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Cheap flights from Ottawa to San Diego from $211

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 4/15. 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

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Find the cheapest flights from Ottawa to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
10:44 am - 11:59 pm
YOW
-
SAN
16h 15m
2 stops
United Airlines Logo
4:21 pm - 2:22 pm
SAN
-
YOW
19h 01m
2 stops
$363United Airlines
Fri, Apr 17 - Tue, Apr 21
United Airlines Logo
6:00 am - 5:41 pm
YOW
-
SAN
14h 41m
2 stops
United Airlines Logo
9:05 pm - 9:11 am
SAN
-
YOW
9h 06m
1 stop
$374United Airlines
Wed, Jun 3 - Sat, Jun 6
United Airlines Logo
6:25 am - 11:25 am
YOW
-
SAN
8h 00m
1 stop
United Airlines Logo
10:20 pm - 9:11 am
SAN
-
YOW
7h 51m
1 stop
$375United Airlines
Fri, May 1 - Sat, May 9
United Airlines Logo
5:25 pm - 10:39 pm
YOW
-
SAN
8h 14m
1 stop
United Airlines Logo
6:05 pm - 9:11 am
SAN
-
YOW
12h 06m
2 stops
$385United Airlines
Fri, May 1 - Sat, May 9
WestJet Logo
7:20 am - 2:10 pm
YOW
-
SAN
9h 50m
1 stop
WestJet Logo
3:30 pm - 11:35 am
SAN
-
YOW
17h 05m
2 stops
$388WestJet
Wed, Jun 3 - Sat, Jun 6
United Airlines Logo
5:25 pm - 10:59 pm
YOW
-
SAN
8h 34m
1 stop
United Airlines Logo
10:20 pm - 9:11 am
SAN
-
YOW
7h 51m
1 stop
$390United Airlines
Fri, Apr 24 - Fri, May 8
United Airlines Logo
6:25 am - 8:02 pm
YOW
-
SAN
16h 37m
2 stops
United Airlines Logo
4:04 pm - 10:03 am
SAN
-
YOW
14h 59m
2 stops
$391United Airlines
Fri, May 1 - Sat, May 9
United Airlines Logo
10:44 am - 7:51 pm
YOW
-
SAN
12h 07m
2 stops
United Airlines Logo
6:30 am - 11:54 pm
SAN
-
YOW
14h 24m
2 stops
$393United Airlines
Wed, Jun 3 - Sat, Jun 6
Air Canada Logo
5:05 am - 12:18 pm
YOW
-
SAN
10h 13m
1 stop
Air Canada Logo
7:00 am - 10:11 pm
SAN
-
YOW
12h 11m
1 stop
$403Air Canada
Tue, May 5 - Sat, May 9
Air Canada Logo
5:00 am - 11:50 am
YOW
-
SAN
9h 50m
1 stop
Air Canada Logo
10:40 pm - 5:07 pm
SAN
-
YOW
15h 27m
1 stop
$408Air Canada
Wed, Jun 3 - Sat, Jun 6

American Airlines flights from Ottawa to San Diego

Our best American Airlines deals on Ottawa to San Diego flight tickets
American Airlines
Mar 31
YOW6:45 amOttawa
14h 42m
2 stops
SAN6:27 pmSan Diego
Apr 11
SAN1:36 pmSan Diego
25h 50m
2 stops
YOW6:26 pmOttawa
$510
American Airlines
Apr 2
YOW10:00 amOttawa
14h 44m
2 stops
SAN9:44 pmSan Diego
Apr 11
SAN7:15 amSan Diego
14h 26m
2 stops
YOW12:41 amOttawa
$1,144
American Airlines
Mar 25
YOW6:45 amOttawa
14h 19m
3 stops
SAN6:04 pmSan Diego
Apr 1
SAN10:35 pmSan Diego
12h 35m
2 stops
YOW2:10 pmOttawa
$1,175

Air Canada flights from Ottawa to San Diego

Our best Air Canada deals on Ottawa to San Diego flight tickets
Air Canada
May 5
YOW5:05 amOttawa
10h 13m
1 stop
SAN12:18 pmSan Diego
May 9
SAN7:00 amSan Diego
12h 11m
1 stop
YOW10:11 pmOttawa
$403
Air Canada
Jun 3
YOW5:00 amOttawa
9h 50m
1 stop
SAN11:50 amSan Diego
Jun 6
SAN10:40 pmSan Diego
15h 27m
1 stop
YOW5:07 pmOttawa
$408
Air Canada
Jun 2
YOW5:00 amOttawa
9h 50m
1 stop
SAN11:50 amSan Diego
Jun 16
SAN1:15 pmSan Diego
8h 31m
1 stop
YOW12:46 amOttawa
$414

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 March 20, 2026.
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

Cheapest round-trip

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Fri 4/17

10:44 am-11:59 pm

2 stops16h 15m

San Diego

Tue 4/21

4:21 pm-2:22 pm

2 stops19h 01m

$363

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Wed 6/3

6:00 am-5:41 pm

2 stops14h 41m

San Diego

Sat 6/6

9:05 pm-9:11 am

1 stop9h 06m

$374
Quickest round-trip

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Fri 5/1

6:25 am-11:25 am

1 stop8h 00m

San Diego

Sat 5/9

10:20 pm-9:11 am

1 stop7h 51m

$375

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Fri 5/1

5:25 pm-10:39 pm

1 stop8h 14m

San Diego

Sat 5/9

6:05 pm-9:11 am

2 stops12h 06m

$385

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Wed 6/3

7:20 am-2:10 pm

1 stop9h 50m

San Diego

Sat 6/6

3:30 pm-11:35 am

2 stops17h 05m

$388

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Fri 4/24

5:25 pm-10:59 pm

1 stop8h 34m

San Diego

Fri 5/8

10:20 pm-9:11 am

1 stop7h 51m

$390

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Fri 5/1

6:25 am-8:02 pm

2 stops16h 37m

San Diego

Sat 5/9

4:04 pm-10:03 am

2 stops14h 59m

$391

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Wed 6/3

10:44 am-7:51 pm

2 stops12h 07m

San Diego

Sat 6/6

6:30 am-11:54 pm

2 stops14h 24m

$393

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Tue 5/5

5:05 am-12:18 pm

1 stop10h 13m

San Diego

Sat 5/9

7:00 am-10:11 pm

1 stop12h 11m

$403

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Wed 6/3

5:00 am-11:50 am

1 stop9h 50m

San Diego

Sat 6/6

10:40 pm-5:07 pm

1 stop15h 27m

$408

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 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 $347.

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 $454 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 $326 on momondo.

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

As of March 2026, prices for Ottawa to San Diego flights are approximately 23% 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 34m

Direct flights

None
The fastest flight from Ottawa to San Diego takes 8h 34m
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 34m 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 $277Free CancellationRating
7.1
10,818 reviews
Search Air Canada flights
United AirlinesPriceFrom $293Free CancellationRating
7.4
9,451 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
National City
Poway
San Ysidro
Imperial Beach
La Mesa
Borrego Springs
Alpine
Santee
Lemon Grove

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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