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Cheap flights from Ottawa to California from C$ 148

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to California departing on 29/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ottawa to California

Cheap round-trip flights

WestJet Logo
5:55 a.m. - 5:16 p.m.YOW-LAX
14h 21m2 stops
WestJet Logo
7:00 a.m. - 12:40 a.m.LAX-YOW
14h 40m1 stop
C$ 348WestJet
Find Deal
Fri, 17 Oct - Sat, 8 Nov
WestJet Logo
5:55 a.m. - 5:16 p.m.YOW-LAX
14h 21m2 stops
WestJet Logo
5:45 p.m. - 12:42 a.m.LAX-YOW
27h 57m2 stops
C$ 351WestJet
Find Deal
Sun, 19 Oct - Sun, 26 Oct
Multiple Airlines Logo
10:00 a.m. - 2:47 p.m.YOW-LAS
7h 47m1 stop
Multiple Airlines Logo
1:10 p.m. - 12:42 a.m.LAS-YOW
8h 32m1 stop
C$ 359Multiple Airlines
Find Deal
Tue, 11 Nov - Fri, 14 Nov
Multiple Airlines Logo
5:55 a.m. - 11:39 a.m.YOW-LAS
8h 44m1 stop
Multiple Airlines Logo
10:07 p.m. - 5:25 p.m.LAS-YOW
16h 18m1 stop
C$ 361Multiple Airlines
Find Deal
Fri, 24 Oct - Mon, 27 Oct
United Airlines Logo
6:33 a.m. - 9:01 p.m.YOW-LAX
17h 28m1 stop
United Airlines Logo
11:20 p.m. - 10:26 a.m.LAX-YOW
8h 06m1 stop
C$ 363United Airlines
Find Deal
Fri, 17 Oct - Sat, 8 Nov
Porter Airlines Logo
6:45 a.m. - 11:42 a.m.YOW-LAS
7h 57m1 stop
Porter Airlines Logo
12:40 p.m. - 12:41 a.m.LAS-YOW
9h 01m1 stop
C$ 384Porter Airlines
Find Deal
Wed, 12 Nov - Wed, 19 Nov
United Airlines Logo
6:20 a.m. - 11:28 a.m.YOW-LAS
8h 08m1 stop
United Airlines Logo
7:15 a.m. - 5:12 p.m.LAS-YOW
6h 57m1 stop
C$ 387United Airlines
Find Deal
Wed, 29 Oct - Tue, 4 Nov
Air Canada Logo
4:10 p.m. - 10:31 p.m.YOW-LAS
9h 21m1 stop
Air Canada Logo
4:45 p.m. - 6:43 a.m.LAS-YOW
10h 58m1 stop
C$ 388Air Canada
Find Deal
Sat, 29 Nov - Sat, 6 Dec
Air Canada Logo
2:50 p.m. - 8:49 p.m.YOW-LAS
8h 59m1 stop
Air Canada Logo
4:45 p.m. - 6:43 a.m.LAS-YOW
10h 58m1 stop
C$ 390Air Canada
Find Deal
Fri, 28 Nov - Wed, 3 Dec
Porter Airlines Logo
6:45 a.m. - 11:42 a.m.YOW-LAS
7h 57m1 stop
Porter Airlines Logo
11:05 p.m. - 5:29 p.m.LAS-YOW
15h 24m1 stop
C$ 394Porter Airlines
Find Deal
Wed, 26 Nov - Sat, 6 Dec

Air Canada flights from Ottawa to California

Our best Air Canada deals on Ottawa to California flight tickets
Air Canada
29 Nov
YOW4:10 p.m.Ottawa
9h 21m
1 stop
LAS10:31 p.m.Las Vegas Harry Reid Intl
6 Dec
LAS4:45 p.m.Las Vegas Harry Reid Intl
10h 58m
1 stop
YOW6:43 a.m.Ottawa
C$ 388
Find similar
Air Canada
28 Nov
YOW2:50 p.m.Ottawa
8h 59m
1 stop
LAS8:49 p.m.Las Vegas Harry Reid Intl
3 Dec
LAS4:45 p.m.Las Vegas Harry Reid Intl
10h 58m
1 stop
YOW6:43 a.m.Ottawa
C$ 390
Find similar
Air Canada
30 Oct
YOW9:15 a.m.Ottawa
9h 02m
1 stop
LAX3:17 p.m.Los Angeles
6 Nov
LAX7:45 a.m.Los Angeles
8h 33m
1 stop
YOW7:18 p.m.Ottawa
C$ 394
Find similar

