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$149+ Cheap flights from Toronto (YTO) to San Diego (SAN)

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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — SAN
May 10 — May 171
Sun 5/10
Sun 5/17
1 adult, Economy
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Cheapflights Tip: The best prices from Toronto to San Diego are usually found in April or August, booked 23 days in advance, depart on a Friday or Sunday and return on a Friday

Cheap 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 April 10, 2026.

This Kiwi.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/59:45 am
YYZ
-
SAN
1 stop11h 54m
Multiple Airlines
Tue 5/129:59 pm
SAN
-
YYZ
2 stops24h 06m
Multiple Airlines
Deal found 4/7$303
This Trip.com deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/286:10 am
YYZ
-
SAN
2 stops11h 00m
WestJet
Sat 5/23:30 pm
SAN
-
YYZ
1 stop11h 15m
WestJet
Deal found 4/5$310
This Trip.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:10 am
YYZ
-
SAN
2 stops11h 00m
WestJet
Fri 5/83:30 pm
SAN
-
YYZ
1 stop11h 15m
WestJet
Deal found 4/7$311
This Trip.com deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/27:00 am
YYZ
-
SAN
1 stop10h 10m
WestJet
Wed 5/63:30 pm
SAN
-
YYZ
1 stop11h 15m
WestJet
Deal found 4/5$313
This Trip.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:15 am
YYZ
-
SAN
1 stop10h 55m
WestJet
Tue 5/123:30 pm
SAN
-
YYZ
1 stop11h 15m
WestJet
Deal found 4/7$314
This Kiwi.com deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/286:10 am
YYZ
-
SAN
2 stops11h 00m
WestJet
Thu 4/303:30 pm
SAN
-
YYZ
1 stop11h 15m
WestJet
Deal found 4/8$315
This Kiwi.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/277:00 am
YYZ
-
SAN
1 stop10h 10m
Multiple Airlines
Tue 6/210:07 pm
SAN
-
YYZ
2 stops23h 58m
Multiple Airlines
Deal found 4/7$316
This Kiwi.com deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/286:10 am
YYZ
-
SAN
2 stops11h 00m
WestJet
Fri 5/13:30 pm
SAN
-
YYZ
1 stop11h 15m
WestJet
Deal found 4/9$317
This Kiwi.com deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/197:00 am
YYZ
-
SAN
2 stops17h 04m
Multiple Airlines
Sun 6/149:53 pm
SAN
-
YYZ
1 stop19h 07m
Multiple Airlines
Deal found 4/6$319
This Air Canada deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/212:30 pm
YTZ
-
SAN
1 stop11h 13m
Air Canada
Tue 5/57:00 am
SAN
-
YTZ
1 stop9h 52m
Air Canada
Deal found 4/5$351
This oojo deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/68:40 pm
YKF
-
SAN
1 stop20h 30m
WestJet
Sun 5/103:30 pm
SAN
-
YKF
1 stop25h 20m
WestJet
Deal found 4/8$353
This oojo deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/278:40 pm
YKF
-
SAN
1 stop20h 30m
WestJet
Sat 5/23:30 pm
SAN
-
YKF
1 stop25h 20m
WestJet
Deal found 4/9$354

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 April 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$301
(Vliegwinkel)

One-way from

$149
(Trip.com)

Popular in

March

Cheapest in

April

Average price

$361

Good round-trip deal

$384 or less

Good one-way deal

$261 or less
Provider with most accurate pricing for Toronto (YTO)-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Toronto (YTO)-San Diego flights.
Search Deals
From Toronto (YTO) to San Diego
Search Deals
One-way flight from Toronto (YTO) to San Diego
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($33 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 2,558,603 searches. Data last updated April 10, 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

