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Cheap flights from Ottawa to San Diego from C$ 243

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 10/3. 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

Enter your travel dates to find the best prices.
WestJet Logo
5:45 p.m. - 11:47 a.m.
YOW
-
SAN
21h 02m
1 stop
WestJet Logo
12:35 p.m. - 12:39 a.m.
SAN
-
YOW
33h 04m
2 stops
C$ 415WestJet
Tue, 10 Mar - Mon, 16 Mar
WestJet Logo
5:40 a.m. - 11:47 a.m.
YOW
-
SAN
33h 07m
2 stops
WestJet Logo
12:35 p.m. - 12:39 a.m.
SAN
-
YOW
33h 04m
2 stops
C$ 425WestJet
Tue, 10 Mar - Mon, 16 Mar
WestJet Logo
4:15 p.m. - 2:10 p.m.
YOW
-
SAN
24h 55m
1 stop
WestJet Logo
3:30 p.m. - 5:40 a.m.
SAN
-
YOW
11h 10m
1 stop
C$ 483WestJet
Sat, 23 May - Wed, 27 May
WestJet Logo
6:25 p.m. - 2:10 p.m.
YOW
-
SAN
22h 45m
2 stops
WestJet Logo
3:30 p.m. - 5:40 a.m.
SAN
-
YOW
11h 10m
1 stop
C$ 487WestJet
Sat, 23 May - Wed, 27 May
WestJet Logo
5:55 a.m. - 2:10 p.m.
YOW
-
SAN
35h 15m
2 stops
WestJet Logo
3:30 p.m. - 12:30 p.m.
SAN
-
YOW
18h 00m
2 stops
C$ 524WestJet
Sat, 23 May - Wed, 27 May
Multiple Airlines Logo
10:35 a.m. - 2:31 p.m.
YOW
-
SAN
30h 56m
1 stop
Multiple Airlines Logo
3:07 p.m. - 12:39 a.m.
SAN
-
YOW
30h 32m
2 stops
C$ 550Multiple Airlines
Tue, 10 Mar - Mon, 16 Mar
WestJet Logo
5:40 a.m. - 11:47 a.m.
YOW
-
SAN
33h 07m
2 stops
WestJet Logo
12:35 p.m. - 12:39 a.m.
SAN
-
YOW
33h 04m
2 stops
C$ 554WestJet
Tue, 10 Mar - Mon, 16 Mar
WestJet Logo
5:45 p.m. - 11:47 a.m.
YOW
-
SAN
21h 02m
1 stop
WestJet Logo
12:35 p.m. - 12:40 a.m.
SAN
-
YOW
9h 05m
1 stop
C$ 567WestJet
Tue, 10 Mar - Mon, 16 Mar
Multiple Airlines Logo
9:30 a.m. - 7:05 p.m.
YOW
-
SAN
12h 35m
1 stop
Multiple Airlines Logo
9:59 p.m. - 12:02 a.m.
SAN
-
YOW
23h 03m
1 stop
C$ 626Multiple Airlines
Tue, 10 Mar - Mon, 16 Mar
Air Canada Logo
5:00 a.m. - 11:50 a.m.
YOW
-
SAN
9h 50m
1 stop
Air Canada Logo
8:15 a.m. - 8:45 p.m.
SAN
-
YOW
9h 30m
1 stop
C$ 629Air Canada
Sat, 23 May - Wed, 27 May

United Airlines flights from Ottawa to San Diego

Our best United Airlines deals on Ottawa to San Diego flight tickets
United Airlines
1 Apr
YOW10:44 a.m.Ottawa
12h 28m
2 stops
SAN8:12 p.m.San Diego
8 Apr
SAN7:14 p.m.San Diego
10h 57m
2 stops
YOW9:11 a.m.Ottawa
C$ 635
United Airlines
5 Apr
YOW10:44 a.m.Ottawa
12h 28m
2 stops
SAN8:12 p.m.San Diego
15 Apr
SAN7:14 p.m.San Diego
10h 57m
2 stops
YOW9:11 a.m.Ottawa
C$ 713
United Airlines
2 Apr
YOW6:00 a.m.Ottawa
8h 16m
1 stop
SAN11:16 a.m.San Diego
11 Apr
SAN9:45 p.m.San Diego
9h 18m
1 stop
YOW10:03 a.m.Ottawa
C$ 714

