What is the cheapest airline that flies from California to Ottawa?

WestJet, Air Canada, and Porter Airlines are the most popular carriers operating from California to Ottawa

How long does it take to fly to Ottawa?

Flight times from California to Ottawa vary, but if you’re flying out of Los Angeles and flying into Montreal Pierre Elliott Trudeau Intl Airport (one of the most popular routes), then the duration is 5h 13m on average. Another popular route from California to Ottawa is flying from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport, which will take roughly 5h 17m. Keep in mind that layovers or delays could extend your travel time.

Which airlines fly to Ottawa?

Air Canada, WestJet and Porter Airlines are the top three most popular airlines that fly to Ottawa from California according to our data. Air Canada is the first choice among our users, with 79% of people opting to fly with this airline when travelling to Ottawa. Keep in mind that there are 3 different airlines that fly to Ottawa on a routine basis, so you have a few additional options to choose from.

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?

As of October 2026, there are 2 operators available to choose from 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.

C$ 263 Cheap Flights from California to Ottawa in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from California to Ottawa

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:45 p.m. - 12:41 a.m.SFO San Francisco-YOW Ottawa

7h 56m1 stop Toronto Pearson Intl

7:00 a.m. - 12:47 p.m.YOW Ottawa-SFO San Francisco

8h 47m1 stop Toronto Pearson Intl

C$ 543Porter Airlines

Thu, 3 Dec - Mon, 7 Dec

1:45 p.m. - 12:37 a.m.SFO San Francisco-YOW Ottawa

7h 52m1 stop Toronto Pearson Intl

7:00 a.m. - 12:44 p.m.YOW Ottawa-SFO San Francisco

8h 44m1 stop Toronto Pearson Intl

C$ 557Porter Airlines

Mon, 2 Nov - Wed, 11 Nov

1:45 p.m. - 12:41 a.m.SFO San Francisco-YOW Ottawa

7h 56m1 stop Toronto Pearson Intl

7:00 a.m. - 12:47 p.m.YOW Ottawa-SFO San Francisco

8h 47m1 stop Toronto Pearson Intl

C$ 563Porter Airlines

Sat, 5 Dec - Mon, 7 Dec

1:45 p.m. - 12:41 a.m.SFO San Francisco-YOW Ottawa

7h 56m1 stop Toronto Pearson Intl

5:40 p.m. - 9:34 a.m.YOW Ottawa-SFO San Francisco

18h 54m2 stops Toronto Pearson Intl Las Vegas Harry Reid Intl

C$ 564Multiple Airlines

Thu, 3 Dec - Mon, 7 Dec

7:15 a.m. - 10:32 p.m.LAX Los Angeles-YOW Ottawa

12h 17m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

10:50 a.m. - 10:31 p.m.YOW Ottawa-LAX Los Angeles

14h 41m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

C$ 640Air Canada

Fri, 27 Nov - Sat, 5 Dec

12:30 p.m. - 12:56 a.m.LAX Los Angeles-YOW Ottawa

9h 26m1 stop Vancouver Intl

10:50 a.m. - 10:31 p.m.YOW Ottawa-LAX Los Angeles

14h 41m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

C$ 643Air Canada

Fri, 27 Nov - Sat, 5 Dec

5:40 p.m. - 1:00 a.m.SFO San Francisco-YOW Ottawa

28h 20m1 stop Calgary

5:30 a.m. - 3:50 p.m.YOW Ottawa-SFO San Francisco

13h 20m2 stops Toronto Pearson Intl Calgary

C$ 671WestJet

Fri, 30 Oct - Mon, 2 Nov

1:30 p.m. - 2:30 p.m.SAN San Diego-YOW Ottawa

22h 00m1 stop Calgary

6:10 a.m. - 12:40 p.m.YOW Ottawa-SAN San Diego

9h 30m1 stop Calgary

C$ 707WestJet

Wed, 2 Dec - Wed, 9 Dec

12:45 p.m. - 12:56 a.m.PSP Palm Springs-YOW Ottawa

9h 11m1 stop Vancouver Intl

8:30 p.m. - 12:02 p.m.YOW Ottawa-PSP Palm Springs

18h 32m1 stop Toronto Pearson Intl

C$ 746Air Canada

Thu, 26 Nov - Fri, 27 Nov

1:30 p.m. - 2:30 p.m.SAN San Diego-YOW Ottawa

22h 00m1 stop Calgary

6:10 a.m. - 12:40 p.m.YOW Ottawa-SAN San Diego

9h 30m1 stop Calgary

C$ 770WestJet

Sun, 6 Dec - Sat, 12 Dec

Cheap last-minute flights

Enter your travel dates to find the best prices.