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Sat 5/30

2:30 pm-8:23 pm

1 stop8h 53m

San Diego

Sat 5/30

10:40 pm-11:49 am

1 stop10h 09m

$353

TorontoSan Diego

YKF - SAN

YKFSAN

Toronto Region of Waterloo Intl

Mon 4/27

8:40 pm-2:10 pm

1 stop20h 30m

San Diego

Sat 5/2

3:30 pm-7:50 pm

1 stop25h 20m

$354

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Tue 5/5

8:50 am-2:56 pm

2 stops9h 06m

San Diego

Tue 5/12

11:00 am-11:59 pm

2 stops9h 59m

$359

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Wed 4/22

8:50 am-12:29 am

3 stops18h 39m

San Diego

Wed 4/29

11:00 am-9:32 pm

1 stop7h 32m

$359

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Tue 5/5

1:00 pm-8:14 pm

2 stops10h 14m

San Diego

Sun 5/10

9:45 pm-10:04 am

1 stop9h 19m

$359

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Tue 4/28

10:45 am-5:16 pm

1 stop9h 31m

San Diego

Sat 5/2

8:54 am-9:32 pm

1 stop9h 38m

$359

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Wed 4/29

6:10 am-10:44 am

1 stop7h 34m

San Diego

Mon 5/4

10:10 pm-8:56 am

1 stop7h 46m

$360

TorontoSan Diego

YKF - SAN

YKFSAN

Toronto Region of Waterloo Intl

Fri 5/8

8:40 pm-2:10 pm

1 stop20h 30m

San Diego

Sun 5/10

3:30 pm-7:50 pm

1 stop25h 20m

$360

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Sat 9/12

10:45 am-2:50 pm

1 stop7h 05m

San Diego

Sat 9/19

7:41 pm-11:49 am

2 stops13h 08m

$364

HamiltonSan Diego

YHM - SAN

YHMSAN

Hamilton

Thu 5/7

6:10 pm-2:10 pm

1 stop23h 00m

San Diego

Mon 5/11

3:30 pm-5:15 pm

1 stop22h 45m

$368

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/9

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
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6
  • Most accurate provider: When it comes to deals on Toronto-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Toronto-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Toronto-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Toronto-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Toronto-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 April 3, 2026.

Booking 23 days in advance of your planned departure date is, on average, the best time to get cheap flights from Toronto to San Diego. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, July is the cheapest month in which you can book a flight from Toronto to San Diego (average of $96). Flying from Toronto to San Diego in October is currently the most expensive (average of $265). 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 April 10, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Toronto to San Diego as you normally would.

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 April 10, 2026.

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?

How often are flights from Toronto to San Diego delayed?

About 21% of weekly flights between Toronto and San Diego have experienced delays in the past year, with the average delay time being 165 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 evening tend to experience delays more often.

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

Monday 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 last year, Porter Airlines have had the lowest number of delays on this route, with just 12% of flights being delayed.

The best insider tips for Toronto to San Diego flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Toronto to San Diego trip
Our travel experts
Blane Bachelor

Blane Bachelor

Expert on SAN

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Read more
Kaitlyn McInnis

Kaitlyn McInnis

Expert on YYZ

Kaitlyn is a guidebook author and travel writer splitting her time between Atlantic Canada and Istanbul, Türkiye. She has visited over fifty countries and all seven continents, so she is very familiar with many hotels, airports and airlines around the globe. But her favorite type of vacation is sunbathing by the sea with a good book in hand.

Read more

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 April 10, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAmerican Airlines from Toronto to San Diego by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,394 reviews

Crew

8.5

Comfort

7.9

Boarding

8.1

Overall

7.9

Food

7.2

Entertainment

7.8

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
7.9
Good
8,394 reviews
Delta
7.9
Good
8,394 reviews

Crew

8.5

Comfort

7.9

Boarding

8.1

Overall

7.9

Food

7.2

Entertainment

7.8

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
9,559 reviews
Delta
7.9
Good
8,394 reviews

Crew

8.5

Comfort

7.9

Boarding

8.1

Overall

7.9

Food

7.2

Entertainment

7.8

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
11,562 reviews
Delta
7.9
Good
8,394 reviews

Crew

8.5

Comfort

7.9

Boarding

8.1

Overall

7.9

Food

7.2

Entertainment

7.8

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
10,913 reviews
Delta
7.9
Good
8,394 reviews

Crew

8.5

Comfort

7.9

Boarding

8.1

Overall

7.9

Food

7.2

Entertainment

7.8

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) is the airport you will fly into if you book a flight from Toronto to San Diego. You should not have trouble finding flights to San Diego from Toronto; the airport handles an average of 2 inbound flights from Toronto per day. You should also have plenty of airline options to choose from since 5 airlines have flights to the San Diego airport from Toronto. It is only a 2.6 mi journey from San Diego (SAN) to San Diego’s city center.

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

    For as low as $353, WestJet can have you in San Diego from Toronto in 8h 53m. The distance between Toronto and San Diego is about 2153 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Porter Airlines, at $130, was found to be the cheapest airline from Toronto to San Diego.Alternate airlines to your destination round-trip include Air Canada and Delta. Porter Airlines is priced at 70% lower than the current average price of a flight leaving 3 months from now.

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

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at $145. Porter Airlines flights start at $157 while deals on American Airlines start at $162 one-way.

  • 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 cheapest flights from Toronto to San Diego?

    Looking for the cheapest flight from Toronto to San Diego? While on average our users pay $536, our data indicates the cheapest price to be $214. The most popular route (Toronto Pearson Intl - San Diego), is priced around $272.

  • 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, July is the cheapest month in which you can book a flight from Toronto to San Diego (average of $96). Flying from Toronto to San Diego in October is currently the most expensive (average of $265). 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

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
National City
Coronado
La Mesa
Poway
Julian
Lemon Grove

Browse thousands of different options on Cheapflights for your next trip

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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 2,558,603 searches. Data last updated April 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$130Average$298FlexibilityNo cancel feeOn-time52%
Air CanadaCheapest$243Average$485FlexibilityNo cancel feeOn-time67%
DeltaCheapest$267Average$397FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$270Average$422FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$275Average$559FlexibilityNo cancel feeOn-time69%

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