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Cheap flights from San Diego to Toronto from C$ 146

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 7/1. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — YTO
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from San Diego to Toronto are usually found in March or April, booked 72 days in advance, depart on a Tuesday or Thursday and return on a Wednesday

Cheap flight deals from San Diego to Toronto

Enter your travel dates to find the best prices.

Cheapest flights from San Diego to Toronto
Explore the most affordable flight options available from San Diego to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 December 2025.

Wed 31/1210:10 p.m.SAN - YYZ
1 stop29h 37mMultiple Airlines
Sun 11/11:30 p.m.YYZ - SAN
2 stops20h 47mMultiple Airlines
Deal found 9/12C$ 575
Wed 24/1210:10 p.m.SAN - YYZ
1 stop29h 10mMultiple Airlines
Wed 31/1210:50 p.m.YYZ - SAN
2 stops16h 21mMultiple Airlines
Deal found 10/12C$ 616
Sun 21/1210:10 p.m.SAN - YYZ
1 stop18h 45mMultiple Airlines
Sun 18/11:30 p.m.YYZ - SAN
2 stops21h 51mMultiple Airlines
Deal found 11/12C$ 643
Fri 12/121:33 p.m.SAN - YYZ
1 stop13h 47mMultiple Airlines
Sun 14/124:45 p.m.YYZ - SAN
2 stops22h 53mMultiple Airlines
Deal found 10/12C$ 710
Sat 13/128:05 a.m.SAN - YYZ
1 stop8h 50mMultiple Airlines
Mon 15/127:55 p.m.YYZ - SAN
2 stops53h 51mMultiple Airlines
Deal found 9/12C$ 720
Sat 20/127:21 p.m.SAN - YYZ
2 stops26h 05mMultiple Airlines
Sun 18/18:00 p.m.YYZ - SAN
1 stop15h 21mMultiple Airlines
Deal found 11/12C$ 727
Wed 10/1212:40 p.m.SAN - YYZ
Nonstop4h 50mAir Canada
Sun 14/1210:00 a.m.YYZ - SAN
Nonstop5h 38mAir Canada
Deal found 9/12C$ 735
Sun 14/121:48 p.m.SAN - YYZ
1 stop13h 32mMultiple Airlines
Tue 16/124:45 p.m.YYZ - SAN
1 stop9h 02mMultiple Airlines
Deal found 11/12C$ 741
Sun 14/126:15 a.m.SAN - YYZ
1 stop30h 20mAlaska Airlines
Tue 16/124:45 p.m.YYZ - SAN
2 stops26h 35mAlaska Airlines
Deal found 11/12C$ 745
Wed 31/121:30 p.m.SAN - YTZ
1 stop26h 27mMultiple Airlines
Sun 11/11:10 p.m.YTZ - SAN
1 stop9h 50mMultiple Airlines
Deal found 9/12C$ 878
Wed 31/1212:35 p.m.SAN - YHM
1 stop9h 37mMultiple Airlines
Sun 11/18:15 a.m.YHM - SAN
2 stops30h 30mMultiple Airlines
Deal found 9/12C$ 961
Wed 24/128:25 a.m.SAN - YTZ
1 stop9h 50mMultiple Airlines
Wed 31/128:55 a.m.YTZ - SAN
1 stop15h 16mMultiple Airlines
Deal found 10/12C$ 1,143

Find flight deals from San Diego to Toronto

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Toronto (YTO). 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 12 December 2025.

Round-trip from

C$ 552

One-way from

C$ 146

Popular in

October

Cheapest in

March

Average price

C$ 775

Good one-way deal

C$ 355 or less
Alaska Airlines
  • Alaska Airlines
  • 20/1-10/2
  • 2 total stops
  • 50h 42m total
  • San Diego to Toronto
Search Deals
7/1
  • 7/1
  • 2 total stops
  • 34h 28m total
  • San Diego to Toronto
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (C$ 126 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a one-way flight from San Diego to Toronto (YTO).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego to Toronto 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 12 December 2025.
Use the filters below to find and compare flights from San Diego to Toronto that are best for you.

Fly from

San Diego

Fly to

Toronto

Route

Depart

Return

Price

San DiegoToronto

SAN - YYZ

SANYYZ

San Diego

Sun 25/1

6:55 p.m.-9:04 a.m.

2 stops11h 09m

Toronto Pearson Intl

Sun 1/2

7:45 a.m.-6:00 p.m.

2 stops13h 15m

C$ 556

San DiegoToronto

SAN - YYZ

SANYYZ

San Diego

Wed 11/2

7:00 a.m.-11:13 p.m.

2 stops13h 13m

Toronto Pearson Intl

Fri 27/2

12:11 p.m.-10:20 p.m.

2 stops13h 09m

C$ 556

San DiegoToronto

SAN - YYZ

SANYYZ

San Diego

Fri 20/2

6:50 a.m.-11:11 p.m.

2 stops13h 21m

Toronto Pearson Intl

Fri 27/2

12:11 p.m.-10:20 p.m.

2 stops13h 09m

C$ 556

San DiegoToronto

SAN - YYZ

SANYYZ

San Diego

Mon 9/2

6:55 p.m.-9:04 a.m.

2 stops11h 09m

Toronto Pearson Intl

Wed 25/2

10:05 a.m.-5:50 p.m.

2 stops10h 45m

C$ 556

San DiegoToronto

SAN - YYZ

SANYYZ

San Diego

Mon 19/1

6:15 a.m.-3:35 p.m.

1 stop30h 20m

Toronto Pearson Intl

Mon 9/2

4:45 p.m.-10:07 a.m.

