Which airlines fly to California?

Air Canada, United Airlines and Porter Airlines are the top three most popular airlines that fly to California from Ottawa according to our data. Air Canada is the first choice among our users, with 62% of people opting to fly with this airline when travelling to California. Keep in mind that there are 7 different airlines that fly to California on a routine basis, so you have a few additional options to choose from.

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

United Airlines, WestJet, and Air Transat are the most popular carriers operating from Ottawa to California

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

Prices for flights from Ottawa Airport to California are updated daily.

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

As of November 2026, there are 6 operators available to choose from for flights from Ottawa Airport to California.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ottawa Airport to California.

What documentation or ID do you need to fly to California?

The travel and health documents you'll need for your trip to California may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at California. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

C$ 271 Cheap Flights from Ottawa to California in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ottawa to California

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 a.m. - 12:32 p.m.YOW Ottawa-PSP Palm Springs

9h 32m1 stop Toronto Pearson Intl

1:25 p.m. - 1:40 a.m.PSP Palm Springs-YOW Ottawa

9h 15m1 stop Toronto Pearson Intl

C$ 531Air Canada

Sat, 5 Dec - Sat, 19 Dec

7:00 a.m. - 12:50 p.m.YOW Ottawa-SFO San Francisco

8h 50m1 stop Toronto Pearson Intl

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

7h 56m1 stop Toronto Pearson Intl

C$ 535Porter Airlines

Thu, 18 Mar - Fri, 26 Mar

7:00 a.m. - 12:50 p.m.YOW Ottawa-SFO San Francisco

8h 50m1 stop Toronto Pearson Intl

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

7h 56m1 stop Toronto Pearson Intl

C$ 535Porter Airlines

Tue, 16 Mar - Wed, 24 Mar

5:10 a.m. - 12:00 p.m.YOW Ottawa-SAN San Diego

9h 50m1 stop Toronto Pearson Intl

12:55 p.m. - 1:40 a.m.SAN San Diego-YOW Ottawa

9h 45m1 stop Toronto Pearson Intl

C$ 543Air Canada

Sat, 12 Dec - Fri, 25 Dec

4:36 p.m. - 11:30 a.m.YOW Ottawa-SNA Santa Ana J. Wayne/Orange Cnty

21h 54m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

3:14 p.m. - 1:11 p.m.SNA Santa Ana J. Wayne/Orange Cnty-YOW Ottawa

18h 57m2 stops Houston George Bush Intcntl Newark

C$ 556United Airlines

Fri, 5 Feb - Sun, 7 Feb

4:36 p.m. - 10:40 p.m.YOW Ottawa-SNA Santa Ana J. Wayne/Orange Cnty

9h 04m1 stop Chicago O'Hare Intl

3:14 p.m. - 1:11 p.m.SNA Santa Ana J. Wayne/Orange Cnty-YOW Ottawa

18h 57m2 stops Houston George Bush Intcntl Newark

C$ 556United Airlines

Fri, 5 Feb - Sun, 7 Feb

5:30 a.m. - 4:10 p.m.YOW Ottawa-LAX Los Angeles

13h 40m2 stops Toronto Pearson Intl Calgary

6:00 p.m. - 11:40 p.m.LAX Los Angeles-YOW Ottawa

26h 40m2 stops Calgary Toronto Pearson Intl

C$ 574WestJet

Tue, 9 Mar - Sun, 14 Mar

5:30 a.m. - 4:10 p.m.YOW Ottawa-LAX Los Angeles

13h 40m2 stops Toronto Pearson Intl Calgary

6:00 p.m. - 11:40 p.m.LAX Los Angeles-YOW Ottawa

26h 40m2 stops Calgary Toronto Pearson Intl

C$ 576WestJet

Tue, 9 Mar - Sun, 14 Mar

7:00 a.m. - 12:43 p.m.YOW Ottawa-LAX Los Angeles

8h 43m1 stop Toronto Pearson Intl

1:35 p.m. - 12:49 a.m.LAX Los Angeles-YOW Ottawa

8h 14m1 stop Toronto Pearson Intl

C$ 581Air Transat

Sun, 21 Feb - Wed, 24 Feb

7:00 a.m. - 12:50 p.m.YOW Ottawa-SFO San Francisco

8h 50m1 stop Toronto Pearson Intl

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

7h 52m1 stop Toronto Pearson Intl

C$ 595Air Transat

Mon, 22 Mar - Fri, 2 Apr

Cheap last-minute flights

Enter your travel dates to find the best prices.

