How long is the flight from Ottawa to California?

Departing from Ottawa to California will take you 8h 34m. Ottawa and California are separated by a distance of 3819 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$ 187. Air Canada flights start at C$ 236 while deals on Porter Airlines start at C$ 258 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 - 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$ 207+ 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 15 September 2026.

Thu 22/1012:25 p.m. -

1 stop9h 05m

Wed 28/1012:50 p.m. -

1 stop9h 10m

Deal found 15/9C$ 308

Thu 22/1012:25 p.m. -

2 stops12h 15m

Fri 30/1012:50 p.m. -

1 stop9h 10m

Deal found 15/9C$ 313

Fri 4/126:10 a.m. -

2 stops13h 05m

Fri 11/1210:45 a.m. -

2 stops10h 59m

Deal found 11/9C$ 324

Wed 18/115:30 a.m. -

2 stops13h 25m

Sat 21/1111:50 a.m. -

1 stop9h 11m

Deal found 12/9C$ 329

Thu 15/1012:25 p.m. -

2 stops12h 30m

Wed 21/106:05 p.m. -

1 stop8h 30m

Deal found 14/9C$ 350

Thu 15/1012:25 p.m. -

2 stops12h 30m

Thu 22/106:00 a.m. -

1 stop10h 20m

Deal found 15/9C$ 360

Wed 14/106:55 a.m. -

2 stops12h 45m

Wed 21/106:05 p.m. -

1 stop8h 30m

Deal found 14/9C$ 376

Wed 7/107:20 a.m. -

1 stop17h 35m

Tue 13/106:00 a.m. -

1 stop8h 15m

Deal found 15/9C$ 399

Tue 13/108:15 p.m. -

1 stop23h 25m

Tue 20/106:00 a.m. -

1 stop10h 20m

Deal found 13/9C$ 400

Tue 27/106:10 a.m. -

1 stop10h 45m

Sat 21/119:25 a.m. -

2 stops11h 36m

Deal found 14/9C$ 400

Wed 7/107:20 a.m. -

1 stop17h 35m

Wed 21/106:05 p.m. -

1 stop8h 30m

Deal found 15/9C$ 401

Sat 17/1012:25 p.m. -

2 stops12h 30m

Sat 24/101:00 p.m. -

1 stop13h 35m

Deal found 12/9C$ 404

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 15 September 2026.