WestJet flights from Ottawa to San Diego

Our best WestJet deals on Ottawa to San Diego flight tickets
WestJet
10 Mar
YOW5:45 p.m.Ottawa
21h 02m
1 stop
SAN11:47 a.m.San Diego
16 Mar
SAN12:35 p.m.San Diego
33h 04m
2 stops
YOW12:39 a.m.Ottawa
C$ 415
WestJet
10 Mar
YOW5:40 a.m.Ottawa
33h 07m
2 stops
SAN11:47 a.m.San Diego
16 Mar
SAN12:35 p.m.San Diego
33h 04m
2 stops
YOW12:39 a.m.Ottawa
C$ 425
WestJet
23 May
YOW4:15 p.m.Ottawa
24h 55m
1 stop
SAN2:10 p.m.San Diego
27 May
SAN3:30 p.m.San Diego
11h 10m
1 stop
YOW5:40 a.m.Ottawa
C$ 483

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 96,600 searches. Data last updated 29 January 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

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Tue 10/3

5:45 p.m.-11:47 a.m.

1 stop21h 02m

San Diego

Mon 16/3

12:35 p.m.-12:39 a.m.

2 stops33h 04m

C$ 415

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Tue 10/3

5:40 a.m.-11:47 a.m.

2 stops33h 07m

San Diego

Mon 16/3

12:35 p.m.-12:39 a.m.

2 stops33h 04m

C$ 425

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Sat 23/5

4:15 p.m.-2:10 p.m.

1 stop24h 55m

San Diego

Wed 27/5

3:30 p.m.-5:40 a.m.

1 stop11h 10m

C$ 483

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Sat 23/5

6:25 p.m.-2:10 p.m.

2 stops22h 45m

San Diego

Wed 27/5

3:30 p.m.-5:40 a.m.

1 stop11h 10m

C$ 487

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Sat 23/5

5:55 a.m.-2:10 p.m.

2 stops35h 15m

San Diego

Wed 27/5

3:30 p.m.-12:30 p.m.

2 stops18h 00m

C$ 524

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Tue 10/3

10:35 a.m.-2:31 p.m.

1 stop30h 56m

San Diego

Mon 16/3

3:07 p.m.-12:39 a.m.

2 stops30h 32m

C$ 550

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Tue 10/3

5:40 a.m.-11:47 a.m.

2 stops33h 07m

San Diego

Mon 16/3

12:35 p.m.-12:39 a.m.

2 stops33h 04m

C$ 554

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Tue 10/3

5:45 p.m.-11:47 a.m.

1 stop21h 02m

San Diego

Mon 16/3

12:35 p.m.-12:40 a.m.

1 stop9h 05m

C$ 567

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Tue 10/3

9:30 a.m.-7:05 p.m.

1 stop12h 35m

San Diego

Mon 16/3

9:59 p.m.-12:02 a.m.

1 stop23h 03m

C$ 626

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Sat 23/5

5:00 a.m.-11:50 a.m.

1 stop9h 50m

San Diego

Wed 27/5

8:15 a.m.-8:45 p.m.

1 stop9h 30m

C$ 629

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?

In general, May is the cheapest month to fly from Ottawa to San Diego. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 430. If you are unable to visit San Diego during the month of May, then departing from Ottawa during the month March is also very affordable. Most momondo users find prices during this month for around C$ 467.

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 C$ 554 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 C$ 447 on momondo.

Can stopping save me money on Ottawa to San Diego flights?

You could potentially save up to 14% on your flight if you consider stops on a Ottawa to San Diego flight.

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

As of January 2026, prices for Ottawa to San Diego flights are approximately 27% 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

Fastest flight time

10h 50m

Direct flights

None
The fastest flight from Ottawa to San Diego takes 10h 50m
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?

    The straight-line distance from Ottawa to San Diego is 3795.1 km. A reasonable flight in good conditions will take 10h 50m.

  • 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 a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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
United AirlinesPriceFrom C$ 242Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights
Porter AirlinesPriceFrom C$ 330Free CancellationRating
7.9
412 reviews
Search Porter Airlines flights
WestJetPriceFrom C$ 342Free CancellationRating
7.2
3,253 reviews
Search WestJet flights
Air CanadaPriceFrom C$ 345Free CancellationRating
7.1
10,667 reviews
Search Air Canada flights

Travelling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Coronado
Borrego Springs
Chula Vista

Why use momondo?

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

Finding the right flight to San Diego from Ottawa is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Diego quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to San Diego from Ottawa which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Diego from Ottawa.

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

Yes momondo offers price alerts on flights to San Diego from Ottawa. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your San Diego trip

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