlines
Mon 6/304:40 pmYOW - LAS
1 stop8h 18mMultiple Airlines
Deal found 4/30$294
This Trip.com deal was found by Cheapflights users on 4/30. 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.
Wed 6/1112:52 pmSAN - YOW
2 stops18h 29mMultiple Airlines
Wed 6/186:00 amYOW - SAN
1 stop10h 20mMultiple Airlines
Deal found 4/30$334
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Wed 5/286:00 amSFO - YOW
1 stop10h 55mMultiple Airlines
Tue 6/36:10 amYOW - SFO
2 stops14h 05mMultiple Airlines
Deal found 4/30$334
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Sun 5/256:00 amONT - YOW
1 stop10h 55mMultiple Airlines
Fri 5/304:40 pmYOW - ONT
2 stops26h 40mMultiple Airlines
Deal found 4/30$340
This Kiwi.com deal was found by Cheapflights users on 4/29. 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.
Sat 6/216:05 pmSFO - YOW
1 stop9h 40mWestJet
Mon 6/305:45 amYOW - SFO
1 stop11h 14mWestJet
Deal found 4/29$344
This Justfly.com deal was found by Cheapflights users on 4/30. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/312:05 pmSAN - YOW
2 stops12h 20mWestJet
Tue 8/126:00 amYOW - SAN
1 stop10h 20mWestJet
Deal found 4/30$354
This deal was found by Cheapflights users on 4/30. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2811:20 pmLAS - YOW
1 stop6h 54mAir Canada
Sat 10/45:55 pmYOW - LAS
1 stop7h 23mAir Canada
Deal found 4/30$370

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 2,558,603 searches. Data last updated May 1, 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

Sun 8/3

3:00 pm-5:25 am

2 stops11h 25m

Ottawa

Sat 8/9

6:10 am-2:12 pm

2 stops11h 02m

$225

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Fri 7/18

2:00 pm-12:21 am

1 stop7h 21m

Ottawa

Tue 8/5

12:20 pm-8:23 pm

2 stops11h 03m

$265

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Thu 6/26

6:20 pm-6:45 am

1 stop9h 25m

Ottawa

Mon 6/30

5:45 am-12:33 pm

1 stop9h 48m

$284

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Thu 8/21

10:50 pm-2:04 pm

1 stop12h 14m

Ottawa

Sun 8/24

2:25 pm-9:35 pm

1 stop10h 10m

$286

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Fri 7/18

11:37 pm-5:06 pm

1 stop14h 29m

Ottawa

Wed 8/6

5:15 am-10:30 am

1 stop8h 15m

$292

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Thu 6/26

1:25 pm-5:25 am

2 stops13h 00m

Ottawa

Mon 6/30

4:40 pm-9:58 pm

1 stop8h 18m

$294

San DiegoOttawa

SAN - YOW

SANYOW

San Diego

Wed 6/11

12:52 pm-10:21 am

2 stops18h 29m

Ottawa

Wed 6/18

6:00 am-1:20 pm

1 stop10h 20m

$334

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Wed 5/28

6:00 am-7:55 pm

1 stop10h 55m

Ottawa

Tue 6/3

6:10 am-5:15 pm

2 stops14h 05m

$334

OntarioOttawa

ONT - YOW

ONTYOW

Ontario

Sun 5/25

6:00 am-7:55 pm

1 stop10h 55m

Ottawa

Fri 5/30

4:40 pm-4:20 pm

2 stops26h 40m

$340

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Sat 6/21

6:05 pm-6:45 am

1 stop9h 40m

Ottawa

Mon 6/30

5:45 am-1:59 pm

1 stop11h 14m

$344

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 59 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, January is the cheapest month in which you can book a flight from California to Ottawa (average of $294). Flying from California to Ottawa in June is currently the most expensive (average of $460). 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 May 1, 2025.

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

Rainfall in Ottawa by month

Plan your trip to Ottawa by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ottawa ranges from 2.0 - 3.7 inches per month. June is typically the wettest month, when rainfall can reach 3.7 in. February is typically the driest time to visit Ottawa when rainfall is around 2.0 in.

Temperature in Ottawa by month

Plan your trip to Ottawa by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ottawa, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 F).