Wed 9/126:15 a.m. -

2 stops14h 52m

Fri 11/1212:59 a.m. -

2 stops10h 10m

Deal found 15/9C$ 385

Wed 9/126:15 a.m. -

2 stops17h 24m

Mon 14/1211:50 p.m. -

1 stop8h 30m

Deal found 12/9C$ 403

Mon 5/108:15 p.m. -

1 stop18h 45m

Wed 14/106:05 p.m. -

1 stop8h 30m

Deal found 10/9C$ 407

Fri 6/115:30 a.m. -

2 stops15h 47m

Wed 11/118:00 a.m. -

2 stops13h 44m

Deal found 15/9C$ 553

Sun 28/27:00 a.m. -

1 stop8h 34m

Mon 1/31:35 p.m. -

1 stop8h 15m

Deal found 11/9C$ 560

Thu 10/126:15 a.m. -

2 stops14h 52m

Sat 12/1211:38 p.m. -

1 stop10h 33m

Deal found 15/9C$ 385

Mon 19/101:20 p.m. -

1 stop11h 35m

Sat 24/101:00 p.m. -

1 stop13h 35m

Deal found 12/9C$ 438

Thu 29/106:00 a.m. -

1 stop14h 04m

Wed 4/1112:59 a.m. -

2 stops10h 10m

Deal found 14/9C$ 406

Sun 4/106:25 a.m. -

1 stop17h 05m

Wed 7/1011:25 p.m. -

1 stop6h 54m

Deal found 14/9C$ 479

Wed 7/107:20 a.m. -

1 stop17h 35m

Tue 13/106:00 a.m. -

1 stop10h 20m

Deal found 14/9C$ 439

Wed 21/105:20 p.m. -

1 stop7h 53m

Mon 26/105:02 p.m. -

2 stops19h 05m

Deal found 15/9C$ 411

Sat 3/106:25 a.m. -

1 stop12h 24m

Wed 7/102:24 p.m. -

2 stops16h 32m

Deal found 14/9C$ 432

Sat 26/96:55 a.m. -

2 stops10h 11m

Wed 30/96:00 a.m. -

1 stop10h 20m

Deal found 10/9C$ 581

Sun 28/27:00 a.m. -

1 stop8h 34m

Tue 2/31:35 p.m. -

1 stop8h 15m

Deal found 11/9C$ 613

Wed 7/106:55 a.m. -

2 stops18h 00m

Mon 12/106:00 a.m. -

2 stops27h 30m

Deal found 12/9C$ 507

Sat 26/92:52 p.m. -

1 stop8h 42m

Mon 5/106:22 p.m. -

2 stops16h 37m

Deal found 11/9C$ 439

Sat 7/115:30 a.m. -

2 stops19h 25m

Sat 14/118:00 a.m. -

2 stops13h 44m

Deal found 15/9C$ 603

Sun 28/27:00 a.m. -

1 stop8h 34m

Thu 4/31:35 p.m. -

1 stop8h 15m

Deal found 11/9C$ 613

Fri 9/107:00 a.m. -

1 stop8h 20m

Mon 12/106:00 a.m. -

1 stop10h 20m

Deal found 14/9C$ 635

Fri 16/106:25 a.m. -

1 stop17h 03m

Mon 19/1011:55 p.m. -

1 stop7h 01m

Deal found 13/9C$ 457

Sat 5/125:30 a.m. -

2 stops12h 03m

Thu 7/16:00 a.m. -

2 stops15h 44m

Deal found 13/9C$ 638

Sun 18/107:20 a.m. -

1 stop10h 25m

Wed 21/107:30 a.m. -

1 stop8h 50m

Deal found 14/9C$ 607

Tue 8/126:15 a.m. -

1 stop8h 48m

Fri 11/122:28 p.m. -

2 stops20h 41m

Deal found 14/9C$ 457

Thu 29/104:46 p.m. -

1 stop8h 44m

Tue 17/111:35 p.m. -

2 stops21h 34m

Deal found 14/9C$ 458

Thu 29/109:45 a.m. -

2 stops16h 00m

Mon 16/112:27 p.m. -

2 stops20h 42m

Deal found 14/9C$ 458

Fri 13/114:46 p.m. -

2 stops19h 30m

Mon 16/117:20 a.m. -

2 stops27h 49m

Deal found 14/9C$ 458

Fri 30/106:15 a.m. -

1 stop19h 15m

Tue 17/111:35 p.m. -

2 stops21h 34m

Deal found 14/9C$ 458

Tue 27/106:15 a.m. -

1 stop19h 15m

Mon 16/112:27 p.m. -

2 stops19h 44m

Deal found 14/9C$ 458

Wed 28/106:15 a.m. -

1 stop19h 15m

Mon 16/112:27 p.m. -

2 stops20h 42m

Deal found 14/9C$ 458

Mon 5/106:01 p.m. -

1 stop17h 42m

Fri 9/1010:40 p.m. -

1 stop7h 31m

Deal found 10/9C$ 460

Find flight deals from Ottawa to California

Round-trip from	C$ 308
One-way from	C$ 207
Popular in	December
Cheapest in	January
Average price	C$ 583

WestJet
22/10-28/10
2 total stops
18h 15m total
Ottawa to California

Search Deals

WestJet
23/10-31/12
2 total stops
12h 15m 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

OttawaLas Vegas

YOW Ottawa - LAS Las Vegas Harry Reid Intl

YOWLAS

Ottawa

Fri 23/10

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

2 stops12h 15m

Las Vegas Harry Reid Intl

Wed 31/12

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

Nonstop0h 00m

C$ 207

OttawaLas Vegas

YOW Ottawa - LAS Las Vegas Harry Reid Intl

YOWLAS

Ottawa

Mon 28/9

12:25 p.m.-6:30 p.m.

1 stop9h 05m

Las Vegas Harry Reid Intl

Wed 31/12

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

Nonstop0h 00m

C$ 215

OttawaLas Vegas

YOW Ottawa - LAS Las Vegas Harry Reid Intl

YOWLAS

Ottawa

Wed 21/10

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

2 stops11h 25m

Las Vegas Harry Reid Intl

Wed 31/12

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

Nonstop0h 00m

C$ 222

OttawaLas Vegas

YOW Ottawa - LAS Las Vegas Harry Reid Intl

YOWLAS

Ottawa

Thu 10/12

4:15 p.m.-8:45 p.m.

