Which airlines fly to San Diego?

Air Canada, United Airlines and American Airlines are the top three most popular airlines that fly to San Diego from Ottawa according to our data. Air Canada is the first choice among our users, with 50% of people opting to fly with this airline when travelling to San Diego. Keep in mind that there are 6 different airlines that fly to San Diego on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Ottawa to San Diego?

United Airlines is the most popular carrier operating from Ottawa to San Diego

Which layover airport has the shortest connection time from Ottawa to San Diego?

Chicago (ORD) has the shortest average layover time for this route: 0h 49m.

Which layover airport has the shortest travel time from Ottawa to San Diego?

Flights connecting via Chicago (ORD) have the shortest average one-way travel time: 7h 49m.

Which layover airport offers the lowest fares from Ottawa to San Diego?

Flights via Toronto (YYZ) offer the lowest average round-trip price of C$ 851.

Which airport is the most popular layover for flights between Ottawa and San Diego?

Chicago (ORD) was the most common stop: 50% of momondo users choosing one-stop flights on this route connected there.

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?

There are 4 operators available for flights from Ottawa Airport to San Diego Airport as of November 2025.

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.

C$ 196 Cheap Flights from Ottawa to San Diego in 2025/26

1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Ottawa to San Diego

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:45 a.m. - 5:24 p.m.YOW-SAN

12h 39m1 stop

6:05 p.m. - 6:43 a.m.SAN-YOW

9h 38m1 stop

C$ 487Air Canada

Find Deal

Sun, 11 Jan - Sun, 18 Jan

7:45 a.m. - 5:24 p.m.YOW-SAN

12h 39m1 stop

6:05 p.m. - 9:23 a.m.SAN-YOW

12h 18m2 stops

C$ 496Air Canada

Find Deal

Sun, 11 Jan - Sun, 18 Jan

5:45 a.m. - 5:24 p.m.YOW-SAN

14h 39m2 stops

6:05 p.m. - 9:23 a.m.SAN-YOW

12h 18m2 stops

C$ 500Air Canada

Find Deal

Sun, 11 Jan - Sun, 18 Jan

5:11 p.m. - 10:33 p.m.YOW-SAN

8h 22m1 stop

11:10 a.m. - 11:54 p.m.SAN-YOW

9h 44m2 stops

C$ 524United Airlines

Find Deal

Fri, 9 Jan - Mon, 12 Jan

9:45 a.m. - 8:47 p.m.YOW-SAN

14h 02m1 stop

8:10 a.m. - 6:52 p.m.SAN-YOW

7h 42m1 stop

C$ 525United Airlines

Find Deal

Thu, 29 Jan - Mon, 2 Feb

9:45 a.m. - 3:40 p.m.YOW-SAN

8h 55m1 stop

11:10 a.m. - 11:54 p.m.SAN-YOW

9h 44m2 stops

C$ 527United Airlines

Find Deal

Fri, 9 Jan - Mon, 12 Jan

6:00 a.m. - 11:53 a.m.YOW-SAN

8h 53m1 stop

12:40 p.m. - 1:38 a.m.SAN-YOW

9h 58m1 stop

C$ 535Air Canada

Find Deal

Sat, 10 Jan - Sat, 17 Jan

5:00 a.m. - 11:53 a.m.YOW-SAN

9h 53m1 stop

8:40 p.m. - 9:18 p.m.SAN-YOW

21h 38m2 stops

C$ 611United Airlines

Find Deal

Fri, 12 Dec - Fri, 12 Dec

4:15 p.m. - 12:15 a.m.YOW-SAN

11h 00m2 stops

8:00 a.m. - 9:56 p.m.SAN-YOW

10h 56m2 stops

C$ 616United Airlines

Find Deal

Thu, 29 Jan - Mon, 2 Feb

9:45 a.m. - 3:55 p.m.YOW-SAN

