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Cheap flights from Ottawa to San Diego from $162

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to San Diego departing on 10/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ottawa to San Diego

Cheap round-trip flights

United Airlines Logo
11:10 am - 10:20 pmYOW-SAN
14h 10m1 stop
United Airlines Logo
7:00 am - 9:18 pmSAN-YOW
11h 18m1 stop
$307United Airlines
Find Deal
Tue, Nov 25 - Tue, Dec 2
United Airlines Logo
6:20 am - 11:31 amYOW-SAN
8h 11m1 stop
United Airlines Logo
5:08 pm - 10:26 amSAN-YOW
14h 18m1 stop
$308United Airlines
Find Deal
Tue, Nov 25 - Tue, Dec 2
United Airlines Logo
5:11 pm - 10:33 pmYOW-SAN
8h 22m1 stop
United Airlines Logo
6:55 pm - 5:12 pmSAN-YOW
19h 17m2 stops
$310United Airlines
Find Deal
Fri, Jan 16 - Fri, Jan 23
United Airlines Logo
7:30 pm - 10:21 amYOW-SAN
17h 51m2 stops
United Airlines Logo
10:30 pm - 10:26 amSAN-YOW
8h 56m1 stop
$311United Airlines
Find Deal
Thu, Nov 6 - Sun, Nov 9
WestJet Logo
7:15 pm - 11:47 amYOW-SAN
43h 32m2 stops
WestJet Logo
12:35 pm - 12:40 amSAN-YOW
9h 05m1 stop
$342WestJet
Find Deal
Fri, Jan 30 - Fri, Mar 6
WestJet Logo
7:15 pm - 11:47 amYOW-SAN
43h 32m2 stops
WestJet Logo
12:35 pm - 12:39 amSAN-YOW
33h 04m2 stops
$377WestJet
Find Deal
Fri, Jan 30 - Fri, Mar 6
Multiple Airlines Logo
6:00 am - 8:15 amYOW-SAN
29h 15m2 stops
Multiple Airlines Logo
9:51 pm - 2:56 pmSAN-YOW
14h 05m1 stop
$433Multiple Airlines
Find Deal
Mon, Oct 13 - Mon, Oct 20
Air Canada Logo
6:00 am - 11:38 amYOW-SAN
8h 38m1 stop
Air Canada Logo
6:10 pm - 3:46 pmSAN-YOW
18h 36m1 stop
$434Air Canada
Find Deal
Fri, Nov 28 - Fri, Nov 28
Multiple Airlines Logo
4:25 pm - 6:46 pmYOW-SAN
29h 21m1 stop
Multiple Airlines Logo
8:00 am - 12:22 amSAN-YOW
13h 22m2 stops
$435Multiple Airlines
Find Deal
Sun, Oct 5 - Wed, Oct 8
Air Canada Logo
2:50 pm - 9:47 pmYOW-SAN
9h 57m2 stops
Air Canada Logo
7:00 am - 7:18 pmSAN-YOW
9h 18m2 stops
$469Air Canada
Find Deal
Wed, Mar 4 - Thu, Mar 5

United Airlines flights from Ottawa to San Diego

Our best United Airlines deals on Ottawa to San Diego flight tickets
United Airlines
Nov 25
YOW11:10 amOttawa
14h 10m
1 stop
SAN10:20 pmSan Diego
Dec 2
SAN7:00 amSan Diego
11h 18m
1 stop
YOW9:18 pmOttawa
$307
Find similar
United Airlines
Nov 25
YOW6:20 amOttawa
8h 11m
1 stop
SAN11:31 amSan Diego
Dec 2
SAN5:08 pmSan Diego
14h 18m
1 stop
YOW10:26 amOttawa
$308
Find similar
United Airlines
Jan 16
YOW5:11 pmOttawa
8h 22m
1 stop
SAN10:33 pmSan Diego
Jan 23
SAN6:55 pmSan Diego
19h 17m
2 stops
YOW5:12 pmOttawa
$310
Find similar

Air Canada flights from Ottawa to San Diego

Our best Air Canada deals on Ottawa to San Diego flight tickets
Air Canada
Nov 28
YOW6:00 amOttawa
8h 38m
1 stop
SAN11:38 amSan Diego
Nov 28
SAN6:10 pmSan Diego
18h 36m
1 stop
YOW3:46 pmOttawa
$434
Find similar
Air Canada
Mar 4
YOW2:50 pmOttawa
9h 57m
2 stops
SAN9:47 pmSan Diego
Mar 5
SAN7:00 amSan Diego
9h 18m
2 stops
YOW7:18 pmOttawa
$469
Find similar
Air Canada
Mar 4
YOW2:50 pmOttawa
9h 57m
2 stops
SAN9:47 pmSan Diego
Mar 5
SAN7:00 amSan Diego
9h 18m
2 stops
YOW7:18 pmOttawa
$477
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Ottawa to San Diego 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 September 17, 2025.
Use the filters below to find and compare flights from Ottawa to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Tue 11/25

11:10 am-10:20 pm

1 stop14h 10m

San Diego

Tue 12/2

7:00 am-9:18 pm

1 stop11h 18m

$307

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Tue 11/25

6:20 am-11:31 am

1 stop8h 11m

San Diego

Tue 12/2

5:08 pm-10:26 am

1 stop14h 18m

$308

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Fri 1/16

5:11 pm-10:33 pm

1 stop8h 22m

San Diego

Fri 1/23

6:55 pm-5:12 pm

2 stops19h 17m

$310

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Thu 11/6

7:30 pm-10:21 am

2 stops17h 51m

San Diego

Sun 11/9

10:30 pm-10:26 am

1 stop8h 56m

$311

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Fri 1/30

7:15 pm-11:47 am

2 stops43h 32m

San Diego

Fri 3/6

12:35 pm-12:40 am

1 stop9h 05m

$342

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Fri 1/30

7:15 pm-11:47 am

2 stops43h 32m

San Diego

Fri 3/6

12:35 pm-12:39 am

2 stops33h 04m

$377

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Mon 10/13

6:00 am-8:15 am

2 stops29h 15m

San Diego

Mon 10/20

9:51 pm-2:56 pm

1 stop14h 05m

$433

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Fri 11/28

6:00 am-11:38 am

1 stop8h 38m

San Diego

Fri 11/28

6:10 pm-3:46 pm

1 stop18h 36m

$434

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Sun 10/5

4:25 pm-6:46 pm

1 stop29h 21m

San Diego

Wed 10/8

8:00 am-12:22 am

2 stops13h 22m

$435

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Wed 3/4

2:50 pm-9:47 pm

2 stops9h 57m

San Diego

Thu 3/5

7:00 am-7:18 pm

2 stops9h 18m

$469

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Diego from

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

What is the typical price of a round-trip flight between Ottawa and San Diego?

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 November is also very affordable. Most momondo users find prices during this month for around $357.

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 $422 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 $345 on momondo.

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

As of September 2025, prices for Ottawa to San Diego flights are approximately 21% cheaper 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

Direct flights

None
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. 7h 49m 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?

  • 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?

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
Air CanadaPriceFrom $186Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
United AirlinesPriceFrom $262Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Coronado
Chula Vista
El Cajon
Julian
La Mesa
National City
Poway
Imperial Beach
San Ysidro
Borrego Springs
Lemon Grove
Alpine
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.

An easier way to manage your San Diego trip

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