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Cheap flights from Ottawa to California from C$ 176

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/4. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — LAX
30 Mar — 6 Apr1
1 adult

Cheap flight deals from Ottawa to California

Keep the following information in mind while searching for Ottawa to California flight deals. Data was last updated 25 March 2025.

Round-trip from

C$ 282

One-way from

C$ 176

Popular in

December

Cheapest in

January

Average price

C$ 480
Porter Airlines
  • Porter Airlines
  • 7/4-10/4
  • 1 total stop
  • 12h 15m total
  • Ottawa to California
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Porter Airlines
  • Porter Airlines
  • 13/4
  • Nonstop
  • 5h 30m total
  • Ottawa to California
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 27 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
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Find flight deals from Ottawa to California

Cheapest flights from Ottawa to California
Explore the most affordable flight options available from Ottawa to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 March 2025.

Mon 7/46:10 p.m.YOW - LAS
Nonstop5h 30mPorter Airlines
Thu 10/410:35 p.m.LAS - YOW
1 stop6h 45mPorter Airlines
Deal found 24/3C$ 282
Sun 4/57:50 a.m.YOW - LAS
2 stops14h 48mWestJet
Sat 10/58:00 a.m.LAS - YOW
2 stops13h 22mWestJet
Deal found 22/3C$ 304
Wed 7/59:05 a.m.YOW - LAS
Nonstop5h 20mAir Transat
Wed 14/512:20 p.m.LAS - YOW
Nonstop4h 35mAir Transat
Deal found 23/3C$ 309
Wed 7/57:50 a.m.YOW - LAX
2 stops13h 20mWestJet
Wed 14/57:00 a.m.LAX - YOW
2 stops14h 22mWestJet
Deal found 24/3C$ 321
Wed 7/56:33 a.m.YOW - LAS
1 stop18h 39mAir Canada
Wed 14/57:00 a.m.LAS - YOW
1 stop11h 35mAir Canada
Deal found 23/3C$ 327
Sun 4/59:05 a.m.YOW - LAS
Nonstop5h 20mMultiple Airlines
Sat 10/56:20 p.m.LAS - YOW
1 stop9h 25mMultiple Airlines
Deal found 22/3C$ 334
Wed 7/52:30 p.m.YOW - LAX
1 stop8h 20mAir Canada
Wed 14/510:20 p.m.LAX - YOW
1 stop7h 41mAir Canada
Deal found 24/3C$ 340
Wed 21/56:00 a.m.YOW - SFO
1 stop9h 05mWestJet
Sun 25/56:05 p.m.SFO - YOW
1 stop9h 40mWestJet
Deal found 24/3C$ 354
Tue 24/67:00 a.m.YOW - LAX
1 stop8h 10mPorter Airlines
Wed 2/71:05 p.m.LAX - YOW
1 stop8h 16mPorter Airlines
Deal found 24/3C$ 360
Thu 8/510:37 a.m.YOW - LAX
1 stop16h 22mUnited Airlines
Wed 14/56:00 a.m.LAX - YOW
1 stop12h 35mUnited Airlines
Deal found 25/3C$ 370
Sat 3/56:05 a.m.YOW - LAS
2 stops11h 50mUnited Airlines
Mon 5/512:59 a.m.LAS - YOW
2 stops10h 28mUnited Airlines
Deal found 23/3C$ 384
Fri 4/46:15 a.m.YOW - SFO
1 stop9h 24mPorter Airlines
Mon 7/41:40 p.m.SFO - YOW
1 stop8h 00mPorter Airlines
Deal found 24/3C$ 393

Cheapflights 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, Cheapflights users made 629,999 searches. Data last updated 25 March 2025.
Use the filters below to find and compare flights from Ottawa to California that are best for you.

Fly from

Ottawa

Fly to

California

Route

Depart

Return

Price

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Mon 7/4

6:10 p.m.-8:40 p.m.

Nonstop5h 30m

Las Vegas Harry Reid Intl

Thu 10/4

10:35 p.m.-8:20 a.m.

1 stop6h 45m

C$ 282

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Wed 7/5

7:50 a.m.-6:10 p.m.

2 stops13h 20m

Los Angeles

Wed 14/5

7:00 a.m.-12:22 a.m.

2 stops14h 22m

C$ 321

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Fri 9/5

12:20 p.m.-6:42 p.m.

1 stop9h 22m

Las Vegas Harry Reid Intl

Tue 13/5

6:20 p.m.-6:45 a.m.

1 stop9h 25m

C$ 324

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Sun 4/5

9:05 a.m.-11:25 a.m.

Nonstop5h 20m

Las Vegas Harry Reid Intl

Fri 9/5

12:20 p.m.-7:55 p.m.

Nonstop4h 35m

C$ 331

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Mon 21/4

6:10 p.m.-8:40 p.m.

Nonstop5h 30m

Las Vegas Harry Reid Intl

Tue 22/4

10:35 p.m.-8:20 a.m.

1 stop6h 45m

C$ 340

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Wed 7/5

2:30 p.m.-7:50 p.m.

1 stop8h 20m

Los Angeles

Wed 14/5

10:20 p.m.-9:01 a.m.

1 stop7h 41m

C$ 340

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Fri 11/4

6:33 a.m.-12:56 p.m.

1 stop9h 23m

Las Vegas Harry Reid Intl

Mon 14/4

11:59 p.m.-5:06 p.m.

1 stop14h 07m

C$ 347

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Wed 21/5

6:00 a.m.-12:05 p.m.

1 stop9h 05m

San Francisco

Sun 25/5

6:05 p.m.-6:45 a.m.

1 stop9h 40m

C$ 354

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Tue 24/6

7:00 a.m.-12:10 p.m.

1 stop8h 10m

Los Angeles

Wed 2/7

1:05 p.m.-12:21 a.m.

1 stop8h 16m

C$ 360

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Thu 8/5

10:37 a.m.-11:59 p.m.

1 stop16h 22m

Los Angeles

Wed 14/5

6:00 a.m.-9:35 p.m.

1 stop12h 35m

C$ 370

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/3

Showing 1-10 of 60 results
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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
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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, September is the cheapest month in which you can book a flight from Ottawa to California (average of C$ 231). Flying from Ottawa to California in July is currently the most expensive (average of C$ 314). 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.

What is the cheapest time of day to fly from YOW to CA?

Find hourly flight availability from Ottawa to California. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 25 March 2025.

When flying from Ottawa to California, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in California by month

Plan your trip to California by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in California ranges from 0.0 - 87.0 mm per month. February is typically the wettest month, when rainfall can reach 87.0 mm. July is typically the driest time to visit California when rainfall is around 0.0 mm.

Temperature in California by month

Plan your trip to California by taking into account the average temperature totals by month.

If weather is an important factor for your trip to California, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

Reviews of airlines servicing California

Get insights into the airlines that provide service to California. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to California. Reviews last updated 25 March 2025.
To help decide which airline to fly from Ottawa to California, see what other customers have to say about Delta, Porter Airlines and Air Transat. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,890 reviews
Check prices

Comfort

8.0

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,890 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Comfort

8.0

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Porter Airlines
7.9
Good
275 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Comfort

8.0

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Transat
7.8
Good
381 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Comfort

8.0

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,605 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Comfort

8.0

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
WestJet
7.2
Good
2,785 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Comfort

8.0

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Ottawa to California. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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.

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

    To fly one-way, consider booking your trip with Porter Airlines, which is currently one of the cheapest options available, starting at C$ 176. Air Canada flights start at C$ 189 while deals on WestJet start at C$ 203 one-way.

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

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

  • 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, September is the cheapest month in which you can book a flight from Ottawa to California (average of C$ 231). Flying from Ottawa to California in July is currently the most expensive (average of C$ 314). 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

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Alternative routes for Ottawa to California

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Ottawa to California

Discover the top 4 airlines that operate flights from Ottawa to California. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 25 March 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 305AverageC$ 609FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Porter AirlinesCheapestC$ 344AverageC$ 595FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 350AverageC$ 819FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 362AverageC$ 875FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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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