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Ottawa

$152+ 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 7/25. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — YOW
Apr 10 — Apr 171
Fri 4/10
Fri 4/17
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 March 11, 2026.

This Trip.com deal was found by Cheapflights users on 3/6. 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 4/88:05 am
LAS
-
YOW
2 stops13h 34m
Multiple Airlines
Sun 4/263:05 pm
YOW
-
LAS
1 stop9h 55m
Multiple Airlines
Deal found 3/6$279
This Kiwi.com deal was found by Cheapflights users on 3/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/86:10 pm
LAS
-
YOW
1 stop8h 25m
WestJet
Sun 5/247:20 am
YOW
-
LAS
2 stops11h 25m
WestJet
Deal found 3/5$284
This FlightHub deal was found by Cheapflights users on 3/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/86:10 pm
LAS
-
YOW
1 stop8h 25m
WestJet
Sat 5/2312:25 pm
YOW
-
LAS
2 stops12h 15m
WestJet
Deal found 3/5$287
This Air Canada deal was found by Cheapflights users on 3/5. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/911:25 pm
LAS
-
YOW
1 stop7h 16m
Air Canada
Sat 5/235:50 pm
YOW
-
LAS
1 stop7h 40m
Air Canada
Deal found 3/5$296
This Kiwi.com deal was found by Cheapflights users on 3/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/86:10 pm
LAS
-
YOW
2 stops20h 25m
WestJet
Fri 5/2212:25 pm
YOW
-
LAS
1 stop9h 10m
WestJet
Deal found 3/5$298
This Kiwi.com deal was found by Cheapflights users on 3/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/86:10 pm
LAS
-
YOW
1 stop8h 25m
Multiple Airlines
Mon 5/257:00 am
YOW
-
LAS
1 stop7h 42m
Multiple Airlines
Deal found 3/5$303
This United Airlines deal was found by Cheapflights users on 3/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/911:59 pm
LAS
-
YOW
1 stop11h 00m
United Airlines
Mon 5/2510:44 am
YOW
-
LAS
1 stop14h 10m
United Airlines
Deal found 3/5$304
This United Airlines deal was found by Cheapflights users on 3/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/911:59 pm
LAS
-
YOW
1 stop11h 00m
United Airlines
Sun 5/246:05 am
YOW
-
LAS
2 stops14h 52m
United Airlines
Deal found 3/5$309
This United Airlines deal was found by Cheapflights users on 3/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/94:35 pm
LAS
-
YOW
2 stops13h 36m
United Airlines
Thu 5/215:20 pm
YOW
-
LAS
1 stop9h 33m
United Airlines
Deal found 3/5$313
This United Airlines deal was found by Cheapflights users on 3/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/86:35 pm
LAS
-
YOW
2 stops11h 36m
United Airlines
Sun 5/2410:44 am
YOW
-
LAS
2 stops12h 37m
United Airlines
Deal found 3/5$319
This Trip.com deal was found by Cheapflights users on 3/6. 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 4/812:40 pm
LAS
-
YOW
1 stop9h 01m
Porter Airlines
Sun 4/263:05 pm
YOW
-
LAS
1 stop9h 55m
Porter Airlines
Deal found 3/6$322
This FlightHub deal was found by Cheapflights users on 3/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/256:05 pm
LAX
-
YOW
1 stop8h 30m
WestJet
Tue 6/3012:25 pm
YOW
-
LAX
2 stops12h 40m
WestJet
Deal found 3/5$324

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 March 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$279
(Trip.com)

One-way from

$152
(Kiwi.com)

Popular in

December

Cheapest in

July

Average price

$596
Provider with most accurate pricing for Los Angeles Los Angeles-Ottawa flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles 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 ($92 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 11, 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

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Wed 4/8

8:05 am-12:39 am

2 stops13h 34m

Ottawa

Sun 4/26

3:05 pm-10:00 pm

1 stop9h 55m

$279

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Sat 5/9

11:59 pm-1:59 pm

1 stop11h 00m

Ottawa

Thu 5/21

5:20 pm-11:53 pm

1 stop9h 33m

$304

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Fri 5/8

11:22 pm-1:59 pm

1 stop11h 37m

Ottawa

Wed 5/20

10:44 am-8:48 pm

2 stops13h 04m

$313

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Fri 5/8

6:35 pm-9:11 am

2 stops11h 36m

Ottawa

Thu 5/21

5:20 pm-11:53 pm

1 stop9h 33m

$313

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Sun 5/10

11:22 pm-1:59 pm

1 stop11h 37m

Ottawa

Wed 5/20

10:44 am-7:07 pm

2 stops11h 23m

$313

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Fri 5/8

6:35 pm-9:11 am

2 stops11h 36m

Ottawa

Sun 5/24

10:44 am-8:21 pm

2 stops12h 37m

$319

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Wed 4/8

12:40 pm-12:41 am

1 stop9h 01m

Ottawa

Sun 4/26

3:05 pm-10:00 pm

1 stop9h 55m

$322

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Thu 4/9

5:00 pm-1:59 pm

1 stop17h 59m

Ottawa

Mon 4/13

6:25 am-10:04 pm

1 stop18h 39m

$336

SacramentoOttawa

SMF - YOW

SMFYOW

Sacramento Intl

Tue 3/24

4:00 pm-10:26 am

2 stops15h 26m

Ottawa

Wed 3/25

5:11 pm-10:39 pm

1 stop8h 28m

$376

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Fri 5/15

6:00 am-5:15 pm

1 stop8h 15m

Ottawa

Sun 5/17

1:20 pm-9:55 pm

1 stop11h 35m

$377

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/6

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

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 $106). Flying from California to Ottawa in December is currently the most expensive (average of $205). 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 15m. Airlines will cover a distance of 2439 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 ($110).

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

    The most popular flight routes from California to Ottawa are Los Angeles Los Angeles - Ottawa, San Diego - Ottawa and Las Vegas Harry Reid Intl - 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 $106). Flying from California to Ottawa in December is currently the most expensive (average of $205). 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 March 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$113Average$358FlexibilityNo cancel feeOn-time60%
United AirlinesCheapest$126Average$594FlexibilityNo cancel feeOn-time69%
Porter AirlinesCheapest$131Average$389FlexibilityNo cancel feeOn-time52%
Air CanadaCheapest$209Average$507FlexibilityNo cancel feeOn-time67%

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