How long is the flight from Ottawa to California?

Departing from Ottawa to California will take you 9h 19m. Ottawa and California are separated by a distance of 3793 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$ 241. Porter Airlines flights start at C$ 246 while deals on Air Canada start at C$ 261 one-way.

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.

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).

What are the most popular routes from Ottawa to California?

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

What are the most popular airlines that fly from Ottawa to California?

Consider Air Canada, United Airlines or Porter Airlines when booking your flight. These represent the most popular airlines when flying from Ottawa to California.

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

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.

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.

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.

C$ 274+ Cheap Flights from Ottawa to California

Cheap flight deals from Ottawa to California

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 14 November 2026.

Tue 8/126:00 a.m. -

2 stops19h 15m

Wed 9/128:10 a.m. -

1 stop8h 17m

Deal found 12/11C$ 500

Wed 25/112:00 p.m. -

1 stop9h 28m

Mon 30/116:30 p.m. -

2 stops16h 39m

Deal found 10/11C$ 506

Thu 3/127:00 a.m. -

1 stop8h 47m

Fri 4/121:45 p.m. -

1 stop7h 56m

Deal found 12/11C$ 515

Sat 5/126:00 a.m. -

1 stop9h 32m

Sat 19/121:25 p.m. -

1 stop9h 15m

Deal found 9/11C$ 536

Sat 12/125:10 a.m. -

1 stop9h 50m

Fri 25/1212:55 p.m. -

1 stop9h 45m

Deal found 9/11C$ 549

Thu 31/125:30 a.m. -

2 stops33h 00m

Sun 10/112:30 p.m. -

1 stop23h 00m

Deal found 11/11C$ 566

Thu 3/125:30 a.m. -

2 stops13h 20m

Thu 10/124:40 p.m. -

1 stop28h 00m

Deal found 10/11C$ 580

Thu 10/122:00 p.m. -

1 stop10h 34m

Thu 17/127:40 a.m. -

1 stop8h 50m

Deal found 9/11C$ 583

Thu 3/125:30 a.m. -

2 stops13h 20m

Fri 4/121:45 p.m. -

1 stop7h 56m

Deal found 12/11C$ 587

Thu 3/127:00 a.m. -

1 stop8h 47m

Sun 6/121:45 p.m. -

1 stop7h 56m

Deal found 11/11C$ 589

Tue 8/125:30 a.m. -

2 stops13h 40m

Wed 9/125:00 p.m. -

1 stop27h 40m

Deal found 10/11C$ 593

Sun 6/1210:05 a.m. -

1 stop9h 34m

Mon 21/125:35 p.m. -

1 stop11h 45m

Deal found 10/11C$ 597

Best flights from Ottawa to California
Discover carefully curated flight deals from Ottawa to California that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 14 November 2026.

