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Cheap flights from California to Ottawa from C$ 146

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to Ottawa departing on 30/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from California to Ottawa

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:00 a.m. - 12:42 a.m.LAS-YOW
13h 42m2 stops
Multiple Airlines Logo
7:45 a.m. - 3:59 p.m.YOW-LAS
11h 14m1 stop
C$ 322Multiple Airlines
Find Deal
Thu, 27 Nov - Wed, 3 Dec
Multiple Airlines Logo
1:10 p.m. - 12:42 a.m.LAS-YOW
8h 32m1 stop
Multiple Airlines Logo
7:45 a.m. - 3:59 p.m.YOW-LAS
11h 14m1 stop
C$ 326Multiple Airlines
Find Deal
Thu, 27 Nov - Wed, 3 Dec
WestJet Logo
11:40 a.m. - 12:40 a.m.LAX-YOW
10h 00m1 stop
WestJet Logo
5:55 a.m. - 5:16 p.m.YOW-LAX
14h 21m2 stops
C$ 364WestJet
Find Deal
Sat, 18 Oct - Fri, 24 Oct
WestJet Logo
1:10 p.m. - 12:42 a.m.LAS-YOW
8h 32m1 stop
WestJet Logo
5:40 a.m. - 8:15 p.m.YOW-LAS
17h 35m2 stops
C$ 375WestJet
Find Deal
Thu, 6 Nov - Mon, 17 Nov
Air Canada Logo
11:20 a.m. - 12:18 a.m.SFO-YOW
9h 58m1 stop
Air Canada Logo
2:50 p.m. - 9:22 p.m.YOW-SFO
9h 32m1 stop
C$ 443Air Canada
Find Deal
Sat, 1 Nov - Thu, 13 Nov
Air Canada Logo
11:20 a.m. - 12:18 a.m.SFO-YOW
9h 58m1 stop
Air Canada Logo
5:00 a.m. - 10:54 a.m.YOW-SFO
8h 54m1 stop
C$ 453Air Canada
Find Deal
Sat, 1 Nov - Sun, 9 Nov
Porter Airlines Logo
1:40 p.m. - 12:39 a.m.SFO-YOW
7h 59m1 stop
Porter Airlines Logo
6:45 a.m. - 12:40 p.m.YOW-SFO
8h 55m1 stop
C$ 471Porter Airlines
Find Deal
Fri, 7 Nov - Thu, 13 Nov
United Airlines Logo
8:35 p.m. - 1:26 p.m.SMF-YOW
13h 51m2 stops
United Airlines Logo
5:14 p.m. - 10:35 p.m.YOW-SMF
8h 21m1 stop
C$ 479United Airlines
Find Deal
Tue, 10 Mar - Wed, 11 Mar
United Airlines Logo
3:35 p.m. - 2:07 p.m.SJC-YOW
19h 32m2 stops
United Airlines Logo
5:14 p.m. - 5:43 p.m.YOW-SJC
27h 29m2 stops
C$ 486United Airlines
Find Deal
Tue, 10 Mar - Wed, 11 Mar
Porter Airlines Logo
1:40 p.m. - 12:39 a.m.SFO-YOW
7h 59m1 stop
Porter Airlines Logo
6:45 a.m. - 12:40 p.m.YOW-SFO
8h 55m1 stop
C$ 499Porter Airlines
Find Deal
Fri, 7 Nov - Wed, 12 Nov

United Airlines flights from California to Ottawa

Our best United Airlines deals on California to Ottawa flight tickets
United Airlines
10 Mar
SMF8:35 p.m.Sacramento Intl
13h 51m
2 stops
YOW1:26 p.m.Ottawa
11 Mar
YOW5:14 p.m.Ottawa
8h 21m
1 stop
SMF10:35 p.m.Sacramento Intl
C$ 479
Find similar
United Airlines
10 Mar
SMF7:00 p.m.Sacramento Intl
18h 50m
2 stops
YOW4:50 p.m.Ottawa
11 Mar
YOW7:25 p.m.Ottawa
17h 22m
2 stops
SMF9:47 a.m.Sacramento Intl
C$ 486
Find similar
United Airlines
10 Mar
SMF11:55 p.m.Sacramento Intl
7h 12m
1 stop
YOW10:07 a.m.Ottawa
11 Mar
YOW2:46 p.m.Ottawa
8h 06m
1 stop
SMF7:52 p.m.Sacramento Intl
C$ 504
Find similar

American Airlines flights from California to Ottawa

Our best American Airlines deals on California to Ottawa flight tickets
American Airlines
13 Nov
SAN6:19 a.m.San Diego
15h 20m
2 stops
YOW12:39 a.m.Ottawa
17 Nov
YOW6:45 a.m.Ottawa
17h 03m
2 stops
SAN8:48 p.m.San Diego
C$ 559
Find similar
American Airlines
13 Nov
SAN6:19 a.m.San Diego
15h 20m
2 stops
YOW12:39 a.m.Ottawa
17 Nov
YOW6:45 a.m.Ottawa
17h 03m
2 stops
SAN8:48 p.m.San Diego
C$ 600
Find similar
American Airlines
13 Nov
SAN6:19 a.m.San Diego
15h 20m
2 stops
YOW12:39 a.m.Ottawa
17 Nov
YOW6:45 a.m.Ottawa
17h 03m
2 stops
SAN8:48 p.m.San Diego
C$ 621
Find similar

momondo 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, momondo users made 96,600 searches. Data last updated 2 October 2025.
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

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Thu 27/11

8:00 a.m.-12:42 a.m.

2 stops13h 42m

Ottawa

Wed 3/12

7:45 a.m.-3:59 p.m.

1 stop11h 14m

C$ 322

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Thu 27/11

1:10 p.m.-12:42 a.m.

1 stop8h 32m

Ottawa

Wed 3/12

7:45 a.m.-3:59 p.m.

1 stop11h 14m

C$ 326

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Sat 18/10

11:40 a.m.-12:40 a.m.

1 stop10h 00m

Ottawa

Fri 24/10

5:55 a.m.-5:16 p.m.

2 stops14h 21m

C$ 364

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Thu 6/11

1:10 p.m.-12:42 a.m.

1 stop8h 32m

Ottawa

Mon 17/11

5:40 a.m.-8:15 p.m.

2 stops17h 35m

C$ 375

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Sat 1/11

11:20 a.m.-12:18 a.m.

1 stop9h 58m

Ottawa

Thu 13/11

2:50 p.m.-9:22 p.m.

1 stop9h 32m

C$ 443

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Sat 1/11

11:20 a.m.-12:18 a.m.

1 stop9h 58m

Ottawa

Sun 9/11

5:00 a.m.-10:54 a.m.

1 stop8h 54m

C$ 453

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Fri 7/11

1:40 p.m.-12:39 a.m.

1 stop7h 59m

Ottawa

Thu 13/11

6:45 a.m.-12:40 p.m.

1 stop8h 55m

C$ 471

SacramentoOttawa

SMF - YOW

SMFYOW

Sacramento Intl

Tue 10/3

8:35 p.m.-1:26 p.m.

2 stops13h 51m

Ottawa

Wed 11/3

5:14 p.m.-10:35 p.m.

1 stop8h 21m

C$ 479

San JoseOttawa

SJC - YOW

SJCYOW

San Jose

Tue 10/3

3:35 p.m.-2:07 p.m.

2 stops19h 32m

Ottawa

Wed 11/3

5:14 p.m.-5:43 p.m.

2 stops27h 29m

C$ 486

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Fri 7/11

1:40 p.m.-12:39 a.m.

1 stop7h 59m

Ottawa

Wed 12/11

6:45 a.m.-12:40 p.m.

1 stop8h 55m

C$ 499

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ottawa from

How to get the cheapest flight ticket from California to Ottawa

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Ottawa?

The month of May is, on average, the cheapest month to fly to Ottawa from California, with most prices found around C$ 355. If you aren’t able to travel to Ottawa during the month of May, then flying in July is also cheap. Prices for this month can be found on momondo for an average of C$ 400.

What is the cheapest day to depart on your flight to Ottawa?

Our data shows that Thursday is the least expensive day to fly to Ottawa. Tickets to fly out on this day can be as low as C$ 424. Flights from California to Ottawa on a Friday will generally be more expensive and average around C$ 762. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Ottawa?

Our most recent data shows that the best time of day to fly to Ottawa is in the evening. Flights from California to Ottawa during this time can be as low as C$ 656. In the afternoon is when there is more demand to fly to Ottawa, so prices are often more expensive at around C$ 762 per ticket.

How far in advance should I book a flight to Ottawa?

You are more likely to see cheaper flights to Ottawa from California when booking weeks ahead of your departure date. In general, you can expect to find flights to Ottawa for around C$ 519 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ottawa from California for as low as C$ 435 on momondo.

Can stopping save me money on California to Ottawa flights?

You could potentially save up to 43% on your flight if you consider stops on a California to Ottawa flight.

Cheap California to Ottawa flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from California to Ottawa

Direct flights

None
There are no direct flights from California to Ottawa. There are no popular flight routes from California to Ottawa.
Search flight deals

  • When did momondo last update prices for flights from California to Ottawa Airport?

    Prices for flights from California to Ottawa Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from California to Ottawa Airport?

  • How old do you have to be to fly from California to Ottawa Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to Ottawa Airport.

  • What documentation or ID do you need to fly to Ottawa Airport?

    The required travel and health documents for your Ottawa Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ottawa Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from California to Ottawa

Compare and see reviews for airlines that fly from California to Ottawa with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom C$ 147Free CancellationRating
7.9
372 reviews
Search Porter Airlines flights
United AirlinesPriceFrom C$ 206Free CancellationRating
7.4
8,933 reviews
Search United Airlines flights
Air CanadaPriceFrom C$ 385Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights

Travelling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Pembroke
Brockville
Perth
Smiths Falls
Wakefield
Calabogie
Prescott
Petawawa

Why use momondo?

Why should I use momondo to find a flight deal from California to Ottawa?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from California to Ottawa . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from California to Ottawa with flexible booking policies on momondo?

Yes. All flights to Ottawa from California on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from California to Ottawa?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ottawa from California.

I’m not ready to book a flight from California to Ottawa right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Ottawa from California. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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