Which airlines fly to California?

Air Canada, Porter Airlines and United 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 48% of people opting to fly with this airline when travelling to California. Keep in mind that there are 6 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?

WestJet, Porter Airlines, and Air Canada 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 December 2025, 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$ 181 Cheap Flights from Ottawa to California in 2025/26

1 adult

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Find the cheapest flights from Ottawa to California

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:45 p.m. - 9:29 p.m.

YOW

LAS

8h 44m1 stop

11:30 a.m. - 12:40 a.m.

LAS

YOW

10h 10m1 stop

C$ 404WestJet

Sun, 3 May - Fri, 8 May

5:40 a.m. - 10:02 p.m.

YOW

LAS

19h 22m1 stop

12:40 p.m. - 12:42 a.m.

LAS

YOW

9h 02m1 stop

C$ 405Multiple Airlines

Thu, 8 Jan - Tue, 13 Jan

5:40 a.m. - 6:13 p.m.

YOW

LAS

15h 33m2 stops

9:15 p.m. - 12:39 a.m.

LAS

YOW

24h 24m2 stops

C$ 407WestJet

Tue, 24 Feb - Sun, 1 Mar

6:05 p.m. - 10:29 p.m.

YOW

LAS

7h 24m1 stop

12:10 p.m. - 11:04 p.m.

LAS

YOW

7h 54m1 stop

C$ 411Air Canada

Sat, 4 Apr - Sat, 11 Apr

6:45 a.m. - 12:38 p.m.

YOW

SFO

8h 53m1 stop

1:40 p.m. - 12:43 a.m.

SFO

YOW

8h 03m1 stop

C$ 418Porter Airlines

Wed, 28 Jan - Wed, 4 Feb

5:25 p.m. - 10:50 p.m.

YOW

SJC

8h 25m1 stop

3:49 p.m. - 9:11 a.m.

SJC

YOW

14h 22m2 stops

C$ 418United Airlines

Tue, 14 Apr - Sat, 18 Apr

9:45 a.m. - 8:50 p.m.

YOW

SMF

14h 05m1 stop

8:30 p.m. - 1:32 p.m.

SMF

YOW

14h 02m2 stops

C$ 418United Airlines

Fri, 9 Jan - Mon, 12 Jan

6:45 a.m. - 12:38 p.m.

YOW

SFO

8h 53m1 stop

1:40 p.m. - 12:43 a.m.

SFO

YOW

8h 03m1 stop

C$ 452Porter Airlines

Wed, 28 Jan - Wed, 4 Feb

5:11 p.m. - 10:59 p.m.

YOW

LAX

8h 48m1 stop

7:45 a.m. - 6:38 p.m.

LAX

YOW

7h 53m1 stop

C$ 501Air Canada

Sat, 10 Jan - Fri, 16 Jan

6:45 a.m. - 6:20 p.m.

YOW

ONT

14h 35m3 stops

4:45 p.m. - 4:53 p.m.

ONT

YOW

21h 08m3 stops

C$ 1,078American Airlines

Sat, 24 Jan - Sat, 31 Jan

Air Canada flights from Ottawa to California

Our best Air Canada deals on Ottawa to California flight tickets

Air Canada

4 Apr

YOW6:05 p.m.Ottawa

7h 24m

1 stop

LAS10:29 p.m.Las Vegas Harry Reid Intl

11 Apr

LAS12:10 p.m.Las Vegas Harry Reid Intl

7h 54m

1 stop

YOW11:04 p.m.Ottawa

C$ 411

Find similar

Air Canada

7 Apr

YOW8:25 p.m.Ottawa

17h 44m

1 stop

LAS11:09 a.m.Las Vegas Harry Reid Intl

11 Apr

LAS12:10 p.m.Las Vegas Harry Reid Intl

7h 54m

1 stop

YOW11:04 p.m.Ottawa

C$ 434

Find similar

Air Canada

21 Jan

YOW5:00 a.m.Ottawa

9h 20m

1 stop

LAS11:20 a.m.Las Vegas Harry Reid Intl

25 Jan

LAS3:05 p.m.Las Vegas Harry Reid Intl

7h 33m

1 stop

YOW1:38 a.m.Ottawa

C$ 439

Find similar

American Airlines flights from Ottawa to California

Our best American Airlines deals on Ottawa to California flight tickets

American Airlines

15 Jan

YOW6:45 a.m.Ottawa

16h 51m

2 stops

LAX8:36 p.m.Los Angeles

18 Jan

LAX6:00 p.m.Los Angeles

19h 53m

2 stops

YOW4:53 p.m.Ottawa

C$ 648

Find similar

American Airlines

22 Dec

YOW9:10 a.m.Ottawa

13h 59m

3 stops

SFO8:09 p.m.San Francisco

12 Jan

SFO2:36 p.m.San Francisco

23h 17m

2 stops

YOW4:53 p.m.Ottawa

C$ 1,193

Find similar

American Airlines

22 Dec

YOW6:45 a.m.Ottawa

16h 24m

3 stops

SFO8:09 p.m.San Francisco

29 Dec

SFO2:03 p.m.San Francisco

23h 48m

2 stops

YOW4:51 p.m.Ottawa

C$ 1,298

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Sun 3/5

3:45 p.m.-9:29 p.m.

