C$ 223+ Cheap flights to San Diego

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 28/8. Fares are subject to change and may not be available on all flights or dates of travel.
— SAN
2 Aug — 9 Aug1
1 adult

Flights to San Diego in 2025

Find the latest flights to San Diego in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 629,999 searches and data was last updated on 28 July 2025.

Round-trip from

C$ 389

One-way from

C$ 223

Popular in

September

Cheapest in

April

Average price

C$ 586

Good round-trip deal

C$ 568 or less

Good one-way deal

C$ 440 or less
WestJet
  • WestJet
  • 25/8-28/8
  • 2 total stops
  • 20h 51m total
  • Toronto to San Diego
WestJet
  • WestJet
  • 28/8
  • 1 total stop
  • 10h 20m total
  • Toronto to San Diego
Highest demand for flights based on searches. 15% potential increase in price (C$ 126 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease (C$ 16 potential savings vs. average RT price).
Average for round-trip flights in July 2025
Price to beat on a round-trip flight from Toronto to San Diego.
Price to beat on a one-way flight from Toronto to San Diego.

Find flight deals to San Diego

Cheapest flights to San Diego
Explore the most affordable flight options available to San Diego. Find the lowest fares based on data from user searches, with prices last updated on 28 July 2025.

Mon 25/86:00 a.m.YKF - SAN
1 stop10h 20mWestJet
Thu 28/811:15 a.m.SAN - YKF
1 stop10h 31mWestJet
Deal found 28/7C$ 389
Thu 21/89:00 a.m.YYZ - SAN
3 stops25h 21mMultiple Airlines
Tue 26/86:15 a.m.SAN - YYZ
3 stops20h 36mMultiple Airlines
Deal found 26/7C$ 392
Sun 28/96:30 a.m.YYZ - SAN
1 stop9h 50mWestJet
Wed 19/1112:35 p.m.SAN - YYZ
1 stop8h 56mWestJet
Deal found 26/7C$ 401
Sat 20/99:20 a.m.YYZ - SAN
Nonstop5h 11mAir Canada
Mon 6/104:40 p.m.SAN - YYZ
1 stop11h 20mAir Canada
Deal found 27/7C$ 404
Fri 22/86:00 a.m.YHM - SAN
1 stop10h 20mWestJet
Sun 24/811:15 a.m.SAN - YHM
1 stop10h 26mWestJet
Deal found 27/7C$ 406
Tue 11/113:30 p.m.YYZ - SAN
1 stop9h 50mUnited Airlines
Sat 22/115:55 p.m.SAN - YYZ
1 stop10h 35mUnited Airlines
Deal found 26/7C$ 432
Mon 10/114:30 p.m.YYZ - SAN
2 stops10h 14mAmerican Airlines
Sat 22/119:42 a.m.SAN - YYZ
2 stops9h 50mAmerican Airlines
Deal found 26/7C$ 451
Tue 19/812:25 p.m.YTZ - SAN
1 stop10h 13mAir Canada
Tue 23/98:10 a.m.SAN - YTZ
1 stop8h 39mAir Canada
Deal found 27/7C$ 453
Mon 25/86:00 a.m.YKF - SAN
3 stops20h 37mMultiple Airlines
Thu 28/811:15 a.m.SAN - YKF
1 stop10h 31mMultiple Airlines
Deal found 28/7C$ 497
Mon 25/86:00 a.m.YHM - SAN
3 stops20h 37mMultiple Airlines
Thu 28/811:15 a.m.SAN - YHM
1 stop10h 26mMultiple Airlines
Deal found 28/7C$ 525
Sat 1/119:15 a.m.YTZ - SAN
1 stop11h 04mMultiple Airlines
Sat 1/1110:38 p.m.SAN - YTZ
1 stop12h 42mMultiple Airlines
Deal found 27/7C$ 563

Cheapflights Fare Finder

 
Locate flights to San Diego that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 629,999 searches and data was last updated on 28 July 2025.
Use the filters below to find and compare flights to San Diego that are best for you.

Fly from

Toronto

Route

Depart

Return

Price

TorontoSan Diego

YKF - SAN

YKFSAN

Toronto Region of Waterloo Intl

Mon 25/8

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

1 stop10h 20m

San Diego

Thu 28/8

11:15 a.m.-12:46 a.m.

1 stop10h 31m

C$ 389

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Thu 21/8

9:00 a.m.-7:21 a.m.

3 stops25h 21m

San Diego

Tue 26/8

6:15 a.m.-5:51 a.m.

3 stops20h 36m

C$ 392

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Sun 31/8

6:30 a.m.-1:20 p.m.

1 stop9h 50m

San Diego

Sat 6/9

2:05 p.m.-10:52 p.m.

1 stop29h 47m

C$ 400

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Sat 20/9

9:20 a.m.-11:31 a.m.

Nonstop5h 11m

San Diego

Mon 6/10

4:40 p.m.-7:00 a.m.

