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Cheap flights from Ottawa to San Diego from C$ 300

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
6:00 a.m. - 1:20 p.m.
YOW
-
SAN
10h 20m
1 stop
WestJet Logo
2:05 p.m. - 5:28 a.m.
SAN
-
YOW
12h 23m
2 stops
C$ 523WestJet
Fri, 1 May - Fri, 15 May
WestJet Logo
6:00 a.m. - 1:20 p.m.
YOW
-
SAN
10h 20m
1 stop
WestJet Logo
2:05 p.m. - 5:28 a.m.
SAN
-
YOW
12h 23m
2 stops
C$ 525WestJet
Fri, 1 May - Fri, 8 May
WestJet Logo
5:55 a.m. - 1:20 p.m.
YOW
-
SAN
34h 25m
2 stops
WestJet Logo
2:05 p.m. - 5:28 a.m.
SAN
-
YOW
12h 23m
2 stops
C$ 528WestJet
Wed, 13 May - Wed, 27 May
WestJet Logo
5:55 a.m. - 1:20 p.m.
YOW
-
SAN
34h 25m
2 stops
WestJet Logo
2:05 p.m. - 5:28 a.m.
SAN
-
YOW
12h 23m
2 stops
C$ 530WestJet
Fri, 1 May - Fri, 15 May
WestJet Logo
6:00 a.m. - 1:20 p.m.
YOW
-
SAN
10h 20m
1 stop
WestJet Logo
2:05 p.m. - 5:28 a.m.
SAN
-
YOW
12h 23m
2 stops
C$ 536WestJet
Tue, 19 May - Tue, 2 Jun
WestJet Logo
6:15 a.m. - 1:20 p.m.
YOW
-
SAN
34h 05m
2 stops
WestJet Logo
2:05 p.m. - 5:28 a.m.
SAN
-
YOW
12h 23m
2 stops
C$ 540WestJet
Tue, 19 May - Wed, 3 Jun
WestJet Logo
5:55 a.m. - 1:20 p.m.
YOW
-
SAN
34h 25m
2 stops
WestJet Logo
2:05 p.m. - 4:18 p.m.
SAN
-
YOW
23h 13m
2 stops
C$ 550WestJet
Wed, 29 Apr - Wed, 13 May
WestJet Logo
3:45 p.m. - 1:20 p.m.
YOW
-
SAN
24h 35m
1 stop
WestJet Logo
2:05 p.m. - 5:28 a.m.
SAN
-
YOW
12h 23m
2 stops
C$ 559WestJet
Wed, 13 May - Wed, 27 May
WestJet Logo
6:00 a.m. - 1:20 p.m.
YOW
-
SAN
10h 20m
1 stop
WestJet Logo
2:05 p.m. - 6:55 a.m.
SAN
-
YOW
13h 50m
1 stop
C$ 575WestJet
Wed, 13 May - Wed, 27 May
WestJet Logo
6:00 a.m. - 1:20 p.m.
YOW
-
SAN
10h 20m
1 stop
WestJet Logo
1:05 p.m. - 12:40 a.m.
SAN
-
YOW
32h 35m
2 stops
C$ 576WestJet
Thu, 14 May - Mon, 18 May

American Airlines flights from Ottawa to San Diego

Our best American Airlines deals on Ottawa to San Diego flight tickets
American Airlines
15 Feb
YOW6:40 a.m.Ottawa
15h 29m
2 stops
SAN7:09 p.m.San Diego
22 Feb
SAN10:35 p.m.San Diego
23h 08m
2 stops
YOW12:43 a.m.Ottawa
C$ 807
American Airlines
4 Mar
YOW6:45 a.m.Ottawa
17h 54m
3 stops
SAN9:39 p.m.San Diego
11 Mar
SAN6:20 a.m.San Diego
12h 18m
2 stops
YOW9:38 p.m.Ottawa
C$ 925
American Airlines
1 May
YOW8:40 a.m.Ottawa
17h 36m
2 stops
SAN11:16 p.m.San Diego
15 May
SAN7:20 p.m.San Diego
21h 40m
3 stops
YOW8:00 p.m.Ottawa
C$ 1,012

