Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from California to Ottawa from $149

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to Ottawa departing on 7/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from California to Ottawa

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
6:00 am - 7:20 pm
SFO
-
YOW
10h 20m
1 stop
WestJet Logo
6:00 am - 12:10 pm
YOW
-
SFO
9h 10m
1 stop
$337WestJet
Thu, Oct 22 - Sun, Oct 25
WestJet Logo
6:05 pm - 5:35 am
LAX
-
YOW
8h 30m
1 stop
WestJet Logo
7:20 am - 2:05 pm
YOW
-
LAX
9h 45m
1 stop
$351WestJet
Wed, Jul 22 - Wed, Aug 12
WestJet Logo
6:05 pm - 5:35 am
LAX
-
YOW
8h 30m
1 stop
WestJet Logo
7:20 am - 2:05 pm
YOW
-
LAX
9h 45m
1 stop
$352WestJet
Wed, Jul 22 - Tue, Aug 18
Air Canada Logo
11:25 pm - 9:24 am
LAS
-
YOW
6h 59m
1 stop
Air Canada Logo
11:15 am - 10:24 pm
YOW
-
LAS
14h 09m
1 stop
$384Air Canada
Thu, Jul 2 - Wed, Jul 8
Air Canada Logo
11:25 pm - 9:24 am
LAS
-
YOW
6h 59m
1 stop
Air Canada Logo
11:15 am - 10:24 pm
YOW
-
LAS
14h 09m
1 stop
$391Air Canada
Thu, Jul 2 - Wed, Jul 8
Multiple Airlines Logo
11:25 pm - 10:35 am
LAS
-
YOW
8h 10m
1 stop
Multiple Airlines Logo
12:25 pm - 9:40 pm
YOW
-
LAS
12h 15m
2 stops
$396Multiple Airlines
Thu, Jul 2 - Wed, Jul 8
Multiple Airlines Logo
11:25 pm - 11:30 am
LAS
-
YOW
9h 05m
1 stop
Multiple Airlines Logo
1:20 pm - 9:40 pm
YOW
-
LAS
11h 20m
1 stop
$400Multiple Airlines
Thu, Jul 2 - Wed, Jul 8
United Airlines Logo
10:34 pm - 9:11 am
LAS
-
YOW
7h 37m
1 stop
United Airlines Logo
6:05 am - 11:28 am
YOW
-
LAS
8h 23m
1 stop
$402United Airlines
Wed, Jul 15 - Sun, Jul 26
United Airlines Logo
6:33 pm - 10:03 am
RNO
-
YOW
12h 30m
2 stops
United Airlines Logo
6:25 am - 5:59 pm
YOW
-
RNO
14h 34m
2 stops
$403United Airlines
Mon, Jun 15 - Sat, Jun 20
Delta Logo
6:35 am - 12:20 am
SJC
-
YOW
14h 45m
2 stops
Delta Logo
6:55 am - 7:07 pm
YOW
-
SJC
15h 12m
2 stops
$696Delta
Sun, Jun 7 - Tue, Jun 9

Air Canada flights from California to Ottawa

Our best Air Canada deals on California to Ottawa flight tickets
Air Canada
Jul 2
LAS11:25 pmLas Vegas Harry Reid Intl
6h 59m
1 stop
YOW9:24 amOttawa
Jul 8
YOW11:15 amOttawa
14h 09m
1 stop
LAS10:24 pmLas Vegas Harry Reid Intl
$384
Air Canada
Jul 2
LAS11:25 pmLas Vegas Harry Reid Intl
6h 59m
1 stop
YOW9:24 amOttawa
Jul 8
YOW11:15 amOttawa
14h 09m
1 stop
LAS10:24 pmLas Vegas Harry Reid Intl
$391
Air Canada
Jul 2
LAS11:25 pmLas Vegas Harry Reid Intl
6h 59m
1 stop
YOW9:24 amOttawa
Jul 8
YOW6:00 amOttawa
11h 45m
2 stops
LAS2:45 pmLas Vegas Harry Reid Intl
$394

United Airlines flights from California to Ottawa

Our best United Airlines deals on California to Ottawa flight tickets
United Airlines
Jul 15
LAS8:48 amLas Vegas Harry Reid Intl
7h 00m
1 stop
YOW6:48 pmOttawa
Jul 28
YOW6:05 amOttawa
8h 23m
1 stop
LAS11:28 amLas Vegas Harry Reid Intl
$402
United Airlines
Jun 15
RNO6:33 pmReno
12h 30m
2 stops
YOW10:03 amOttawa
Jun 20
YOW6:25 amOttawa
14h 34m
2 stops
RNO5:59 pmReno
$403
United Airlines
Jul 15
LAS6:00 amLas Vegas Harry Reid Intl
13h 05m
2 stops
YOW10:05 pmOttawa
Jul 27
YOW6:25 amOttawa
7h 43m
1 stop
LAS11:08 amLas Vegas Harry Reid Intl
$408

momondo Fare Finder

 
Customize your flight search to find flights from California to Ottawa that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated May 17, 2026.
Use the filters below to find and compare flights from California to Ottawa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Thu 10/22