7:05 a.m. - 12:47 a.m.YOW Ottawa-LAX Los Angeles

20h 42m2 stops Fort Lauderdale Houston George Bush Intcntl

7:00 a.m. - 12:41 a.m.LAX Los Angeles-YOW Ottawa

14h 41m2 stops Las Vegas Harry Reid Intl Toronto Pearson Intl

C$ 964Multiple Airlines

Mon, 16 Nov - Wed, 16 Dec

7:00 a.m. - 12:32 p.m.YOW Ottawa-LAX Los Angeles

8h 32m1 stop Toronto Pearson Intl

1:35 p.m. - 12:41 a.m.LAX Los Angeles-YOW Ottawa

8h 06m1 stop Toronto Pearson Intl

C$ 983Porter Airlines

Mon, 16 Nov - Wed, 16 Dec

7:05 a.m. - 12:47 a.m.YOW Ottawa-LAX Los Angeles

20h 42m2 stops Fort Lauderdale Houston George Bush Intcntl

1:35 p.m. - 12:37 a.m.LAX Los Angeles-YOW Ottawa

8h 02m1 stop Toronto Pearson Intl

C$ 1,009Multiple Airlines

Mon, 16 Nov - Wed, 25 Nov

7:00 a.m. - 12:32 p.m.YOW Ottawa-LAX Los Angeles

8h 32m1 stop Toronto Pearson Intl

1:35 p.m. - 12:37 a.m.LAX Los Angeles-YOW Ottawa

8h 02m1 stop Toronto Pearson Intl

C$ 1,050Air Transat

Mon, 16 Nov - Wed, 25 Nov

12:15 p.m. - 9:56 p.m.YOW Ottawa-SFO San Francisco

12h 41m2 stops Toronto Island Chicago O'Hare Intl

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

7h 52m1 stop Toronto Pearson Intl

C$ 1,108Porter Airlines

Fri, 13 Nov - Tue, 17 Nov

7:45 a.m. - 3:21 p.m.YOW Ottawa-SMF Sacramento Intl

10h 36m1 stop Vancouver Intl

6:46 p.m. - 2:09 p.m.SMF Sacramento Intl-YOW Ottawa

16h 23m2 stops San Francisco Chicago O'Hare Intl

C$ 1,266Air Canada

Fri, 13 Nov - Tue, 17 Nov

6:15 a.m. - 1:01 p.m.YOW Ottawa-SMF Sacramento Intl

9h 46m2 stops Chicago O'Hare Intl Denver Intl

6:46 p.m. - 2:09 p.m.SMF Sacramento Intl-YOW Ottawa

16h 23m2 stops San Francisco Chicago O'Hare Intl

C$ 1,273United Airlines

Fri, 13 Nov - Tue, 17 Nov

10:30 a.m. - 5:53 p.m.YOW Ottawa-SAN San Diego

10h 23m2 stops Washington, D.C. Reagan-National Houston George Bush Intcntl

4:45 p.m. - 3:07 p.m.SAN San Diego-YOW Ottawa

19h 22m2 stops Los Angeles Washington, D.C. Dulles Intl

C$ 1,307United Airlines

Wed, 11 Nov - Sun, 13 Dec

6:15 a.m. - 11:50 a.m.YOW Ottawa-SFO San Francisco

8h 35m1 stop Chicago O'Hare Intl

8:37 a.m. - 11:11 p.m.SFO San Francisco-YOW Ottawa

11h 34m1 stop Calgary

C$ 1,342Air Canada

Sun, 15 Nov - Thu, 19 Nov

4:15 p.m. - 7:53 p.m.YOW Ottawa-LAX Los Angeles

30h 38m2 stops Calgary San Francisco

7:00 a.m. - 11:40 p.m.LAX Los Angeles-YOW Ottawa

13h 40m1 stop Calgary

C$ 1,357WestJet

Thu, 12 Nov - Sat, 14 Nov

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Air Canada flights from Ottawa to California