WestJet flights from Ottawa to San Diego

Our best WestJet deals on Ottawa to San Diego flight tickets
WestJet
1 May
YOW6:00 a.m.Ottawa
10h 20m
1 stop
SAN1:20 p.m.San Diego
15 May
SAN2:05 p.m.San Diego
12h 23m
2 stops
YOW5:28 a.m.Ottawa
C$ 523
WestJet
1 May
YOW6:00 a.m.Ottawa
10h 20m
1 stop
SAN1:20 p.m.San Diego
8 May
SAN2:05 p.m.San Diego
12h 23m
2 stops
YOW5:28 a.m.Ottawa
C$ 525
WestJet
13 May
YOW5:55 a.m.Ottawa
34h 25m
2 stops
SAN1:20 p.m.San Diego
27 May
SAN2:05 p.m.San Diego
12h 23m
2 stops
YOW5:28 a.m.Ottawa
C$ 528

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 20 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

Fri 1/5

6:00 a.m.-1:20 p.m.

1 stop10h 20m

San Diego

Fri 15/5

2:05 p.m.-5:28 a.m.

2 stops12h 23m

C$ 523

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Fri 1/5

6:00 a.m.-1:20 p.m.

1 stop10h 20m

San Diego

Fri 8/5

2:05 p.m.-5:28 a.m.

2 stops12h 23m

C$ 525

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Wed 13/5

5:55 a.m.-1:20 p.m.

2 stops34h 25m

San Diego

Wed 27/5

2:05 p.m.-5:28 a.m.

2 stops12h 23m

C$ 528

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Fri 1/5

5:55 a.m.-1:20 p.m.

2 stops34h 25m

San Diego

Fri 15/5

2:05 p.m.-5:28 a.m.

2 stops12h 23m

C$ 530

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Tue 19/5

6:00 a.m.-1:20 p.m.

1 stop10h 20m

San Diego

Tue 2/6

2:05 p.m.-5:28 a.m.

2 stops12h 23m

C$ 536

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Tue 19/5

6:15 a.m.-1:20 p.m.

2 stops34h 05m

San Diego

Wed 3/6

2:05 p.m.-5:28 a.m.

2 stops12h 23m

C$ 540

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Wed 29/4

5:55 a.m.-1:20 p.m.

2 stops34h 25m

San Diego

Wed 13/5

2:05 p.m.-4:18 p.m.

2 stops23h 13m

C$ 550

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Wed 13/5

3:45 p.m.-1:20 p.m.

1 stop24h 35m

San Diego

Wed 27/5

2:05 p.m.-5:28 a.m.

2 stops12h 23m

C$ 559

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Wed 13/5

6:00 a.m.-1:20 p.m.

1 stop10h 20m

San Diego

Wed 27/5

2:05 p.m.-6:55 a.m.

1 stop13h 50m

C$ 575

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Thu 14/5

6:00 a.m.-1:20 p.m.

1 stop10h 20m

San Diego

Mon 18/5

1:05 p.m.-12:40 a.m.

2 stops32h 35m

C$ 576

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$ 440. 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$ 478.

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$ 566 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$ 457 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

8h 39m

Direct flights

None
The fastest flight from Ottawa to San Diego takes 8h 39m
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 8h 39m.

  • 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$ 263Free CancellationRating
7.4
9,189 reviews
Search United Airlines flights
Porter AirlinesPriceFrom C$ 337Free CancellationRating
7.9
412 reviews
Search Porter Airlines flights
WestJetPriceFrom C$ 350Free CancellationRating
7.2
3,247 reviews
Search WestJet flights
Air CanadaPriceFrom C$ 352Free CancellationRating
7.1
10,644 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

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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