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

United Airlines and Air Canada are the most popular carriers operating from Ottawa to San Diego

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 49% 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.

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 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$ 849.

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 December 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

Q: What is the typical price of a round-trip flight between Ottawa and San Diego?

Prices are currently typical for flights on this route. Typical prices usually range from C$ 463 to C$ 864. The lowest price recently found on this route was C$ 485.

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

9h 53m1 stop

6:10 p.m. - 6:45 a.m.SAN-YOW

9h 35m1 stop

C$ 485Air Canada

Find Deal

Wed, 1 Apr - Wed, 8 Apr

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

12h 39m1 stop

12:40 p.m. - 11:08 p.m.SAN-YOW

7h 28m1 stop

C$ 498Air Canada

Find Deal

Sun, 11 Jan - Sat, 17 Jan

5:00 a.m. - 5:24 p.m.YOW-SAN

15h 24m2 stops

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

9h 58m1 stop

C$ 502Air Canada

Find Deal

Sun, 11 Jan - Sat, 17 Jan

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

8h 53m1 stop

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

9h 38m1 stop

C$ 506Air Canada

Find Deal

Wed, 21 Jan - Sun, 25 Jan

9:45 a.m. - 8:42 p.m.YOW-SAN

13h 57m2 stops

9:00 a.m. - 9:18 p.m.SAN-YOW

9h 18m2 stops

C$ 524United Airlines

Find Deal

Sun, 11 Jan - Sat, 17 Jan

9:45 a.m. - 7:54 p.m.YOW-SAN

13h 09m2 stops

11:08 a.m. - 11:54 p.m.SAN-YOW

9h 46m2 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

6:10 p.m. - 6:45 a.m.SAN-YOW

9h 35m1 stop

C$ 548Air Canada

Find Deal

Sun, 5 Apr - Wed, 8 Apr

6:20 a.m. - 10:40 p.m.YOW-SAN

19h 20m1 stop

10:15 p.m. - 2:27 p.m.SAN-YOW

13h 12m1 stop

C$ 558United Airlines

Find Deal

Wed, 18 Mar - Mon, 23 Mar

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

9h 53m1 stop

6:05 p.m. - 11:08 a.m.SAN-YOW

14h 03m2 stops

C$ 562Air Canada

Find Deal

Fri, 16 Jan - Fri, 23 Jan

7:00 a.m. - 10:53 a.m.YOW-SAN

30h 53m1 stop

2:52 p.m. - 2:45 p.m.SAN-YOW

20h 53m2 stops

C$ 568Multiple Airlines

Find Deal

Thu, 29 Jan - Mon, 2 Feb

United Airlines flights from Ottawa to San Diego

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

United Airlines

11 Jan

YOW9:45 a.m.Ottawa

13h 57m

2 stops

SAN8:42 p.m.San Diego

17 Jan

SAN9:00 a.m.San Diego

9h 18m

2 stops

YOW9:18 p.m.Ottawa

C$ 524

Find similar

United Airlines

9 Jan

YOW9:45 a.m.Ottawa

13h 09m

2 stops

SAN7:54 p.m.San Diego

12 Jan

SAN11:08 a.m.San Diego

9h 46m

2 stops

YOW11:54 p.m.Ottawa

C$ 527

Find similar

United Airlines

18 Mar

YOW6:20 a.m.Ottawa

19h 20m

1 stop

SAN10:40 p.m.San Diego

23 Mar

SAN10:15 p.m.San Diego

13h 12m

1 stop

YOW2:27 p.m.Ottawa

C$ 558

Find similar

Air Canada flights from Ottawa to San Diego

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

Air Canada

1 Apr

YOW5:00 a.m.Ottawa

9h 53m

1 stop

SAN11:53 a.m.San Diego

8 Apr

SAN6:10 p.m.San Diego

9h 35m

1 stop

YOW6:45 a.m.Ottawa

C$ 485

Find similar

Air Canada

11 Jan

YOW7:45 a.m.Ottawa

12h 39m

1 stop

SAN5:24 p.m.San Diego

17 Jan

SAN12:40 p.m.San Diego

7h 28m

1 stop

YOW11:08 p.m.Ottawa

C$ 498

Find similar

Air Canada

11 Jan

YOW5:00 a.m.Ottawa

15h 24m

2 stops

SAN5:24 p.m.San Diego

17 Jan

SAN12:40 p.m.San Diego

9h 58m

1 stop

YOW1:38 a.m.Ottawa

C$ 502

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Wed 1/4

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

1 stop9h 53m

San Diego

Wed 8/4

6:10 p.m.-6:45 a.m.

1 stop9h 35m

C$ 485

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Sun 11/1

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

1 stop12h 39m

San Diego

Sat 17/1

12:40 p.m.-11:08 p.m.

1 stop7h 28m

C$ 498

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Sun 11/1

5:00 a.m.-5:24 p.m.

2 stops15h 24m

San Diego

Sat 17/1

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

1 stop9h 58m

C$ 502

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Wed 21/1

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

1 stop8h 53m

San Diego

Sun 25/1

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

1 stop9h 38m

C$ 506

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Sun 11/1

9:45 a.m.-8:42 p.m.

2 stops13h 57m

San Diego

Sat 17/1

9:00 a.m.-9:18 p.m.

2 stops9h 18m

C$ 524

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Fri 9/1

9:45 a.m.-7:54 p.m.

2 stops13h 09m

San Diego

Mon 12/1

11:08 a.m.-11:54 p.m.

2 stops9h 46m

C$ 527

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Sun 5/4

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

1 stop8h 53m

San Diego

Wed 8/4

6:10 p.m.-6:45 a.m.

1 stop9h 35m

C$ 548

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Wed 18/3

6:20 a.m.-10:40 p.m.

1 stop19h 20m

San Diego

Mon 23/3

10:15 p.m.-2:27 p.m.

1 stop13h 12m

C$ 558

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Fri 16/1

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

1 stop9h 53m

San Diego

Fri 23/1

6:05 p.m.-11:08 a.m.

2 stops14h 03m

C$ 562

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Thu 29/1

7:00 a.m.-10:53 a.m.

1 stop30h 53m

San Diego

Mon 2/2

2:52 p.m.-2:45 p.m.

2 stops20h 53m

C$ 568

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 typical price of a round-trip flight between Ottawa and San Diego?

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$ 436. 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$ 503.

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$ 740. 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$ 1,039.

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$ 786 when looking at flights departing in the afternoon. Flights to San Diego are more costly at noon, with an average ticket price of C$ 945. 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$ 435 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 December 2025, prices for Ottawa to San Diego flights are approximately 18% 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 16m
Direct flights	None

The fastest flight from Ottawa to San Diego takes 8h 16m

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 53m.
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 December 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$ 352	Free Cancellation	Rating 7.2 3,187 reviews	Search WestJet flights
United Airlines	PriceFrom C$ 361	Free Cancellation	Rating 7.4 9,063 reviews	Search United Airlines flights
Air Canada	PriceFrom C$ 363	Free Cancellation	Rating 7.1 10,495 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.

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Cheap flights from Ottawa to San Diego from C$ 257

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 14/1. 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

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Cheap last-minute flights

United Airlines flights from Ottawa to San Diego

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

Air Canada flights from Ottawa to San Diego

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

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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 typical price of a round-trip flight between Ottawa and San Diego?

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 December 2025, prices for Ottawa to San Diego flights are approximately 18% more expensive when compared to flights at the same time last year.

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

United Airlines and Air Canada are the most popular carriers 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$ 849.

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