6:45 p.m. - 5:37 a.m.SFO San Francisco-YOW Ottawa

31h 52m1 stop Vancouver Intl

7:00 a.m. - 12:44 p.m.YOW Ottawa-SFO San Francisco

8h 44m1 stop Toronto Pearson Intl

C$ 882Multiple Airlines

Wed, 21 Oct - Thu, 12 Nov

6:45 p.m. - 5:37 a.m.SFO San Francisco-YOW Ottawa

31h 52m1 stop Vancouver Intl

7:00 a.m. - 12:44 p.m.YOW Ottawa-SFO San Francisco

8h 44m1 stop Toronto Pearson Intl

C$ 883Multiple Airlines

Wed, 21 Oct - Thu, 19 Nov

6:45 p.m. - 5:37 a.m.SFO San Francisco-YOW Ottawa

31h 52m1 stop Vancouver Intl

7:00 a.m. - 12:44 p.m.YOW Ottawa-SFO San Francisco

8h 44m1 stop Toronto Pearson Intl

C$ 883Multiple Airlines

Wed, 21 Oct - Wed, 11 Nov

6:45 p.m. - 5:37 a.m.SFO San Francisco-YOW Ottawa

31h 52m1 stop Vancouver Intl

7:00 a.m. - 12:44 p.m.YOW Ottawa-SFO San Francisco

8h 44m1 stop Toronto Pearson Intl

C$ 883Multiple Airlines

Wed, 21 Oct - Tue, 17 Nov

7:30 a.m. - 5:35 a.m.LAX Los Angeles-YOW Ottawa

19h 05m1 stop Calgary

6:10 a.m. - 5:10 p.m.YOW Ottawa-LAX Los Angeles

14h 00m1 stop Calgary

C$ 989WestJet

Sat, 24 Oct - Sat, 31 Oct

7:30 a.m. - 5:35 a.m.LAX Los Angeles-YOW Ottawa

19h 05m1 stop Calgary

5:35 a.m. - 5:10 p.m.YOW Ottawa-LAX Los Angeles

14h 35m2 stops Toronto Pearson Intl Calgary

C$ 1,005WestJet

Sat, 24 Oct - Sat, 31 Oct

1:00 p.m. - 5:35 a.m.PSP Palm Springs-YOW Ottawa

13h 35m2 stops Vancouver Intl Calgary

5:35 a.m. - 9:35 a.m.YOW Ottawa-PSP Palm Springs

31h 00m2 stops Toronto Pearson Intl Edmonton

C$ 1,225WestJet

Fri, 23 Oct - Fri, 30 Oct

5:59 p.m. - 10:14 a.m.PSP Palm Springs-YOW Ottawa

13h 15m2 stops San Francisco Montreal Pierre Elliott Trudeau Intl

6:00 a.m. - 11:32 a.m.YOW Ottawa-PSP Palm Springs

8h 32m1 stop Toronto Pearson Intl

C$ 1,305Air Canada

Fri, 23 Oct - Fri, 30 Oct

10:53 a.m. - 12:53 a.m.LAX Los Angeles-YOW Ottawa

11h 00m1 stop Vancouver Intl

7:00 a.m. - 12:45 p.m.YOW Ottawa-LAX Los Angeles

8h 45m1 stop Toronto Pearson Intl

C$ 1,789Air Canada

Tue, 20 Oct - Fri, 23 Oct

12:20 p.m. - 12:53 a.m.LAX Los Angeles-YOW Ottawa

9h 33m1 stop Vancouver Intl

9:00 a.m. - 6:27 p.m.YOW Ottawa-LAX Los Angeles

12h 27m2 stops Toronto Pearson Intl Chicago O'Hare Intl

C$ 1,812Air Canada

Wed, 21 Oct - Fri, 23 Oct

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Porter Airlines flights from California to Ottawa

Our best Porter Airlines deals on California to Ottawa flight tickets

Porter Airlines

3 Dec

SFO1:45 p.m.San Francisco

7h 56m

1 stop

YOW12:41 a.m.Ottawa

7 Dec

YOW7:00 a.m.Ottawa

8h 47m

1 stop

SFO12:47 p.m.San Francisco

C$ 543

Porter Airlines

2 Nov

SFO1:45 p.m.San Francisco

7h 52m

1 stop

YOW12:37 a.m.Ottawa

11 Nov

YOW7:00 a.m.Ottawa

8h 44m

1 stop

SFO12:44 p.m.San Francisco

C$ 557

Porter Airlines

5 Dec

SFO1:45 p.m.San Francisco

7h 56m

1 stop

YOW12:41 a.m.Ottawa

7 Dec

YOW7:00 a.m.Ottawa

8h 47m

1 stop

SFO12:47 p.m.San Francisco

C$ 563

WestJet flights from California to Ottawa

Our best WestJet deals on California to Ottawa flight tickets

WestJet

30 Oct

SFO5:40 p.m.San Francisco

28h 20m

1 stop

YOW1:00 a.m.Ottawa

2 Nov

YOW5:30 a.m.Ottawa

13h 20m

2 stops

SFO3:50 p.m.San Francisco

C$ 671

WestJet

10 Jan

LAX12:10 p.m.Los Angeles

8h 30m

1 stop

YOW11:40 p.m.Ottawa

16 Jan

YOW5:30 a.m.Ottawa

13h 40m

2 stops

LAX4:10 p.m.Los Angeles

C$ 681

WestJet

2 Dec

SAN1:30 p.m.San Diego

22h 00m

1 stop

YOW2:30 p.m.Ottawa

9 Dec

YOW6:10 a.m.Ottawa

9h 30m

1 stop

SAN12:40 p.m.San Diego

C$ 707

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoOttawa

SFO San Francisco - YOW Ottawa

SFOYOW

San Francisco

Thu 3/12

1:45 p.m.-12:41 a.m.

