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

United Airlines, Air Transat, and WestJet 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 60% 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$ 307 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.

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

13h 20m2 stops Toronto Pearson Intl Calgary

4:40 p.m. - 12:01 a.m.SFO San Francisco-YOW Ottawa

28h 21m1 stop Calgary

C$ 535WestJet

Thu, 19 Nov - Fri, 27 Nov

4:46 p.m. - 11:31 a.m.YOW Ottawa-SAN San Diego

21h 45m2 stops Chicago O'Hare Intl Los Angeles

7:41 p.m. - 2:09 p.m.SAN San Diego-YOW Ottawa

15h 28m2 stops San Francisco Chicago O'Hare Intl

C$ 540United Airlines

Mon, 2 Nov - Mon, 9 Nov

3:10 p.m. - 9:22 p.m.YOW Ottawa-SAN San Diego

9h 12m1 stop Newark

10:20 p.m. - 1:11 p.m.SAN San Diego-YOW Ottawa

11h 51m1 stop Newark

C$ 540United Airlines

Wed, 28 Oct - Wed, 4 Nov

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

13h 20m2 stops Toronto Pearson Intl Calgary

4:40 p.m. - 12:01 a.m.SFO San Francisco-YOW Ottawa

28h 21m1 stop Calgary

C$ 552WestJet

Thu, 19 Nov - Thu, 26 Nov

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

8h 39m1 stop Montreal Pierre Elliott Trudeau Intl

7:40 a.m. - 6:45 p.m.LAX Los Angeles-YOW Ottawa

8h 05m1 stop Toronto Pearson Intl

C$ 572Air Canada

Fri, 20 Nov - Fri, 27 Nov

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

8h 45m1 stop Toronto Pearson Intl

1:45 p.m. - 12:50 a.m.SFO San Francisco-YOW Ottawa

8h 05m1 stop Toronto Pearson Intl

C$ 572Porter Airlines

Thu, 19 Nov - Thu, 26 Nov

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

8h 45m1 stop Toronto Pearson Intl

1:45 p.m. - 12:50 a.m.SFO San Francisco-YOW Ottawa

8h 05m1 stop Toronto Pearson Intl

C$ 578Porter Airlines

Thu, 19 Nov - Thu, 26 Nov

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

8h 39m1 stop Montreal Pierre Elliott Trudeau Intl

7:40 a.m. - 7:45 p.m.LAX Los Angeles-YOW Ottawa

9h 05m1 stop Toronto Pearson Intl

C$ 581Air Canada

Thu, 29 Oct - Fri, 30 Oct

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

8h 45m1 stop Toronto Pearson Intl

1:36 p.m. - 6:00 p.m.SFO San Francisco-YOW Ottawa

49h 24m2 stops Phoenix Sky Harbor Intl Edmonton

C$ 633Multiple Airlines

Tue, 27 Oct - Tue, 3 Nov

8:40 a.m. - 4:55 p.m.YOW Ottawa-LAX Los Angeles

11h 15m1 stop Vancouver Intl

5:40 p.m. - 12:01 a.m.LAX Los Angeles-YOW Ottawa

27h 21m2 stops Vancouver Intl Calgary

C$ 651Multiple Airlines

Tue, 24 Nov - Sat, 28 Nov

Cheap last-minute flights

Enter your travel dates to find the best prices.

