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Cheap flights from Ottawa to California from C$ 261

YOW — LAX
16 Nov — 23 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to California

Enter your travel dates to find the best prices.

Cheapest flights from Ottawa to California

Wed 2/127:00 a.m. -
1 stop8h 47m
Wed 9/121:45 p.m. -
1 stop7h 56m
Deal found 15/10C$ 452
Tue 10/117:00 a.m. -
1 stop8h 44m
Wed 11/111:45 p.m. -
1 stop7h 52m
Deal found 16/10C$ 510
Tue 10/117:45 a.m. -
1 stop11h 40m
Tue 17/1112:55 p.m. -
1 stop8h 00m
Deal found 13/10C$ 511
Wed 9/127:00 a.m. -
1 stop8h 47m
Fri 11/121:45 p.m. -
1 stop7h 56m
Deal found 14/10C$ 520
Wed 28/107:00 a.m. -
1 stop8h 45m
Wed 4/111:45 p.m. -
1 stop7h 52m
Deal found 13/10C$ 524
Sun 6/126:10 a.m. -
1 stop9h 30m
Mon 14/121:30 p.m. -
1 stop31h 10m
Deal found 13/10C$ 525
Mon 14/127:00 a.m. -
1 stop8h 47m
Fri 8/11:45 p.m. -
1 stop8h 05m
Deal found 14/10C$ 528
Thu 10/125:30 a.m. -
2 stops13h 20m
Sun 13/124:40 p.m. -
1 stop28h 00m
Deal found 12/10C$ 530
Fri 30/106:00 a.m. -
2 stops19h 00m
Wed 4/114:05 p.m. -
2 stops19h 04m
Deal found 13/10C$ 531
Tue 10/117:00 a.m. -
1 stop8h 44m
Sat 14/111:45 p.m. -
1 stop7h 52m
Deal found 15/10C$ 532
Thu 19/116:10 a.m. -
1 stop12h 40m
Thu 26/114:40 p.m. -
1 stop28h 00m
Deal found 12/10C$ 545
Thu 26/116:10 a.m. -
1 stop12h 40m
Thu 3/124:40 p.m. -
1 stop28h 00m
Deal found 12/10C$ 555

Find flight deals from Ottawa to California

Round-trip from

C$ 452

One-way from

C$ 261

Popular in

October

Cheapest in

January

Average price

C$ 717
Porter Airlines
  • Porter Airlines
  • 2/12-9/12
  • 2 total stops
  • 16h 43m total
  • Ottawa to California
Search Deals
Porter Airlines
  • Porter Airlines
  • 12/11-31/12
  • 1 total stop
  • 8h 44m total
  • Ottawa to California
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2026
Search Deals

Cheapflights Fare Finder

 
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

Cheapest round-trip

OttawaSan Francisco

YOW Ottawa - SFO San Francisco

YOWSFO

Ottawa

Thu 12/11

7:00 a.m.-12:44 p.m.

1 stop8h 44m

San Francisco

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 261

OttawaSan Diego

YOW Ottawa - SAN San Diego

YOWSAN

Ottawa

Tue 1/12

7:45 a.m.-4:10 p.m.

1 stop11h 25m

San Diego

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 302

OttawaSan Diego

YOW Ottawa - SAN San Diego

YOWSAN

Ottawa

Wed 11/11

6:15 a.m.-8:37 p.m.

2 stops17h 22m

San Diego

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 302

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Wed 11/11

6:15 a.m.-4:30 p.m.

2 stops13h 15m

Los Angeles

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 319

OttawaSanta Ana

YOW Ottawa - SNA Santa Ana J. Wayne/Orange Cnty

YOWSNA

Ottawa

Wed 28/10

6:00 a.m.-5:33 p.m.

2 stops14h 33m

Santa Ana J. Wayne/Orange Cnty

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 321

OttawaSan Francisco

YOW Ottawa - SFO San Francisco

YOWSFO

Ottawa

Tue 1/12

7:00 a.m.-9:40 a.m.

2 stops29h 40m

San Francisco

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 329

OttawaPalm Springs

YOW Ottawa - PSP Palm Springs

YOWPSP

Ottawa

Sun 29/11

5:10 a.m.-11:32 a.m.

1 stop9h 22m

Palm Springs

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 329

OttawaSan Diego

YOW Ottawa - SAN San Diego

YOWSAN

Ottawa

Thu 7/1

4:15 p.m.-12:40 p.m.

