Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Ottawa to California from C$ 179

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
25 Feb — 4 Mar1
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 20 February 2025.

Round-trip from

C$ 298

One-way from

C$ 179

Popular in

December

Cheapest in

January

Average price

C$ 457
Porter Airlines
  • Porter Airlines
  • 3/3-12/3
  • Nonstop
  • 10h 05m total
  • Ottawa to California
Search Deals
Porter Airlines
  • Porter Airlines
  • 13/4
  • Nonstop
  • 5h 30m total
  • Ottawa to California
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

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 20 February 2025.

Mon 3/36:10 p.m.YOW - LAS
Nonstop5h 30mPorter Airlines
Wed 12/39:10 a.m.LAS - YOW
Nonstop4h 35mPorter Airlines
Deal found 20/2C$ 298
Tue 4/35:55 a.m.YOW - LAS
2 stops14h 49mWestJet
Tue 11/31:20 p.m.LAS - YOW
1 stop8h 24mWestJet
Deal found 20/2C$ 301
Tue 4/310:30 a.m.YOW - LAS
2 stops14h 22mUnited Airlines
Tue 4/312:59 a.m.LAS - YOW
2 stops10h 36mUnited Airlines
Deal found 19/2C$ 317
Tue 4/36:15 a.m.YOW - LAS
1 stop9h 17mMultiple Airlines
Fri 7/310:35 p.m.LAS - YOW
1 stop6h 42mMultiple Airlines
Deal found 19/2C$ 338
Sun 27/45:15 a.m.YOW - LAX
1 stop8h 09mAir Canada
Wed 7/510:30 p.m.LAX - YOW
1 stop8h 55mAir Canada
Deal found 19/2C$ 345
Wed 26/22:50 p.m.YOW - ONT
2 stops19h 36mMultiple Airlines
Wed 5/32:43 p.m.ONT - YOW
2 stops14h 34mMultiple Airlines
Deal found 20/2C$ 347
Tue 8/46:00 a.m.YOW - SFO
1 stop10h 55mAir Canada
Tue 15/48:30 a.m.SFO - YOW
1 stop10h 04mAir Canada
Deal found 20/2C$ 355
Fri 14/32:50 p.m.YOW - LAX
1 stop9h 47mPorter Airlines
Wed 19/37:00 a.m.LAX - YOW
1 stop8h 17mPorter Airlines
Deal found 19/2C$ 357
Mon 3/311:25 a.m.YOW - LAS
2 stops10h 27mAir Canada
Tue 11/37:11 a.m.LAS - YOW
2 stops8h 47mAir Canada
Deal found 19/2C$ 361
Wed 26/25:55 a.m.YOW - LAX
2 stops13h 59mWestJet
Wed 5/37:00 a.m.LAX - YOW
2 stops10h 47mWestJet
Deal found 20/2C$ 362
Fri 14/32:50 p.m.YOW - LAX
1 stop9h 47mMultiple Airlines
Wed 19/37:00 a.m.LAX - YOW
2 stops10h 47mMultiple Airlines
Deal found 19/2C$ 365
Sat 17/56:33 a.m.YOW - LAX
1 stop13h 05mUnited Airlines
Sat 24/511:25 p.m.LAX - YOW
1 stop11h 39mUnited Airlines
Deal found 20/2C$ 368

Find flights from Ottawa to California within your budget

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 20 February 2025.

Fly from

Ottawa

Fly to

California

Route

Depart

Return

Price

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Mon 3/3

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

Nonstop5h 30m

Las Vegas Harry Reid Intl

Wed 12/3

9:10 a.m.-4:45 p.m.

Nonstop4h 35m

C$ 298

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Tue 4/3

5:55 a.m.-5:44 p.m.

2 stops14h 49m

Las Vegas Harry Reid Intl

Tue 11/3

1:20 p.m.-12:44 a.m.

1 stop8h 24m

C$ 301

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Tue 4/3

10:30 a.m.-9:52 p.m.

2 stops14h 22m

Las Vegas Harry Reid Intl

Tue 4/3

12:59 a.m.-2:35 p.m.

2 stops10h 36m

C$ 317

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Tue 4/3

6:15 a.m.-12:32 p.m.

1 stop9h 17m

Las Vegas Harry Reid Intl

Fri 7/3

10:35 p.m.-8:17 a.m.

1 stop6h 42m

C$ 338

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Sun 27/4

5:15 a.m.-10:24 a.m.

1 stop8h 09m

Los Angeles

Wed 7/5

10:30 p.m.-10:25 a.m.

1 stop8h 55m

C$ 345

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

Wed 7/5

6:00 p.m.-11:55 p.m.

1 stop8h 55m

Las Vegas Harry Reid Intl

Wed 14/5

7:00 a.m.-5:06 p.m.

1 stop7h 06m

C$ 349

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Tue 8/4

6:00 a.m.-1:55 p.m.

1 stop10h 55m

San Francisco

Tue 15/4

8:30 a.m.-9:34 p.m.

1 stop10h 04m

C$ 355

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Fri 14/3

2:50 p.m.-9:37 p.m.

1 stop9h 47m

Los Angeles

Wed 19/3

7:00 a.m.-6:17 p.m.

1 stop8h 17m

C$ 357

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Fri 14/3

2:50 p.m.-9:37 p.m.

1 stop9h 47m

Los Angeles

Wed 19/3

7:00 a.m.-8:47 p.m.

2 stops10h 47m

C$ 365

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Sat 17/5

6:33 a.m.-4:38 p.m.

1 stop13h 05m

Los Angeles

Sat 24/5

11:25 p.m.-2:04 p.m.

1 stop11h 39m

C$ 368

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/2

Showing 1-10 of 54 results
1
2
3
...
6

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.

Travel insights for flights from Ottawa to California

Get recent, data-driven insights about flights from Ottawa to California including ideal travel times, pricing trends, and more.

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$ 233). 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 20 February 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 20 February 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
8,219 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

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
8,219 reviews
Delta
8.0
Very good
8,219 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

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
276 reviews
Delta
8.0
Very good
8,219 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

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
380 reviews
Delta
8.0
Very good
8,219 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

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
8,765 reviews
Delta
8.0
Very good
8,219 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

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
2,801 reviews
Delta
8.0
Very good
8,219 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

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$ 179. Air Canada flights start at C$ 182 while deals on Air Transat start at C$ 185 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 - Los Angeles 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, September is the cheapest month in which you can book a flight from Ottawa to California (average of C$ 233). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ottawa to California

See prices for flight routes from nearby airports that may be better suited for you.
Pierre Elliott Trudeau Intl to Fort Lauderdale flights
Pearson Intl to Newark flights
Pearson Intl to LaGuardia flights
Pearson Intl to John F Kennedy Intl flights
Pearson Intl to Las Vegas flights
Toronto Island to Newark flights
Pierre Elliott Trudeau Intl to Miami flights
Pearson Intl to Fort Lauderdale flights
Pearson Intl to Miami flights
Pearson Intl to Los Angeles flights
Pierre Elliott Trudeau Intl to Newark flights
Pearson Intl to Orlando flights
Pearson Intl to O'Hare Intl flights
Pierre Elliott Trudeau Intl to John F Kennedy Intl flights
Pierre Elliott Trudeau Intl to Orlando flights
Toronto Island to Fort Lauderdale flights
Pierre Elliott Trudeau Intl to LaGuardia flights
Pierre Elliott Trudeau Intl to Las Vegas flights
Pearson Intl to Tampa flights
Pearson Intl to San Francisco flights
Pearson Intl to Dallas/Fort Worth flights
Pearson Intl to Boston flights
Toronto Island to Las Vegas flights
Pierre Elliott Trudeau Intl to Los Angeles flights
Pearson Intl to Nashville flights
Pearson Intl to Dulles Intl flights
Toronto Island to Orlando flights
Pearson Intl to West Palm Beach flights
Pearson Intl to Sky Harbor Intl flights
Pierre Elliott Trudeau Intl to Dallas/Fort Worth flights
Pearson Intl to Reagan-National flights
Pearson Intl to Atlanta flights
Pearson Intl to Hobby flights
Pearson Intl to Seattle flights
Pearson Intl to George Bush Intcntl flights
Pearson Intl to Austin flights
Pearson Intl to Fort Myers flights
Pearson Intl to Honolulu flights
Pearson Intl to Midway flights
Pierre Elliott Trudeau Intl to O'Hare Intl flights
Toronto Island to Midway flights
Toronto Island to Miami flights
Pearson Intl to New Orleans flights
Pierre Elliott Trudeau Intl to Honolulu flights
Pearson Intl to Denver flights
Pierre Elliott Trudeau Intl to Boston flights
Pearson Intl to San Diego flights
Toronto Island to Boston flights
Pierre Elliott Trudeau Intl to Dulles Intl flights
Toronto Island to Dulles Intl flights

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 20 February 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 337AverageC$ 642FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Porter AirlinesCheapestC$ 343AverageC$ 602FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
United AirlinesCheapestC$ 358AverageC$ 899FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 379AverageC$ 838FlexibilityNo cancel feeOn-time67%
Search Air Canada 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!

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.