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$160+ 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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — YOW
Jun 8 — Jun 151
Mon 6/8
Mon 6/15
1 adult, Economy
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Cheap 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 9, 2026.

This Trip.com deal was found by Cheapflights users on 5/5. 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.
Thu 9/246:00 am
SFO
-
YOW
1 stop10h 20m
WestJet
Mon 9/2812:25 pm
YOW
-
SFO
2 stops12h 30m
WestJet
Deal found 5/5$336
This oojo deal was found by Cheapflights users on 5/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:05 pm
SFO
-
YOW
1 stop8h 30m
WestJet
Tue 9/156:15 pm
YOW
-
SFO
2 stops20h 45m
WestJet
Deal found 5/8$392
This Kiwi.com deal was found by Cheapflights users on 5/8. 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 8/136:05 pm
LAX
-
YOW
1 stop8h 30m
WestJet
Sun 8/166:00 am
YOW
-
LAX
1 stop9h 25m
WestJet
Deal found 5/8$393
This oojo deal was found by Cheapflights users on 5/5. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:00 am
SFO
-
YOW
1 stop10h 20m
WestJet
Mon 9/216:15 pm
YOW
-
SFO
2 stops20h 45m
WestJet
Deal found 5/5$393
This Trip.com deal was found by Cheapflights users on 5/5. 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.
Tue 9/86:05 pm
LAX
-
YOW
1 stop8h 30m
WestJet
Sun 9/207:20 am
YOW
-
LAX
2 stops11h 40m
WestJet
Deal found 5/5$406
This Trip.com deal was found by Cheapflights users on 5/5. 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.
Thu 9/107:30 am
LAX
-
YOW
1 stop8h 50m
WestJet
Fri 9/257:20 am
YOW
-
LAX
2 stops11h 40m
WestJet
Deal found 5/5$407
This Air Canada deal was found by Cheapflights users on 5/4. 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.
Wed 10/1412:15 pm
SFO
-
YOW
1 stop9h 38m
Air Canada
Sat 10/176:00 am
YOW
-
SFO
1 stop8h 17m
Air Canada
Deal found 5/4$411
This Trip.com deal was found by Cheapflights users on 5/5. 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.
Thu 9/107:30 am
LAX
-
YOW
1 stop8h 50m
WestJet
Wed 9/236:55 am
YOW
-
LAX
2 stops13h 15m
WestJet
Deal found 5/5$415
This Trip.com deal was found by Cheapflights users on 5/8. 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.
Tue 7/217:30 am
LAX
-
YOW
1 stop8h 50m
WestJet
Wed 7/291:20 pm
YOW
-
LAX
1 stop11h 45m
WestJet
Deal found 5/8$416
This Gotogate deal was found by Cheapflights users on 5/9. 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.
Wed 10/2112:10 pm
LAX
-
YOW
2 stops14h 25m
Multiple Airlines
Sun 10/256:45 am
YOW
-
LAX
1 stop8h 51m
Multiple Airlines
Deal found 5/9$417
This Trip.com deal was found by Cheapflights users on 5/7. 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 6/106:05 pm
LAX
-
YOW
1 stop8h 30m
Multiple Airlines
Wed 6/177:00 am
YOW
-
LAX
1 stop7h 55m
Multiple Airlines
Deal found 5/7$421
This United Airlines deal was found by Cheapflights users on 5/7. 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.
Wed 6/1010:00 pm
LAS
-
YOW
1 stop8h 11m
United Airlines
Thu 6/112:52 pm
YOW
-
LAS
1 stop10h 27m
United Airlines
Deal found 5/7$422

Find 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 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$336
(Trip.com)

One-way from

$160
(Trip.com)

Popular in

December

Cheapest in

June

Average price

$475
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. 10% potential increase in price ($55 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 9, 2026.
Use the filters below to find and compare flights from California to Ottawa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Wed 7/15

6:05 pm-5:35 am

1 stop8h 30m

Ottawa

Mon 7/27

6:00 am-12:00 pm

1 stop9h 00m

$413

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Wed 6/10

10:00 pm-9:11 am

1 stop8h 11m

Ottawa

Thu 6/11

2:52 pm-10:19 pm

1 stop10h 27m

$422

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Mon 6/1

11:59 pm-5:07 pm

1 stop14h 08m

Ottawa

Fri 6/5

6:05 am-7:32 pm

1 stop16h 27m

$422

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Fri 6/5

11:30 pm-5:07 pm

1 stop14h 37m

Ottawa

Tue 6/9

10:00 am-10:19 pm

1 stop15h 19m

$422

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Tue 7/14

6:05 pm-5:35 am

1 stop8h 30m

Ottawa

Mon 7/27

6:00 am-12:00 pm

1 stop9h 00m

$424

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Wed 10/14

1:00 pm-11:35 am

2 stops19h 35m

Ottawa

Sat 10/17

12:25 pm-9:55 pm

2 stops12h 30m

$447

Santa AnaOttawa

SNA - YOW

SNAYOW

Santa Ana J. Wayne/Orange Cnty

Mon 9/21

9:14 pm-9:11 am

1 stop8h 57m

Ottawa

Thu 9/24

6:00 pm-9:56 am

1 stop18h 56m

$461

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Sat 8/29

7:30 am-5:35 am

1 stop19h 05m

Ottawa

Sun 9/6

6:00 am-12:25 pm

1 stop9h 25m

$467

Santa AnaOttawa

SNA - YOW

SNAYOW

Santa Ana J. Wayne/Orange Cnty

Wed 9/2

6:30 pm-9:56 am

2 stops12h 26m

Ottawa

Fri 9/11

6:00 pm-9:56 am

1 stop18h 56m

$481

San DiegoOttawa

SAN - YOW

SANYOW

San Diego

Mon 7/20

3:30 pm-5:35 am

1 stop11h 05m

Ottawa

Wed 7/29

6:00 am-11:58 pm

2 stops20h 58m

$484

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/5

Showing 1-10 of 60 resultsSorted by cheapest first
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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

How far ahead should I book a flight from California to Ottawa?

To ensure you get the cheapest price possible for a flight from California to Ottawa, you should look to book at least 18 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 $77). Flying from California to Ottawa in January is currently the most expensive (average of $356). 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.

How much does it cost to fly round-trip from California to Ottawa?

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.

  • How long is the flight from California to Ottawa?

    Departing from California to Ottawa will take you 8h 11m. Airlines will cover a distance of 2139 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 ($94), Porter Airlines ($103), and United Airlines ($126).

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

    The most popular flight routes from California to Ottawa are Los Angeles - Ottawa, San Diego - Ottawa and San Francisco - 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 $77). Flying from California to Ottawa in January is currently the most expensive (average of $356). 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

See prices for flight routes from nearby airports that may be better suited for you.
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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 May 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$131Average$427FlexibilityNo cancel feeOn-time52%
WestJetCheapest$140Average$399FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$144Average$639FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$172Average$612FlexibilityNo cancel feeOn-time69%

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