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Cheap flights from Toronto to San Diego from C$ 232

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 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — SAN
16 oct. — 23 oct.1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Toronto to San Diego are usually found in April or February, booked 69 days in advance, depart on a Wednesday or Monday and return on a Tuesday

Cheap 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 16 septiembre 2025.

Round-trip from

C$ 372

One-way from

C$ 232

Popular in

December

Cheapest in

April

Average price

C$ 521

Good round-trip deal

C$ 495 or less

Good one-way deal

C$ 283 or less
29/9-28/10
  • 29/9-28/10
  • 3 total stops
  • 23h 10m total
  • Toronto to San Diego
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WestJet
  • WestJet
  • 4/10
  • 1 total stop
  • 10h 20m total
  • Toronto to San Diego
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 39 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 17 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Toronto (YTO) to San Diego.
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Price to beat on a one-way flight from Toronto (YTO) to San Diego.
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Find flight deals from Toronto to San Diego

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 16 septiembre 2025.

lun. 29/912:00 p.m.YYZ - SAN
2 stops14h 17mMultiple Airlines
mar. 28/108:02 a.m.SAN - YYZ
1 stop8h 53mMultiple Airlines
Deal found 15/9C$ 372
jue. 30/109:45 a.m.YYZ - SAN
1 stop9h 35mMultiple Airlines
mar. 4/118:59 p.m.SAN - YYZ
2 stops23h 12mMultiple Airlines
Deal found 15/9C$ 373
mar. 7/109:30 a.m.YYZ - SAN
1 stop14h 50mMultiple Airlines
mié. 15/108:00 a.m.SAN - YYZ
2 stops19h 12mMultiple Airlines
Deal found 15/9C$ 374
jue. 30/109:45 a.m.YYZ - SAN
1 stop29h 50mMultiple Airlines
jue. 6/113:59 p.m.SAN - YYZ
1 stop11h 21mMultiple Airlines
Deal found 15/9C$ 376
mar. 7/109:30 a.m.YYZ - SAN
1 stop14h 50mMultiple Airlines
jue. 16/106:25 a.m.SAN - YYZ
1 stop10h 33mMultiple Airlines
Deal found 15/9C$ 377
mar. 30/97:45 p.m.YYZ - SAN
2 stops30h 49mMultiple Airlines
jue. 30/103:59 p.m.SAN - YYZ
1 stop25h 33mMultiple Airlines
Deal found 16/9C$ 379
mar. 7/109:30 a.m.YYZ - SAN
1 stop14h 50mMultiple Airlines
mié. 22/108:00 a.m.SAN - YYZ
1 stop8h 58mMultiple Airlines
Deal found 15/9C$ 381
dom. 5/108:15 a.m.YYZ - SAN
2 stops39h 22mMultiple Airlines
mié. 8/108:00 a.m.SAN - YYZ
1 stop8h 58mMultiple Airlines
Deal found 16/9C$ 383
dom. 21/910:25 p.m.YYZ - SAN
2 stops27h 52mMultiple Airlines
mié. 24/96:15 a.m.SAN - YYZ
1 stop10h 43mMultiple Airlines
Deal found 15/9C$ 384
mar. 28/109:35 a.m.YYZ - SAN
1 stop9h 45mMultiple Airlines
dom. 2/1110:09 p.m.SAN - YYZ
1 stop19h 23mMultiple Airlines
Deal found 14/9C$ 385
mar. 7/1010:00 a.m.YYZ - SAN
2 stops14h 20mMultiple Airlines
sáb. 18/102:05 p.m.SAN - YYZ
1 stop13h 07mMultiple Airlines
Deal found 14/9C$ 388
dom. 16/116:10 p.m.YHM - SAN
1 stop20h 35mWestJet
mié. 7/112:35 p.m.SAN - YHM
1 stop25h 42mWestJet
Deal found 14/9C$ 489

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 16 septiembre 2025.
Use the filters below to find and compare flights from Toronto to San Diego that are best for you.

Fly from

Toronto

Fly to

San Diego

Route

Depart

Return

Price

HamiltonSan Diego

YHM - SAN

YHMSAN

Hamilton

jue. 29/1

6:10 p.m.-11:45 a.m.

1 stop20h 35m

San Diego

dom. 1/2

12:35 p.m.-5:16 p.m.

1 stop25h 41m

C$ 460

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

jue. 16/10

9:45 a.m.-11:04 p.m.

1 stop16h 19m

San Diego

jue. 23/10

6:25 a.m.-7:58 p.m.

1 stop10h 33m

C$ 479

HamiltonSan Diego

YHM - SAN

YHMSAN

Hamilton

dom. 16/11

6:10 p.m.-11:45 a.m.

1 stop20h 35m

San Diego

mié. 7/1

12:35 p.m.-5:17 p.m.