1 stop20h 22m

C$ 563

San DiegoToronto

SAN - YYZ

SANYYZ

San Diego

Sat 24/1

4:01 p.m.-3:35 p.m.

1 stop20h 34m

Toronto Pearson Intl

Tue 10/2

4:45 p.m.-10:07 a.m.

1 stop20h 22m

C$ 563

San DiegoToronto

SAN - YYZ

SANYYZ

San Diego

Thu 22/1

8:42 p.m.-3:35 p.m.

1 stop15h 53m

Toronto Pearson Intl

Wed 11/2

4:45 p.m.-11:09 p.m.

1 stop9h 24m

C$ 563

San DiegoToronto

SAN - YYZ

SANYYZ

San Diego

Thu 5/2

6:20 a.m.-9:23 p.m.

1 stop12h 03m

Toronto Pearson Intl

Sun 8/2

1:14 p.m.-10:26 p.m.

1 stop12h 12m

C$ 571

San DiegoToronto

SAN - YYZ

SANYYZ

San Diego

Sun 11/1

9:59 p.m.-6:47 a.m.

1 stop29h 48m

Toronto Pearson Intl

Wed 14/1

9:45 a.m.-4:30 p.m.

1 stop9h 45m

C$ 592

San DiegoToronto

SAN - YTZ

SANYTZ

San Diego

Wed 21/1

5:10 p.m.-1:47 p.m.

1 stop17h 37m

Toronto Island

Fri 23/1

7:45 a.m.-7:46 p.m.

1 stop15h 01m

C$ 594

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

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Best time to book a flight from San Diego to Toronto

Have a flexible travel schedule? Discover the best time to fly to Toronto from San Diego 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 San Diego to Toronto

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

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Toronto. Price data was last updated on 5 December 2025.

Booking 72 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Diego to Toronto. 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 San Diego to Toronto?

Currently, December is the cheapest month in which you can book a flight from San Diego to Toronto (average of C$ 28). Flying from San Diego to Toronto in September is currently the most expensive (average of C$ 336). 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 SAN to YTO?

Find hourly flight availability from San Diego to Toronto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 December 2025.

When flying from San Diego to Toronto, 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 San Diego to Toronto

Explore weekly flight availability from San Diego to Toronto. 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 12 December 2025.

The most flights from SAN to YTO are scheduled on a Monday (2 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (1 on average).

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

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

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

Denver (DEN) – chosen by Cheapflights users on 67% of one-stop itineraries from San Diego to Toronto on Cheapflights.

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

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

Chicago (ORD) is the most affordable 1-stop option, with an average round-trip price of C$ 635.

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

Shortest average travel time for 1-stop one-way flights from San Diego to Toronto, 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 03m.

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

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

Flights via Denver (DEN) offer the fastest connection on this route, with an average layover time of 1h 48m.

Reviews of airlines servicing Toronto

Get insights into the airlines that provide service to Toronto. 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 Toronto. Reviews last updated 12 December 2025.
See what other customers who have flown with Porter Airlines and Air Canada from San Diego to Toronto 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
8.0
Very good
398 reviews
Check prices

Comfort

7.9

Boarding

8.2

Food

7.6

Crew

8.6

Entertainment

7.0

Overall

8.0

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
Porter Airlines
8.0
Very good
398 reviews
Porter Airlines
8.0
Very good
398 reviews
Check prices

Comfort

7.9

Boarding

8.2

Food

7.6

Crew

8.6

Entertainment

7.0

Overall

8.0

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
Air Canada
7.1
Good
10,516 reviews
Porter Airlines
8.0
Very good
398 reviews
Check prices

Comfort

7.9

Boarding

8.2

Food

7.6

Crew

8.6

Entertainment

7.0

Overall

8.0

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 San Diego to Toronto. 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 from for flights from San Diego to Toronto?

    Located just 4.2 km from the city centre, San Diego is the airport most travellers will use when flying to Toronto from San Diego. Booking flights from San Diego (SAN) to Toronto should be relatively easy as there is 1 daily outbound flight to Toronto from 3 different airlines.

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

    For as low as C$ 556, Delta can have you in Toronto from San Diego in 11h 09m. There are 3465 km between San Diego and Toronto. This flight may include one or multiple stops.

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

    According to our current data, Air Canada (C$ 162), United Airlines (C$ 219), and Porter Airlines (C$ 278) offers the cheapest pricing from San Diego to Toronto. Air Canada is priced at 71% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airlines for a one-way flight from San Diego to Toronto are Porter Airlines (C$ 149), Air Canada (C$ 178), and United Airlines (C$ 180).

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

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

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

    Looking at all options, your cheapest flight can be booked for C$ 355. While the most popular route (San Diego - Toronto Pearson Intl) can be booked for C$ 316 on average, our data indicates C$ 355 when flying from San Diego to Toronto.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Diego to Toronto 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 San Diego to Toronto?

    Currently, December is the cheapest month in which you can book a flight from San Diego to Toronto (average of C$ 28). Flying from San Diego to Toronto in September is currently the most expensive (average of C$ 336). 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

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Alternative routes for San Diego to Toronto

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from San Diego to Toronto

Discover the top 3 airlines that operate flights from San Diego to Toronto. 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 12 December 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 289AverageC$ 482FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Porter AirlinesCheapestC$ 343AverageC$ 407FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 388AverageC$ 635FlexibilityNo cancel feeOn-time67%
Search Air Canada 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 San Diego to Toronto?

Cheapflights helps you search for flights from San Diego to Toronto via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from San Diego to Toronto for you. Better yet — we are completely free to use.

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

Certainly. Search results for flights to Toronto from San Diego shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Of course! You can now track prices for flights from San Diego to Toronto and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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