6:55 a.m. - 4:40 p.m.YOW Ottawa-SFO San Francisco

12h 45m2 stops Toronto Pearson Intl Calgary

6:05 p.m. - 5:35 a.m.SFO San Francisco-YOW Ottawa

8h 30m1 stop Calgary

C$ 827WestJet

Wed, 7 Oct - Wed, 21 Oct

7:20 a.m. - 4:40 p.m.YOW Ottawa-SFO San Francisco

12h 20m1 stop Calgary

6:05 p.m. - 5:35 a.m.SFO San Francisco-YOW Ottawa

8h 30m1 stop Calgary

C$ 856WestJet

Wed, 7 Oct - Wed, 21 Oct

2:00 p.m. - 10:45 a.m.YOW Ottawa-LAX Los Angeles

23h 45m2 stops Calgary Vancouver Intl

11:30 a.m. - 7:57 p.m.LAX Los Angeles-YOW Ottawa

29h 27m1 stop Vancouver Intl

C$ 884Multiple Airlines

Tue, 6 Oct - Wed, 14 Oct

9:00 a.m. - 10:45 a.m.YOW Ottawa-LAX Los Angeles

28h 45m1 stop Vancouver Intl

11:30 a.m. - 7:57 p.m.LAX Los Angeles-YOW Ottawa

29h 27m1 stop Vancouver Intl

C$ 940Multiple Airlines

Tue, 6 Oct - Wed, 14 Oct

7:00 a.m. - 1:20 p.m.YOW Ottawa-LAX Los Angeles

9h 20m1 stop Toronto Pearson Intl

2:15 p.m. - 12:25 a.m.LAX Los Angeles-YOW Ottawa

7h 10m1 stop Toronto Pearson Intl

C$ 957Porter Airlines

Thu, 8 Oct - Sat, 17 Oct

7:00 a.m. - 1:20 p.m.YOW Ottawa-LAX Los Angeles

9h 20m1 stop Toronto Pearson Intl

2:15 p.m. - 12:25 a.m.LAX Los Angeles-YOW Ottawa

7h 10m1 stop Toronto Pearson Intl

C$ 957Porter Airlines

Thu, 8 Oct - Mon, 12 Oct

6:55 a.m. - 2:20 p.m.YOW Ottawa-SFO San Francisco

10h 25m2 stops Toronto Pearson Intl Detroit Metropolitan Wayne County

6:05 p.m. - 5:35 a.m.SFO San Francisco-YOW Ottawa

8h 30m1 stop Calgary

C$ 982Delta

Tue, 6 Oct - Wed, 21 Oct

6:50 a.m. - 2:20 p.m.YOW Ottawa-SFO San Francisco

10h 30m2 stops Toronto Pearson Intl Detroit Metropolitan Wayne County

6:05 p.m. - 5:35 a.m.SFO San Francisco-YOW Ottawa

8h 30m1 stop Calgary

C$ 982Delta

Thu, 8 Oct - Wed, 21 Oct

5:20 p.m. - 10:26 p.m.YOW Ottawa-SNA Santa Ana J. Wayne/Orange Cnty

8h 06m1 stop Chicago O'Hare Intl

9:00 p.m. - 4:38 p.m.SNA Santa Ana J. Wayne/Orange Cnty-YOW Ottawa

16h 38m1 stop Newark

C$ 1,088Air Canada

Fri, 9 Oct - Fri, 16 Oct

5:20 p.m. - 12:30 a.m.YOW Ottawa-SFO San Francisco

10h 10m1 stop Chicago O'Hare Intl

6:33 p.m. - 5:58 a.m.SFO San Francisco-YOW Ottawa

8h 25m1 stop Vancouver Intl

C$ 1,133Air Canada

Fri, 9 Oct - Sun, 18 Oct

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Porter Airlines flights from Ottawa to California

