How long is the flight from Ottawa to California?

Departing from Ottawa to California will take you 8h 02m. Ottawa and California are separated by a distance of 3677 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$ 237. Porter Airlines flights start at C$ 261 while deals on Air Canada start at C$ 264 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$ 248+ 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 23 October 2026.

Thu 26/117:00 a.m. -

1 stop8h 44m

Wed 2/121:45 p.m. -

1 stop7h 56m

Deal found 21/10C$ 487

Sat 5/127:00 a.m. -

1 stop8h 02m

Sat 12/1212:55 p.m. -

1 stop8h 00m

Deal found 21/10C$ 489

Wed 2/127:00 a.m. -

1 stop8h 47m

Thu 3/121:45 p.m. -

1 stop7h 56m

Deal found 17/10C$ 523

Thu 3/127:00 a.m. -

1 stop8h 47m

Thu 10/121:45 p.m. -

1 stop7h 56m

Deal found 19/10C$ 543

Thu 19/117:00 a.m. -

1 stop8h 44m

Thu 26/111:45 p.m. -

1 stop7h 52m

Deal found 20/10C$ 560

Thu 10/127:45 a.m. -

1 stop11h 25m

Mon 14/1212:55 p.m. -

1 stop8h 00m

Deal found 21/10C$ 560

Tue 8/126:15 a.m. -

1 stop8h 48m

Fri 11/127:40 p.m. -

2 stops15h 29m

Deal found 21/10C$ 571

Sat 21/115:30 a.m. -

2 stops13h 40m

Sat 28/111:35 p.m. -

1 stop8h 02m

Deal found 19/10C$ 574

Sat 21/112:00 p.m. -

1 stop9h 04m

Sun 29/113:30 p.m. -

1 stop7h 10m

Deal found 20/10C$ 575

Thu 3/127:00 a.m. -

1 stop8h 31m

Wed 9/121:35 p.m. -

1 stop8h 06m

Deal found 18/10C$ 582

Wed 9/127:00 a.m. -

1 stop8h 47m

Fri 11/121:45 p.m. -

1 stop7h 56m

Deal found 17/10C$ 586

Fri 4/126:10 a.m. -

2 stops14h 35m

Mon 7/1212:10 p.m. -

1 stop8h 30m

Deal found 19/10C$ 588

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 23 October 2026.

