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Cheap flights from Ottawa to San Diego from $188

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 11/28. 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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0 bags

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Find the cheapest flights from Ottawa to San Diego

Cheap round-trip flights

WestJet Logo
6:00 am - 1:20 pmYOW-SAN
10h 20m1 stop
WestJet Logo
2:05 pm - 5:25 amSAN-YOW
12h 20m2 stops
$298WestJet
Find Deal
Tue, Aug 26 - Thu, Aug 28
WestJet Logo
6:00 am - 1:20 pmYOW-SAN
10h 20m1 stop
WestJet Logo
11:15 am - 12:41 amSAN-YOW
10h 26m1 stop
$300WestJet
Find Deal
Tue, Aug 26 - Thu, Aug 28
Air Canada Logo
2:40 pm - 7:35 pmYOW-SAN
7h 55m1 stop
Air Canada Logo
8:10 am - 8:14 pmSAN-YOW
9h 04m1 stop
$322Air Canada
Find Deal
Sat, Oct 18 - Mon, Oct 20
WestJet Logo
5:15 pm - 1:20 pmYOW-SAN
23h 05m2 stops
WestJet Logo
2:05 pm - 5:25 amSAN-YOW
12h 20m2 stops
$363WestJet
Find Deal
Tue, Aug 26 - Thu, Aug 28
WestJet Logo
6:00 am - 1:20 pmYOW-SAN
10h 20m1 stop
WestJet Logo
2:05 pm - 6:45 amSAN-YOW
13h 40m1 stop
$368WestJet
Find Deal
Thu, Sep 11 - Sun, Sep 14
Logo
6:00 am - 1:20 pmYOW-SAN
10h 20m1 stop
Logo
8:24 am - 2:44 pmSAN-YOW
51h 20m2 stops
$379
Find Deal
Thu, Sep 4 - Mon, Sep 8
Logo
6:00 am - 1:20 pmYOW-SAN
10h 20m1 stop
Logo
7:47 pm - 2:44 pmSAN-YOW
39h 57m2 stops
$384
Find Deal
Mon, Sep 8 - Thu, Sep 11
Air Canada Logo
2:40 pm - 7:35 pmYOW-SAN
7h 55m1 stop
Air Canada Logo
6:10 pm - 7:13 amSAN-YOW
10h 03m1 stop
$390Air Canada
Find Deal
Fri, Oct 24 - Sat, Nov 8
United Airlines Logo
6:05 am - 1:40 pmYOW-SAN
10h 35m2 stops
United Airlines Logo
5:01 pm - 2:04 pmSAN-YOW
18h 03m1 stop
$394United Airlines
Find Deal
Thu, Sep 11 - Sun, Sep 14
United Airlines Logo
6:33 am - 2:56 pmYOW-SAN
11h 23m2 stops
United Airlines Logo
7:21 pm - 2:04 pmSAN-YOW
15h 43m2 stops
$395United Airlines
Find Deal
Sat, Sep 13 - Sat, Sep 20

Air Canada flights from Ottawa to San Diego

Our best Air Canada deals on Ottawa to San Diego flight tickets
Air Canada
Oct 18
YOW2:40 pmOttawa
7h 55m
1 stop
SAN7:35 pmSan Diego
Oct 20
SAN8:10 amSan Diego
9h 04m
1 stop
YOW8:14 pmOttawa
$322
Find similar
Air Canada
Oct 24
YOW2:40 pmOttawa
7h 55m
1 stop
SAN7:35 pmSan Diego
Nov 8
SAN6:10 pmSan Diego
10h 03m
1 stop
YOW7:13 amOttawa
$390
Find similar
Air Canada
Nov 25
YOW5:15 amOttawa
9h 03m
1 stop
SAN11:18 amSan Diego
Dec 2
SAN6:10 pmSan Diego
10h 03m
1 stop
YOW7:13 amOttawa
$397
Find similar

United Airlines flights from Ottawa to San Diego

Our best United Airlines deals on Ottawa to San Diego flight tickets
United Airlines
Sep 11
YOW6:05 amOttawa
10h 35m
2 stops
SAN1:40 pmSan Diego
Sep 14
SAN5:01 pmSan Diego
18h 03m
1 stop
YOW2:04 pmOttawa
$394
Find similar
United Airlines
Sep 13
YOW6:33 amOttawa
11h 23m
2 stops
SAN2:56 pmSan Diego
Sep 20
SAN7:21 pmSan Diego
15h 43m
2 stops
YOW2:04 pmOttawa
$395
Find similar
United Airlines
Oct 3
YOW5:25 pmOttawa
7h 49m
1 stop
SAN10:14 pmSan Diego
Oct 6
SAN10:30 pmSan Diego
12h 34m
1 stop
YOW2:04 pmOttawa
$396
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 July 31, 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 8/26

6:00 am-1:20 pm

1 stop10h 20m

San Diego

Thu 8/28

2:05 pm-5:25 am

2 stops12h 20m

$298

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Tue 8/26

6:00 am-1:20 pm

1 stop10h 20m

San Diego

Thu 8/28

11:15 am-12:41 am

1 stop10h 26m

$300

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Sat 10/18

2:40 pm-7:35 pm

1 stop7h 55m

San Diego

Mon 10/20

8:10 am-8:14 pm

1 stop9h 04m

$322

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Tue 8/26

5:15 pm-1:20 pm

2 stops23h 05m

San Diego

Thu 8/28

2:05 pm-5:25 am

2 stops12h 20m

$363

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Thu 9/11

6:00 am-1:20 pm

1 stop10h 20m

San Diego

Sun 9/14

2:05 pm-6:45 am

1 stop13h 40m

$368

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Thu 9/4

6:00 am-1:20 pm

1 stop10h 20m

San Diego

Mon 9/8

8:24 am-2:44 pm

2 stops51h 20m

$379

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Mon 9/8

6:00 am-1:20 pm

1 stop10h 20m

San Diego

Thu 9/11

7:47 pm-2:44 pm

2 stops39h 57m

$384

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Fri 10/24

2:40 pm-7:35 pm

1 stop7h 55m

San Diego

Sat 11/8

6:10 pm-7:13 am

1 stop10h 03m

$390

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Thu 9/11

6:05 am-1:40 pm

2 stops10h 35m

San Diego

Sun 9/14

5:01 pm-2:04 pm

1 stop18h 03m

$394

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Sat 9/13

6:33 am-2:56 pm

2 stops11h 23m

San Diego

Sat 9/20

7:21 pm-2:04 pm

2 stops15h 43m

$395

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 $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 $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 July 2025, prices for Ottawa to San Diego flights are approximately 24% 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

Best Price Found

$188

Fastest flight time

7h 49m

Direct flights

None

Airports in San Diego

1 airport
The best one-way flight to San Diego from Ottawa in the past 72 hours is $188. The best round-trip flight deal from Ottawa to San Diego found on momondo in the last 72 hours is $298.
The fastest flight from Ottawa to San Diego takes 7h 49m
There are no direct flights from Ottawa to San Diego. Popular non-direct route for this connection is Ottawa Airport - San Diego Airport.
There is 1 airport near San Diego: San Diego (SAN)
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  • 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
9,851 reviews
Search Air Canada flights
United AirlinesPriceFrom $262Free CancellationRating
7.4
8,900 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
La Mesa
Imperial Beach
San Ysidro
Poway
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

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.
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