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

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

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 61% 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.

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 October 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$ 257 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.

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

8h 47m1 stop Toronto Pearson Intl

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

7h 56m1 stop Toronto Pearson Intl

C$ 522Porter Airlines

Thu, 3 Dec - Tue, 8 Dec

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

8h 44m1 stop Toronto Pearson Intl

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

7h 56m1 stop Toronto Pearson Intl

C$ 527Porter Airlines

Sat, 21 Nov - Wed, 2 Dec

5:45 a.m. - 11:24 a.m.YOW Ottawa-LAX Los Angeles

8h 39m1 stop Montreal Pierre Elliott Trudeau Intl

3:30 p.m. - 1:40 a.m.LAX Los Angeles-YOW Ottawa

7h 10m1 stop Toronto Pearson Intl

C$ 571Air Canada

Sun, 22 Nov - Sun, 29 Nov

6:50 a.m. - 2:34 p.m.YOW Ottawa-LAX Los Angeles

10h 44m1 stop Toronto Pearson Intl

8:30 a.m. - 7:47 p.m.LAX Los Angeles-YOW Ottawa

8h 17m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 571Air Canada

Wed, 18 Nov - Thu, 26 Nov

7:00 a.m. - 12:31 p.m.YOW Ottawa-LAX Los Angeles

8h 31m1 stop Toronto Pearson Intl

7:41 p.m. - 10:06 p.m.LAX Los Angeles-YOW Ottawa

23h 25m2 stops Las Vegas Harry Reid Intl Toronto Pearson Intl

C$ 579Multiple Airlines

Tue, 1 Dec - Wed, 9 Dec

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

8h 43m1 stop Toronto Pearson Intl

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

13h 40m2 stops Calgary Toronto Pearson Intl

C$ 579Multiple Airlines

Mon, 1 Feb - Sun, 7 Feb

6:10 a.m. - 6:45 p.m.YOW Ottawa-LAX Los Angeles

15h 35m2 stops Calgary Edmonton

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

50h 40m2 stops Calgary Toronto Pearson Intl

C$ 583WestJet

Fri, 19 Mar - Mon, 22 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$ 583Air Transat

Sat, 20 Mar - Thu, 25 Mar

5:30 a.m. - 9:20 p.m.YOW Ottawa-LAX Los Angeles

42h 50m2 stops Toronto Pearson Intl Calgary

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

13h 40m2 stops Calgary Toronto Pearson Intl

C$ 589WestJet

Mon, 22 Feb - Fri, 26 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$ 603Air Transat

Mon, 22 Mar - Thu, 8 Apr

Cheap last-minute flights

Enter your travel dates to find the best prices.

7:05 a.m. - 12:19 p.m.YOW Ottawa-LAX Los Angeles

32h 14m2 stops Fort Lauderdale Atlanta Hartsfield-Jackson

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

8h 02m1 stop Toronto Pearson Intl

C$ 885Multiple Airlines

Tue, 3 Nov - Sat, 7 Nov

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

8h 44m1 stop Toronto Pearson Intl

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

7h 52m1 stop Toronto Pearson Intl

C$ 892Porter Airlines

Tue, 3 Nov - Thu, 5 Nov

8:00 a.m. - 5:53 p.m.YOW Ottawa-LAX Los Angeles

12h 53m2 stops Orlando Atlanta Hartsfield-Jackson

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

8h 02m1 stop Toronto Pearson Intl

C$ 947Multiple Airlines

Sat, 31 Oct - Thu, 5 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$ 997Porter Airlines