Our best Porter Airlines deals on Ottawa to California flight tickets

Porter Airlines

19 Nov

YOW7:00 a.m.Ottawa

8h 45m

1 stop

SFO12:45 p.m.San Francisco

26 Nov

SFO1:45 p.m.San Francisco

8h 05m

1 stop

YOW12:50 a.m.Ottawa

C$ 572

Porter Airlines

19 Nov

YOW7:00 a.m.Ottawa

8h 45m

1 stop

SFO12:45 p.m.San Francisco

26 Nov

SFO1:45 p.m.San Francisco

8h 05m

1 stop

YOW12:50 a.m.Ottawa

C$ 578

Porter Airlines

10 Jan

YOW7:00 a.m.Ottawa

8h 34m

1 stop

LAX12:34 p.m.Los Angeles

20 Jan

LAX1:35 p.m.Los Angeles

8h 15m

1 stop

YOW12:50 a.m.Ottawa

C$ 579

Air Canada flights from Ottawa to California

Our best Air Canada deals on Ottawa to California flight tickets

Air Canada

20 Nov

YOW5:45 a.m.Ottawa

8h 39m

1 stop

LAX11:24 a.m.Los Angeles

27 Nov

LAX7:40 a.m.Los Angeles

8h 05m

1 stop

YOW6:45 p.m.Ottawa

C$ 572

Air Canada

29 Oct

YOW5:45 a.m.Ottawa

8h 39m

1 stop

LAX11:24 a.m.Los Angeles

30 Oct

LAX7:40 a.m.Los Angeles

9h 05m

1 stop

YOW7:45 p.m.Ottawa

C$ 581

Air Canada

2 Nov

YOW2:00 p.m.Ottawa

10h 34m

1 stop

LAX9:34 p.m.Los Angeles

5 Nov

LAX7:40 a.m.Los Angeles

9h 05m

1 stop

YOW7:45 p.m.Ottawa

C$ 588

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaSan Francisco

YOW Ottawa - SFO San Francisco

YOWSFO

Ottawa

Thu 19/11

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

2 stops13h 20m

San Francisco

Fri 27/11

4:40 p.m.-12:01 a.m.

1 stop28h 21m

C$ 535

OttawaSan Diego

YOW Ottawa - SAN San Diego

YOWSAN

Ottawa

Mon 2/11

4:46 p.m.-11:31 a.m.

2 stops21h 45m

San Diego

Mon 9/11

7:41 p.m.-2:09 p.m.

2 stops15h 28m

C$ 540

OttawaSan Diego

YOW Ottawa - SAN San Diego

YOWSAN

Ottawa

Wed 28/10

3:10 p.m.-9:22 p.m.

1 stop9h 12m

San Diego

Wed 4/11

10:20 p.m.-1:11 p.m.

1 stop11h 51m

C$ 540

OttawaSan Francisco

YOW Ottawa - SFO San Francisco

YOWSFO

Ottawa

Thu 19/11

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

2 stops13h 20m

San Francisco

Thu 26/11

4:40 p.m.-12:01 a.m.

1 stop28h 21m

C$ 552

Quickest round-trip

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Fri 20/11

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

1 stop8h 39m

Los Angeles

Fri 27/11

7:40 a.m.-6:45 p.m.

1 stop8h 05m

C$ 572

OttawaSan Francisco

YOW Ottawa - SFO San Francisco

YOWSFO

Ottawa

Thu 19/11

7:00 a.m.-12:45 p.m.

1 stop8h 45m

San Francisco

Thu 26/11

1:45 p.m.-12:50 a.m.

1 stop8h 05m

C$ 572

OttawaSan Francisco

YOW Ottawa - SFO San Francisco

YOWSFO

Ottawa

Thu 19/11

7:00 a.m.-12:45 p.m.

1 stop8h 45m

San Francisco

Thu 26/11

1:45 p.m.-12:50 a.m.

1 stop8h 05m

C$ 578

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Thu 29/10

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

1 stop8h 39m

Los Angeles

Fri 30/10

7:40 a.m.-7:45 p.m.

1 stop9h 05m

C$ 581

OttawaSan Francisco

YOW Ottawa - SFO San Francisco

YOWSFO

Ottawa

Tue 27/10

7:00 a.m.-12:45 p.m.

1 stop8h 45m

San Francisco

Tue 3/11

1:36 p.m.-6:00 p.m.

2 stops49h 24m

C$ 633

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Tue 24/11

8:40 a.m.-4:55 p.m.

1 stop11h 15m

Los Angeles

Sat 28/11

5:40 p.m.-12:01 a.m.

2 stops27h 21m

C$ 651

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$ 592, 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$ 615.

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$ 632 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$ 510 on momondo.

Can stopping save me money on Ottawa to California flights?

You could potentially save up to 1% 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$ 307
Fastest flight time	7h 57m
Direct flights	None

The best one-way flight to California from Ottawa in the past 72 hours is C$ 307. The best round-trip flight deal from Ottawa to California found on momondo in the last 72 hours is C$ 535.

The fastest flight from Ottawa to California takes 7h 57m

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$ 265	Free Cancellation	Rating 7.1 11,717 reviews	Search Air Canada flights
United Airlines	PriceFrom C$ 322	Free Cancellation	Rating 7.4 10,283 reviews	Search United Airlines flights
WestJet	PriceFrom C$ 360	Free Cancellation	Rating 7.2 3,450 reviews	Search WestJet flights
Porter Airlines	PriceFrom C$ 405	Free Cancellation	Rating 8.0 466 reviews	Search Porter Airlines flights
Air Transat	PriceFrom C$ 672	Free Cancellation	Rating 7.7 583 reviews	Search Air Transat flights
Delta	PriceFrom C$ 781	Free Cancellation	Rating 7.8 8,626 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.