How long is the flight from Ottawa to California?

Departing from Ottawa to California will take you 9h 30m. Ottawa and California are separated by a distance of 3798 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$ 189. Air Canada flights start at C$ 242 while deals on Porter Airlines start at C$ 262 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 - Las Vegas Harry Reid Intl, Ottawa - Los Angeles and Ottawa - Sacramento 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$ 262+ 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 24 September 2026.

Wed 18/116:10 a.m. -

1 stop9h 30m

Fri 27/111:30 p.m. -

1 stop31h 31m

Deal found 21/9C$ 447

Tue 17/116:15 a.m. -

2 stops11h 40m

Thu 26/114:45 p.m. -

2 stops17h 26m

Deal found 21/9C$ 462

Tue 17/117:45 a.m. -

1 stop11h 40m

Fri 27/1112:55 p.m. -

1 stop8h 00m

Deal found 21/9C$ 465

Sat 24/106:25 p.m. -

2 stops25h 40m

Fri 30/109:25 p.m. -

2 stops24h 35m

Deal found 21/9C$ 492

Sat 17/106:00 a.m. -

2 stops12h 54m

Wed 21/109:45 p.m. -

1 stop9h 11m

Deal found 21/9C$ 502

Mon 19/1012:25 p.m. -

2 stops12h 30m

Sat 24/101:00 p.m. -

1 stop13h 35m

Deal found 19/9C$ 513

Thu 5/115:30 a.m. -

2 stops13h 20m

Sun 8/114:40 p.m. -

1 stop28h 21m

Deal found 22/9C$ 514

Wed 14/108:15 p.m. -

1 stop18h 45m

Tue 27/101:36 p.m. -

2 stops32h 24m

Deal found 19/9C$ 527

Fri 16/107:00 a.m. -

1 stop8h 20m

Tue 27/101:45 p.m. -

1 stop8h 05m

Deal found 20/9C$ 530

Wed 9/126:15 a.m. -

2 stops19h 00m

Wed 16/123:20 p.m. -

2 stops19h 49m

Deal found 23/9C$ 530

Fri 13/114:46 p.m. -

1 stop8h 54m

Sun 22/117:41 p.m. -

2 stops15h 28m

Deal found 23/9C$ 531

Sat 31/109:45 a.m. -

1 stop13h 48m

Fri 13/117:41 p.m. -

2 stops15h 28m

Deal found 23/9C$ 537

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 24 September 2026.

Wed 18/113:10 p.m. -

1 stop9h 12m

Thu 26/116:45 a.m. -

2 stops11h 31m

Deal found 21/9C$ 462

Wed 14/108:15 p.m. -

1 stop18h 45m

Tue 27/101:36 p.m. -

2 stops32h 24m

Deal found 19/9C$ 527

Wed 4/117:00 a.m. -

1 stop8h 45m

Mon 9/111:45 p.m. -

1 stop8h 05m

Deal found 22/9C$ 531

Sat 24/106:55 a.m. -

2 stops34h 00m

Fri 30/109:25 p.m. -

2 stops24h 35m

Deal found 22/9C$ 533

Mon 19/1010:05 p.m. -

2 stops20h 55m

Mon 26/105:15 p.m. -

2 stops15h 05m

Deal found 21/9C$ 579

Tue 3/115:30 a.m. -

2 stops15h 47m

Tue 10/118:00 a.m. -

2 stops13h 44m

Deal found 19/9C$ 628

Tue 17/116:15 a.m. -

1 stop8h 12m

Thu 26/1110:30 p.m. -

1 stop12h 39m

Deal found 21/9C$ 462

Sat 17/106:00 a.m. -

2 stops12h 54m

Wed 21/109:45 p.m. -

1 stop9h 11m

Deal found 21/9C$ 502

Mon 19/101:20 p.m. -

1 stop11h 35m

Sat 24/101:00 p.m. -

1 stop13h 35m

Deal found 23/9C$ 575

Wed 21/107:00 a.m. -

1 stop8h 20m

Sat 24/101:20 p.m. -

1 stop8h 05m

Deal found 22/9C$ 595

Sat 24/108:05 p.m. -

1 stop18h 27m

Fri 30/1012:30 p.m. -

1 stop8h 25m

Deal found 22/9C$ 628

Thu 8/106:50 a.m. -

2 stops13h 59m

Sun 11/106:05 p.m. -

1 stop8h 30m

Deal found 22/9C$ 631

Fri 23/106:15 p.m. -

1 stop27h 05m

Wed 28/101:10 p.m. -

1 stop8h 50m

Deal found 19/9C$ 578

Sat 31/106:00 a.m. -

2 stops14h 15m

Wed 11/119:45 p.m. -

1 stop14h 22m

Deal found 23/9C$ 537

Wed 4/117:00 a.m. -

3 stops19h 33m

Tue 10/1111:06 a.m. -

3 stops27h 52m

Deal found 20/9C$ 1,320

Sat 31/106:10 a.m. -

3 stops21h 10m

Wed 4/1110:17 p.m. -

3 stops20h 58m

Deal found 22/9C$ 695

Fri 16/1012:25 p.m. -

2 stops12h 40m

Mon 19/107:30 a.m. -

2 stops13h 50m

Deal found 19/9C$ 579

Sat 7/119:45 a.m. -

2 stops15h 42m

Sat 14/119:45 p.m. -

1 stop13h 44m

Deal found 22/9C$ 571

Thu 22/101:20 p.m. -

2 stops20h 44m

Tue 27/1011:52 a.m. -

3 stops26h 28m

Deal found 19/9C$ 735

Mon 26/106:10 a.m. -

1 stop13h 55m

Fri 30/1010:25 a.m. -

2 stops11h 35m

Deal found 24/9C$ 611

Fri 16/106:50 a.m. -

2 stops16h 50m

Tue 27/108:00 a.m. -

2 stops13h 44m

Deal found 22/9C$ 752

Tue 27/109:45 a.m. -

2 stops11h 24m

Tue 3/114:17 p.m. -

2 stops17h 54m

Deal found 22/9C$ 580

Wed 7/106:55 a.m. -

2 stops18h 00m

Wed 21/106:05 p.m. -

1 stop8h 30m

Deal found 19/9C$ 633

Tue 8/126:15 a.m. -

1 stop8h 48m

Fri 11/122:28 p.m. -

2 stops20h 41m

Deal found 22/9C$ 585

Fri 16/107:00 a.m. -

2 stops15h 40m

Thu 22/101:38 p.m. -

2 stops12h 57m

Deal found 20/9C$ 797

Tue 8/126:10 a.m. -

1 stop9h 45m

Fri 11/125:00 p.m. -

1 stop28h 01m

Deal found 21/9C$ 637

Tue 12/19:45 a.m. -

2 stops10h 46m

Wed 13/18:10 a.m. -

1 stop8h 20m

Deal found 22/9C$ 597

Sat 7/115:40 p.m. -

2 stops20h 36m

Sat 14/1110:00 a.m. -

2 stops11h 50m

Deal found 23/9C$ 852

Wed 24/24:36 p.m. -

1 stop8h 24m

Tue 9/36:28 p.m. -

2 stops17h 44m

Deal found 22/9C$ 597

Wed 4/117:45 a.m. -

2 stops17h 14m

Tue 10/112:08 p.m. -

2 stops16h 07m

Deal found 20/9C$ 1,121

Find flight deals from Ottawa to California

Round-trip from	C$ 447
One-way from	C$ 262
Popular in	December
Cheapest in	January
Average price	C$ 586

WestJet
18/11-27/11
2 total stops
41h 01m total
Ottawa to California

Search Deals

WestJet
5/11-31/12
2 total stops
14h 35m total
Ottawa to California

Search Deals

High demand for flights, 0% potential price rise

Search Deals

Cheapest flight prices on average. 1% potential price decrease (C$ 12 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaSan Diego

YOW Ottawa - SAN San Diego

YOWSAN

Ottawa

Tue 3/11

6:10 a.m.-10:11 a.m.

2 stops31h 01m

San Diego

Wed 31/12

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

Nonstop0h 00m

C$ 276

OttawaSan Diego

YOW Ottawa - SAN San Diego

YOWSAN

Ottawa

Wed 4/11

7:45 a.m.-4:25 p.m.

1 stop11h 40m

San Diego

Wed 31/12

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

Nonstop0h 00m

C$ 292

OttawaSan Diego

YOW Ottawa - SAN San Diego

YOWSAN

Ottawa

Wed 4/11

6:15 a.m.-5:17 p.m.

2 stops14h 02m

San Diego

Wed 31/12

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

Nonstop0h 00m

C$ 300

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Wed 21/10

6:00 a.m.-6:27 p.m.

