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Cheap flights from Toronto to San Diego from C$ 317

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 31/8. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — SAN
16 Aug — 23 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Toronto to San Diego are usually found in April or January, booked 87 days in advance, depart on a Friday or Monday and return on a Sunday

Cheap flight deals from Toronto to San Diego

Enter your travel dates to find the best prices.

Cheapest flights from Toronto to San Diego
Explore the most affordable flight options available from Toronto to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 July 2026.

Mon 31/810:50 a.m.
YYZ
-
SAN
2 stops31h 00m
Multiple Airlines
Wed 16/93:30 p.m.
SAN
-
YYZ
1 stop11h 15m
Multiple Airlines
Deal found 12/7C$ 520
Sat 31/106:30 p.m.
YYZ
-
SAN
1 stop20h 15m
WestJet
Wed 4/1112:35 p.m.
SAN
-
YYZ
1 stop27h 03m
WestJet
Deal found 13/7C$ 522
Mon 23/1110:15 p.m.
YYZ
-
SAN
2 stops39h 30m
WestJet
Mon 30/1112:35 p.m.
SAN
-
YYZ
1 stop13h 38m
WestJet
Deal found 13/7C$ 523
Sat 31/1010:15 p.m.
YYZ
-
SAN
2 stops16h 30m
WestJet
Sun 8/1112:35 p.m.
SAN
-
YYZ
1 stop24h 53m
WestJet
Deal found 13/7C$ 525
Mon 31/88:40 p.m.
YKF
-
SAN
1 stop20h 30m
WestJet
Wed 16/93:30 p.m.
SAN
-
YKF
1 stop25h 20m
WestJet
Deal found 15/7C$ 527
Sat 3/106:10 a.m.
YYZ
-
SAN
2 stops11h 00m
WestJet
Tue 6/103:30 p.m.
SAN
-
YYZ
2 stops20h 50m
WestJet
Deal found 15/7C$ 527
Thu 27/89:30 a.m.
YYZ
-
SAN
1 stop17h 14m
Multiple Airlines
Sun 30/86:25 a.m.
SAN
-
YYZ
1 stop9h 54m
Multiple Airlines
Deal found 13/7C$ 529
Mon 31/87:00 a.m.
YYZ
-
SAN
1 stop10h 10m
WestJet
Wed 16/93:30 p.m.
SAN
-
YYZ
1 stop11h 15m
WestJet
Deal found 12/7C$ 530
Fri 28/83:50 p.m.
YYZ
-
SAN
2 stops26h 00m
Multiple Airlines
Tue 8/93:30 p.m.
SAN
-
YYZ
1 stop11h 15m
Multiple Airlines
Deal found 16/7C$ 532
Sat 19/98:40 p.m.
YKF
-
SAN
1 stop20h 30m
WestJet
Sun 27/93:30 p.m.
SAN
-
YKF
1 stop25h 20m
WestJet
Deal found 15/7C$ 533
Sun 30/86:10 a.m.
YYZ
-
SAN
2 stops11h 00m
WestJet
Sun 6/93:30 p.m.
SAN
-
YYZ
1 stop11h 15m
WestJet
Deal found 12/7C$ 533
Thu 20/89:30 a.m.
YYZ
-
SAN
1 stop17h 14m
Multiple Airlines
Thu 27/86:25 a.m.
SAN
-
YYZ
1 stop9h 54m
Multiple Airlines
Deal found 15/7C$ 534

Find flight deals from Toronto to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Toronto (YTO) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 July 2026.

Round-trip from

C$ 520

One-way from

C$ 317

Popular in

March

Cheapest in

April

Average price

C$ 683

Good round-trip deal

C$ 651 or less

Good one-way deal

C$ 416 or less
WestJet
  • WestJet
  • 31/8-16/9
  • 3 total stops
  • 42h 15m total
  • Toronto to San Diego
Search Deals
WestJet
  • WestJet
  • 31/8
  • 1 total stop
  • 23h 00m total
  • Toronto to San Diego
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 23 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Toronto (YTO) to San Diego.
Search Deals
Price to beat on a one-way flight from Toronto (YTO) to San Diego.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Toronto 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, Cheapflights users made 629,999 searches. Data last updated 17 July 2026.
Use the filters below to find and compare flights from Toronto to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HamiltonSan Diego

YHM - SAN

YHMSAN

Hamilton

Mon 28/9

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

1 stop23h 00m

San Diego

Tue 6/10

3:30 p.m.-5:15 p.m.

1 stop22h 45m

C$ 543

TorontoSan Diego

YKF - SAN

YKFSAN

Toronto Region of Waterloo Intl

Thu 3/9

8:40 p.m.-4:10 p.m.