1 stop8h 44m

Las Vegas Harry Reid Intl

Fri 8/5

11:30 a.m.-12:40 a.m.

1 stop10h 10m

C$ 404

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Thu 8/1

5:40 a.m.-10:02 p.m.

1 stop19h 22m

Las Vegas Harry Reid Intl

Tue 13/1

12:40 p.m.-12:42 a.m.

1 stop9h 02m

C$ 405

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Tue 24/2

5:40 a.m.-6:13 p.m.

2 stops15h 33m

Las Vegas Harry Reid Intl

Sun 1/3

9:15 p.m.-12:39 a.m.

2 stops24h 24m

C$ 407

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Sat 4/4

6:05 p.m.-10:29 p.m.

1 stop7h 24m

Las Vegas Harry Reid Intl

Sat 11/4

12:10 p.m.-11:04 p.m.

1 stop7h 54m

C$ 411

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Wed 28/1

6:45 a.m.-12:38 p.m.

1 stop8h 53m

San Francisco

Wed 4/2

1:40 p.m.-12:43 a.m.

1 stop8h 03m

C$ 418

OttawaSan Jose

YOW - SJC

YOWSJC

Ottawa

Tue 14/4

5:25 p.m.-10:50 p.m.

1 stop8h 25m

San Jose

Sat 18/4

3:49 p.m.-9:11 a.m.

2 stops14h 22m

C$ 418

OttawaSacramento

YOW - SMF

YOWSMF

Ottawa

Fri 9/1

9:45 a.m.-8:50 p.m.

1 stop14h 05m

Sacramento Intl

Mon 12/1

8:30 p.m.-1:32 p.m.

2 stops14h 02m

C$ 418

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Wed 28/1

6:45 a.m.-12:38 p.m.

1 stop8h 53m

San Francisco

Wed 4/2

1:40 p.m.-12:43 a.m.

1 stop8h 03m

C$ 452

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Sat 10/1

5:11 p.m.-10:59 p.m.

1 stop8h 48m

Los Angeles

Fri 16/1

7:45 a.m.-6:38 p.m.

1 stop7h 53m

C$ 501

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sat 24/1

6:45 a.m.-6:20 p.m.

3 stops14h 35m

Ontario

Sat 31/1

4:45 p.m.-4:53 p.m.

3 stops21h 08m

C$ 1,078

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 May. Flight prices, which tend to average around C$ 352, are often lower during this time because this is during the off-season. If you’re not able to fly to California in May, then August is your next best option. Flight prices from Ottawa to California during August average around C$ 370.

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

According to our data, Wednesday is the cheapest day to fly to California from Ottawa. The lowest ticket price found for a Wednesday departure recently was C$ 511. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Ottawa to California on a Friday will generally be more expensive and average around C$ 569. 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 California?

Our data shows that the cheapest Ottawa to California flights are usually those with departure times at noon. Our users have found flights to California at noon for as low as C$ 515. Flights to California are more costly in the afternoon, with an average ticket price of C$ 609. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight 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$ 437 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$ 345 on momondo.

Can stopping save me money on Ottawa to California flights?

You could potentially save up to 10% 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

Fastest flight time	5h 20m
Direct flights	Mon, Tue and Sat
Airports in California	418 airports

The fastest flight from Ottawa to California takes 5h 20m

Direct flights go from Ottawa to California on Monday, Tuesday and Saturday. There are no airlines offering direct flights.

There are 418 airports in California. From Ottawa there are direct flights to Las Vegas Harry Reid Intl (LAS).

Search flight deals

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 December 2025, 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$ 213	Free Cancellation	Rating 7.1 10,514 reviews	Search Air Canada flights
WestJet	PriceFrom C$ 241	Free Cancellation	Rating 7.2 3,194 reviews	Search WestJet flights
Porter Airlines	PriceFrom C$ 303	Free Cancellation	Rating 8.0 397 reviews	Search Porter Airlines flights
United Airlines	PriceFrom C$ 326	Free Cancellation	Rating 7.4 9,095 reviews	Search United Airlines 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.