1 stop23h 25m

San Diego

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 330

OttawaSan Francisco

YOW Ottawa - SFO San Francisco

YOWSFO

Ottawa

Sun 24/1

7:00 a.m.-12:45 p.m.

1 stop8h 45m

San Francisco

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 330

OttawaSan Diego

YOW Ottawa - SAN San Diego

YOWSAN

Ottawa

Thu 26/11

5:10 a.m.-12:00 p.m.

1 stop9h 50m

San Diego

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 330

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/10

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Ottawa to California

Have a flexible travel schedule? Discover the best time to fly to California from Ottawa with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Ottawa to California

What is the cheapest month to book a flight from Ottawa to California?

Currently, January is the cheapest month in which you can book a flight from Ottawa to California (average of C$ 589). Flying from Ottawa to California in December is currently the most expensive (average of C$ 743). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Ottawa to California?

Airfare is below average for this route at the moment.
Ottawa to California flights typically cost between C$ 629 and C$ 903 in February.
The cheapest round-trip price found within the last 5 days was C$ 575 on Porter Airlines (17 Feb-24 Feb).

How far ahead should I book a flight from Ottawa to California?

To ensure you get the cheapest price possible for a flight from Ottawa to California, you should look to book at least 62 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing California

Check out reviews from past customers who have flown with Porter Airlines,Delta, andUnited Airlines from Ottawa to California to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
468 reviews
Check prices

Boarding

8.2

Entertainment

7.0

Comfort

8.0

Crew

8.6

Food

7.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
Porter Airlines
8.0
Very good
468 reviews
Porter Airlines
8.0
Very good
468 reviews
Check prices

Boarding

8.2

Entertainment

7.0

Comfort

8.0

Crew

8.6

Food

7.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
Delta
7.8
Good
8,665 reviews
Porter Airlines
8.0
Very good
468 reviews
Check prices

Boarding

8.2

Entertainment

7.0

Comfort

8.0

Crew

8.6

Food

7.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
United Airlines
7.4
Good
10,382 reviews
Porter Airlines
8.0
Very good
468 reviews
Check prices

Boarding

8.2

Entertainment

7.0

Comfort

8.0

Crew

8.6

Food

7.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
WestJet
7.2
Good
3,447 reviews
Porter Airlines
8.0
Very good
468 reviews
Check prices

Boarding

8.2

Entertainment

7.0

Comfort

8.0

Crew

8.6

Food

7.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
Air Canada
7.1
Good
11,774 reviews
Porter Airlines
8.0
Very good
468 reviews
Check prices

Boarding

8.2

Entertainment

7.0

Comfort

8.0

Crew

8.6

Food

7.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.

Related info for your journey

  • What airport do you fly from for flights from Ottawa to California?

    Most people fly from Ottawa (YOW) if they book a flight from Ottawa to California. Ottawa is conveniently located just 10.6 km from Ottawa’s city centre.

  • How long is the flight from Ottawa to California?

    Departing from Ottawa to California will take you 8h 47m. Ottawa and California are separated by a distance of 3925 km. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Ottawa to California one-way?

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at C$ 240. Porter Airlines flights start at C$ 263 while deals on Air Canada start at C$ 266 one-way.

  • What are the most popular routes from Ottawa to California?

    The most popular flight routes from Ottawa to California are Ottawa - Los Angeles, Ottawa - Las Vegas Harry Reid Intl and Ottawa - San Francisco.

  • Can I find deals for flights from Ottawa to California that include hotel bookings?

    Yes. In addition to deals on Ottawa to California flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ottawa to California?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to California.

  • Can I find deals for business class flights from Ottawa to California?

    Yes. Cheapflights offers flight deals from Ottawa to California by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ottawa to California?

    Currently, January is the cheapest month in which you can book a flight from Ottawa to California (average of C$ 589). Flying from Ottawa to California in December is currently the most expensive (average of C$ 743). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Ottawa to California

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Top 6 airlines flying from Ottawa to California

AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 264AverageC$ 771FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 320AverageC$ 734FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 360AverageC$ 588FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Porter AirlinesCheapestC$ 403AverageC$ 664FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air TransatCheapestC$ 668AverageC$ 668FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
DeltaCheapestC$ 777AverageC$ 929FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

Fly with Cheapflights

How does Cheapflights help users find flights from Ottawa to California?

Cheapflights helps you search for flights from Ottawa to California via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Ottawa to California?

Cheapflights simply makes it quick and affordable to book flights from Ottawa to California by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Ottawa to California with no change fees?

Certainly. Search results for flights to California from Ottawa shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Ottawa to California become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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