3 stops22h 30m

San Diego

Wed 9/9

4:55 p.m.-3:00 p.m.

2 stops19h 05m

C$ 557

TorontoSan Diego

YKF - SAN

YKFSAN

Toronto Region of Waterloo Intl

Thu 27/8

8:40 p.m.-2:10 p.m.

1 stop20h 30m

San Diego

Thu 10/9

3:30 p.m.-7:50 p.m.

1 stop25h 20m

C$ 589

HamiltonSan Diego

YHM - SAN

YHMSAN

Hamilton

Thu 3/9

6:10 p.m.-11:53 a.m.

2 stops20h 43m

San Diego

Wed 9/9

4:55 p.m.-5:15 p.m.

2 stops21h 20m

C$ 611

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Sat 21/11

4:10 p.m.-8:36 p.m.

1 stop7h 26m

San Diego

Sat 28/11

7:05 a.m.-7:57 p.m.

1 stop9h 52m

C$ 624

HamiltonSan Diego

YHM - SAN

YHMSAN

Hamilton

Thu 15/10

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

1 stop23h 00m

San Diego

Mon 19/10

3:30 p.m.-5:15 p.m.

1 stop22h 45m

C$ 628

TorontoSan Diego

YKF - SAN

YKFSAN

Toronto Region of Waterloo Intl

Sun 30/8

8:40 p.m.-2:10 p.m.

1 stop20h 30m

San Diego

Sun 6/9

3:30 p.m.-7:50 p.m.

1 stop25h 20m

C$ 635

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Mon 9/11

4:10 p.m.-12:19 a.m.

2 stops11h 09m

San Diego

Fri 13/11

7:41 p.m.-9:47 a.m.

2 stops11h 06m

C$ 645

HamiltonSan Diego

YHM - SAN

YHMSAN

Hamilton

Wed 19/8

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

1 stop23h 00m

San Diego

Tue 25/8

3:30 p.m.-5:15 p.m.

1 stop22h 45m

C$ 656

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Thu 30/7

11:40 a.m.-9:16 p.m.

1 stop12h 36m

San Diego

Sun 2/8

10:15 p.m.-8:55 a.m.

1 stop7h 40m

C$ 659

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/7

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Toronto to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Toronto with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Toronto to San Diego

What is the cheapest month to book a flight from Toronto to San Diego?

Currently, February is the cheapest month in which you can book a flight from Toronto to San Diego (average of C$ 151). Flying from Toronto to San Diego in January is currently the most expensive (average of C$ 342). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YTO to SAN?

Find hourly flight availability from Toronto to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 July 2026.

When flying from Toronto to San Diego, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Toronto to San Diego

Explore weekly flight availability from Toronto to San Diego. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 17 July 2026.

The most flights from YTO to SAN are scheduled on a Wednesday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

How much does it cost to fly round-trip from Toronto to San Diego?

What’s the top layover airport for flights from Toronto to San Diego?

Share of one-stop round-trip flights from Toronto to San Diego chosen by Cheapflights users in the past 12 months, using the same layover each way.

Chicago (ORD) – chosen by Cheapflights users on 53% of one-stop itineraries from Toronto to San Diego on Cheapflights.

What’s the cheapest layover airport for flights from Toronto to San Diego?

Average round-trip fare for 1-stop flights from Toronto to San Diego, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Newark (EWR) is the most affordable 1-stop option, with an average round-trip price of C$ 385.

What’s the fastest layover option from Toronto to San Diego?

Shortest average travel time for 1-stop one-way flights from Toronto to San Diego, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Denver (DEN) have the shortest average one-way travel time for 1-stop routes: 7h 16m.

Which airport typically offers the quickest layover for flights from Toronto to San Diego?

Average layover duration for 1-stop one-way flights from Toronto to San Diego, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Washington, D.C. (IAD) offer the fastest connection on this route, with an average layover time of 1h 08m.

How often are flights from Toronto to San Diego delayed?

About 23% of weekly flights between Toronto and San Diego have experienced delays in the past year, with the average delay time being 164 minutes.

What is the most punctual flight time for Toronto to San Diego flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Thursday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Toronto to San Diego flights?

Over the past year, Air Canada has had the lowest number of delays on this route, with just 24% of flights being delayed.

How far ahead should I book a flight from Toronto to San Diego?

