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 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$ 157 Cheap Flights from Ottawa to California in 2025/26

1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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.

3:45 p.m. - 9:24 p.m.

YOW

SFO

8h 39m1 stop

12:50 p.m. - 12:40 a.m.

SFO

YOW

8h 50m1 stop

C$ 322WestJet

Mon, 27 Apr - Mon, 11 May

6:00 a.m. - 12:12 p.m.

YOW

SFO

9h 12m1 stop

1:00 p.m. - 12:40 a.m.

SFO

YOW

8h 40m1 stop

C$ 325WestJet

Thu, 15 Jan - Thu, 22 Jan

6:00 a.m. - 12:12 p.m.

YOW

SFO

9h 12m1 stop

10:15 a.m. - 6:21 p.m.

SFO

YOW

29h 06m2 stops

C$ 341Multiple Airlines

Thu, 15 Jan - Thu, 22 Jan

6:45 a.m. - 12:43 p.m.

YOW

SFO

8h 58m1 stop

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

SFO

YOW

7h 58m1 stop

C$ 347Porter Airlines

Thu, 15 Jan - Thu, 29 Jan

6:45 a.m. - 12:43 p.m.

YOW

SFO

8h 58m1 stop

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

SFO

YOW

7h 58m1 stop

C$ 359Porter Airlines

Sun, 18 Jan - Wed, 21 Jan

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

YOW

LAS

19h 22m1 stop

8:00 a.m. - 12:40 a.m.

LAS

YOW

13h 40m1 stop

C$ 403Multiple Airlines

Fri, 16 Jan - Thu, 22 Jan

7:27 p.m. - 9:13 a.m.

YOW

PSP

16h 46m2 stops

10:19 a.m. - 11:54 p.m.

PSP

YOW

10h 35m2 stops

C$ 409United Airlines

Mon, 19 Jan - Fri, 23 Jan

10:35 a.m. - 5:19 p.m.

YOW

SAN

9h 44m2 stops

8:40 p.m. - 1:45 p.m.

SAN

YOW

14h 05m2 stops

C$ 409United Airlines

Wed, 1 Apr - Wed, 8 Apr

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

YOW

SAN

9h 53m1 stop

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

SAN

YOW

9h 35m1 stop

C$ 410Air Canada

Wed, 1 Apr - Wed, 8 Apr

5:00 a.m. - 10:39 a.m.

YOW

PSP

8h 39m1 stop

11:25 a.m. - 11:08 p.m.

PSP

YOW

8h 43m1 stop

C$ 429Air Canada

Mon, 19 Jan - Fri, 23 Jan

Air Canada flights from Ottawa to California

Our best Air Canada deals on Ottawa to California flight tickets

Air Canada

1 Apr

YOW5:00 a.m.Ottawa

9h 53m

1 stop

SAN11:53 a.m.San Diego

8 Apr

SAN6:10 p.m.San Diego

9h 35m

1 stop

YOW6:45 a.m.Ottawa

C$ 410

Find similar

Air Canada

19 Jan

YOW5:00 a.m.Ottawa

8h 39m

1 stop

PSP10:39 a.m.Palm Springs

23 Jan

PSP11:25 a.m.Palm Springs

8h 43m

1 stop

YOW11:08 p.m.Ottawa

C$ 429

Find similar

Air Canada

21 Jan

YOW10:45 a.m.Ottawa

12h 54m

1 stop

LAS8:39 p.m.Las Vegas Harry Reid Intl

21 Jan

LAS11:30 p.m.Las Vegas Harry Reid Intl

6h 53m

1 stop

YOW9:23 a.m.Ottawa

C$ 431

Find similar

United Airlines flights from Ottawa to California

Our best United Airlines deals on Ottawa to California flight tickets

United Airlines

1 Apr

YOW10:35 a.m.Ottawa

9h 44m

2 stops

SAN5:19 p.m.San Diego

8 Apr

SAN8:40 p.m.San Diego

14h 05m

2 stops

YOW1:45 p.m.Ottawa

C$ 409

Find similar

United Airlines

13 Apr

YOW5:25 p.m.Ottawa

8h 19m

1 stop

SAN10:44 p.m.San Diego

15 Apr

SAN8:40 p.m.San Diego

14h 05m

2 stops

YOW1:45 p.m.Ottawa

C$ 418

Find similar

United Airlines

14 Apr

YOW6:52 a.m.Ottawa

18h 58m

1 stop

SJC10:50 p.m.San Jose

18 Apr

SJC3:49 p.m.San Jose

14h 22m

2 stops

YOW9:11 a.m.Ottawa

C$ 429

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Mon 27/4

3:45 p.m.-9:24 p.m.

1 stop8h 39m

San Francisco

Mon 11/5

12:50 p.m.-12:40 a.m.

1 stop8h 50m

C$ 322

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Thu 15/1

6:00 a.m.-12:12 p.m.

1 stop9h 12m

San Francisco

Thu 22/1

1:00 p.m.-12:40 a.m.

1 stop8h 40m

C$ 325

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Thu 15/1

6:00 a.m.-12:12 p.m.

1 stop9h 12m

San Francisco

Thu 22/1

10:15 a.m.-6:21 p.m.

2 stops29h 06m

C$ 341

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Thu 15/1

6:45 a.m.-12:43 p.m.

1 stop8h 58m

San Francisco

Thu 29/1

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

1 stop7h 58m

C$ 347

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Sun 18/1

6:45 a.m.-12:43 p.m.

1 stop8h 58m

San Francisco

Wed 21/1

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

1 stop7h 58m

C$ 359

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Fri 16/1

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

1 stop19h 22m

Las Vegas Harry Reid Intl

Thu 22/1

8:00 a.m.-12:40 a.m.

1 stop13h 40m

C$ 403

OttawaPalm Springs

YOW - PSP

YOWPSP

Ottawa

Mon 19/1

7:27 p.m.-9:13 a.m.

2 stops16h 46m

Palm Springs

Fri 23/1

10:19 a.m.-11:54 p.m.

2 stops10h 35m

C$ 409

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Wed 1/4

10:35 a.m.-5:19 p.m.

2 stops9h 44m

San Diego

Wed 8/4

8:40 p.m.-1:45 p.m.

2 stops14h 05m

C$ 409

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Wed 1/4

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

1 stop9h 53m

San Diego

Wed 8/4

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

1 stop9h 35m

C$ 410

OttawaPalm Springs

YOW - PSP

YOWPSP

Ottawa

Mon 19/1

5:00 a.m.-10:39 a.m.

1 stop8h 39m

Palm Springs

Fri 23/1

11:25 a.m.-11:08 p.m.

1 stop8h 43m

C$ 429

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.

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$ 510. 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$ 567. 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$ 514. Flights to California are more costly in the afternoon, with an average ticket price of C$ 608. 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$ 344 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	7h 30m
Direct flights	None

The fastest flight from Ottawa to California takes 7h 30m

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 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 10,532 reviews	Search Air Canada flights
WestJet	PriceFrom C$ 241	Free Cancellation	Rating 7.2 3,203 reviews	Search WestJet flights
Porter Airlines	PriceFrom C$ 302	Free Cancellation	Rating 8.0 399 reviews	Search Porter Airlines flights
United Airlines	PriceFrom C$ 326	Free Cancellation	Rating 7.4 9,092 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.