9h 10m1 stop

6:15 a.m. - 9:56 p.m.SAN-YOW

12h 41m2 stops

C$ 692United Airlines

Find Deal

Fri, 19 Dec - Sat, 3 Jan

Air Canada flights from Ottawa to San Diego

Our best Air Canada deals on Ottawa to San Diego flight tickets

Air Canada

11 Jan

YOW7:45 a.m.Ottawa

12h 39m

1 stop

SAN5:24 p.m.San Diego

18 Jan

SAN6:05 p.m.San Diego

9h 38m

1 stop

YOW6:43 a.m.Ottawa

C$ 487

Find similar

Air Canada

11 Jan

YOW7:45 a.m.Ottawa

12h 39m

1 stop

SAN5:24 p.m.San Diego

18 Jan

SAN6:05 p.m.San Diego

12h 18m

2 stops

YOW9:23 a.m.Ottawa

C$ 496

Find similar

Air Canada

11 Jan

YOW5:45 a.m.Ottawa

14h 39m

2 stops

SAN5:24 p.m.San Diego

18 Jan

SAN6:05 p.m.San Diego

12h 18m

2 stops

YOW9:23 a.m.Ottawa

C$ 500

Find similar

United Airlines flights from Ottawa to San Diego

Our best United Airlines deals on Ottawa to San Diego flight tickets

United Airlines

9 Jan

YOW5:11 p.m.Ottawa

8h 22m

1 stop

SAN10:33 p.m.San Diego

12 Jan

SAN11:10 a.m.San Diego

9h 44m

2 stops

YOW11:54 p.m.Ottawa

C$ 524

Find similar

United Airlines

29 Jan

YOW9:45 a.m.Ottawa

14h 02m

1 stop

SAN8:47 p.m.San Diego

2 Feb

SAN8:10 a.m.San Diego

7h 42m

1 stop

YOW6:52 p.m.Ottawa

C$ 525

Find similar

United Airlines

9 Jan

YOW9:45 a.m.Ottawa

8h 55m

1 stop

SAN3:40 p.m.San Diego

12 Jan

SAN11:10 a.m.San Diego

9h 44m

2 stops

YOW11:54 p.m.Ottawa

C$ 527

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Sun 11/1

7:45 a.m.-5:24 p.m.

1 stop12h 39m

San Diego

Sun 18/1

6:05 p.m.-6:43 a.m.

1 stop9h 38m

C$ 487

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Sun 11/1

7:45 a.m.-5:24 p.m.

1 stop12h 39m

San Diego

Sun 18/1

6:05 p.m.-9:23 a.m.

2 stops12h 18m

C$ 496

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Sun 11/1

5:45 a.m.-5:24 p.m.

2 stops14h 39m

San Diego

Sun 18/1

6:05 p.m.-9:23 a.m.

2 stops12h 18m

C$ 500

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Fri 9/1

5:11 p.m.-10:33 p.m.

1 stop8h 22m

San Diego

Mon 12/1

11:10 a.m.-11:54 p.m.

2 stops9h 44m

C$ 524

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Thu 29/1

9:45 a.m.-8:47 p.m.

1 stop14h 02m

San Diego

Mon 2/2

8:10 a.m.-6:52 p.m.

1 stop7h 42m

C$ 525

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Fri 9/1

9:45 a.m.-3:40 p.m.

1 stop8h 55m

San Diego

Mon 12/1

11:10 a.m.-11:54 p.m.

2 stops9h 44m

C$ 527

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Sat 10/1

6:00 a.m.-11:53 a.m.

1 stop8h 53m

San Diego

Sat 17/1

12:40 p.m.-1:38 a.m.

1 stop9h 58m

C$ 535

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Fri 12/12

5:00 a.m.-11:53 a.m.

1 stop9h 53m

San Diego

Fri 12/12

8:40 p.m.-9:18 p.m.

2 stops21h 38m

C$ 611

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Thu 29/1

4:15 p.m.-12:15 a.m.

2 stops11h 00m

San Diego

Mon 2/2

8:00 a.m.-9:56 p.m.

2 stops10h 56m

C$ 616

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Fri 19/12

9:45 a.m.-3:55 p.m.

1 stop9h 10m

San Diego

Sat 3/1

6:15 a.m.-9:56 p.m.

