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

United Airlines, WestJet, 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 50% 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 February 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$ 212 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 33m

2 stops

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

LAS

YOW

13h 34m

2 stops

C$ 322WestJet

Tue, 10 Mar - Wed, 11 Mar

6:00 a.m. - 6:13 p.m.

YOW

LAS

15h 13m

1 stop

11:25 p.m. - 12:39 a.m.

LAS

YOW

22h 14m

1 stop

C$ 338WestJet

Mon, 30 Mar - Thu, 2 Apr

3:05 p.m. - 10:02 p.m.

YOW

LAS

9h 57m

1 stop

12:35 p.m. - 12:20 a.m.

LAS

YOW

8h 45m

1 stop

C$ 344Multiple Airlines

Mon, 27 Apr - Thu, 30 Apr

4:00 p.m. - 10:29 p.m.

YOW

LAS

9h 29m

1 stop

11:25 p.m. - 9:41 a.m.

LAS

YOW

7h 16m

1 stop

C$ 345Air Canada

Sat, 13 Jun - Mon, 15 Jun

5:55 a.m. - 11:40 a.m.

YOW

LAS

8h 45m

1 stop

6:10 p.m. - 5:40 a.m.

LAS

YOW

8h 30m

1 stop

C$ 350WestJet

Fri, 29 May - Tue, 2 Jun

3:10 p.m. - 10:38 p.m.

YOW

LAS

10h 28m

1 stop

8:31 p.m. - 10:03 a.m.

LAS

YOW

10h 32m

2 stops

C$ 357United Airlines

Sat, 30 May - Wed, 3 Jun

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

YOW

LAS

15h 33m

2 stops

12:40 p.m. - 12:38 a.m.

LAS

YOW

8h 58m

1 stop

C$ 359Multiple Airlines

Tue, 24 Mar - Tue, 31 Mar

3:10 p.m. - 10:15 p.m.

YOW

LAS

10h 05m

1 stop

7:07 p.m. - 10:03 a.m.

LAS

YOW

11h 56m

2 stops

C$ 361United Airlines

Tue, 21 Apr - Mon, 4 May

2:50 p.m. - 8:59 p.m.

YOW

LAX

9h 09m

1 stop

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

LAX

YOW

9h 35m

1 stop

C$ 370Air Canada

Thu, 9 Apr - Wed, 15 Apr

6:45 a.m. - 10:46 p.m.

YOW

SMF

19h 01m

2 stops

3:24 p.m. - 4:51 p.m.

SMF

YOW

22h 27m

2 stops

C$ 568American Airlines

Thu, 2 Apr - Mon, 6 Apr

Air Canada flights from Ottawa to California

Our best Air Canada deals on Ottawa to California flight tickets

Air Canada

13 Jun

YOW4:00 p.m.Ottawa

9h 29m

1 stop

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

15 Jun

LAS11:25 p.m.Las Vegas Harry Reid Intl

7h 16m

1 stop

YOW9:41 a.m.Ottawa

C$ 345

Air Canada

9 Apr

YOW2:50 p.m.Ottawa

9h 09m

1 stop

LAX8:59 p.m.Los Angeles

15 Apr

LAX6:10 p.m.Los Angeles

9h 35m

1 stop

YOW6:45 a.m.Ottawa

C$ 370

Air Canada

30 Mar

YOW4:15 p.m.Ottawa

9h 14m

1 stop

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

15 Apr

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

11h 00m

1 stop

YOW6:45 a.m.Ottawa

C$ 371

WestJet flights from Ottawa to California

Our best WestJet deals on Ottawa to California flight tickets

WestJet

10 Mar

YOW5:40 a.m.Ottawa

15h 33m

2 stops

LAS6:13 p.m.Las Vegas Harry Reid Intl

11 Mar

LAS8:05 a.m.Las Vegas Harry Reid Intl

13h 34m

2 stops

YOW12:39 a.m.Ottawa

C$ 322

WestJet

30 Mar

YOW6:00 a.m.Ottawa

15h 13m

1 stop

LAS6:13 p.m.Las Vegas Harry Reid Intl

2 Apr

LAS11:25 p.m.Las Vegas Harry Reid Intl

22h 14m

1 stop

YOW12:39 a.m.Ottawa

C$ 338

WestJet

29 May

YOW5:55 a.m.Ottawa

8h 45m

1 stop

LAS11:40 a.m.Las Vegas Harry Reid Intl

2 Jun

LAS6:10 p.m.Las Vegas Harry Reid Intl

8h 30m

1 stop

YOW5:40 a.m.Ottawa

C$ 350

Fly from

Fly to

Route

Depart

Return

Price

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Tue 10/3

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

2 stops15h 33m

Las Vegas Harry Reid Intl

Wed 11/3

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

2 stops13h 34m

C$ 322

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Mon 30/3

6:00 a.m.-6:13 p.m.

1 stop15h 13m

Las Vegas Harry Reid Intl

Thu 2/4

11:25 p.m.-12:39 a.m.

1 stop22h 14m

C$ 338

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Mon 27/4

3:05 p.m.-10:02 p.m.

1 stop9h 57m

Las Vegas Harry Reid Intl

Thu 30/4

12:35 p.m.-12:20 a.m.

1 stop8h 45m

C$ 344

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Sat 13/6

4:00 p.m.-10:29 p.m.

1 stop9h 29m

Las Vegas Harry Reid Intl

Mon 15/6

11:25 p.m.-9:41 a.m.

1 stop7h 16m

C$ 345

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Fri 29/5

5:55 a.m.-11:40 a.m.

1 stop8h 45m

Las Vegas Harry Reid Intl

Tue 2/6

6:10 p.m.-5:40 a.m.

1 stop8h 30m

C$ 350

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Sat 30/5

3:10 p.m.-10:38 p.m.

1 stop10h 28m

Las Vegas Harry Reid Intl

Wed 3/6

8:31 p.m.-10:03 a.m.

2 stops10h 32m

C$ 357

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Tue 24/3

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

2 stops15h 33m

Las Vegas Harry Reid Intl

Tue 31/3

12:40 p.m.-12:38 a.m.

1 stop8h 58m

C$ 359

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Tue 21/4

3:10 p.m.-10:15 p.m.

1 stop10h 05m

Las Vegas Harry Reid Intl

Mon 4/5

7:07 p.m.-10:03 a.m.

2 stops11h 56m

C$ 361

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Thu 9/4

2:50 p.m.-8:59 p.m.

1 stop9h 09m

Los Angeles

Wed 15/4

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

1 stop9h 35m

C$ 370

OttawaSacramento

YOW - SMF

YOWSMF

Ottawa

Thu 2/4

6:45 a.m.-10:46 p.m.

2 stops19h 01m

Sacramento Intl

Mon 6/4

3:24 p.m.-4:51 p.m.

2 stops22h 27m

C$ 568

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$ 349, 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$ 367.

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$ 450 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 23% 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 24m
Direct flights	None

The fastest flight from Ottawa to California takes 7h 24m

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 February 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$ 179	Free Cancellation	Rating 7.1 10,732 reviews	Search Air Canada flights
Porter Airlines	PriceFrom C$ 193	Free Cancellation	Rating 8.0 419 reviews	Search Porter Airlines flights
WestJet	PriceFrom C$ 237	Free Cancellation	Rating 7.2 3,270 reviews	Search WestJet flights
United Airlines	PriceFrom C$ 259	Free Cancellation	Rating 7.4 9,325 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.