Our best Air Canada deals on Ottawa to California flight tickets

Air Canada

5 Dec

YOW6:00 a.m.Ottawa

9h 32m

1 stop

PSP12:32 p.m.Palm Springs

19 Dec

PSP1:25 p.m.Palm Springs

9h 15m

1 stop

YOW1:40 a.m.Ottawa

C$ 531

Air Canada

12 Dec

YOW5:10 a.m.Ottawa

9h 50m

1 stop

SAN12:00 p.m.San Diego

25 Dec

SAN12:55 p.m.San Diego

9h 45m

1 stop

YOW1:40 a.m.Ottawa

C$ 543

Air Canada

27 Feb

YOW4:36 p.m.Ottawa

8h 53m

1 stop

SNA10:29 p.m.Santa Ana J. Wayne/Orange Cnty

8 Mar

SNA12:35 p.m.Santa Ana J. Wayne/Orange Cnty

9h 19m

1 stop

YOW12:54 a.m.Ottawa

C$ 545

WestJet flights from Ottawa to California

Our best WestJet deals on Ottawa to California flight tickets

WestJet

12 Feb

YOW6:10 a.m.Ottawa

14h 35m

2 stops

LAX5:45 p.m.Los Angeles

19 Feb

LAX12:10 p.m.Los Angeles

8h 30m

1 stop

YOW11:40 p.m.Ottawa

C$ 571

WestJet

9 Mar

YOW5:30 a.m.Ottawa

13h 40m

2 stops

LAX4:10 p.m.Los Angeles

14 Mar

LAX6:00 p.m.Los Angeles

26h 40m

2 stops

YOW11:40 p.m.Ottawa

C$ 576

WestJet

9 Mar

YOW5:30 a.m.Ottawa

13h 40m

2 stops

LAX4:10 p.m.Los Angeles

14 Mar

LAX7:35 p.m.Los Angeles

26h 05m

2 stops

YOW12:40 a.m.Ottawa

C$ 578

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaPalm Springs

YOW Ottawa - PSP Palm Springs

YOWPSP

Ottawa

Sat 5/12

6:00 a.m.-12:32 p.m.

1 stop9h 32m

Palm Springs

Sat 19/12

1:25 p.m.-1:40 a.m.

1 stop9h 15m

C$ 531

OttawaSan Francisco

YOW Ottawa - SFO San Francisco

YOWSFO

Ottawa

Thu 18/3

7:00 a.m.-12:50 p.m.

1 stop8h 50m

San Francisco

Fri 26/3

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

1 stop7h 56m

C$ 535

OttawaSan Francisco

YOW Ottawa - SFO San Francisco

YOWSFO

Ottawa

Tue 16/3

7:00 a.m.-12:50 p.m.

1 stop8h 50m

San Francisco

Wed 24/3

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

1 stop7h 56m

C$ 535

OttawaSan Diego

YOW Ottawa - SAN San Diego

YOWSAN

Ottawa

Sat 12/12

5:10 a.m.-12:00 p.m.

1 stop9h 50m

San Diego

Fri 25/12

12:55 p.m.-1:40 a.m.

1 stop9h 45m

C$ 543

OttawaSanta Ana

YOW Ottawa - SNA Santa Ana J. Wayne/Orange Cnty

YOWSNA

Ottawa

Fri 5/2

4:36 p.m.-11:30 a.m.

2 stops21h 54m

Santa Ana J. Wayne/Orange Cnty

Sun 7/2

3:14 p.m.-1:11 p.m.

