How long is the flight from Ottawa to California?

Departing from Ottawa to California will take you 9h 14m. Ottawa and California are separated by a distance of 3442 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 Air Canada, which is currently one of the cheapest options available, starting at C$ 201. WestJet flights start at C$ 217 while deals on Porter Airlines start at C$ 239 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 - Santa Ana J. Wayne/Orange Cnty.

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$ 204+ 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 27 August 2026.

Thu 15/1012:25 p.m. -

2 stops12h 30m

Mon 19/106:00 a.m. -

1 stop8h 15m

Deal found 22/8C$ 333

Mon 19/107:20 a.m. -

1 stop11h 10m

Wed 28/1012:50 p.m. -

1 stop9h 10m

Deal found 25/8C$ 337

Wed 2/125:30 a.m. -

2 stops13h 25m

Sun 6/129:35 a.m. -

2 stops11h 26m

Deal found 25/8C$ 340

Sun 18/1012:25 p.m. -

2 stops12h 30m

Tue 20/106:00 a.m. -

1 stop10h 20m

Deal found 23/8C$ 340

Mon 19/1012:25 p.m. -

2 stops12h 30m

Wed 21/106:05 p.m. -

1 stop8h 30m

Deal found 24/8C$ 345

Fri 23/107:20 a.m. -

1 stop11h 10m

Sat 31/1012:50 p.m. -

1 stop9h 10m

Deal found 26/8C$ 349

Sat 12/91:20 p.m. -

1 stop11h 20m

Thu 17/94:30 p.m. -

1 stop10h 05m

Deal found 22/8C$ 351

Mon 14/97:20 a.m. -

2 stops14h 10m

Fri 18/96:10 p.m. -

1 stop8h 25m

Deal found 22/8C$ 355

Fri 18/912:25 p.m. -

2 stops12h 30m

Mon 21/96:00 a.m. -

1 stop10h 20m

Deal found 24/8C$ 363

Sat 26/91:20 p.m. -

1 stop11h 20m

Wed 30/96:10 p.m. -

1 stop8h 25m

Deal found 25/8C$ 365

Thu 24/912:25 p.m. -

2 stops12h 30m

Mon 28/96:00 a.m. -

1 stop8h 15m

Deal found 23/8C$ 366

Sun 20/91:20 p.m. -

1 stop11h 20m

Wed 23/91:20 p.m. -

2 stops13h 15m

Deal found 25/8C$ 367

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 27 August 2026.