1 stop7h 56m

Ottawa

Mon 7/12

7:00 a.m.-12:47 p.m.

1 stop8h 47m

C$ 543

Quickest round-trip

San FranciscoOttawa

SFO San Francisco - YOW Ottawa

SFOYOW

San Francisco

Mon 2/11

1:45 p.m.-12:37 a.m.

1 stop7h 52m

Ottawa

Wed 11/11

7:00 a.m.-12:44 p.m.

1 stop8h 44m

C$ 557

San FranciscoOttawa

SFO San Francisco - YOW Ottawa

SFOYOW

San Francisco

Sat 5/12

1:45 p.m.-12:41 a.m.

1 stop7h 56m

Ottawa

Mon 7/12

7:00 a.m.-12:47 p.m.

1 stop8h 47m

C$ 563

San FranciscoOttawa

SFO San Francisco - YOW Ottawa

SFOYOW

San Francisco

Thu 3/12

1:45 p.m.-12:41 a.m.

1 stop7h 56m

Ottawa

Mon 7/12

5:40 p.m.-9:34 a.m.

2 stops18h 54m

C$ 564

Los AngelesOttawa

LAX Los Angeles - YOW Ottawa

LAXYOW

Los Angeles

Fri 27/11

7:15 a.m.-10:32 p.m.

2 stops12h 17m

Ottawa

Sat 5/12

10:50 a.m.-10:31 p.m.

2 stops14h 41m

C$ 640

Los AngelesOttawa

LAX Los Angeles - YOW Ottawa

LAXYOW

Los Angeles

Fri 27/11

12:30 p.m.-12:56 a.m.

1 stop9h 26m

Ottawa

Sat 5/12

10:50 a.m.-10:31 p.m.

2 stops14h 41m

C$ 643

San FranciscoOttawa

SFO San Francisco - YOW Ottawa

SFOYOW

San Francisco

Fri 30/10

5:40 p.m.-1:00 a.m.

1 stop28h 20m

Ottawa

Mon 2/11

5:30 a.m.-3:50 p.m.

2 stops13h 20m

C$ 671

San DiegoOttawa

SAN San Diego - YOW Ottawa

SANYOW

San Diego

Wed 2/12

1:30 p.m.-2:30 p.m.

1 stop22h 00m

Ottawa

Wed 9/12

6:10 a.m.-12:40 p.m.

1 stop9h 30m

C$ 707

Palm SpringsOttawa

PSP Palm Springs - YOW Ottawa

PSPYOW

Palm Springs

Thu 26/11

12:45 p.m.-12:56 a.m.

1 stop9h 11m

Ottawa

Fri 27/11

8:30 p.m.-12:02 p.m.

1 stop18h 32m

C$ 746

San DiegoOttawa

SAN San Diego - YOW Ottawa

SANYOW

San Diego

Sun 6/12

1:30 p.m.-2:30 p.m.

1 stop22h 00m

Ottawa

Sat 12/12

6:10 a.m.-12:40 p.m.

1 stop9h 30m

C$ 770

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

What is the cheapest month to fly to Ottawa?

The month of February is, on average, the cheapest month to fly to Ottawa from California, with most prices found around C$ 589. If you aren’t able to travel to Ottawa during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of C$ 698.

How far in advance should I book a flight from California 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$ 785 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$ 578 on momondo.

Can stopping save me money on California to Ottawa flights?

You could potentially save up to 18% 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

Best price found	C$ 263
Fastest flight time	7h 06m
Direct flights	None

The best one-way flight to Ottawa from California in the past 72 hours is C$ 263. The best round-trip flight deal from California to Ottawa found on momondo in the last 72 hours is C$ 543.

The fastest flight from California to Ottawa takes 7h 06m

There are no direct flights from California to Ottawa. There are no popular flight routes from California to Ottawa.

Search flight deals

Frequently asked questions about flying from California to Ottawa

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?
As of October 2026, there are 2 operators available to choose from 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
WestJet	PriceFrom C$ 569	Free Cancellation	Rating 7.2 3,447 reviews		Search WestJet flights
Air Canada	PriceFrom C$ 601	Free Cancellation	Rating 7.1 11,782 reviews		Search Air Canada flights

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Wakefield

Prescott

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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.