San Diego

$178+ 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 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — SAN
Jan 17 — Jan 241
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Find cheap flights from Toronto to San Diego with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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Cheapflights Tip: The best prices from Toronto to San Diego are usually found in April or February, booked 76 days in advance, depart on a Friday or Sunday and return on a Wednesday

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 December 18, 2025.

This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/239:54 amYYZ - SAN
1 stop11h 49mDelta
Tue 1/206:15 amSAN - YYZ
1 stop6h 44mDelta
Deal found 12/16$398
This Delta deal was found by Cheapflights users on 12/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/239:54 amYYZ - SAN
1 stop11h 49mDelta
Tue 1/67:35 pmSAN - YYZ
2 stops24h 38mDelta
Deal found 12/15$418
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/176:10 amYYZ - SAN
1 stop12h 11mDelta
Wed 1/74:20 pmSAN - YYZ
2 stops15h 48mDelta
Deal found 12/16$422
This Alaska Airlines deal was found by Cheapflights users on 12/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/174:45 pmYYZ - SAN
1 stop9h 02mAlaska Airlines
Wed 1/76:15 amSAN - YYZ
1 stop30h 20mAlaska Airlines
Deal found 12/16$441
This Air Canada deal was found by Cheapflights users on 12/16. 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.
Wed 12/179:15 amYYZ - SAN
Nonstop5h 38mAir Canada
Wed 1/712:40 pmSAN - YYZ
Nonstop4h 50mAir Canada
Deal found 12/16$445
This Air Canada deal was found by Cheapflights users on 12/15. 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.
Wed 12/249:15 amYYZ - SAN
Nonstop5h 38mAir Canada
Sun 1/1112:40 pmSAN - YYZ
Nonstop4h 50mAir Canada
Deal found 12/15$448
This Delta deal was found by Cheapflights users on 12/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/196:10 amYYZ - SAN
1 stop12h 12mDelta
Sun 12/2110:20 pmSAN - YYZ
1 stop7h 38mDelta
Deal found 12/17$450
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/215:55 pmYYZ - SAN
1 stop9h 20mUnited Airlines
Tue 1/610:40 pmSAN - YYZ
1 stop7h 56mUnited Airlines
Deal found 12/16$451
This American Airlines deal was found by Cheapflights users on 12/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:10 amYYZ - SAN
1 stop11h 24mAmerican Airlines
Mon 1/510:01 pmSAN - YYZ
1 stop10h 07mAmerican Airlines
Deal found 12/16$452
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/238:30 amYYZ - SAN
1 stop12h 04mUnited Airlines
Tue 1/2010:26 amSAN - YYZ
2 stops9h 54mUnited Airlines
Deal found 12/16$455
This American Airlines deal was found by Cheapflights users on 12/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:10 amYYZ - SAN
1 stop11h 24mAmerican Airlines
Tue 1/68:25 amSAN - YYZ
2 stops9h 58mAmerican Airlines
Deal found 12/16$459
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/3110:00 amYYZ - SAN
2 stops27h 37mMultiple Airlines
Tue 1/610:19 pmSAN - YYZ
1 stop18h 36mMultiple Airlines
Deal found 12/17$462

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 December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$296
(WestJet)

One-way from

$178
(Gotogate)

Popular in

December

Cheapest in

April

Average price

$498

Good round-trip deal

$447 or less

Good one-way deal

$262 or less
Provider with most accurate pricing for Toronto (YTO)-San Diego flight deals.
Provider most trusted by Cheapflights users for Toronto (YTO)-San Diego flights.
From Toronto (YTO) to San Diego
One-way flight from Toronto (YTO) to San Diego
Highest demand for flights based on searches. 13% potential increase in price ($55 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($14 potential savings vs. average RT price).
Average for round-trip flights in December 2025
Price to beat on a round-trip flight from Toronto (YTO) to San Diego.
Price to beat on a one-way flight from Toronto (YTO) to San Diego.