1 stop31h 30m

Las Vegas Harry Reid Intl

Wed 31/12

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

Nonstop0h 00m

C$ 233

OttawaLas Vegas

YOW Ottawa - LAS Las Vegas Harry Reid Intl

YOWLAS

Ottawa

Mon 26/10

5:35 a.m.-9:45 p.m.

2 stops19h 10m

Las Vegas Harry Reid Intl

Wed 31/12

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

Nonstop0h 00m

C$ 236

OttawaSan Diego

YOW Ottawa - SAN San Diego

YOWSAN

Ottawa

Fri 23/10

6:55 a.m.-4:00 p.m.

1 stop12h 05m

San Diego

Wed 31/12

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

Nonstop0h 00m

C$ 250

OttawaSan Diego

YOW Ottawa - SAN San Diego

YOWSAN

Ottawa

Sat 10/10

10:00 a.m.-12:31 a.m.

2 stops17h 31m

San Diego

Wed 31/12

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

Nonstop0h 00m

C$ 258

OttawaLas Vegas

YOW Ottawa - LAS Las Vegas Harry Reid Intl

YOWLAS

Ottawa

Thu 15/10

6:01 p.m.-8:43 a.m.

1 stop17h 42m

Las Vegas Harry Reid Intl

Wed 31/12

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

Nonstop0h 00m

C$ 260

OttawaSan Diego

YOW Ottawa - SAN San Diego

YOWSAN

Ottawa

Fri 23/10

6:05 a.m.-10:27 p.m.

2 stops19h 22m

San Diego

Wed 31/12

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

Nonstop0h 00m

C$ 265

Quickest round-trip

OttawaPalm Springs

YOW Ottawa - PSP Palm Springs

YOWPSP

Ottawa

Thu 29/10

4:46 p.m.-10:30 p.m.

1 stop8h 44m

Palm Springs

Wed 31/12

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

Nonstop0h 00m

C$ 270

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

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-LAS

YOW-LAX

YOW-SFO

YOW-PSP

YOW-SAN

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-SFO

YOW-PSP

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$ 582). Flying from Ottawa to California in August is currently the most expensive (average of C$ 720). 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$ 552 and C$ 640 in December.
The cheapest round-trip price found within the last 5 days was C$ 553 on United Airlines (14 Dec-23 Dec).

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

461 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

461 reviews

Porter Airlines

8.0

Very good

461 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

Delta

7.8

Good

8,568 reviews

Porter Airlines

8.0

Very good

461 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

United Airlines

7.4

Good

10,209 reviews

Porter Airlines

8.0

Very good

461 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

WestJet

7.2

Good

3,443 reviews

Porter Airlines

8.0

Very good

461 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

Air Canada

7.1

Good

11,630 reviews

Porter Airlines

8.0

Very good

461 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 34m. Ottawa and California are separated by a distance of 3819 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$ 187. Air Canada flights start at C$ 236 while deals on Porter Airlines start at C$ 258 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 - 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$ 582). Flying from Ottawa to California in August is currently the most expensive (average of C$ 720). 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$ 181	AverageC$ 696	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	CheapestC$ 314	AverageC$ 669	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
WestJet	CheapestC$ 330	AverageC$ 571	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Porter Airlines	CheapestC$ 395	AverageC$ 647	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Air Transat	CheapestC$ 656	AverageC$ 656	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
Delta	CheapestC$ 762	AverageC$ 911	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$ 207

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 23/10. 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 15 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 15 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 15 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 15 September 2026.

Last-minute flights from Ottawa to CaliforniaDiscover last-minute flight deals from Ottawa to California. Data last updated 15 September 2026 and is based on user searches.

Discover last-minute flight deals from Ottawa to California. Data last updated 15 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 15 September 2026.

Search for one-way flight options from Ottawa to California. Find affordable one-way fares based on user searches. Data last updated 15 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 typical for this route at the moment.

Ottawa to California flights typically cost between C$ 552 and C$ 640 in December.The cheapest round-trip price found within the last 5 days was C$ 553 on United Airlines (14 Dec-23 Dec).

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 15 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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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 15 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 15 September 2026.

Last-minute flights from Ottawa to California
Discover last-minute flight deals from Ottawa to California. Data last updated 15 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 15 September 2026.

Ottawa to California flights typically cost between C$ 552 and C$ 640 in December.
The cheapest round-trip price found within the last 5 days was C$ 553 on United Airlines (14 Dec-23 Dec).