What airlines fly to San Diego?

Air Canada, United Airlines and Delta are the top three most popular airlines that fly to San Diego from Ottawa according to our data. Air Canada is the first choice among our users, with 43% of people opting to fly with this airline when traveling to San Diego. Keep in mind that there are 5 different airlines that fly to San Diego on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Ottawa Airport to San Diego Airport?

Prices for flights from Ottawa Airport to San Diego Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Ottawa Airport to San Diego Airport?

As of December 2025, there are 2 operators available to choose from for flights from Ottawa Airport to San Diego Airport.

How old do you have to be to fly from Ottawa Airport to San Diego Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ottawa Airport to San Diego Airport.

What documentation or ID do you need to fly to San Diego Airport?

The travel and health documents you'll need for your trip to San Diego Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Diego Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$155 Cheap Flights from Ottawa to San Diego in 2025/26

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Find the cheapest flights from Ottawa to San Diego

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Cheap round-trip flights

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10:35 am - 5:19 pm

YOW

SAN

9h 44m2 stops

8:40 pm - 1:45 pm

SAN

YOW

14h 05m2 stops

$297United Airlines

Wed, Apr 1 - Wed, Apr 8

6:00 am - 11:53 am

YOW

SAN

8h 53m1 stop

6:10 pm - 6:45 am

SAN

YOW

9h 35m1 stop

$298Air Canada

Wed, Apr 1 - Wed, Apr 8

6:00 am - 6:40 pm

YOW

SAN

15h 40m3 stops

10:25 pm - 1:45 pm

SAN

YOW

12h 20m1 stop

$304United Airlines

Wed, Apr 1 - Wed, Apr 8

5:40 am - 11:45 am

YOW

SAN

33h 05m2 stops

12:35 pm - 12:40 am

SAN

YOW

9h 05m1 stop

$332WestJet

Tue, Jan 27 - Fri, Jan 30

5:45 am - 5:24 pm

YOW

SAN

14h 39m2 stops

6:05 pm - 6:43 am

SAN

YOW

9h 38m1 stop

$334Air Canada

Fri, Jan 30 - Fri, Feb 6

5:45 am - 5:24 pm

YOW

SAN

14h 39m2 stops

6:05 pm - 8:18 am

SAN

YOW

11h 13m2 stops

$336Air Canada

Fri, Jan 30 - Fri, Feb 6

5:00 am - 11:53 am

YOW

SAN

9h 53m1 stop

6:05 pm - 6:43 am

SAN

YOW

9h 38m1 stop

$346Air Canada

Fri, Jan 30 - Fri, Feb 6

7:45 am - 5:24 pm

YOW

SAN

12h 39m1 stop

6:05 pm - 6:43 am

SAN

YOW

9h 38m1 stop

$354Air Canada

Thu, Jan 15 - Thu, Jan 22

5:00 am - 11:53 am

YOW

SAN

9h 53m1 stop

6:05 pm - 6:43 am

SAN

YOW

9h 38m1 stop

$360Air Canada

Tue, Jan 27 - Fri, Jan 30

6:00 am - 3:04 pm

YOW

SAN

12h 04m2 stops

6:55 pm - 2:27 pm

SAN

YOW

16h 32m2 stops

$367United Airlines

Wed, Jan 21 - Sun, Jan 25

United Airlines flights from Ottawa to San Diego

Our best United Airlines deals on Ottawa to San Diego flight tickets

United Airlines

Apr 1

YOW10:35 amOttawa

9h 44m

2 stops

SAN5:19 pmSan Diego

Apr 8

SAN8:40 pmSan Diego

14h 05m

2 stops

YOW1:45 pmOttawa

$297

Find similar

United Airlines

Feb 26

YOW2:15 pmOttawa

9h 31m

1 stop

SAN8:46 pmSan Diego

Mar 1

SAN6:10 pmSan Diego

19h 57m

2 stops

YOW5:07 pmOttawa

$304

Find similar

United Airlines

Feb 26

YOW5:11 pmOttawa

20h 13m

2 stops

SAN10:24 amSan Diego

Mar 1

SAN6:10 pmSan Diego

13h 16m

2 stops

YOW10:26 amOttawa

$365

Find similar

Air Canada flights from Ottawa to San Diego

Our best Air Canada deals on Ottawa to San Diego flight tickets

Air Canada

Apr 1

YOW6:00 amOttawa

8h 53m

1 stop

SAN11:53 amSan Diego

Apr 8

SAN6:10 pmSan Diego

9h 35m

1 stop

YOW6:45 amOttawa

$298

Find similar

Air Canada

Jan 30

YOW5:45 amOttawa

14h 39m

2 stops

SAN5:24 pmSan Diego

Feb 6

SAN6:05 pmSan Diego

9h 38m

1 stop

YOW6:43 amOttawa

$334

Find similar

Air Canada

Jan 30

YOW5:45 amOttawa

14h 39m

2 stops

SAN5:24 pmSan Diego

Feb 6

SAN6:05 pmSan Diego

11h 13m

2 stops

YOW8:18 amOttawa

$336

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Wed 4/1

10:35 am-5:19 pm

2 stops9h 44m

San Diego

Wed 4/8

8:40 pm-1:45 pm

2 stops14h 05m

$297

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Wed 4/1

6:00 am-11:53 am

1 stop8h 53m

San Diego

Wed 4/8

6:10 pm-6:45 am

1 stop9h 35m

$298

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Wed 4/1

6:00 am-6:40 pm

3 stops15h 40m

San Diego

Wed 4/8

10:25 pm-1:45 pm

1 stop12h 20m

$304

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Tue 1/27

5:40 am-11:45 am

2 stops33h 05m

San Diego

Fri 1/30

12:35 pm-12:40 am

1 stop9h 05m

$332

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Fri 1/30

5:45 am-5:24 pm

2 stops14h 39m

San Diego

Fri 2/6

6:05 pm-6:43 am

1 stop9h 38m

$334

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Fri 1/30