6:00 am-7:20 pm

1 stop10h 20m

Ottawa

Sun 10/25

6:00 am-12:10 pm

1 stop9h 10m

$337

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Wed 7/22

6:05 pm-5:35 am

1 stop8h 30m

Ottawa

Wed 8/12

7:20 am-2:05 pm

1 stop9h 45m

$351

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Wed 7/22

6:05 pm-5:35 am

1 stop8h 30m

Ottawa

Tue 8/18

7:20 am-2:05 pm

1 stop9h 45m

$352

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Thu 7/2

11:25 pm-9:24 am

1 stop6h 59m

Ottawa

Wed 7/8

11:15 am-10:24 pm

1 stop14h 09m

$384

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Thu 7/2

11:25 pm-9:24 am

1 stop6h 59m

Ottawa

Wed 7/8

11:15 am-10:24 pm

1 stop14h 09m

$391

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Thu 7/2

11:25 pm-10:35 am

1 stop8h 10m

Ottawa

Wed 7/8

12:25 pm-9:40 pm

2 stops12h 15m

$396

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Thu 7/2

11:25 pm-11:30 am

1 stop9h 05m

Ottawa

Wed 7/8

1:20 pm-9:40 pm

1 stop11h 20m

$400
Quickest round-trip

Las VegasOttawa

LAS - YOW

LASYOW

Las Vegas Harry Reid Intl

Wed 7/15

10:34 pm-9:11 am

1 stop7h 37m

Ottawa

Sun 7/26

6:05 am-11:28 am

1 stop8h 23m

$402

RenoOttawa

RNO - YOW

RNOYOW

Reno

Mon 6/15

6:33 pm-10:03 am

2 stops12h 30m

Ottawa

Sat 6/20

6:25 am-5:59 pm

2 stops14h 34m

$403

San JoseOttawa

SJC - YOW

SJCYOW

San Jose

Sun 6/7

6:35 am-12:20 am

2 stops14h 45m

Ottawa

Tue 6/9

6:55 am-7:07 pm

2 stops15h 12m

$696

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Ottawa from

How to get the cheapest flight ticket from California to Ottawa

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Ottawa?

In general, June is the cheapest month to fly from California to Ottawa. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $94. The month of October is another great option to travel to Ottawa, with average flight prices from California averaging around $100.

How far in advance should I book a flight from California to Ottawa?

You are more likely to see cheaper flights to Ottawa from California when booking weeks ahead of your departure date. In general, you can expect to find flights to Ottawa for around $485 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ottawa from California for as low as $333 on momondo.

Can stopping save me money on California to Ottawa flights?

You could potentially save up to 7% on your flight if you consider stops on a California to Ottawa flight.

Cheap California to Ottawa flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from California to Ottawa

Fastest flight time

7h 05m

Direct flights

None
The fastest flight from California to Ottawa takes 7h 05m
There are no direct flights from California to Ottawa. There are no popular flight routes from California to Ottawa.
Search flight deals

Frequently asked questions about flying from California to Ottawa

  • When did momondo last update prices for flights from California to Ottawa Airport?

    Prices for flights from California to Ottawa Airport were last updated today.

  • How many operators does momondo search for flights from California to Ottawa Airport?

  • How old do you have to be to fly from California to Ottawa Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from California to Ottawa Airport.

  • What documentation or ID do you need to fly to Ottawa Airport?

    The travel and health documents required for your trip to Ottawa Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ottawa Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from California to Ottawa

Compare and see reviews for airlines that fly from California to Ottawa with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom $131Free CancellationRating
8.0
439 reviews
Search Porter Airlines flights
WestJetPriceFrom $140Free CancellationRating
7.2
3,336 reviews
Search WestJet flights
Air CanadaPriceFrom $144Free CancellationRating
7.1
11,055 reviews
Search Air Canada flights
United AirlinesPriceFrom $172Free CancellationRating
7.4
9,730 reviews
Search United Airlines flights

Traveling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Pembroke
Brockville
Petawawa
Smiths Falls
Calabogie
Perth
Prescott
Winchester
Wakefield

Why use momondo?

Why should I use momondo to find a flight deal from California to Ottawa?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ottawa from California.

Can I find flights from California to Ottawa with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Ottawa from California with this policy.

How can momondo help me find flights from California to Ottawa?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from California to Ottawa.

I’m not ready to book a flight from California to Ottawa right now. Can momondo alert me if prices change?

Price alerts on flights to Ottawa from California are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Ottawa trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 6/16
Tue 6/23
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Canada