WestJet flights from Ottawa to California

Our best WestJet deals on Ottawa to California flight tickets
WestJet
17 Oct
YOW5:55 a.m.Ottawa
14h 21m
2 stops
LAX5:16 p.m.Los Angeles
8 Nov
LAX7:00 a.m.Los Angeles
14h 40m
1 stop
YOW12:40 a.m.Ottawa
C$ 348
Find similar
WestJet
19 Oct
YOW5:55 a.m.Ottawa
14h 21m
2 stops
LAX5:16 p.m.Los Angeles
26 Oct
LAX5:45 p.m.Los Angeles
27h 57m
2 stops
YOW12:42 a.m.Ottawa
C$ 351
Find similar
WestJet
17 Oct
YOW5:55 a.m.Ottawa
14h 21m
2 stops
LAX5:16 p.m.Los Angeles
8 Nov
LAX11:50 a.m.Los Angeles
26h 03m
2 stops
YOW4:53 p.m.Ottawa
C$ 354
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Ottawa to California that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 16 September 2025.
Use the filters below to find and compare flights from Ottawa to California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Fri 17/10

5:55 a.m.-5:16 p.m.

2 stops14h 21m

Los Angeles

Sat 8/11

7:00 a.m.-12:40 a.m.

1 stop14h 40m

C$ 348

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Sun 19/10

5:55 a.m.-5:16 p.m.

2 stops14h 21m

Los Angeles

Sun 26/10

5:45 p.m.-12:42 a.m.

2 stops27h 57m

C$ 351

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Tue 11/11

10:00 a.m.-2:47 p.m.

1 stop7h 47m

Las Vegas Harry Reid Intl

Fri 14/11

1:10 p.m.-12:42 a.m.

1 stop8h 32m

C$ 359

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Fri 24/10

5:55 a.m.-11:39 a.m.

1 stop8h 44m

Las Vegas Harry Reid Intl

Mon 27/10

10:07 p.m.-5:25 p.m.

1 stop16h 18m

C$ 361

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Fri 17/10

6:33 a.m.-9:01 p.m.

1 stop17h 28m

Los Angeles

Sat 8/11

11:20 p.m.-10:26 a.m.

1 stop8h 06m

C$ 363

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Wed 12/11

6:45 a.m.-11:42 a.m.

1 stop7h 57m

Las Vegas Harry Reid Intl

Wed 19/11

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

1 stop9h 01m

C$ 384

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Wed 29/10

6:20 a.m.-11:28 a.m.

1 stop8h 08m

Las Vegas Harry Reid Intl

Tue 4/11

7:15 a.m.-5:12 p.m.

1 stop6h 57m

C$ 387

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Sat 29/11

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

1 stop9h 21m

Las Vegas Harry Reid Intl

Sat 6/12

4:45 p.m.-6:43 a.m.

1 stop10h 58m

C$ 388

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Fri 28/11

2:50 p.m.-8:49 p.m.

1 stop8h 59m

Las Vegas Harry Reid Intl

Wed 3/12

4:45 p.m.-6:43 a.m.

1 stop10h 58m

C$ 390

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Wed 26/11

6:45 a.m.-11:42 a.m.

1 stop7h 57m

Las Vegas Harry Reid Intl

Sat 6/12

11:05 p.m.-5:29 p.m.

1 stop15h 24m

C$ 394

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to California from

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

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$ 356, 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$ 370.

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$ 512. 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$ 570. 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$ 516. Flights to California are more costly in the afternoon, with an average ticket price of C$ 610. 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$ 430 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$ 356 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

Direct flights

None
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?

  • 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
WestJetPriceFrom C$ 242Free CancellationRating
7.2
3,093 reviews
Search WestJet flights
Porter AirlinesPriceFrom C$ 306Free CancellationRating
7.9
363 reviews
Search Porter Airlines flights
Air CanadaPriceFrom C$ 312Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
United AirlinesPriceFrom C$ 326Free CancellationRating
7.4
8,924 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.

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Find better results for your trip to California

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Popular flights according to clicks in the last 7 days on momondo
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