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Ottawa

$110+ 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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — YOW
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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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 July 31, 2025.

Round-trip from

$243
(Kiwi.com)

One-way from

$110
(Trip.com)

Popular in

December

Cheapest in

May

Average price

$318
From California to Ottawa
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One-way flight from California to Ottawa
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Highest demand for flights based on searches. 26% potential increase in price ($134 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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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 July 31, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/31. 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 8/232:00 pmLAX - YOW
1 stop7h 21mMultiple Airlines
Fri 8/296:10 amYOW - LAX
2 stops11h 02mMultiple Airlines
Deal found 7/31$243
This Flightnetwork deal was found by Cheapflights users on 7/31. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/232:00 pmLAX - YOW
1 stop7h 21mPorter Airlines
Fri 8/297:00 amYOW - LAX
1 stop9h 00mPorter Airlines
Deal found 7/31$250
This Trip.com deal was found by Cheapflights users on 7/31. 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.
Mon 9/17:40 pmLAX - YOW
1 stop17h 39mWestJet
Sat 9/612:20 pmYOW - LAX
2 stops12h 26mWestJet
Deal found 7/31$301
This Kiwi.com deal was found by Cheapflights users on 7/29. 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.
Thu 10/27:30 pmLAS - YOW
1 stop16h 14mMultiple Airlines
Sat 10/43:45 pmYOW - LAS
1 stop8h 44mMultiple Airlines
Deal found 7/29$304
This Kiwi.com deal was found by Cheapflights users on 7/29. 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.
Tue 9/306:20 pmLAS - YOW
1 stop9h 25mWestJet
Sat 10/43:45 pmYOW - LAS
1 stop8h 44mWestJet
Deal found 7/29$308
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 9/1910:15 amSFO - YOW
1 stop25h 29mMultiple Airlines
Tue 9/236:00 amYOW - SFO
1 stop8h 54mMultiple Airlines
Deal found 7/28$312
This Air Canada deal was found by Cheapflights users on 7/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2611:15 pmLAS - YOW
1 stop6h 45mAir Canada
Fri 10/36:00 amYOW - LAS
1 stop7h 25mAir Canada
Deal found 7/29$316
This United Airlines deal was found by Cheapflights users on 7/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/267:00 pmLAX - YOW
2 stops11h 58mUnited Airlines
Tue 9/22:45 pmYOW - LAX
1 stop12h 49mUnited Airlines
Deal found 7/29$317
This Trip.com deal was found by Cheapflights users on 7/31. 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 9/141:00 pmSAN - YOW
2 stops14h 45mWestJet
Sun 9/216:00 amYOW - SAN
1 stop10h 20mWestJet
Deal found 7/31$346
This Trip.com deal was found by Cheapflights users on 7/30. 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.
Mon 9/1512:50 pmSFO - YOW
1 stop8h 50mWestJet
Sun 9/216:00 amYOW - SFO
1 stop8h 54mWestJet
Deal found 7/30$350
This Vliegwinkel deal was found by Cheapflights users on 7/31. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/235:00 pmLAX - YOW
1 stop18h 04mSWISS
Fri 8/296:05 amYOW - LAX
1 stop16h 39mSWISS
Deal found 7/31$351
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 9/106:15 amSAN - YOW
2 stops29h 29mMultiple Airlines
Wed 9/176:30 pmYOW - SAN
1 stop20h 38mMultiple Airlines
Deal found 7/30$385

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 July 31, 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 8/23

2:00 pm-12:21 am

1 stop7h 21m

Ottawa

Fri 8/29

6:10 am-2:12 pm

2 stops11h 02m

$243

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Sat 8/23

2:00 pm-12:21 am

1 stop7h 21m

Ottawa

Wed 8/27

7:00 am-1:00 pm

1 stop9h 00m

$256

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Mon 9/1

7:40 pm-4:19 pm

1 stop17h 39m

Ottawa

Sat 9/6

12:20 pm-9:46 pm

2 stops12h 26m

$301

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Thu 10/2

7:30 pm-2:44 pm

1 stop16h 14m

Ottawa

Sat 10/4

3:45 pm-9:29 pm

1 stop8h 44m

$304

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Tue 9/30

6:20 pm-6:45 am

1 stop9h 25m

Ottawa

Sat 10/4

3:45 pm-9:29 pm

1 stop8h 44m

$308

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Fri 9/19

10:15 am-2:44 pm

1 stop25h 29m

Ottawa

Tue 9/23

6:00 am-11:54 am

1 stop8h 54m

$312

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Fri 9/26

7:25 am-8:53 pm

1 stop10h 28m

Ottawa

Tue 9/30

9:35 am-3:58 pm

1 stop9h 23m

$316

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Tue 8/26

7:00 pm-9:58 am

2 stops11h 58m

Ottawa

Tue 9/2

2:45 pm-12:34 am

1 stop12h 49m

$317

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Fri 1/23

11:05 pm-10:10 am

1 stop8h 05m

Ottawa

Fri 1/30

3:05 pm-10:02 pm

1 stop9h 57m

$320

San DiegoOttawa

SAN - YOW

SANYOW

San Diego

Sun 9/14

1:00 pm-6:45 am

2 stops14h 45m

Ottawa

Sun 9/21

6:00 am-1:20 pm

1 stop10h 20m

$346

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 54 results
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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 September is currently the most expensive (average of $428). 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 July 31, 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.

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 July 31, 2025.
Read reviews from past customers who have flown Porter Airlines, Delta, and SWISS from California to Ottawa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
318 reviews

Comfort

8.0

Crew

8.7

Entertainment

7.0

Overall

8.0

Food

7.6

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
318 reviews
Porter Airlines
8.0
Very good
318 reviews

Comfort

8.0

Crew

8.7

Entertainment

7.0

Overall

8.0

Food

7.6

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
Delta
8.0
Very good
7,980 reviews
Porter Airlines
8.0
Very good
318 reviews

Comfort

8.0

Crew

8.7

Entertainment

7.0

Overall

8.0

Food

7.6

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
SWISS
7.5
Good
1,686 reviews
Porter Airlines
8.0
Very good
318 reviews

Comfort

8.0

Crew

8.7

Entertainment

7.0

Overall

8.0

Food

7.6

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
8,902 reviews
Porter Airlines
8.0
Very good
318 reviews

Comfort

8.0

Crew

8.7

Entertainment

7.0

Overall

8.0

Food

7.6

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
2,977 reviews
Porter Airlines
8.0
Very good
318 reviews

Comfort

8.0

Crew

8.7

Entertainment

7.0

Overall

8.0

Food

7.6

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 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 United Airlines ($127), WestJet ($134), and Air Canada ($138).

  • 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 September is currently the most expensive (average of $428). 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 Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Petawawa

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Alternative routes for California to Ottawa

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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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$120Average$336FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$149Average$534FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$167Average$576FlexibilityNo cancel feeOn-time69%
Porter AirlinesCheapest$247Average$384FlexibilityNo cancel feeOn-time52%

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