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 May 1, 2025.
Read through reviews of airlines operating flights from California to Ottawa, such as Porter Airlines, Delta and Air Transat. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
285 reviews

Comfort

8.1

Boarding

8.2

Crew

8.8

Food

7.6

Entertainment

7.0

Overall

8.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
Porter Airlines
8.0
Very good
285 reviews
Porter Airlines
8.0
Very good
285 reviews

Comfort

8.1

Boarding

8.2

Crew

8.8

Food

7.6

Entertainment

7.0

Overall

8.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
Delta
8.0
Very good
7,934 reviews
Porter Airlines
8.0
Very good
285 reviews

Comfort

8.1

Boarding

8.2

Crew

8.8

Food

7.6

Entertainment

7.0

Overall

8.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
Air Transat
7.8
Good
385 reviews
Porter Airlines
8.0
Very good
285 reviews

Comfort

8.1

Boarding

8.2

Crew

8.8

Food

7.6

Entertainment

7.0

Overall

8.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
United Airlines
7.4
Good
8,696 reviews
Porter Airlines
8.0
Very good
285 reviews

Comfort

8.1

Boarding

8.2

Crew

8.8

Food

7.6

Entertainment

7.0

Overall

8.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
WestJet
7.2
Good
2,826 reviews
Porter Airlines
8.0
Very good
285 reviews

Comfort

8.1

Boarding

8.2

Crew

8.8

Food

7.6

Entertainment

7.0

Overall

8.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

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?

    Located just 6.6 mi from the city center, Ottawa (YOW) is the airport most travelers will use when flying to Ottawa from California.

  • 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 ($98), Air Canada ($110), and United Airlines ($126).

  • 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 Ontario - 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, January is the cheapest month in which you can book a flight from California to Ottawa (average of $294). Flying from California to Ottawa in June is currently the most expensive (average of $460). 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

Traveling to a place near California?

Book flights to California if you plan to visit one of these locations
Gatineau
Brockville
Pembroke
Petawawa

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.
Newark to Toronto Island flights
Newark to Pearson Intl flights
LaGuardia to Pierre Elliott Trudeau Intl flights
John F Kennedy Intl to Pierre Elliott Trudeau Intl flights
John F Kennedy Intl to Pearson Intl flights
Newark to Pierre Elliott Trudeau Intl flights
Los Angeles to Pearson Intl flights
LaGuardia to Pearson Intl flights
San Francisco to Pearson Intl flights
Boston to Pearson Intl flights
Dallas/Fort Worth to Pearson Intl flights
Dulles Intl to Pearson Intl flights
Reagan-National to Pearson Intl flights
O'Hare Intl to Pierre Elliott Trudeau Intl flights
Dulles Intl to Pierre Elliott Trudeau Intl flights
Seattle to Pearson Intl flights
O'Hare Intl to Pearson Intl flights
San Francisco to Pierre Elliott Trudeau Intl flights
Reagan-National to Pierre Elliott Trudeau Intl flights
Hobby to Pearson Intl flights
Atlanta to Pearson Intl flights
Los Angeles to Pierre Elliott Trudeau Intl flights
Boston to Pierre Elliott Trudeau Intl flights
Boston to Toronto Island flights
Atlanta to Pierre Elliott Trudeau Intl flights
Dulles Intl to Toronto Island flights
Fort Lauderdale to Pierre Elliott Trudeau Intl flights
George Bush Intcntl to Pearson Intl flights
Denver to Pierre Elliott Trudeau Intl flights
Denver to Pearson Intl flights
Baltimore to Pearson Intl flights
Seattle to Pierre Elliott Trudeau Intl flights
Philadelphia to Pearson Intl flights
John F Kennedy Intl to Toronto Island flights
Baltimore to Pierre Elliott Trudeau Intl flights
Dallas/Fort Worth to Pierre Elliott Trudeau Intl flights
Orlando to Pearson Intl flights
Los Angeles to Toronto Island flights
Ontario to Pearson Intl flights
Raleigh to Pearson Intl flights
Midway to Pearson Intl flights
Fort Lauderdale to Pearson Intl flights
O'Hare Intl to Toronto Island flights
San Diego to Pearson Intl flights
Austin to Pearson Intl flights
Minneapolis to Pearson Intl flights
Minneapolis to Pierre Elliott Trudeau Intl flights
Philadelphia to Pierre Elliott Trudeau Intl flights
Charlotte to Pearson Intl flights
Midway to Pierre Elliott Trudeau Intl flights

Top 4 airlines flying from California to Ottawa

Discover the top 4 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 2,558,603 searches. Data last updated May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$137Average$425FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$153Average$581FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$230Average$629FlexibilityNo cancel feeOn-time69%
Porter AirlinesCheapest$247Average$440FlexibilityNo cancel feeOn-time52%

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.