2 stops12h 41m

C$ 692

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first

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

Prices

Airlines

Layovers

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$ 437. 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 C$ 504.

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart on your flight to San Diego is on a Monday when prices can be found for as low as C$ 741. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to San Diego on Saturday is C$ 1,041.

What is the cheapest time of day to depart on your flight to San Diego?

Flying to San Diego from Ottawa in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as C$ 787 when looking at flights departing in the afternoon. Flights to San Diego are more costly at noon, with an average ticket price of C$ 946. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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$ 591 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$ 436 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 November 2025, prices for Ottawa to San Diego flights are approximately 28% 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 19m
Direct flights	None

The fastest flight from Ottawa to San Diego takes 8h 19m

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 22m.
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?
There are 4 operators available for flights from Ottawa Airport to San Diego Airport as of November 2025.
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?
momondo data reveals that the most frequently booked airline on the route from Ottawa to San Diego is Air Canada, representing 52% of all bookings. The subsequent popular airlines are United Airlines at 31%, Porter Airlines at 10%, and WestJet at 7%.

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
Porter Airlines	PriceFrom C$ 336	Free Cancellation	Rating 8.0 394 reviews	Search Porter Airlines flights
WestJet	PriceFrom C$ 353	Free Cancellation	Rating 7.2 3,182 reviews	Search WestJet flights
United Airlines	PriceFrom C$ 362	Free Cancellation	Rating 7.4 9,056 reviews	Search United Airlines flights
Air Canada	PriceFrom C$ 363	Free Cancellation	Rating 7.1 10,484 reviews	Search Air Canada flights

El Cajon

Borrego Springs

Coronado

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.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Mon 29/12

Mon 5/1

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Airports servicing California

Popular Cities in the United States

Flights to Fort Lauderdalefrom C$ 139

Flights to Orlandofrom C$ 146

Flights to New Yorkfrom C$ 241

Flights to Las Vegasfrom C$ 123

Flights to Los Angelesfrom C$ 148

Flights to Miamifrom C$ 252

Flights to San Franciscofrom C$ 130

Flights to Honolulufrom C$ 303

Flights to Phoenixfrom C$ 162

Flights to Tampafrom C$ 209

Flights to Chicagofrom C$ 169

Flights to Houstonfrom C$ 207

Cheap flights from Ottawa to San Diego from C$ 301

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 18/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Ottawa to San Diego

Cheap round-trip flights

Cheap one-way flights

Cheap last-minute flights

Air Canada flights from Ottawa to San Diego

Our best Air Canada deals on Ottawa to San Diego flight tickets

United Airlines flights from Ottawa to San Diego

Our best United Airlines deals on Ottawa to San Diego flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Ottawa to San Diego that are best for you.

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?

What is the cheapest day to depart on your flight to San Diego?

What is the cheapest time of day to depart on your flight to San Diego?

How far in advance should I book a flight to San Diego?

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 November 2025, prices for Ottawa to San Diego flights are approximately 28% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Ottawa to San Diego?

United Airlines is the most popular carrier operating from Ottawa to San Diego

Which airlines fly to San Diego?

Which airport is the most popular layover for flights between Ottawa and San Diego?

Chicago (ORD) was the most common stop: 50% of momondo users choosing one-stop flights on this route connected there.

Which layover airport offers the lowest fares from Ottawa to San Diego?

Flights via Toronto (YYZ) offer the lowest average round-trip price of C$ 851.

Which layover airport has the shortest travel time from Ottawa to San Diego?

Flights connecting via Chicago (ORD) have the shortest average one-way travel time: 7h 49m.

Which layover airport has the shortest connection time from Ottawa to San Diego?

Chicago (ORD) has the shortest average layover time for this route: 0h 49m.

When to book flights from Ottawa to San Diego

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

Direct flights

How far is Ottawa to San Diego by plane?

When did momondo last update prices for flights from Ottawa Airport to San Diego Airport?

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?

What documentation or ID do you need to fly to San Diego Airport?

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

Travelling to a place near San Diego?

Why use momondo?

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

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

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

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

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing California