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 54% 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, Air Canada, and United Airlines 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 April 2026, there are 5 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$ 178 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.

1:20 p.m. - 9:40 p.m.

YOW

LAS

11h 20m

1 stop

4:35 p.m. - 12:30 p.m.

LAS

YOW

16h 55m

1 stop

C$ 356WestJet

Fri, 5 Jun - Mon, 8 Jun

6:55 a.m. - 5:15 p.m.

YOW

LAS

13h 20m

2 stops

1:20 p.m. - 5:35 a.m.

LAS

YOW

13h 15m

2 stops

C$ 357WestJet

Tue, 2 Jun - Tue, 9 Jun

1:20 p.m. - 9:40 p.m.

YOW

LAS

11h 20m

1 stop

4:35 p.m. - 12:30 p.m.

LAS

YOW

16h 55m

1 stop

C$ 359WestJet

Sun, 24 May - Wed, 27 May

12:25 p.m. - 9:40 p.m.

YOW

LAS

12h 15m

2 stops

4:35 p.m. - 12:30 p.m.

LAS

YOW

16h 55m

1 stop

C$ 360WestJet

Sun, 3 May - Thu, 7 May

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

YOW

LAX

8h 00m

1 stop

1:00 p.m. - 12:25 a.m.

LAX

YOW

8h 25m

1 stop

C$ 408Porter Airlines

Wed, 6 May - Wed, 13 May

2:00 p.m. - 9:10 p.m.

YOW

SMF

10h 10m

1 stop

6:00 p.m. - 5:43 a.m.

SMF

YOW

8h 43m

1 stop

C$ 444Air Canada

Mon, 7 Sep - Tue, 29 Sep

2:40 p.m. - 8:54 p.m.

YOW

SMF

9h 14m

1 stop

7:01 a.m. - 9:35 p.m.

SMF

YOW

11h 34m

1 stop

C$ 485United Airlines

Tue, 5 May - Sat, 9 May

2:00 p.m. - 9:10 p.m.

YOW

SMF

10h 10m

1 stop

6:37 p.m. - 1:45 p.m.

SMF

YOW

16h 08m

2 stops

C$ 517United Airlines

Mon, 7 Sep - Tue, 29 Sep

2:00 p.m. - 9:20 p.m.

YOW

SMF

10h 20m

1 stop

11:39 p.m. - 5:07 p.m.

SMF

YOW

14h 28m

1 stop

C$ 534Air Canada

Sun, 31 May - Thu, 4 Jun

7:20 a.m. - 1:17 p.m.

YOW

SJC

32h 57m

3 stops

12:57 p.m. - 12:30 p.m.

SJC

YOW

20h 33m

2 stops

C$ 664Multiple Airlines

Fri, 22 May - Mon, 25 May

WestJet flights from Ottawa to California

Our best WestJet deals on Ottawa to California flight tickets

WestJet

5 Jun

YOW1:20 p.m.Ottawa

11h 20m

1 stop

LAS9:40 p.m.Las Vegas Harry Reid Intl

8 Jun

LAS4:35 p.m.Las Vegas Harry Reid Intl

16h 55m

1 stop

YOW12:30 p.m.Ottawa

C$ 356

WestJet

2 Jun

YOW6:55 a.m.Ottawa

13h 20m

2 stops

LAS5:15 p.m.Las Vegas Harry Reid Intl

9 Jun

LAS1:20 p.m.Las Vegas Harry Reid Intl

13h 15m

2 stops

YOW5:35 a.m.Ottawa

C$ 357

WestJet

24 May

YOW1:20 p.m.Ottawa

11h 20m

1 stop

LAS9:40 p.m.Las Vegas Harry Reid Intl

27 May

LAS4:35 p.m.Las Vegas Harry Reid Intl

16h 55m

1 stop

YOW12:30 p.m.Ottawa

C$ 359

United Airlines flights from Ottawa to California

Our best United Airlines deals on Ottawa to California flight tickets

United Airlines

24 May

YOW6:25 a.m.Ottawa

9h 37m

1 stop

LAS1:02 p.m.Las Vegas Harry Reid Intl

29 May

LAS7:03 p.m.Las Vegas Harry Reid Intl

15h 56m

1 stop

YOW1:59 p.m.Ottawa

C$ 386

United Airlines

3 May

YOW6:25 a.m.Ottawa

9h 38m

1 stop

LAS1:03 p.m.Las Vegas Harry Reid Intl

7 May

LAS10:35 p.m.Las Vegas Harry Reid Intl

7h 36m

1 stop

YOW9:11 a.m.Ottawa

C$ 393

United Airlines

13 Jun

YOW6:25 a.m.Ottawa

18h 29m

1 stop

LAS9:54 p.m.Las Vegas Harry Reid Intl

16 Jun

LAS10:00 p.m.Las Vegas Harry Reid Intl

8h 11m

1 stop

YOW9:11 a.m.Ottawa

C$ 394

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Fri 5/6

1:20 p.m.-9:40 p.m.

1 stop11h 20m

Las Vegas Harry Reid Intl

Mon 8/6

4:35 p.m.-12:30 p.m.

1 stop16h 55m

C$ 356

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Tue 2/6

6:55 a.m.-5:15 p.m.

2 stops13h 20m

Las Vegas Harry Reid Intl

Tue 9/6

1:20 p.m.-5:35 a.m.

2 stops13h 15m

C$ 357

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Sun 24/5

1:20 p.m.-9:40 p.m.

1 stop11h 20m

Las Vegas Harry Reid Intl

Wed 27/5

4:35 p.m.-12:30 p.m.

1 stop16h 55m

C$ 359

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Sun 3/5

12:25 p.m.-9:40 p.m.

2 stops12h 15m

Las Vegas Harry Reid Intl

Thu 7/5

4:35 p.m.-12:30 p.m.

1 stop16h 55m

C$ 360

Quickest round-trip

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Wed 6/5

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

1 stop8h 00m

Los Angeles

Wed 13/5

1:00 p.m.-12:25 a.m.

1 stop8h 25m

C$ 408

OttawaSacramento

YOW - SMF

YOWSMF

Ottawa

Mon 7/9

2:00 p.m.-9:10 p.m.

1 stop10h 10m

Sacramento Intl

Tue 29/9

6:00 p.m.-5:43 a.m.

1 stop8h 43m

C$ 444

OttawaSacramento

YOW - SMF

YOWSMF

Ottawa

Tue 5/5

2:40 p.m.-8:54 p.m.

1 stop9h 14m

Sacramento Intl

Sat 9/5

7:01 a.m.-9:35 p.m.

1 stop11h 34m

C$ 485

OttawaSacramento

YOW - SMF

YOWSMF

Ottawa

Mon 7/9

2:00 p.m.-9:10 p.m.

1 stop10h 10m

Sacramento Intl

Tue 29/9

6:37 p.m.-1:45 p.m.

2 stops16h 08m

C$ 517

OttawaSacramento

YOW - SMF

YOWSMF

Ottawa

Sun 31/5

2:00 p.m.-9:20 p.m.

1 stop10h 20m

Sacramento Intl

Thu 4/6

11:39 p.m.-5:07 p.m.

1 stop14h 28m

C$ 534

OttawaSan Jose

YOW - SJC

YOWSJC

Ottawa

Fri 22/5

7:20 a.m.-1:17 p.m.

3 stops32h 57m

San Jose

Mon 25/5

12:57 p.m.-12:30 p.m.

2 stops20h 33m

C$ 664

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 August. Flight prices, which tend to average around C$ 396, are often lower during this time because this is during the off-season. If you’re not able to fly to California in August, then June is your next best option. Flight prices from Ottawa to California during June average around C$ 401.

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$ 485 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$ 361 on momondo.

Can stopping save me money on Ottawa to California flights?

You could potentially save up to 25% 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 39m
Direct flights	None

The fastest flight from Ottawa to California takes 7h 39m

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 April 2026, there are 5 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
WestJet	PriceFrom C$ 240	Free Cancellation	Rating 7.2 3,322 reviews	Search WestJet flights
Porter Airlines	PriceFrom C$ 303	Free Cancellation	Rating 8.0 435 reviews	Search Porter Airlines flights
Air Canada	PriceFrom C$ 307	Free Cancellation	Rating 7.1 10,943 reviews	Search Air Canada flights
United Airlines	PriceFrom C$ 323	Free Cancellation	Rating 7.4 9,605 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.