3 stops15h 27m

Los Angeles

Wed 31/12

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

Nonstop0h 00m

C$ 310

OttawaLos Angeles

YOW Ottawa - LAX Los Angeles

YOWLAX

Ottawa

Tue 20/10

6:25 a.m.-3:03 p.m.

2 stops11h 38m

Los Angeles

Wed 31/12

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

Nonstop0h 00m

C$ 310

OttawaSan Diego

YOW Ottawa - SAN San Diego

YOWSAN

Ottawa

Tue 3/11

4:46 p.m.-11:57 a.m.

2 stops22h 11m

San Diego

Wed 31/12

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

Nonstop0h 00m

C$ 310

OttawaPalm Springs

YOW Ottawa - PSP Palm Springs

YOWPSP

Ottawa

Wed 11/11

6:55 p.m.-11:35 a.m.

2 stops19h 40m

Palm Springs

Wed 31/12

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

Nonstop0h 00m

C$ 313

OttawaPalm Springs

YOW Ottawa - PSP Palm Springs

YOWPSP

Ottawa

Tue 3/11

6:10 a.m.-12:55 p.m.

1 stop9h 45m

Palm Springs

Wed 31/12

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

Nonstop0h 00m

C$ 317

OttawaSan Diego

YOW Ottawa - SAN San Diego

YOWSAN

Ottawa

Fri 6/11

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

2 stops15h 47m

San Diego

Wed 31/12

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

Nonstop0h 00m

C$ 317

OttawaPalm Springs

YOW Ottawa - PSP Palm Springs

YOWPSP

Ottawa

Wed 6/1

4:15 p.m.-10:05 a.m.

2 stops20h 50m

Palm Springs

Wed 31/12

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

Nonstop0h 00m

C$ 330

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/9

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-SAN

YOW-SFO

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-SAN

YOW-SFO

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$ 580). Flying from Ottawa to California in August is currently the most expensive (average of C$ 730). 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$ 564 and C$ 665 in October.
The cheapest round-trip price found within the last 5 days was C$ 544 on Air Canada (10 Oct-13 Oct).

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

463 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

463 reviews

Porter Airlines

8.0

Very good

463 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

Delta

7.8

Good

8,593 reviews

Porter Airlines

8.0

Very good

463 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

United Airlines

7.4

Good

10,233 reviews

Porter Airlines

8.0

Very good

463 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

WestJet

7.2

Good

3,448 reviews

Porter Airlines

8.0

Very good

463 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

Air Canada

7.1

Good

11,676 reviews

Porter Airlines

8.0

Very good

463 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 30m. Ottawa and California are separated by a distance of 3798 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$ 189. Air Canada flights start at C$ 242 while deals on Porter Airlines start at C$ 262 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 - Sacramento 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, January is the cheapest month in which you can book a flight from Ottawa to California (average of C$ 580). Flying from Ottawa to California in August is currently the most expensive (average of C$ 730). 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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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$ 184	AverageC$ 711	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	CheapestC$ 318	AverageC$ 699	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
WestJet	CheapestC$ 356	AverageC$ 582	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Porter Airlines	CheapestC$ 400	AverageC$ 659	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Air Transat	CheapestC$ 665	AverageC$ 665	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
Delta	CheapestC$ 773	AverageC$ 924	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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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.

Cheap flights from Ottawa to California from C$ 262

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 5/11. 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 24 September 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 24 September 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 24 September 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 24 September 2026.

Last-minute flights from Ottawa to CaliforniaDiscover last-minute flight deals from Ottawa to California. Data last updated 24 September 2026 and is based on user searches.

Discover last-minute flight deals from Ottawa to California. Data last updated 24 September 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 24 September 2026.

Search for one-way flight options from Ottawa to California. Find affordable one-way fares based on user searches. Data last updated 24 September 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$ 564 and C$ 665 in October.The cheapest round-trip price found within the last 5 days was C$ 544 on Air Canada (10 Oct-13 Oct).

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 24 September 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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Travel Smart

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 24 September 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 24 September 2026.

Last-minute flights from Ottawa to California
Discover last-minute flight deals from Ottawa to California. Data last updated 24 September 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 24 September 2026.

Ottawa to California flights typically cost between C$ 564 and C$ 665 in October.
The cheapest round-trip price found within the last 5 days was C$ 544 on Air Canada (10 Oct-13 Oct).