Wed 2/122:48 p.m. -

1 stop9h 14m

Sun 6/1211:59 p.m. -

1 stop16h 28m

Deal found 25/8C$ 384

Sat 24/1012:25 p.m. -

2 stops12h 15m

Sun 1/119:35 a.m. -

2 stops36h 09m

Deal found 26/8C$ 415

Sun 4/106:25 a.m. -

1 stop15h 18m

Wed 7/1011:25 p.m. -

1 stop6h 54m

Deal found 26/8C$ 433

Thu 10/94:00 p.m. -

1 stop9h 22m

Wed 16/912:45 p.m. -

1 stop8h 40m

Deal found 25/8C$ 467

Tue 15/96:55 a.m. -

2 stops14h 14m

Tue 22/96:00 a.m. -

2 stops15h 20m

Deal found 23/8C$ 624

Fri 16/106:00 a.m. -

2 stops14h 32m

Tue 20/108:45 a.m. -

2 stops13h 00m

Deal found 27/8C$ 770

Thu 22/105:20 p.m. -

1 stop7h 53m

Mon 26/1011:45 p.m. -

1 stop12h 22m

Deal found 25/8C$ 412

Fri 23/107:20 a.m. -

2 stops11h 25m

Sun 1/119:35 a.m. -

2 stops36h 09m

Deal found 26/8C$ 415

Tue 20/105:20 p.m. -

1 stop7h 53m

Tue 27/1011:59 p.m. -

1 stop11h 10m

Deal found 26/8C$ 412

Wed 7/107:20 a.m. -

1 stop12h 20m

Wed 14/106:05 p.m. -

1 stop8h 30m

Deal found 23/8C$ 424

Mon 19/101:20 p.m. -

1 stop11h 35m

Sat 24/101:00 p.m. -

1 stop13h 35m

Deal found 22/8C$ 431

Wed 30/96:05 a.m. -

1 stop13h 48m

Sat 3/106:00 a.m. -

1 stop12h 35m

Deal found 26/8C$ 434

Sat 19/96:05 a.m. -

1 stop13h 48m

Wed 23/911:57 p.m. -

1 stop6h 59m

Deal found 26/8C$ 437

Wed 23/97:00 a.m. -

1 stop9h 15m

Sun 27/92:15 p.m. -

1 stop7h 10m

Deal found 24/8C$ 587

Wed 7/106:55 a.m. -

2 stops12h 45m

Tue 13/106:00 a.m. -

2 stops15h 20m

Deal found 22/8C$ 445

Sat 12/96:55 a.m. -

2 stops14h 18m

Wed 16/912:05 a.m. -

2 stops14h 30m

Deal found 23/8C$ 624

Wed 18/116:10 a.m. -

1 stop9h 45m

Sun 22/119:25 a.m. -

2 stops11h 36m

Deal found 24/8C$ 462

Fri 18/96:00 a.m. -

1 stop8h 25m

Mon 21/99:05 p.m. -

1 stop16h 33m

Deal found 27/8C$ 467

Sun 4/107:00 a.m. -

1 stop8h 20m

Tue 20/101:20 p.m. -

1 stop8h 05m

Deal found 26/8C$ 631

Sat 19/910:37 a.m. -

2 stops12h 25m

Wed 23/98:45 a.m. -

2 stops10h 50m

Deal found 26/8C$ 469

Wed 30/96:55 a.m. -

2 stops17h 44m

Mon 26/102:40 p.m. -

2 stops31h 20m

Deal found 26/8C$ 686

Tue 20/107:20 a.m. -

1 stop9h 50m

Fri 23/103:30 p.m. -

2 stops18h 00m

Deal found 23/8C$ 476

Wed 30/96:25 a.m. -

2 stops12h 15m

Wed 4/114:45 p.m. -

2 stops18h 24m

Deal found 22/8C$ 477

Thu 8/107:00 a.m. -

1 stop8h 20m

Thu 15/101:20 p.m. -

1 stop8h 05m

Deal found 24/8C$ 703

Sat 24/104:15 p.m. -

2 stops20h 20m

Fri 30/1010:25 a.m. -

2 stops11h 35m

Deal found 22/8C$ 481

Tue 6/106:55 a.m. -

2 stops18h 00m

Mon 26/109:15 p.m. -

2 stops24h 45m

Deal found 26/8C$ 713

Tue 22/95:20 p.m. -

1 stop8h 05m

Sat 26/99:00 p.m. -

1 stop9h 11m

Deal found 25/8C$ 478

Thu 8/106:50 a.m. -

2 stops18h 05m

Sat 17/101:00 p.m. -

1 stop23h 20m

Deal found 22/8C$ 494

Fri 11/124:36 p.m. -

1 stop8h 57m

Mon 14/1210:30 p.m. -

1 stop11h 56m

Deal found 26/8C$ 480

Sat 19/96:00 a.m. -

3 stops14h 46m

Fri 25/912:59 a.m. -

2 stops10h 18m

Deal found 22/8C$ 492

Find flight deals from Ottawa to California

Round-trip from	C$ 333
One-way from	C$ 204
Popular in	December
Cheapest in	October
Average price	C$ 686

WestJet
15/10-19/10
3 total stops
20h 45m total
Ottawa to California

Search Deals

Air Canada
1/12
1 total stop
8h 10m total
Ottawa to California

Search Deals

Highest demand for flights based on searches. 1% potential increase in price (C$ 7 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (C$ 14 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaLas Vegas

YOW Ottawa - LAS Las Vegas Harry Reid Intl

YOWLAS

Ottawa

Wed 2/12

2:48 p.m.-9:02 p.m.

1 stop9h 14m

Las Vegas Harry Reid Intl

Sun 6/12

11:59 p.m.-7:27 p.m.

1 stop16h 28m

C$ 384

OttawaLas Vegas

YOW Ottawa - LAS Las Vegas Harry Reid Intl

YOWLAS

Ottawa

Thu 22/10

5:20 p.m.-10:13 p.m.

1 stop7h 53m

Las Vegas Harry Reid Intl

Mon 26/10

11:45 p.m.-3:07 p.m.

1 stop12h 22m

C$ 412

OttawaLas Vegas

YOW Ottawa - LAS Las Vegas Harry Reid Intl

YOWLAS

Ottawa

Tue 20/10

5:20 p.m.-10:13 p.m.

1 stop7h 53m

Las Vegas Harry Reid Intl

Tue 27/10

11:59 p.m.-2:09 p.m.

1 stop11h 10m

C$ 412

OttawaLas Vegas

YOW Ottawa - LAS Las Vegas Harry Reid Intl

YOWLAS

Ottawa

Sat 24/10

12:25 p.m.-9:40 p.m.

2 stops12h 15m

Las Vegas Harry Reid Intl

Sun 1/11

9:35 a.m.-12:44 a.m.

2 stops36h 09m

C$ 415

OttawaLas Vegas

YOW Ottawa - LAS Las Vegas Harry Reid Intl

YOWLAS

Ottawa

Fri 23/10

7:20 a.m.-3:45 p.m.

2 stops11h 25m

Las Vegas Harry Reid Intl

Sun 1/11

9:35 a.m.-12:44 a.m.

2 stops36h 09m

C$ 415

OttawaSan Francisco

YOW Ottawa - SFO San Francisco

YOWSFO

Ottawa

Wed 7/10

7:20 a.m.-4:40 p.m.

1 stop12h 20m

San Francisco

Wed 14/10

6:05 p.m.-5:35 a.m.

