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

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

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.

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 January 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$ 176 Cheap Flights from Ottawa to California in 2026

1 adult

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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.

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

YOW

LAS

15h 33m2 stops

8:05 a.m. - 12:39 a.m.

LAS

YOW

13h 34m2 stops

C$ 251WestJet

Mon, 6 Apr - Wed, 8 Apr

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

YOW

LAS

15h 33m2 stops

11:20 a.m. - 12:40 a.m.

LAS

YOW

10h 20m1 stop

C$ 259WestJet

Mon, 6 Apr - Wed, 8 Apr

6:40 a.m. - 12:45 p.m.

YOW

SFO

9h 05m1 stop

1:45 p.m. - 12:43 a.m.

SFO

YOW

7h 58m1 stop

C$ 343Porter Airlines

Mon, 23 Feb - Fri, 27 Feb

6:40 a.m. - 12:45 p.m.

YOW

SFO

9h 05m1 stop

1:45 p.m. - 12:43 a.m.

SFO

YOW

7h 58m1 stop

C$ 347Porter Airlines

Sun, 22 Feb - Fri, 27 Feb

5:00 a.m. - 11:53 a.m.

YOW

SAN

9h 53m1 stop

6:05 p.m. - 6:43 a.m.

SAN

YOW

9h 38m1 stop

C$ 376Air Canada

Thu, 19 Feb - Thu, 26 Feb

7:45 a.m. - 5:24 p.m.

YOW

SAN

12h 39m1 stop

6:05 p.m. - 6:43 a.m.

SAN

YOW

9h 38m1 stop

C$ 383Air Canada

Tue, 10 Mar - Thu, 12 Mar

5:11 p.m. - 9:48 a.m.

YOW

SMF

19h 37m2 stops

10:50 a.m. - 9:18 p.m.

SMF

YOW

7h 28m1 stop

C$ 405United Airlines

Fri, 23 Jan - Mon, 26 Jan

5:11 p.m. - 9:48 a.m.

YOW

SMF

19h 37m2 stops

7:15 a.m. - 6:52 p.m.

SMF

YOW

8h 37m1 stop

C$ 406United Airlines

Fri, 23 Jan - Mon, 26 Jan

5:40 a.m. - 12:36 p.m.

YOW

LAX

9h 56m1 stop

7:00 a.m. - 12:39 a.m.

LAX

YOW

14h 39m2 stops

C$ 447Multiple Airlines

Wed, 11 Feb - Sun, 15 Feb

10:35 a.m. - 5:51 p.m.

YOW

SAN

10h 16m1 stop

2:38 p.m. - 12:39 a.m.

