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Cheap flights from San Diego to Toronto from C$ 179

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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — YTO
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from San Diego to Toronto are usually found in January 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

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 11 September 2025.

Round-trip from

C$ 421

One-way from

C$ 179

Popular in

October

Cheapest in

January

Average price

C$ 647

Good round-trip deal

C$ 214 or less

Good one-way deal

C$ 290 or less
24/10-29/10
  • 24/10-29/10
  • 2 total stops
  • 23h 06m total
  • San Diego to Toronto
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10/11
  • 10/11
  • 2 total stops
  • 40h 08m total
  • San Diego to Toronto
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Highest demand for flights based on searches. 16% potential increase in price (C$ 145 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 22 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 San Diego to Toronto (YTO).
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Price to beat on a one-way flight from San Diego to Toronto (YTO).
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Find flight deals from San Diego to Toronto

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 11 September 2025.

Fri 24/106:25 a.m.SAN - YYZ
1 stop10h 33mMultiple Airlines
Wed 29/109:35 a.m.YYZ - SAN
1 stop12h 33mMultiple Airlines
Deal found 10/9C$ 421
Wed 15/108:00 a.m.SAN - YYZ
1 stop8h 45mMultiple Airlines
Wed 22/109:45 a.m.YYZ - SAN
1 stop14h 35mMultiple Airlines
Deal found 11/9C$ 423
Fri 3/106:15 a.m.SAN - YYZ
1 stop10h 43mMultiple Airlines
Mon 6/1010:05 a.m.YYZ - SAN
1 stop8h 58mMultiple Airlines
Deal found 10/9C$ 425
Thu 9/106:25 a.m.SAN - YYZ
1 stop10h 20mMultiple Airlines
Tue 21/107:15 a.m.YYZ - SAN
1 stop14h 31mMultiple Airlines
Deal found 10/9C$ 427
Sat 27/96:15 a.m.SAN - YYZ
3 stops21h 37mMultiple Airlines
Mon 29/910:00 a.m.YYZ - SAN
2 stops15h 26mMultiple Airlines
Deal found 11/9C$ 428
Wed 22/108:00 a.m.SAN - YYZ
1 stop8h 58mMultiple Airlines
Mon 27/1010:00 a.m.YYZ - SAN
2 stops16h 04mMultiple Airlines
Deal found 10/9C$ 430
Sat 18/102:05 p.m.SAN - YYZ
1 stop13h 07mMultiple Airlines
Tue 21/1011:00 a.m.YYZ - SAN
2 stops13h 20mMultiple Airlines
Deal found 11/9C$ 431
Sat 18/108:00 a.m.SAN - YYZ
2 stops19h 12mMultiple Airlines
Thu 23/1012:00 p.m.YYZ - SAN
2 stops14h 04mMultiple Airlines
Deal found 11/9C$ 432
Fri 10/106:25 a.m.SAN - YYZ
1 stop20h 55mMultiple Airlines
Wed 15/109:30 a.m.YYZ - SAN
1 stop14h 50mMultiple Airlines
Deal found 10/9C$ 434
Fri 10/105:59 p.m.SAN - YYZ
1 stop9h 21mMultiple Airlines
Thu 23/1012:00 p.m.YYZ - SAN
2 stops14h 04mMultiple Airlines
Deal found 10/9C$ 435
Sat 11/108:00 a.m.SAN - YYZ
2 stops11h 52mMultiple Airlines
Tue 21/107:15 a.m.YYZ - SAN
1 stop14h 31mMultiple Airlines
Deal found 10/9C$ 437
Sun 26/104:06 p.m.SAN - YYZ
1 stop11h 14mMultiple Airlines
Mon 3/119:45 a.m.YYZ - SAN
1 stop10h 07mMultiple Airlines
Deal found 10/9C$ 438

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 11 September 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

Sat 27/9

6:15 a.m.-6:52 a.m.

3 stops21h 37m

Toronto Pearson Intl

Mon 29/9

10:00 a.m.-10:26 p.m.

2 stops15h 26m

C$ 428

San DiegoToronto

SAN - YYZ

SANYYZ

San Diego

Thu 2/10

8:25 a.m.-6:12 a.m.

2 stops18h 47m

Toronto Pearson Intl

Sat 4/10

9:45 a.m.-11:40 p.m.

1 stop16h 55m

C$ 449

San DiegoToronto

SAN - YYZ

SANYYZ

San Diego

Mon 20/10

9:14 p.m.-8:00 p.m.

1 stop19h 46m

Toronto Pearson Intl

Fri 31/10

9:45 a.m.-4:20 p.m.

1 stop9h 35m

C$ 479

San DiegoToronto

SAN - YYZ

SANYYZ

San Diego

Mon 3/11

6:02 p.m.-3:35 p.m.

2 stops18h 33m

Toronto Pearson Intl

Fri 7/11

4:45 p.m.-8:30 a.m.

2 stops18h 45m

C$ 522

San DiegoToronto

SAN - YYZ

SANYYZ

San Diego

Mon 3/11

11:02 a.m.-11:59 p.m.

2 stops9h 57m

Toronto Pearson Intl

Sat 8/11

9:00 a.m.-3:00 p.m.

2 stops9h 00m

C$ 522

San DiegoToronto

SAN - YYZ

SANYYZ

San Diego

Wed 22/10

2:32 p.m.-3:00 p.m.

2 stops21h 28m

Toronto Pearson Intl

Tue 28/10

4:45 p.m.-8:40 a.m.

2 stops18h 55m

C$ 528

San DiegoToronto

SAN - YKF

SANYKF

San Diego

Thu 2/10

6:15 a.m.-5:30 a.m.

2 stops20h 15m

Toronto Region of Waterloo Intl

Sat 4/10

6:00 a.m.-1:20 p.m.

1 stop10h 20m

C$ 536

San DiegoToronto

SAN - YYZ

SANYYZ

San Diego

Sun 19/10

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

1 stop10h 00m

Toronto Pearson Intl

Sat 25/10

6:20 a.m.-10:47 a.m.

1 stop7h 27m

C$ 540

San DiegoToronto

SAN - YTZ

SANYTZ

San Diego

Sat 11/10

5:19 p.m.-12:17 p.m.

1 stop15h 58m

Toronto Island

Mon 13/10

7:50 a.m.-11:20 a.m.

1 stop30h 30m

C$ 543

San DiegoToronto

SAN - YYZ

SANYYZ

San Diego

Wed 22/10

2:32 p.m.-3:00 p.m.

2 stops21h 28m

Toronto Pearson Intl

Wed 29/10

4:45 p.m.-8:38 a.m.

2 stops18h 53m

C$ 552

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 60 results
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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 29 August 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, January is the cheapest month in which you can book a flight from San Diego to Toronto (average of C$ 168). Flying from San Diego to Toronto in July is currently the most expensive (average of C$ 258). 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 11 September 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 35% on flights from San Diego to Toronto by exploring options for tickets in the afternoon.

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 11 September 2025.

The most flights from SAN to YTO 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 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.

Los Angeles (LAX) – chosen by Cheapflights users on 40% 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$ 638.

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 Los Angeles (LAX) have the shortest average one-way travel time for 1-stop routes: 6h 47m.

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 11 September 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
7.9
Good
363 reviews
Check prices

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.6

Crew

8.6

Entertainment

7.0

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

Food

7.6

Crew

8.6

Entertainment

7.0

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

Food

7.6

Crew

8.6

Entertainment

7.0

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 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 are 2 daily outbound flights to Toronto from 3 different airlines.

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

    For as low as C$ 522, Alaska Airlines can have you in Toronto from San Diego in 9h 57m. 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, United Airlines (C$ 256), Porter Airlines (C$ 290), and Air Canada (C$ 422) offers the cheapest pricing from San Diego to Toronto. United Airlines is priced at 51% 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 WestJet (C$ 195), Alaska Airlines (C$ 206), and Delta (C$ 212).

  • 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$ 173. While the most popular route (San Diego - Toronto Pearson Intl) can be booked for C$ 335 on average, our data indicates C$ 274 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, January is the cheapest month in which you can book a flight from San Diego to Toronto (average of C$ 168). Flying from San Diego to Toronto in July is currently the most expensive (average of C$ 258). 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 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 256AverageC$ 484FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Porter AirlinesCheapestC$ 290AverageC$ 409FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 422AverageC$ 629FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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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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