1 stop8h 30m

C$ 424

OttawaSan Francisco

YOW Ottawa - SFO San Francisco

YOWSFO

Ottawa

Mon 19/10

1:20 p.m.-9:55 p.m.

1 stop11h 35m

San Francisco

Sat 24/10

1:00 p.m.-5:35 a.m.

1 stop13h 35m

C$ 431

OttawaLas Vegas

YOW Ottawa - LAS Las Vegas Harry Reid Intl

YOWLAS

Ottawa

Sun 4/10

6:25 a.m.-6:43 p.m.

1 stop15h 18m

Las Vegas Harry Reid Intl

Wed 7/10

11:25 p.m.-9:19 a.m.

1 stop6h 54m

C$ 433

OttawaLas Vegas

YOW Ottawa - LAS Las Vegas Harry Reid Intl

YOWLAS

Ottawa

Wed 30/9

6:05 a.m.-4:53 p.m.

1 stop13h 48m

Las Vegas Harry Reid Intl

Sat 3/10

6:00 a.m.-9:35 p.m.

1 stop12h 35m

C$ 434

OttawaLas Vegas

YOW Ottawa - LAS Las Vegas Harry Reid Intl

YOWLAS

Ottawa

Sat 19/9

6:05 a.m.-4:53 p.m.

1 stop13h 48m

Las Vegas Harry Reid Intl

Wed 23/9

11:57 p.m.-9:56 a.m.

1 stop6h 59m

C$ 437

Flights are sorted by cheapest round-trip flights first.

Deals found on 23/8

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-LAS

YOW-LAX

YOW-SAN

YOW-SFO

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-LAS

YOW-LAX

YOW-SAN

YOW-SFO

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

Currently, October is the cheapest month in which you can book a flight from Ottawa to California (average of C$ 560). Flying from Ottawa to California in August is currently the most expensive (average of C$ 721). 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 typical for this route at the moment.

Ottawa to California flights typically cost between C$ 481 and C$ 643 in September.
The cheapest round-trip price found within the last 5 days was C$ 559 on WestJet (8 Sep-15 Sep).

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 72 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,United Airlines, andWestJet 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

458 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Regan,Aug 2026

YYZ - YVR

My first flight with an all female flight crew who were the best ever.

Porter Airlines

8.0

Very good

458 reviews

Porter Airlines

8.0

Very good

458 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Regan,Aug 2026

YYZ - YVR

My first flight with an all female flight crew who were the best ever.

United Airlines

7.4

Good

10,127 reviews

Porter Airlines

8.0

Very good

458 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Regan,Aug 2026

YYZ - YVR

My first flight with an all female flight crew who were the best ever.

WestJet

7.2

Good

3,440 reviews

Porter Airlines

8.0

Very good

458 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Regan,Aug 2026

YYZ - YVR

My first flight with an all female flight crew who were the best ever.

Air Canada

7.1

Good

11,541 reviews

Porter Airlines

8.0

Very good

458 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Regan,Aug 2026

YYZ - YVR

My first flight with an all female flight crew who were the best ever.

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 14m. Ottawa and California are separated by a distance of 3442 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 Air Canada, which is currently one of the cheapest options available, starting at C$ 201. WestJet flights start at C$ 217 while deals on Porter Airlines start at C$ 239 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 - Santa Ana J. Wayne/Orange Cnty.
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, October is the cheapest month in which you can book a flight from Ottawa to California (average of C$ 560). Flying from Ottawa to California in August is currently the most expensive (average of C$ 721). 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 4 airlines flying from Ottawa to California

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 181	AverageC$ 703	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	CheapestC$ 313	AverageC$ 661	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
WestJet	CheapestC$ 346	AverageC$ 548	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Porter Airlines	CheapestC$ 393	AverageC$ 642	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines 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$ 204

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/12. 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 27 August 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 27 August 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 27 August 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 27 August 2026.

Last-minute flights from Ottawa to CaliforniaDiscover last-minute flight deals from Ottawa to California. Data last updated 27 August 2026 and is based on user searches.

Discover last-minute flight deals from Ottawa to California. Data last updated 27 August 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 27 August 2026.

Search for one-way flight options from Ottawa to California. Find affordable one-way fares based on user searches. Data last updated 27 August 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 typical for this route at the moment.

Ottawa to California flights typically cost between C$ 481 and C$ 643 in September.The cheapest round-trip price found within the last 5 days was C$ 559 on WestJet (8 Sep-15 Sep).

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 72 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,United Airlines, andWestJet 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 27 August 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Ottawa to California flights

Consider these flights travelling from Ottawa to California.

Top 4 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 27 August 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 27 August 2026.

Last-minute flights from Ottawa to California
Discover last-minute flight deals from Ottawa to California. Data last updated 27 August 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 27 August 2026.

Ottawa to California flights typically cost between C$ 481 and C$ 643 in September.
The cheapest round-trip price found within the last 5 days was C$ 559 on WestJet (8 Sep-15 Sep).