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 December 18, 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

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Wed 2/18

12:20 pm-8:37 pm

1 stop11h 17m

San Diego

Wed 4/22

10:30 pm-8:55 am

1 stop7h 25m

$311

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Sat 2/21

3:30 pm-11:40 pm

2 stops11h 10m

San Diego

Wed 2/25

6:30 am-9:24 pm

2 stops11h 54m

$318

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Tue 2/17

10:45 am-10:44 pm

2 stops14h 59m

San Diego

Sun 4/19

10:25 pm-1:42 pm

1 stop12h 17m

$318

TorontoSan Diego

YKF - SAN

YKFSAN

Toronto Region of Waterloo Intl

Sat 1/17

7:00 pm-11:45 am

1 stop19h 45m

San Diego

Fri 1/23

12:35 pm-5:28 am

1 stop13h 53m

$324

TorontoSan Diego

YTZ - SAN

YTZSAN

Toronto Island

Tue 2/3

9:20 am-6:26 pm

1 stop12h 06m

San Diego

Sat 2/7

5:10 pm-6:57 pm

1 stop22h 47m

$326

TorontoSan Diego

YTZ - SAN

YTZSAN

Toronto Island

Tue 2/3

9:20 am-6:26 pm

1 stop12h 06m

San Diego

Sun 2/8

8:00 am-1:47 pm

1 stop26h 47m

$337

TorontoSan Diego

YKF - SAN

YKFSAN

Toronto Region of Waterloo Intl

Thu 5/21

6:00 am-1:20 pm

1 stop10h 20m

San Diego

Mon 5/25

1:05 pm-12:45 am

2 stops32h 40m

$341

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Tue 1/13

3:45 pm-9:56 pm

1 stop9h 11m

San Diego

Tue 1/20

6:15 am-4:52 pm

1 stop7h 37m

$345

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Sat 1/10

6:00 am-12:21 pm

1 stop9h 21m

San Diego

Thu 1/15

6:15 am-7:13 pm

1 stop9h 58m

$346

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Mon 1/19

6:30 am-10:48 am

1 stop7h 18m

San Diego

Fri 1/23

10:00 pm-11:17 am

1 stop10h 17m

$346

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 60 results
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Compare providers for flights from Toronto to San Diego

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Toronto to San Diego in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Toronto-San Diego flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Toronto-San Diego flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 December 12, 2025.

Booking 76 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 November is currently the most expensive (average of $259). 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 December 18, 2025.

One of the essential ways to save on airfare from Toronto to San Diego is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 34% on airfare.

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 December 18, 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?

How often are flights from Toronto to San Diego delayed?

About 19% of weekly flights between Toronto and San Diego have experienced delays in the past year, with the average delay time being 138 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?

Friday tends to have the lowest number of delays on this route, whereas Thursday 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, Air Canada Rouge have had the lowest number of delays on this route, with just 14% 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
Airports
YYZ

Toronto Pearson offers fast and reliable Wi-Fi throughout the airport, perfect for staying connected on long travel days.

SAN

For a wallet-friendly option, take the free San Diego Flyer shuttle between SAN and Old Town Transit Center every 20-30 minutes.

Our travel experts
Blane Bachelor

Blane Bachelor

Expert on SAN

Blane Bachelor

Blane Bachelor

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 McInnis

Kaitlyn McInnis

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 December 18, 2025.
Get a feel of what it's like to fly with Porter Airlines, Delta, and United 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.

Entertainment

7.0

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.6

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Entertainment

7.0

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.6

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Entertainment

7.0

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.6

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Entertainment

7.0

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.6

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Entertainment

7.0

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.6

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

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 $318, Delta can have you in San Diego from Toronto in 11h 10m. 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 $115, was found to be the cheapest airline from Toronto to San Diego.Alternate airlines to your destination round-trip include Air Canada and United Airlines. Porter Airlines is priced at 67% 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 Porter Airlines, which is currently one of the cheapest options available, starting at $133. United Airlines flights start at $141 while deals on Air Canada start at $143 one-way.

  • What are the most popular routes 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 $1,061, our data indicates the cheapest price to be $214. The most popular route (Toronto Pearson Intl - San Diego), is priced around $226.

  • 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 November is currently the most expensive (average of $259). 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
Coronado
National City
La Mesa
Poway
Julian
Lemon Grove

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Alternative routes for Toronto to San Diego

See prices for flight routes from nearby airports that may be better suited for you.

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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$115Average$290FlexibilityNo cancel feeOn-time52%
Air CanadaCheapest$221Average$484FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$252Average$363FlexibilityNo cancel feeOn-time69%
DeltaCheapest$264Average$396FlexibilityNo cancel feeOn-timeN/A
Air TransatCheapest$288Average$319FlexibilityNo cancel feeOn-time50%

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