Tue, 3 Nov - Sat, 7 Nov

6:15 a.m. - 6:47 p.m.YOW Ottawa-ONT Ontario

15h 32m1 stop Chicago O'Hare Intl

7:00 a.m. - 9:16 p.m.ONT Ontario-YOW Ottawa

11h 16m1 stop Chicago O'Hare Intl

C$ 1,046United Airlines

Tue, 3 Nov - Sat, 7 Nov

6:15 a.m. - 6:01 p.m.YOW Ottawa-ONT Ontario

14h 46m2 stops Chicago O'Hare Intl San Francisco

5:00 a.m. - 9:16 p.m.ONT Ontario-YOW Ottawa

13h 16m2 stops Denver Intl Chicago O'Hare Intl

C$ 1,046United Airlines

Tue, 3 Nov - Sat, 7 Nov

7:00 a.m. - 12:45 p.m.YOW Ottawa-SFO San Francisco

8h 45m1 stop Toronto Pearson Intl

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

7h 52m1 stop Toronto Pearson Intl

C$ 1,106Air Transat

Sat, 31 Oct - Sat, 7 Nov

7:45 a.m. - 4:41 p.m.YOW Ottawa-LAX Los Angeles

11h 56m1 stop Vancouver Intl

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

9h 26m1 stop Vancouver Intl

C$ 1,108Air Canada

Tue, 3 Nov - Sat, 7 Nov

2:55 p.m. - 9:39 p.m.YOW Ottawa-LAX Los Angeles

9h 44m1 stop Montreal Pierre Elliott Trudeau Intl

11:17 p.m. - 2:09 p.m.LAX Los Angeles-YOW Ottawa

11h 52m1 stop Chicago O'Hare Intl

C$ 1,350Air Canada

Sat, 31 Oct - Thu, 5 Nov

7:00 a.m. - 12:34 p.m.YOW Ottawa-LAX Los Angeles

8h 34m1 stop Toronto Pearson Intl

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

8h 02m1 stop Toronto Pearson Intl

C$ 1,392Air Transat

Sat, 31 Oct - Thu, 5 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

18 Nov

YOW6:50 a.m.Ottawa

10h 44m

1 stop

LAX2:34 p.m.Los Angeles

26 Nov

LAX8:30 a.m.Los Angeles

8h 17m

1 stop

YOW7:47 p.m.Ottawa

C$ 571

Air Canada

12 Feb

YOW9:10 a.m.Ottawa

13h 19m

1 stop

LAX7:29 p.m.Los Angeles

20 Feb

LAX7:40 a.m.Los Angeles

8h 50m

1 stop

YOW7:30 p.m.Ottawa

C$ 578

Air Canada

17 Dec

YOW10:05 a.m.Ottawa

9h 34m

1 stop

LAX4:39 p.m.Los Angeles

21 Dec

LAX3:30 p.m.Los Angeles

7h 10m

1 stop

YOW1:40 a.m.Ottawa

C$ 582

Porter Airlines flights from Ottawa to California

Our best Porter Airlines deals on Ottawa to California flight tickets

Porter Airlines

3 Dec

YOW7:00 a.m.Ottawa

8h 47m

1 stop

SFO12:47 p.m.San Francisco

8 Dec

SFO1:45 p.m.San Francisco

7h 56m

1 stop

YOW12:41 a.m.Ottawa

C$ 522

Porter Airlines

21 Nov

YOW7:00 a.m.Ottawa

8h 44m

1 stop

SFO12:44 p.m.San Francisco

2 Dec

SFO1:45 p.m.San Francisco

7h 56m

1 stop

YOW12:41 a.m.Ottawa

C$ 527

Porter Airlines

26 Nov

YOW7:00 a.m.Ottawa

8h 44m

1 stop

SFO12:44 p.m.San Francisco

8 Dec

SFO1:45 p.m.San Francisco

7h 56m

1 stop

YOW12:41 a.m.Ottawa

C$ 537

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaSan Francisco

YOW Ottawa - SFO San Francisco

YOWSFO

Ottawa

Thu 3/12

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

1 stop8h 47m

San Francisco

Tue 8/12

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

1 stop7h 56m

C$ 522

OttawaSan Francisco

YOW Ottawa - SFO San Francisco

YOWSFO

Ottawa

Sat 21/11

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

1 stop8h 44m

San Francisco

Wed 2/12

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

1 stop7h 56m

C$ 527

Quickest round-trip

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Sun 22/11

5:45 a.m.-11:24 a.m.

1 stop8h 39m

Los Angeles

Sun 29/11

3:30 p.m.-1:40 a.m.

1 stop7h 10m

C$ 571

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Wed 18/11

6:50 a.m.-2:34 p.m.

1 stop10h 44m

Los Angeles

Thu 26/11

8:30 a.m.-7:47 p.m.

1 stop8h 17m

C$ 571

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Tue 1/12

7:00 a.m.-12:31 p.m.

1 stop8h 31m

Los Angeles

Wed 9/12

7:41 p.m.-10:06 p.m.

2 stops23h 25m

C$ 579

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Mon 1/2

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

1 stop8h 43m

Los Angeles

Sun 7/2

7:00 a.m.-11:40 p.m.

2 stops13h 40m

C$ 579

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Fri 19/3

6:10 a.m.-6:45 p.m.

2 stops15h 35m

Los Angeles

Mon 22/3

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

2 stops50h 40m

C$ 583

OttawaSan Francisco

YOW Ottawa - SFO San Francisco

YOWSFO

Ottawa

Sat 20/3

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

1 stop8h 50m

San Francisco

Thu 25/3

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

1 stop7h 56m

C$ 583

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Mon 22/2

5:30 a.m.-9:20 p.m.

2 stops42h 50m

Los Angeles

Fri 26/2

7:00 a.m.-11:40 p.m.

2 stops13h 40m

C$ 589

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

Thu 8/4

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

1 stop7h 52m

C$ 603

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 January. Flight prices, which tend to average around C$ 586, are often lower during this time because this is during the off-season. If you’re not able to fly to California in January, then September is your next best option. Flight prices from Ottawa to California during September average around C$ 601.

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$ 640 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$ 490 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$ 257
Fastest flight time	7h 54m
Direct flights	None

The best one-way flight to California from Ottawa in the past 72 hours is C$ 257. The best round-trip flight deal from Ottawa to California found on momondo in the last 72 hours is C$ 522.

The fastest flight from Ottawa to California takes 7h 54m

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 October 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$ 261	Free Cancellation	Rating 7.1 11,834 reviews	Search Air Canada flights
United Airlines	PriceFrom C$ 316	Free Cancellation	Rating 7.3 10,454 reviews	Search United Airlines flights
WestJet	PriceFrom C$ 356	Free Cancellation	Rating 7.2 3,442 reviews	Search WestJet flights
Porter Airlines	PriceFrom C$ 398	Free Cancellation	Rating 8.0 467 reviews	Search Porter Airlines flights
Air Transat	PriceFrom C$ 660	Free Cancellation	Rating 7.7 584 reviews	Search Air Transat flights
Delta	PriceFrom C$ 768	Free Cancellation	Rating 7.8 8,696 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.