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

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 47% 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 November 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$ 157 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.

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

8h 55m1 stop

1:40 p.m. - 12:41 a.m.SFO-YOW

8h 01m1 stop

C$ 395Porter Airlines

Find Deal

Tue, 9 Dec - Thu, 11 Dec

5:45 p.m. - 9:33 a.m.YOW-PSP

18h 48m2 stops

1:15 p.m. - 6:21 p.m.PSP-YOW

26h 06m2 stops

C$ 415WestJet

Find Deal

Thu, 8 Jan - Sun, 25 Jan

5:40 a.m. - 9:33 p.m.YOW-LAS

18h 53m2 stops

1:25 p.m. - 5:28 a.m.LAS-YOW

13h 03m2 stops

C$ 416WestJet

Find Deal

Fri, 24 Apr - Sun, 26 Apr

9:45 a.m. - 9:06 p.m.YOW-SJC

14h 21m2 stops

8:50 a.m. - 10:26 a.m.SJC-YOW

22h 36m2 stops

C$ 421United Airlines

Find Deal

Tue, 24 Feb - Wed, 25 Feb

7:27 p.m. - 10:01 a.m.YOW-SMF

17h 34m2 stops

7:30 a.m. - 9:18 p.m.SMF-YOW

10h 48m2 stops

C$ 421United Airlines

Find Deal

Mon, 12 Jan - Wed, 14 Jan

3:00 p.m. - 10:02 p.m.YOW-LAS

10h 02m1 stop

12:40 p.m. - 12:41 a.m.LAS-YOW

9h 01m1 stop

C$ 423Porter Airlines

Find Deal

Fri, 12 Dec - Tue, 23 Dec

4:15 p.m. - 10:31 p.m.YOW-LAS

9h 16m1 stop

11:30 p.m. - 9:23 a.m.LAS-YOW

6h 53m1 stop

C$ 425Air Canada

Find Deal

Sat, 13 Dec - Mon, 15 Dec

2:50 p.m. - 10:00 p.m.YOW-LAX

10h 10m1 stop

6:10 p.m. - 6:43 a.m.LAX-YOW

9h 33m1 stop

C$ 466Air Canada

Find Deal

Wed, 28 Jan - Sat, 7 Feb

10:00 a.m. - 11:54 a.m.YOW-SBA

28h 54m3 stops

7:48 p.m. - 8:01 p.m.SBA-YOW

21h 13m3 stops

C$ 1,261American Airlines

Find Deal

Mon, 20 Apr - Mon, 4 May

9:15 a.m. - 8:48 a.m.YOW-ONT

26h 33m3 stops

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

21h 08m3 stops

C$ 1,277American Airlines

Find Deal

Thu, 1 Jan - Thu, 8 Jan

Delta flights from Ottawa to California

Our best Delta deals on Ottawa to California flight tickets

Delta

4 Feb

YOW5:40 a.m.Ottawa

12h 06m

2 stops

LAX2:46 p.m.Los Angeles

6 Feb

LAX12:15 p.m.Los Angeles

9h 25m

1 stop

YOW12:40 a.m.Ottawa

C$ 561

Find similar

Delta

11 Jan

YOW6:00 a.m.Ottawa

9h 12m

1 stop

SFO12:12 p.m.San Francisco

14 Jan

SFO5:45 a.m.San Francisco

15h 57m

2 stops

YOW12:42 a.m.Ottawa

C$ 634

Find similar

Delta

2 Dec

YOW5:40 a.m.Ottawa

11h 51m

2 stops

LAX2:31 p.m.Los Angeles

9 Dec

LAX8:25 a.m.Los Angeles

13h 17m

2 stops

YOW12:42 a.m.Ottawa

C$ 1,164

Find similar

Porter Airlines flights from Ottawa to California

Our best Porter Airlines deals on Ottawa to California flight tickets

Porter Airlines

9 Dec

YOW6:45 a.m.Ottawa

8h 55m

1 stop

SFO12:40 p.m.San Francisco

11 Dec

SFO1:40 p.m.San Francisco

8h 01m

1 stop

YOW12:41 a.m.Ottawa

C$ 395

Find similar

Porter Airlines

12 Dec

YOW3:00 p.m.Ottawa

10h 02m

1 stop

LAS10:02 p.m.Las Vegas Harry Reid Intl

23 Dec

LAS12:40 p.m.Las Vegas Harry Reid Intl

9h 01m

1 stop

YOW12:41 a.m.Ottawa

C$ 423

Find similar

Porter Airlines

5 Dec

YOW3:00 p.m.Ottawa

10h 02m

1 stop

LAS10:02 p.m.Las Vegas Harry Reid Intl

9 Dec

LAS12:40 p.m.Las Vegas Harry Reid Intl

