How long is the flight from Ottawa to California?

Departing from Ottawa to California will take you 8h 49m. 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$ 236. Porter Airlines flights start at C$ 241 while deals on Air Canada start at C$ 263 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 - Las Vegas Harry Reid Intl and Ottawa - San Francisco.

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$ 257+ 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 30 October 2026.

Thu 3/127:00 a.m. -

1 stop8h 47m

Tue 8/121:45 p.m. -

1 stop7h 56m

Deal found 27/10C$ 521

Thu 26/117:00 a.m. -

1 stop8h 44m

Tue 8/121:45 p.m. -

1 stop7h 56m

Deal found 27/10C$ 536

Sat 21/117:00 a.m. -

1 stop8h 44m

Fri 27/111:45 p.m. -

1 stop7h 52m

Deal found 30/10C$ 552

Tue 1/127:00 a.m. -

1 stop8h 31m

Wed 9/127:41 p.m. -

2 stops23h 25m

Deal found 27/10C$ 578

Sun 22/1112:10 p.m. -

2 stops10h 08m

Tue 1/127:20 a.m. -

2 stops14h 06m

Deal found 30/10C$ 595

Mon 23/117:00 a.m. -

1 stop8h 44m

Thu 26/111:45 p.m. -

1 stop7h 52m

Deal found 26/10C$ 596

Wed 2/127:00 a.m. -

1 stop8h 31m

Wed 9/127:41 p.m. -

3 stops23h 25m

Deal found 27/10C$ 602

Sun 13/126:10 a.m. -

1 stop9h 30m

Sat 9/11:30 p.m. -

1 stop22h 00m

Deal found 29/10C$ 603

Wed 2/124:15 p.m. -

2 stops52h 30m

Mon 7/1212:10 p.m. -

1 stop8h 30m

Deal found 29/10C$ 605

Tue 24/117:00 a.m. -

1 stop8h 44m

Sun 6/121:45 p.m. -

1 stop7h 56m

Deal found 27/10C$ 612

Sat 19/125:30 a.m. -

2 stops39h 15m

Thu 24/125:00 p.m. -

1 stop27h 40m

Deal found 27/10C$ 613

Sat 5/125:40 p.m. -

2 stops16h 39m

Tue 8/127:00 a.m. -

2 stops13h 40m

Deal found 26/10C$ 614

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 30 October 2026.