To ensure you get the cheapest price possible for a flight from Toronto to San Diego, you should look to book at least 78 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated 17 July 2026.
See what other customers who have flown with Delta,United Airlines, andWestJet from Toronto to San Diego have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,474 reviews
Check prices

Comfort

7.8

Overall

7.8

Crew

8.5

Food

7.2

Entertainment

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
7.8
Good
8,474 reviews
Delta
7.8
Good
8,474 reviews
Check prices

Comfort

7.8

Overall

7.8

Crew

8.5

Food

7.2

Entertainment

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
9,999 reviews
Delta
7.8
Good
8,474 reviews
Check prices

Comfort

7.8

Overall

7.8

Crew

8.5

Food

7.2

Entertainment

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
WestJet
7.2
Good
3,409 reviews
Delta
7.8
Good
8,474 reviews
Check prices

Comfort

7.8

Overall

7.8

Crew

8.5

Food

7.2

Entertainment

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.1
Good
11,822 reviews
Delta
7.8
Good
8,474 reviews
Check prices

Comfort

7.8

Overall

7.8

Crew

8.5

Food

7.2

Entertainment

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Canada
7.1
Good
11,349 reviews
Delta
7.8
Good
8,474 reviews
Check prices

Comfort

7.8

Overall

7.8

Crew

8.5

Food

7.2

Entertainment

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Toronto to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Diego from Toronto?

    San Diego (SAN), located 4.2 km from the city centre, is the airport you fly into when you book flights from Toronto to San Diego. 5 airlines have flights to San Diego from Toronto on a regular basis. Booking flights from Toronto to San Diego should not be difficult; the airport handles an average of 2 inbound flights from Toronto per day.

  • How long is the flight from Toronto to San Diego?

    Airlines like WestJet, United Airlines, and Delta fly from Toronto to San Diego in about 11h 09m. The time it takes to get you to your destination can typically vary by up to 11h 51m. The distance between Toronto and San Diego is about 3465 km. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Toronto to San Diego round-trip?

    According to our current data, Delta (C$ 311), Air Canada (C$ 378), and United Airlines (C$ 389) offers the cheapest pricing from Toronto to San Diego. You may be able to fly from Toronto to San Diego for 52% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Toronto to San Diego one-way?

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as C$ 239. However, be on the lookout for offers from Air Canada and American Airlines, as they are both options that can get you from Toronto to San Diego for a low price.

  • What are the most popular routes from Toronto to San Diego?

    While some choose either Toronto Island - San Diego or Toronto Region of Waterloo Intl - San Diego, Toronto Pearson Intl - San Diego is the most popular route from Toronto to San Diego.

  • What are the most reliable airlines from Toronto to San Diego?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Toronto to San Diego on time: Air Canada Rouge (84%), United Airlines (82%), Air Canada (82%).

  • What are the cheapest flights from Toronto to San Diego?

    Looking for the cheapest flight from Toronto to San Diego? While on average our users pay C$ 604, our data indicates the cheapest price to be C$ 287. The most popular route (Toronto Pearson Intl - San Diego), is priced around C$ 491.

  • Can I find deals for flights from Toronto to San Diego that include hotel bookings?

    Yes. In addition to deals on Toronto to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Toronto to San Diego?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Toronto to San Diego.

  • Can I find deals for business class flights from Toronto to San Diego?

    Yes. Cheapflights offers flight deals from Toronto to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Toronto to San Diego?

    Currently, February is the cheapest month in which you can book a flight from Toronto to San Diego (average of C$ 151). Flying from Toronto to San Diego in January is currently the most expensive (average of C$ 342). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
La Mesa
Borrego Springs

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Fly from Toronto to San Diego on these airlines

Choose from the following airlines for your flight from Toronto to San Diego. Flights are based on user searches made on Cheapflights and were last updated on 17 July 2026.
Air Canada flights from Toronto to San Diego
United Airlines flights from Toronto to San Diego

Top 5 airlines flying from Toronto to San Diego

Discover the top 5 airlines that operate flights from Toronto to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 17 July 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 311AverageC$ 510FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapestC$ 378AverageC$ 702FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 389AverageC$ 646FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 395AverageC$ 528FlexibilityNo cancel feeOn-time60%
Search WestJet flights
American AirlinesCheapestC$ 401AverageC$ 608FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Toronto to San Diego?

Cheapflights makes it easy to find Toronto to San Diego flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Toronto to San Diego?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to San Diego from Toronto.

Can Cheapflights find flights from Toronto to San Diego with no change fees?

Yes! Cheapflights helps users easily find flights from Toronto to San Diego with no change fees.

Can Cheapflights notify me if prices for flights from Toronto to San Diego become cheaper?

Yes! Start tracking prices for Toronto to San Diego flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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