Tue 8/126:00 a.m. -

2 stops19h 15m

Wed 9/128:10 a.m. -

1 stop8h 17m

Deal found 12/11C$ 500

Thu 14/17:00 a.m. -

1 stop8h 50m

Mon 18/11:45 p.m. -

1 stop8h 04m

Deal found 13/11C$ 599

Sat 12/129:45 a.m. -

2 stops15h 42m

Fri 25/1212:55 p.m. -

1 stop8h 00m

Deal found 9/11C$ 613

Sun 3/15:30 a.m. -

2 stops42h 50m

Sun 10/16:35 p.m. -

2 stops26h 05m

Deal found 10/11C$ 622

Sat 5/129:10 a.m. -

2 stops11h 59m

Sat 19/121:25 p.m. -

1 stop7h 30m

Deal found 9/11C$ 640

Mon 1/36:10 a.m. -

1 stop12h 40m

Wed 3/36:05 a.m. -

2 stops14h 35m

Deal found 10/11C$ 733

Sun 24/19:45 a.m. -

1 stop13h 38m

Sat 30/18:05 a.m. -

1 stop8h 22m

Deal found 13/11C$ 502

Wed 25/112:00 p.m. -

1 stop9h 28m

Mon 30/116:30 p.m. -

2 stops16h 39m

Deal found 10/11C$ 506

Mon 1/35:30 a.m. -

2 stops18h 50m

Wed 3/37:00 a.m. -

1 stop13h 40m

Deal found 13/11C$ 627

Sat 9/12:00 p.m. -

1 stop9h 23m

Mon 11/16:45 a.m. -

1 stop11h 38m

Deal found 13/11C$ 523

Fri 11/125:10 a.m. -

1 stop10h 22m

Fri 18/121:25 p.m. -

1 stop9h 15m

Deal found 11/11C$ 649

Mon 15/37:00 a.m. -

1 stop8h 50m

Mon 22/31:45 p.m. -

1 stop7h 56m

Deal found 14/11C$ 654

Sun 28/26:10 a.m. -

2 stops14h 35m

Mon 8/37:00 a.m. -

1 stop13h 40m

Deal found 9/11C$ 640

Fri 11/126:00 a.m. -

2 stops10h 47m

Fri 18/121:25 p.m. -

1 stop9h 15m

Deal found 11/11C$ 712

Fri 5/22:00 p.m. -

2 stops24h 30m

Sun 7/23:14 p.m. -

2 stops18h 57m

Deal found 11/11C$ 562

Wed 25/115:30 a.m. -

2 stops15h 41m

Sat 28/116:00 a.m. -

2 stops14h 40m

Deal found 11/11C$ 749

Mon 14/125:10 a.m. -

1 stop10h 22m

Wed 16/1212:20 p.m. -

2 stops18h 20m

Deal found 11/11C$ 717

Sun 10/15:30 a.m. -

2 stops33h 00m

Mon 18/112:30 p.m. -

2 stops32h 10m

Deal found 14/11C$ 656

Fri 4/126:15 a.m. -

2 stops16h 51m

Fri 18/121:25 p.m. -

1 stop9h 15m

Deal found 9/11C$ 749

Wed 13/14:36 p.m. -

1 stop8h 56m

Wed 20/111:04 a.m. -

1 stop7h 19m

Deal found 13/11C$ 577

Fri 12/29:10 a.m. -

1 stop13h 19m

Fri 19/27:40 a.m. -

1 stop8h 50m

Deal found 14/11C$ 741

Fri 12/26:10 a.m. -

2 stops14h 35m

Sat 20/27:00 a.m. -

1 stop13h 40m

Deal found 14/11C$ 680

Mon 1/24:36 p.m. -

1 stop9h 01m

Wed 3/26:50 a.m. -

1 stop11h 33m

Deal found 12/11C$ 597

Fri 19/35:30 a.m. -

2 stops14h 20m

Sun 28/31:45 p.m. -

1 stop7h 56m

Deal found 13/11C$ 813

Fri 18/126:00 a.m. -

1 stop13h 39m

Sun 10/13:30 p.m. -

1 stop7h 10m

Deal found 9/11C$ 784

Fri 8/19:45 a.m. -

2 stops10h 31m

Fri 5/23:04 p.m. -

2 stops19h 07m

Deal found 11/11C$ 602

Thu 17/127:00 a.m. -

1 stop8h 47m

Tue 29/125:39 p.m. -

2 stops12h 36m

Deal found 14/11C$ 836

Thu 14/16:10 a.m. -

2 stops35h 26m

Mon 18/17:00 a.m. -

2 stops28h 30m

Deal found 12/11C$ 790

Fri 22/19:45 a.m. -

1 stop8h 57m

Mon 25/16:23 p.m. -

2 stops16h 46m

Deal found 13/11C$ 619

Fri 25/127:00 a.m. -

3 stops31h 44m

Fri 1/14:08 p.m. -

3 stops22h 56m

Deal found 10/11C$ 2,455

Find flight deals from Ottawa to California

Round-trip from	C$ 500
One-way from	C$ 274
Popular in	December
Cheapest in	February
Average price	C$ 683

United Airlines
8/12-9/12
2 total stops
17h 36m total
Ottawa to California

Search Deals

WestJet
7/4-31/12
2 total stops
14h 40m total
Ottawa to California

Search Deals

Highest demand for flights based on searches. 5% potential increase in price (C$ 49 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 19 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in November 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Wed 14/4

5:45 a.m.-11:19 a.m.

1 stop8h 34m

Los Angeles

Wed 31/12

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

Nonstop0h 00m

C$ 301

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Wed 16/12

2:00 p.m.-8:49 p.m.

1 stop9h 49m

Los Angeles

Wed 31/12

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

Nonstop0h 00m

C$ 305

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Fri 9/4

7:00 a.m.-12:42 p.m.

1 stop8h 42m

Los Angeles

Wed 31/12

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

Nonstop0h 00m

C$ 305

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Sun 13/12

9:45 a.m.-1:15 a.m.

1 stop18h 30m

Los Angeles

Wed 31/12

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

Nonstop0h 00m

C$ 305

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Fri 8/1

6:15 a.m.-4:33 p.m.

2 stops13h 18m

Los Angeles

Wed 31/12

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

Nonstop0h 00m

C$ 307

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Thu 26/11

6:15 a.m.-1:17 p.m.

2 stops10h 02m

Los Angeles

Wed 31/12

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

Nonstop0h 00m

C$ 307

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Mon 23/11

4:46 p.m.-8:36 a.m.

1 stop18h 50m

Los Angeles

Wed 31/12

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

Nonstop0h 00m

C$ 307

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Wed 6/1

9:45 a.m.-10:56 p.m.

2 stops16h 11m

Los Angeles

Wed 31/12

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

Nonstop0h 00m

C$ 307

OttawaSan Diego

YOW Ottawa - SAN San Diego

YOWSAN

Ottawa

Wed 20/1

5:30 a.m.-12:35 p.m.

3 stops34h 05m

San Diego

Wed 31/12

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

Nonstop0h 00m

C$ 321

OttawaPalm Springs

YOW Ottawa - PSP Palm Springs

YOWPSP

Ottawa

Wed 13/1

4:36 p.m.-10:32 p.m.

1 stop8h 56m

Palm Springs

Wed 31/12

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

Nonstop0h 00m

C$ 331

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Showing 1-10 of 60 resultsSorted by cheapest first

...

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.

YOW-SNA

YOW-SFO

YOW-PSP

YOW-SAN

YOW-LAX

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

YOW-USCA

YOW-SNA

YOW-SFO

YOW-PSP

YOW-SAN

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$ 617). Flying from Ottawa to California in December is currently the most expensive (average of C$ 813). 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$ 620 and C$ 769 in January.
The cheapest round-trip price found within the last 5 days was C$ 577 on WestJet (22 Jan-24 Jan).

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 87 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,Air Transat, 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

469 reviews

Check prices

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

469 reviews

Porter Airlines

8.0

Very good

469 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

Air Transat

7.7

Good

585 reviews

Porter Airlines

8.0

Very good

469 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

United Airlines

7.3

Good

10,494 reviews

Porter Airlines

8.0

Very good

469 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

WestJet

7.2

Good

3,436 reviews

Porter Airlines

8.0

Very good

469 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

Air Canada

7.1

Good

11,897 reviews

Porter Airlines

8.0

Very good

469 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

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 9h 19m. Ottawa and California are separated by a distance of 3793 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$ 241. Porter Airlines flights start at C$ 246 while deals on Air Canada start at C$ 261 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 - San Francisco and Ottawa - Las Vegas Harry Reid Intl.
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$ 617). Flying from Ottawa to California in December is currently the most expensive (average of C$ 813). 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

Complete your trip

Direct flights to United States

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Top destinations

Alternative routes for Ottawa to California

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Top 6 airlines flying from Ottawa to California

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 266	AverageC$ 776	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	CheapestC$ 322	AverageC$ 705	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
WestJet	CheapestC$ 362	AverageC$ 593	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Porter Airlines	CheapestC$ 406	AverageC$ 668	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Air Transat	CheapestC$ 521	AverageC$ 673	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
Delta	CheapestC$ 782	AverageC$ 935	FlexibilityNo cancel fee	On-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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Cheap flights from Ottawa to California from C$ 274

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/4. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ottawa to California

Cheapest flights from Ottawa to CaliforniaExplore 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 14 November 2026.

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 14 November 2026.

Best flights from Ottawa to CaliforniaDiscover carefully curated flight deals from Ottawa to California that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 14 November 2026.

Discover carefully curated flight deals from Ottawa to California that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 14 November 2026.

Last-minute flights from Ottawa to CaliforniaDiscover last-minute flight deals from Ottawa to California. Data last updated 14 November 2026 and is based on user searches.

Discover last-minute flight deals from Ottawa to California. Data last updated 14 November 2026 and is based on user searches.

One-way flights from Ottawa to CaliforniaSearch for one-way flight options from Ottawa to California. Find affordable one-way fares based on user searches. Data last updated 14 November 2026.

Search for one-way flight options from Ottawa to California. Find affordable one-way fares based on user searches. Data last updated 14 November 2026.

Find flight deals from Ottawa to California

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ottawa to California that are best for you.

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.

Cheapflights Insights

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

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$ 620 and C$ 769 in January.The cheapest round-trip price found within the last 5 days was C$ 577 on WestJet (22 Jan-24 Jan).

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 87 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,Air Transat, 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.

Related info for your journey

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

How long is the flight from Ottawa to California?

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

What are the most popular routes from Ottawa to California?

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

How can I find direct flights from Ottawa to California?

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

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

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.

Complete your trip

Complete your trip to California by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from Ottawa to California by cabin class

Find flights from Ottawa to California, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Ottawa and California flights

Browse other Ottawa and California flight options. Last updated on 14 November 2026.

Popular flight searches

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Ottawa to California flights

Consider these flights travelling from Ottawa to California.

Top 6 airlines flying from Ottawa to California

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

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

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

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

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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 14 November 2026.

Best flights from Ottawa to California
Discover carefully curated flight deals from Ottawa to California that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 14 November 2026.

Last-minute flights from Ottawa to California
Discover last-minute flight deals from Ottawa to California. Data last updated 14 November 2026 and is based on user searches.

One-way flights from Ottawa to California
Search for one-way flight options from Ottawa to California. Find affordable one-way fares based on user searches. Data last updated 14 November 2026.

Ottawa to California flights typically cost between C$ 620 and C$ 769 in January.
The cheapest round-trip price found within the last 5 days was C$ 577 on WestJet (22 Jan-24 Jan).