Thu 18/37:00 a.m. -

1 stop8h 50m

Thu 25/31:45 p.m. -

1 stop7h 56m

Deal found 30/10C$ 588

Wed 9/129:45 a.m. -

1 stop8h 33m

Fri 11/129:45 p.m. -

1 stop14h 22m

Deal found 30/10C$ 599

Thu 1/47:00 a.m. -

1 stop8h 49m

Thu 15/41:45 p.m. -

1 stop7h 52m

Deal found 28/10C$ 602

Sat 5/125:40 p.m. -

2 stops16h 39m

Tue 8/127:00 a.m. -

2 stops13h 40m

Deal found 26/10C$ 614

Tue 8/126:15 a.m. -

2 stops17h 01m

Fri 11/1212:40 p.m. -

1 stop9h 16m

Deal found 26/10C$ 684

Tue 9/36:10 a.m. -

1 stop9h 45m

Mon 15/32:45 p.m. -

1 stop21h 45m

Deal found 29/10C$ 702

Sun 13/125:30 a.m. -

2 stops15h 44m

Sat 23/16:00 a.m. -

2 stops14h 40m

Deal found 30/10C$ 721

Mon 22/37:00 a.m. -

1 stop8h 50m

Tue 13/41:45 p.m. -

1 stop7h 52m

Deal found 28/10C$ 602

Tue 12/19:45 a.m. -

2 stops10h 24m

Wed 13/16:49 a.m. -

2 stops11h 34m

Deal found 30/10C$ 605

Tue 24/117:00 a.m. -

1 stop8h 44m

Tue 8/121:45 p.m. -

1 stop7h 56m

Deal found 27/10C$ 612

Tue 24/117:00 a.m. -

1 stop8h 44m

Sun 6/121:45 p.m. -

1 stop7h 56m

Deal found 27/10C$ 612

Tue 9/36:00 a.m. -

2 stops15h 05m

Mon 15/312:55 p.m. -

1 stop8h 59m

Deal found 26/10C$ 679

Thu 10/126:15 a.m. -

1 stop8h 12m

Mon 14/124:45 p.m. -

2 stops18h 24m

Deal found 28/10C$ 621

Tue 30/37:00 a.m. -

1 stop8h 50m

Wed 14/41:45 p.m. -

1 stop7h 52m

Deal found 29/10C$ 623

Thu 18/35:15 p.m. -

2 stops30h 20m

Tue 23/31:25 p.m. -

2 stops23h 05m

Deal found 28/10C$ 702

Thu 26/117:00 a.m. -

3 stops29h 15m

Thu 3/124:32 p.m. -

3 stops22h 24m

Deal found 29/10C$ 1,430

Wed 9/125:30 a.m. -

2 stops12h 03m

Wed 13/16:00 a.m. -

2 stops14h 40m

Deal found 30/10C$ 722

Thu 3/126:15 a.m. -

2 stops16h 53m

Mon 7/129:45 p.m. -

1 stop14h 22m

Deal found 26/10C$ 621

Sat 19/124:42 p.m. -

1 stop10h 55m

Thu 24/123:30 p.m. -

1 stop7h 10m

Deal found 30/10C$ 728

Tue 9/37:00 a.m. -

1 stop8h 41m

Mon 15/31:35 p.m. -

1 stop8h 06m

Deal found 26/10C$ 669

Fri 4/124:36 p.m. -

1 stop8h 54m

Sun 13/128:10 a.m. -

1 stop8h 17m

Deal found 26/10C$ 623

Mon 22/37:00 a.m. -

1 stop8h 50m

Sun 11/41:45 p.m. -

1 stop7h 52m

Deal found 28/10C$ 709

Tue 8/124:40 p.m. -

2 stops21h 55m

Thu 10/1212:30 p.m. -

3 stops25h 45m

Deal found 27/10C$ 744

Wed 25/116:15 a.m. -

2 stops14h 02m

Wed 2/124:18 p.m. -

2 stops17h 53m

Deal found 28/10C$ 642

Tue 23/37:00 a.m. -

1 stop8h 50m

Wed 31/31:45 p.m. -

1 stop7h 56m

Deal found 26/10C$ 735

Tue 9/37:50 a.m. -

2 stops15h 54m

Mon 15/36:00 p.m. -

2 stops14h 15m

Deal found 26/10C$ 1,018

Sat 21/117:00 a.m. -

3 stops20h 24m

Tue 24/1110:40 p.m. -

3 stops20h 22m

Deal found 26/10C$ 768

Sat 20/32:00 p.m. -

1 stop8h 28m

Sat 27/36:45 p.m. -

2 stops11h 26m

Deal found 27/10C$ 644

Thu 25/37:00 a.m. -

1 stop8h 50m

Wed 31/31:45 p.m. -

1 stop7h 56m

Deal found 26/10C$ 735

Wed 25/116:15 a.m. -

2 stops14h 45m

Tue 1/1212:59 a.m. -

2 stops10h 30m

Deal found 26/10C$ 649

Find flight deals from Ottawa to California

Round-trip from	C$ 521
One-way from	C$ 257
Popular in	December
Cheapest in	January
Average price	C$ 719

Porter Airlines
3/12-8/12
2 total stops
16h 43m total
Ottawa to California

Search Deals

WestJet
4/12-31/12
2 total stops
14h 35m total
Ottawa to California

Search Deals

Highest demand for flights based on searches. 3% potential increase in price (C$ 32 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 October 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Fri 4/12

6:10 a.m.-5:45 p.m.