2 stops18h 57m

C$ 556

OttawaSanta Ana

YOW Ottawa - SNA Santa Ana J. Wayne/Orange Cnty

YOWSNA

Ottawa

Fri 5/2

4:36 p.m.-10:40 p.m.

1 stop9h 04m

Santa Ana J. Wayne/Orange Cnty

Sun 7/2

3:14 p.m.-1:11 p.m.

2 stops18h 57m

C$ 556

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Tue 9/3

5:30 a.m.-4:10 p.m.

2 stops13h 40m

Los Angeles

Sun 14/3

6:00 p.m.-11:40 p.m.

2 stops26h 40m

C$ 574

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Tue 9/3

5:30 a.m.-4:10 p.m.

2 stops13h 40m

Los Angeles

Sun 14/3

6:00 p.m.-11:40 p.m.

2 stops26h 40m

C$ 576

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Sun 21/2

7:00 a.m.-12:43 p.m.

1 stop8h 43m

Los Angeles

Wed 24/2

1:35 p.m.-12:49 a.m.

1 stop8h 14m

C$ 581

Quickest round-trip

OttawaSan Francisco

YOW Ottawa - SFO San Francisco

YOWSFO

Ottawa

Mon 22/3

7:00 a.m.-12:50 p.m.

1 stop8h 50m

San Francisco

Fri 2/4

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

1 stop7h 52m

C$ 595

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 Ottawa to California

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

What is the cheapest month to fly to California?

The cheapest month to fly to California from Ottawa is in February. Flight prices, which tend to average around C$ 610, are often lower during this time because this is during the off-season. If you’re not able to fly to California in February, then January is your next best option. Flight prices from Ottawa to California during January average around C$ 610.

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

You are more likely to see cheaper flights to California from Ottawa when booking weeks ahead of your departure date. In general, you can expect to find flights to California for around C$ 648 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to California from Ottawa for as low as C$ 504 on momondo.

Can stopping save me money on Ottawa to California flights?

You could potentially save up to 11% on your flight if you consider stops on a Ottawa to California flight.

Cheap Ottawa to California flight deals and tips

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

Best price found	C$ 271
Fastest flight time	7h 17m
Direct flights	None

The best one-way flight to California from Ottawa in the past 72 hours is C$ 271. The best round-trip flight deal from Ottawa to California found on momondo in the last 72 hours is C$ 531.

The fastest flight from Ottawa to California takes 7h 17m

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

Search flight deals

Frequently asked questions about flying from Ottawa to California

When did momondo last update prices for flights from Ottawa Airport to California?
Prices for flights from Ottawa Airport to California are updated daily.
How many operators does momondo search for flights from Ottawa Airport to California?
As of November 2026, there are 6 operators available to choose from for flights from Ottawa Airport to California.
How old do you have to be to fly from Ottawa Airport to California?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ottawa Airport to California.
What documentation or ID do you need to fly to California?
The travel and health documents you'll need for your trip to California may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at California. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Ottawa to California

Compare and see reviews for airlines that fly from Ottawa to California with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom C$ 263	Free Cancellation	Rating 7.1 11,880 reviews	Search Air Canada flights
United Airlines	PriceFrom C$ 319	Free Cancellation	Rating 7.3 10,471 reviews	Search United Airlines flights
WestJet	PriceFrom C$ 359	Free Cancellation	Rating 7.2 3,436 reviews	Search WestJet flights
Porter Airlines	PriceFrom C$ 402	Free Cancellation	Rating 8.0 468 reviews	Search Porter Airlines flights
Air Transat	PriceFrom C$ 516	Free Cancellation	Rating 7.7 585 reviews	Search Air Transat flights
Delta	PriceFrom C$ 774	Free Cancellation	Rating 7.8 8,700 reviews	Search Delta flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ottawa to California. momondo saves you time and could save you money on your trip.

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

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

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

Once all potential Ottawa to California flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Ottawa to California now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to California and let you know when they change.