9h 01m

1 stop

YOW12:41 a.m.Ottawa

C$ 471

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Tue 9/12

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

1 stop8h 55m

San Francisco

Thu 11/12

1:40 p.m.-12:41 a.m.

1 stop8h 01m

C$ 395

OttawaPalm Springs

YOW - PSP

YOWPSP

Ottawa

Thu 8/1

5:45 p.m.-9:33 a.m.

2 stops18h 48m

Palm Springs

Sun 25/1

1:15 p.m.-6:21 p.m.

2 stops26h 06m

C$ 415

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Fri 24/4

5:40 a.m.-9:33 p.m.

2 stops18h 53m

Las Vegas Harry Reid Intl

Sun 26/4

1:25 p.m.-5:28 a.m.

2 stops13h 03m

C$ 416

OttawaSan Jose

YOW - SJC

YOWSJC

Ottawa

Tue 24/2

9:45 a.m.-9:06 p.m.

2 stops14h 21m

San Jose

Wed 25/2

8:50 a.m.-10:26 a.m.

2 stops22h 36m

C$ 421

OttawaSacramento

YOW - SMF

YOWSMF

Ottawa

Mon 12/1

7:27 p.m.-10:01 a.m.

2 stops17h 34m

Sacramento Intl

Wed 14/1

7:30 a.m.-9:18 p.m.

2 stops10h 48m

C$ 421

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Fri 12/12

3:00 p.m.-10:02 p.m.

1 stop10h 02m

Las Vegas Harry Reid Intl

Tue 23/12

12:40 p.m.-12:41 a.m.

1 stop9h 01m

C$ 423

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Sat 13/12

4:15 p.m.-10:31 p.m.

1 stop9h 16m

Las Vegas Harry Reid Intl

Mon 15/12

11:30 p.m.-9:23 a.m.

1 stop6h 53m

C$ 425

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Wed 28/1

2:50 p.m.-10:00 p.m.

1 stop10h 10m

Los Angeles

Sat 7/2

6:10 p.m.-6:43 a.m.

1 stop9h 33m

C$ 466

OttawaSanta Barbara

YOW - SBA

YOWSBA

Ottawa

Mon 20/4

10:00 a.m.-11:54 a.m.

3 stops28h 54m

Santa Barbara

Mon 4/5

7:48 p.m.-8:01 p.m.

3 stops21h 13m

C$ 1,261

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Thu 1/1

9:15 a.m.-8:48 a.m.

3 stops26h 33m

Ontario

Thu 8/1

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

3 stops21h 08m

C$ 1,277

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$ 358, 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$ 376.

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$ 520. 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$ 578. 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$ 523. Flights to California are more costly in the afternoon, with an average ticket price of C$ 620. 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$ 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$ 360 on momondo.

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 and Tue
Airports in California	1 airport

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

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

There is 1 airport near California: 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 November 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$ 217	Free Cancellation	Rating 7.1 10,462 reviews	Search Air Canada flights
WestJet	PriceFrom C$ 246	Free Cancellation	Rating 7.2 3,164 reviews	Search WestJet flights
Porter Airlines	PriceFrom C$ 309	Free Cancellation	Rating 8.0 392 reviews	Search Porter Airlines flights
United Airlines	PriceFrom C$ 331	Free Cancellation	Rating 7.4 9,019 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.