2 stops14h 35m

Los Angeles

Wed 31/12

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

Nonstop0h 00m

C$ 257

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Wed 16/12

7:00 a.m.-2:34 p.m.

1 stop10h 34m

Los Angeles

Wed 31/12

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

Nonstop0h 00m

C$ 276

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Wed 16/12

5:30 a.m.-4:10 p.m.

2 stops13h 40m

Los Angeles

Wed 31/12

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

Nonstop0h 00m

C$ 278

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Wed 16/12

9:45 a.m.-9:18 p.m.

2 stops14h 33m

Los Angeles

Wed 31/12

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

Nonstop0h 00m

C$ 282

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Tue 1/12

7:00 a.m.-12:31 p.m.

1 stop8h 31m

Los Angeles

Wed 31/12

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

Nonstop0h 00m

C$ 286

OttawaSan Francisco

YOW Ottawa - SFO San Francisco

YOWSFO

Ottawa

Sun 24/1

5:30 a.m.-3:50 p.m.

2 stops13h 20m

San Francisco

Wed 31/12

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

Nonstop0h 00m

C$ 288

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Thu 10/12

10:05 a.m.-4:39 p.m.

1 stop9h 34m

Los Angeles

Wed 31/12

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

Nonstop0h 00m

C$ 289

Quickest round-trip

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Fri 4/12

6:15 a.m.-11:24 a.m.

1 stop8h 09m

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

6:15 a.m.-1:09 p.m.

1 stop9h 54m

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

Tue 17/11

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$ 307

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/10

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-LAX

YOW-SFO

YOW-ONT

YOW-SAN

YOW-SJC

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-LAX

YOW-SFO

YOW-ONT

YOW-SAN

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$ 585). Flying from Ottawa to California in December is currently the most expensive (average of C$ 795). 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$ 596 and C$ 729 in February.
The cheapest round-trip price found within the last 5 days was C$ 577 on Air Canada (12 Feb-20 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 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,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

467 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

467 reviews

Porter Airlines

8.0

Very good

467 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

Delta

7.8

Good

8,692 reviews

Porter Airlines

8.0

Very good

467 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

United Airlines

7.3

Good

10,451 reviews

Porter Airlines

8.0

Very good

467 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

WestJet

7.2

Good

3,442 reviews

Porter Airlines

8.0

Very good

467 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

Air Canada

7.1

Good

11,833 reviews

Porter Airlines

8.0

Very good

467 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 8h 49m. 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$ 236. Porter Airlines flights start at C$ 241 while deals on Air Canada start at C$ 263 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$ 585). Flying from Ottawa to California in December is currently the most expensive (average of C$ 795). 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

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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$ 260	AverageC$ 803	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	CheapestC$ 315	AverageC$ 726	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
WestJet	CheapestC$ 355	AverageC$ 580	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Porter Airlines	CheapestC$ 397	AverageC$ 654	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Air Transat	CheapestC$ 659	AverageC$ 659	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
Delta	CheapestC$ 766	AverageC$ 916	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$ 257

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 4/12. 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 30 October 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 30 October 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 30 October 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 30 October 2026.

Last-minute flights from Ottawa to CaliforniaDiscover last-minute flight deals from Ottawa to California. Data last updated 30 October 2026 and is based on user searches.

Discover last-minute flight deals from Ottawa to California. Data last updated 30 October 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 30 October 2026.

Search for one-way flight options from Ottawa to California. Find affordable one-way fares based on user searches. Data last updated 30 October 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$ 596 and C$ 729 in February.The cheapest round-trip price found within the last 5 days was C$ 577 on Air Canada (12 Feb-20 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 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,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.

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 30 October 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

Fly with Cheapflights

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 30 October 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 30 October 2026.

Last-minute flights from Ottawa to California
Discover last-minute flight deals from Ottawa to California. Data last updated 30 October 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 30 October 2026.

Ottawa to California flights typically cost between C$ 596 and C$ 729 in February.
The cheapest round-trip price found within the last 5 days was C$ 577 on Air Canada (12 Feb-20 Feb).