5:45 am-5:24 pm

2 stops14h 39m

San Diego

Fri 2/6

6:05 pm-8:18 am

2 stops11h 13m

$336

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Fri 1/30

5:00 am-11:53 am

1 stop9h 53m

San Diego

Fri 2/6

6:05 pm-6:43 am

1 stop9h 38m

$346

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Thu 1/15

7:45 am-5:24 pm

1 stop12h 39m

San Diego

Thu 1/22

6:05 pm-6:43 am

1 stop9h 38m

$354

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Tue 1/27

5:00 am-11:53 am

1 stop9h 53m

San Diego

Fri 1/30

6:05 pm-6:43 am

1 stop9h 38m

$360

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Wed 1/21

6:00 am-3:04 pm

2 stops12h 04m

San Diego

Sun 1/25

6:55 pm-2:27 pm

2 stops16h 32m

$367

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ottawa to San Diego

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

Prices

Airlines

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of May, then departing from Ottawa during the month June is also very affordable. Most momondo users find prices during this month for around $360.

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart from Ottawa to San Diego is on a Wednesday. Travelers who choose to depart for San Diego on a Wednesday will often find tickets for as low as $308. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $789. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

What is the cheapest time of day to depart on your flight to San Diego?

The cheapest time of day to fly to San Diego is in the evening when flights can be purchased for as low as $186. Flights in the morning are often more expensive with an average ticket price of $621.

How far in advance should I book a flight to San Diego?

You are more likely to see cheaper flights to San Diego from Ottawa when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $415 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Ottawa for as low as $335 on momondo.

How have Ottawa to San Diego flight prices changed over time?

As of December 2025, prices for Ottawa to San Diego flights are approximately 18% more expensive when compared to flights at the same time last year.

When to book flights from Ottawa to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Ottawa to San Diego according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Ottawa to San Diego (YOW to SAN) flight deals and tips

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

Fastest flight time	8h 15m
Direct flights	None

The fastest flight from Ottawa to San Diego takes 8h 15m

There are no direct flights from Ottawa to San Diego. There are no popular flight routes from Ottawa to San Diego.

Search flight deals

How far is Ottawa to San Diego by plane?
San Diego is 2358.2 mi away from Ottawa. 8h 15m is a normal flight duration for this route.
When did momondo last update prices for flights from Ottawa Airport to San Diego Airport?
Prices for flights from Ottawa Airport to San Diego Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Ottawa Airport to San Diego Airport?
As of December 2025, there are 2 operators available to choose from for flights from Ottawa Airport to San Diego Airport.
How old do you have to be to fly from Ottawa Airport to San Diego Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ottawa Airport to San Diego Airport.
What documentation or ID do you need to fly to San Diego Airport?
The travel and health documents you'll need for your trip to San Diego Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Diego Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Ottawa to San Diego?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Ottawa to San Diego is United Airlines (72% of total bookings). The next most popular airline is Air Canada (28%).

Best airlines flying from Ottawa to San Diego

Compare and see reviews for airlines that fly from Ottawa to San Diego with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $279	Free Cancellation	Rating 7.4 9,092 reviews		Search United Airlines flights
Air Canada	PriceFrom $377	Free Cancellation	Rating 7.1 10,534 reviews		Search Air Canada flights

Coronado

Chula Vista

El Cajon

Julian

National City

Poway

Imperial Beach

Borrego Springs

La Mesa

San Ysidro

Alpine

Lemon Grove

Santee

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ottawa to San Diego. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Ottawa to San Diego flights to just show those with flexible booking policies.

How can momondo help me find flights from Ottawa to San Diego?

Once you have performed a search for Ottawa to San Diego flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to San Diego, momondo offers a useful price alert feature which will track prices for flights to San Diego from Ottawa and alert you when they change.