SAN

YOW

31h 01m2 stops

C$ 457Multiple Airlines

Thu, 19 Feb - Thu, 26 Feb

Air Canada flights from Ottawa to California

Our best Air Canada deals on Ottawa to California flight tickets

Air Canada

14 Apr

YOW6:00 a.m.Ottawa

8h 09m

1 stop

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

20 Apr

LAS4:45 p.m.Las Vegas Harry Reid Intl

11h 00m

1 stop

YOW6:45 a.m.Ottawa

C$ 314

Find similar

Air Canada

19 Feb

YOW5:00 a.m.Ottawa

9h 53m

1 stop

SAN11:53 a.m.San Diego

26 Feb

SAN6:05 p.m.San Diego

9h 38m

1 stop

YOW6:43 a.m.Ottawa

C$ 376

Find similar

Air Canada

10 Mar

YOW7:45 a.m.Ottawa

12h 39m

1 stop

SAN5:24 p.m.San Diego

12 Mar

SAN6:05 p.m.San Diego

9h 38m

1 stop

YOW6:43 a.m.Ottawa

C$ 383

Find similar

United Airlines flights from Ottawa to California

Our best United Airlines deals on Ottawa to California flight tickets

United Airlines

20 Jan

YOW7:27 p.m.Ottawa

18h 30m

1 stop

LAS10:57 a.m.Las Vegas Harry Reid Intl

28 Jan

LAS7:15 a.m.Las Vegas Harry Reid Intl

6h 57m

1 stop

YOW5:12 p.m.Ottawa

C$ 315

Find similar

United Airlines

14 Apr

YOW10:44 a.m.Ottawa

10h 30m

1 stop

LAS6:14 p.m.Las Vegas Harry Reid Intl

16 Apr

LAS11:45 p.m.Las Vegas Harry Reid Intl

7h 18m

1 stop

YOW10:03 a.m.Ottawa

C$ 332

Find similar

United Airlines

17 Feb

YOW5:11 p.m.Ottawa

18h 57m

2 stops

LAS9:08 a.m.Las Vegas Harry Reid Intl

10 Mar

LAS3:47 p.m.Las Vegas Harry Reid Intl

15h 39m

2 stops

YOW10:26 a.m.Ottawa

C$ 350

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Mon 6/4

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

2 stops15h 33m

Las Vegas Harry Reid Intl

Wed 8/4

8:05 a.m.-12:39 a.m.

2 stops13h 34m

C$ 251

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Mon 6/4

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

2 stops15h 33m

Las Vegas Harry Reid Intl

Wed 8/4

11:20 a.m.-12:40 a.m.

1 stop10h 20m

C$ 259

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Mon 23/2

6:40 a.m.-12:45 p.m.

1 stop9h 05m

San Francisco

Fri 27/2

1:45 p.m.-12:43 a.m.

1 stop7h 58m

C$ 343

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Sun 22/2

6:40 a.m.-12:45 p.m.

1 stop9h 05m

San Francisco

Fri 27/2

1:45 p.m.-12:43 a.m.

1 stop7h 58m

C$ 347

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Thu 19/2

5:00 a.m.-11:53 a.m.

1 stop9h 53m

San Diego

Thu 26/2

6:05 p.m.-6:43 a.m.

1 stop9h 38m

C$ 376

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Tue 10/3

7:45 a.m.-5:24 p.m.

1 stop12h 39m

San Diego

Thu 12/3

6:05 p.m.-6:43 a.m.

1 stop9h 38m

C$ 383

OttawaSacramento

YOW - SMF

YOWSMF

Ottawa

Fri 23/1

5:11 p.m.-9:48 a.m.

2 stops19h 37m

Sacramento Intl

Mon 26/1

10:50 a.m.-9:18 p.m.

1 stop7h 28m

C$ 405

OttawaSacramento

YOW - SMF

YOWSMF

Ottawa

Fri 23/1

5:11 p.m.-9:48 a.m.

2 stops19h 37m

Sacramento Intl

Mon 26/1

7:15 a.m.-6:52 p.m.

1 stop8h 37m

C$ 406

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Wed 11/2

5:40 a.m.-12:36 p.m.

1 stop9h 56m

Los Angeles

Sun 15/2

7:00 a.m.-12:39 a.m.

2 stops14h 39m

C$ 447

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Thu 19/2

10:35 a.m.-5:51 p.m.

1 stop10h 16m

San Diego

Thu 26/2

2:38 p.m.-12:39 a.m.

2 stops31h 01m

C$ 457

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$ 351, 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$ 369.

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$ 438 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$ 335 on momondo.

Can stopping save me money on Ottawa to California flights?

You could potentially save up to 6% 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	8h 14m
Direct flights	None

The fastest flight from Ottawa to California takes 8h 14m

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

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 January 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$ 213	Free Cancellation	Rating 7.1 10,599 reviews	Search Air Canada flights
WestJet	PriceFrom C$ 240	Free Cancellation	Rating 7.2 3,235 reviews	Search WestJet flights
Porter Airlines	PriceFrom C$ 301	Free Cancellation	Rating 8.0 406 reviews	Search Porter Airlines flights
United Airlines	PriceFrom C$ 326	Free Cancellation	Rating 7.4 9,137 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.