1 stop25h 42m

C$ 489

HamiltonSan Diego

YHM - SAN

YHMSAN

Hamilton

jue. 20/11

6:10 p.m.-11:45 a.m.

1 stop20h 35m

San Diego

mié. 7/1

12:35 p.m.-5:17 p.m.

1 stop25h 42m

C$ 489

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

vie. 5/12

5:20 p.m.-11:45 a.m.

2 stops45h 25m

San Diego

mié. 17/12

12:35 p.m.-12:26 a.m.

1 stop8h 51m

C$ 490

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

lun. 29/12

6:05 a.m.-2:27 p.m.

1 stop11h 22m

San Diego

mié. 7/1

12:05 p.m.-11:04 p.m.

1 stop7h 59m

C$ 525

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

vie. 5/12

4:10 p.m.-10:30 p.m.

1 stop9h 20m

San Diego

lun. 29/12

2:11 p.m.-11:59 p.m.

1 stop6h 48m

C$ 525

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

jue. 25/12

6:05 a.m.-2:31 p.m.

1 stop11h 26m

San Diego

vie. 9/1

12:05 p.m.-11:04 p.m.

1 stop7h 59m

C$ 525

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

jue. 18/12

6:10 a.m.-9:56 p.m.

1 stop18h 46m

San Diego

dom. 28/12

10:45 p.m.-7:45 p.m.

1 stop18h 00m

C$ 525

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

mar. 14/10

6:09 p.m.-9:53 p.m.

1 stop6h 44m

San Diego

mar. 21/10

6:15 a.m.-4:50 p.m.

1 stop7h 35m

C$ 525

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/9

Showing 1-10 of 60 results
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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

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

Use this chart to determine the optimal time to book a round-trip flight from Toronto to San Diego. Price data was last updated on 12 September 2025.

To ensure you get the cheapest price possible for a flight from Toronto to San Diego, you should look to book at least 69 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.

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

Currently, May is the cheapest month in which you can book a flight from Toronto to San Diego (average of C$ 289). Flying from Toronto to San Diego in November is currently the most expensive (average of C$ 390). 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 16 septiembre 2025.

It’s typically best to fly out from Toronto to San Diego in the morning. Doing so could potentially save you 42% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from Toronto to San Diego?

Use this chart to determine the cheapest time to fly round-trip from Toronto to San Diego. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Toronto to San Diego flight should consider departing on Tuesday at noon when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 16 septiembre 2025.

The most flights from YTO to SAN are scheduled on a Monday (2 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 34% 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.

Los Angeles (LAX) is the most affordable 1-stop option, with an average round-trip price of C$ 384.

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 Washington, D.C. (IAD) have the shortest average one-way travel time for 1-stop routes: 7h 49m.

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 San Francisco (SFO) offer the fastest connection on this route, with an average layover time of 1h 07m.

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 16 septiembre 2025.
See what other customers who have flown with Porter Airlines,Air Transat, andUnited Airlines 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.
Porter Airlines
7.9
Good
363 reviews
Check prices

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.0

Food

7.6

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
7.9
Good
363 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.0

Food

7.6

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Transat
7.7
Good
438 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.0

Food

7.6

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
United Airlines
7.4
Good
8,924 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.0

Food

7.6

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
WestJet
7.2
Good
3,093 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.0

Food

7.6

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Canada
7.1
Good
10,000 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.0

Food

7.6

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

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. 8 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, Delta, and United Airlines fly from Toronto to San Diego in about 9h 20m. The time it takes to get you to your destination can typically vary by up to 11h 15m. 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, Porter Airlines (C$ 246), Air Transat (C$ 250), and American Airlines (C$ 293) offers the cheapest pricing from Toronto to San Diego. You may be able to fly from Toronto to San Diego for 49% less than the average price by searching for these airlines.

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

    While some choose either Toronto Island - San Diego or Hamilton - 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 (87%), Air Canada (85%), United Airlines (84%).

  • 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$ 495, our data indicates the cheapest price to be C$ 224. The most popular route (Toronto Pearson Intl - San Diego), is priced around C$ 287.

  • 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, May is the cheapest month in which you can book a flight from Toronto to San Diego (average of C$ 289). Flying from Toronto to San Diego in November is currently the most expensive (average of C$ 390). 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
Borrego Springs
El Cajon

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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 16 septiembre 2025.
Air Canada flights from Toronto to San Diego
United Airlines flights from Toronto to San Diego

Top 8 airlines flying from Toronto to San Diego

Discover the top 8 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 16 septiembre 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 248AverageC$ 395FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air TransatCheapestC$ 250AverageC$ 421FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
American AirlinesCheapestC$ 293AverageC$ 548FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 307AverageC$ 473FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 307AverageC$ 523FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
DeltaCheapestC$ 319AverageC$ 459FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
WestJetCheapestC$ 332AverageC$ 440FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Alaska AirlinesCheapestC$ 405AverageC$ 864FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Fly with Cheapflights

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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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