Tue 8/126:15 a.m. -

1 stop8h 48m

Fri 11/127:40 p.m. -

2 stops15h 29m

Deal found 21/10C$ 571

Wed 9/127:00 a.m. -

1 stop8h 47m

Fri 11/121:45 p.m. -

1 stop7h 56m

Deal found 17/10C$ 586

Wed 16/126:10 a.m. -

1 stop9h 45m

Wed 17/310:25 a.m. -

2 stops11h 15m

Deal found 19/10C$ 596

Tue 17/117:00 a.m. -

1 stop8h 44m

Mon 30/1110:31 p.m. -

2 stops23h 10m

Deal found 20/10C$ 648

Tue 8/126:15 a.m. -

2 stops14h 54m

Fri 11/124:20 p.m. -

2 stops18h 49m

Deal found 20/10C$ 686

Wed 16/125:30 a.m. -

2 stops19h 14m

Tue 5/16:00 a.m. -

2 stops14h 40m

Deal found 22/10C$ 767

Sat 23/16:15 a.m. -

2 stops12h 54m

Sat 6/26:20 a.m. -

2 stops12h 03m

Deal found 18/10C$ 603

Tue 8/127:00 a.m. -

1 stop8h 47m

Sun 13/121:45 p.m. -

1 stop7h 56m

Deal found 20/10C$ 606

Mon 2/116:10 a.m. -

1 stop12h 40m

Mon 9/114:40 p.m. -

1 stop18h 50m

Deal found 19/10C$ 610

Mon 9/114:46 p.m. -

1 stop9h 06m

Sun 15/1110:55 p.m. -

1 stop7h 20m

Deal found 19/10C$ 660

Sun 14/22:00 p.m. -

1 stop9h 48m

Sat 20/26:30 p.m. -

2 stops15h 56m

Deal found 19/10C$ 604

Sat 6/29:45 a.m. -

2 stops10h 31m

Sat 13/210:30 p.m. -

1 stop11h 56m

Deal found 19/10C$ 604

Mon 15/26:10 a.m. -

1 stop12h 55m

Mon 22/21:45 p.m. -

1 stop21h 45m

Deal found 18/10C$ 686

Wed 2/127:00 a.m. -

2 stops13h 35m

Thu 3/121:45 p.m. -

1 stop7h 56m

Deal found 17/10C$ 704

Fri 5/27:00 a.m. -

1 stop8h 45m

Fri 19/21:45 p.m. -

1 stop8h 05m

Deal found 18/10C$ 721

Tue 12/16:15 a.m. -

1 stop8h 34m

Wed 13/18:05 a.m. -

1 stop8h 22m

Deal found 18/10C$ 604

Mon 7/123:10 p.m. -

1 stop10h 45m

Mon 14/129:00 p.m. -

2 stops13h 10m

Deal found 22/10C$ 617

Sat 27/26:15 a.m. -

2 stops17h 02m

Sat 6/312:40 p.m. -

1 stop9h 14m

Deal found 20/10C$ 759

Sun 24/14:15 p.m. -

1 stop26h 35m

Fri 12/24:40 p.m. -

2 stops28h 00m

Deal found 18/10C$ 804

Thu 10/129:45 a.m. -

1 stop8h 33m

Tue 15/129:45 p.m. -

1 stop14h 22m

Deal found 19/10C$ 632

Sun 6/125:10 a.m. -

2 stops11h 35m

Sun 13/122:40 p.m. -

2 stops15h 35m

Deal found 22/10C$ 781

Wed 2/126:15 a.m. -

2 stops11h 54m

Wed 9/126:45 p.m. -

2 stops15h 26m

Deal found 18/10C$ 649

Thu 12/117:00 a.m. -

3 stops18h 29m

Wed 18/115:07 p.m. -

2 stops27h 33m

Deal found 22/10C$ 832

Thu 10/126:15 a.m. -

1 stop8h 12m

Mon 14/124:45 p.m. -

2 stops18h 24m

Deal found 21/10C$ 649

Wed 4/112:00 p.m. -

1 stop9h 45m

Mon 16/1111:47 p.m. -

1 stop11h 22m

Deal found 19/10C$ 651

Sat 14/117:00 a.m. -

2 stops12h 21m

Tue 24/114:13 p.m. -

3 stops26h 49m

Deal found 21/10C$ 886

Sat 21/113:10 p.m. -

1 stop9h 12m

Mon 23/1112:57 a.m. -

2 stops10h 12m

Deal found 21/10C$ 669

Mon 14/128:00 a.m. -

2 stops26h 44m

Fri 18/1211:32 a.m. -

2 stops33h 35m

Deal found 22/10C$ 897

Fri 13/113:10 p.m. -

1 stop10h 46m

Sun 22/119:35 p.m. -

2 stops13h 34m

Deal found 21/10C$ 669

Mon 9/115:45 p.m. -

2 stops18h 55m

Mon 16/1112:01 p.m. -

3 stops23h 31m

Deal found 19/10C$ 913

Find flight deals from Ottawa to California

Round-trip from	C$ 487
One-way from	C$ 248
Popular in	October
Cheapest in	January
Average price	C$ 710

Porter Airlines
26/11-2/12
2 total stops
16h 40m total
Ottawa to California

Search Deals

Air Canada
21/11-31/12
1 total stop
9h 04m total
Ottawa to California

Search Deals

Highest demand for flights based on searches. 3% potential increase in price (C$ 35 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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Mon 22/3

2:25 p.m.-9:32 p.m.

1 stop10h 07m

Los Angeles

Wed 31/12

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

Nonstop0h 00m

C$ 251

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Fri 11/12

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$ 258

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$ 275

OttawaSan Diego

YOW Ottawa - SAN San Diego

YOWSAN

Ottawa

Sat 5/12

7:00 a.m.-4:47 p.m.

2 stops12h 47m

San Diego

Wed 31/12

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

Nonstop0h 00m

C$ 276

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Tue 24/11

6:15 a.m.-5:39 p.m.

2 stops14h 24m

Los Angeles

Wed 31/12

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

Nonstop0h 00m

C$ 286

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$ 286

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Fri 11/12

2:00 p.m.-11:04 p.m.

2 stops12h 04m

Los Angeles

Wed 31/12

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

Nonstop0h 00m

C$ 297

OttawaSan Francisco

YOW Ottawa - SFO San Francisco

YOWSFO

Ottawa

Thu 3/12

7:00 a.m.-1:15 p.m.

2 stops33h 15m

San Francisco

Wed 31/12

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

Nonstop0h 00m

C$ 299

OttawaPalm Springs

YOW Ottawa - PSP Palm Springs

YOWPSP

Ottawa

Sat 5/12

5:10 a.m.-12:02 p.m.

1 stop9h 52m

Palm Springs

Wed 31/12

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

Nonstop0h 00m

C$ 330

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Sat 16/1

8:40 a.m.-7:10 p.m.

2 stops13h 30m

Los Angeles

Wed 31/12

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

Nonstop0h 00m

C$ 335

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/10

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-PSP

YOW-SFO

YOW-SAN

YOW-LAX

YOW-SNA

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-PSP

YOW-SFO

YOW-SAN

YOW-LAX

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$ 583). Flying from Ottawa to California in December is currently the most expensive (average of C$ 736). 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$ 611 and C$ 811 in February.
The cheapest round-trip price found within the last 5 days was C$ 571 on WestJet (26 Feb-7 Mar).

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

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

8,661 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

10,401 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

3,446 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

11,793 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 02m. Ottawa and California are separated by a distance of 3677 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$ 237. Porter Airlines flights start at C$ 261 while deals on Air Canada start at C$ 264 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$ 583). Flying from Ottawa to California in December is currently the most expensive (average of C$ 736). 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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Popular flights

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$ 261	AverageC$ 763	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	CheapestC$ 317	AverageC$ 727	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
WestJet	CheapestC$ 356	AverageC$ 583	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Porter Airlines	CheapestC$ 399	AverageC$ 657	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Air Transat	CheapestC$ 662	AverageC$ 662	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
Delta	CheapestC$ 770	AverageC$ 920	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$ 248

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 21/11. 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 23 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 23 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 23 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 23 October 2026.

Last-minute flights from Ottawa to CaliforniaDiscover last-minute flight deals from Ottawa to California. Data last updated 23 October 2026 and is based on user searches.

Discover last-minute flight deals from Ottawa to California. Data last updated 23 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 23 October 2026.

Search for one-way flight options from Ottawa to California. Find affordable one-way fares based on user searches. Data last updated 23 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$ 611 and C$ 811 in February.The cheapest round-trip price found within the last 5 days was C$ 571 on WestJet (26 Feb-7 Mar).

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.

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 23 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 23 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 23 October 2026.

Last-minute flights from Ottawa to California
Discover last-minute flight deals from Ottawa to California. Data last updated 23 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 23 October 2026.

Ottawa to California flights typically cost between C$ 611 and C$ 811 in February.
The cheapest round-trip price found within the last 5 days was C$ 571 on WestJet (26 Feb-7 Mar).