1 stop11h 20m

C$ 404

HamiltonSan Diego

YHM - SAN

YHMSAN

Hamilton

Fri 22/8

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

1 stop10h 20m

San Diego

Sun 24/8

11:15 a.m.-12:41 a.m.

1 stop10h 26m

C$ 406

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Thu 21/8

7:00 a.m.-10:14 p.m.

3 stops18h 14m

San Diego

Mon 25/8

10:30 p.m.-9:58 a.m.

1 stop8h 28m

C$ 432

TorontoSan Diego

YTZ - SAN

YTZSAN

Toronto Island

Tue 19/8

12:25 p.m.-7:38 p.m.

1 stop10h 13m

San Diego

Tue 23/9

8:10 a.m.-7:49 p.m.

1 stop8h 39m

C$ 453

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Sat 23/8

11:33 a.m.-5:53 p.m.

1 stop9h 20m

San Diego

Sat 30/8

10:30 p.m.-10:23 a.m.

1 stop8h 53m

C$ 462

TorontoSan Diego

YKF - SAN

YKFSAN

Toronto Region of Waterloo Intl

Mon 25/8

6:00 a.m.-11:37 p.m.

3 stops20h 37m

San Diego

Thu 28/8

11:15 a.m.-12:46 a.m.

1 stop10h 31m

C$ 497

HamiltonSan Diego

YHM - SAN

YHMSAN

Hamilton

Mon 25/8

6:00 a.m.-11:37 p.m.

3 stops20h 37m

San Diego

Thu 28/8

11:15 a.m.-12:41 a.m.

1 stop10h 26m

C$ 525

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/7

Showing 1-10 of 24 results
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Best time to book a flight to San Diego

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

When is the best time to book a flight 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 25 July 2025.

The best time to book flights to San Diego is 69 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

How long is the flight to San Diego?

On average, a flight from Toronto to San Diego takes 8 hours 35 minutes. Flights to San Diego from other popular cities in Canada will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly 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.

Users looking for the lowest fares to San Diego should consider flying on Monday mornings, when prices are typically cheapest. Budget-minded travellers will want to avoid Wednesday evenings, when prices are usually at their highest.

What are the cheapest airlines that fly to San Diego?

The cheapest airlines flying from Toronto to San Diego are Porter Airlines, Air Transat and American Airlines.

Rainfall in San Diego by month

Plan your trip to San Diego by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 58.0 mm per month. February is typically the wettest month, when rainfall can reach 58.0 mm. July is typically the driest time to visit San Diego when rainfall is around 0.0 mm.

Temperature in San Diego by month

Plan your trip to San Diego by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

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 28 July 2025.
Get a feel of what it's like to fly with Alaska Airlines,Delta, andUnited Airlines to the United States by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Entertainment

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
8.0
Very good

Entertainment

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Entertainment

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Entertainment

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Entertainment

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

FAQs about flying to San Diego

San Diego climate

San Diego enjoys a Mediterranean-style climate with mild sunny weather throughout the year. Winter temperatures range from about 14 degrees Celsius (57 degrees Fahrenheit) in January to 22 degrees (72F) in July. Late summer and early fall are the hottest times of the year. “May gray” in May and “June gloom” in June is when cloudy conditions, sometimes occur in the mornings, but usually burn off by midday.

Getting around San Diego

Like much of Southern California, the easiest way to get around San Diego is by car. You can find several rental car companies at the airport. Bus tickets are cheap and the trolley system is a great way to get around downtown or to nearby Tijuana. The Blue Line can take you through Old Town before crossing the border into Mexico. Tickets cost a few dollars and last for two hours. 

What is good to know if travelling to San Diego?

  • The Horton Plaza Mall is next to the Gaslamp Quarter. Its architecture is a tourist attraction in itself. Painted in sun-bright colours, it is full of nooks and crannies with a good mix of stores such as Macy’s and Nordstrom as well as cool boutiques.
  • Each winter season, the popular holiday production of Dr. Seuss’s How the Grinch Stole Christmas is staged at the Old Globe Theatre.
  • The Hotel del Coronado is a grande-dame hotel situated on the best beaches of San Diego. Built in 1888, the Del has classic Victorian red roofs, white woodwork board and wonderful chandelier-strewn dining rooms. It was designated a National Historic Landmark in 1977. It’s a favourite for weddings, family vacations and business conferences.
  • The Maritime Museum’s biggest draw is the Star of India, launched in 1863 on the Isle of Man to bring immigrants to the U.S., and now the oldest ship in the world with a regular sailing schedule.
  • Most travellers bound for San Diego, will fly to Los Angeles International and negotiate the Interstate 5 for a couple of hours. Seeking direct cheap flights to San Diego will ensure a calmer start to the vacation.
  • Mexico is just a $2 tram ride away. Take the blue-line trolley to San Ysidro. Trolleys run at regular intervals seven days a week from early morning to past midnight. To get back in to the United States Canadian and US citizens must present either their passport or a government-issued photo ID plus proof of citizenship.

San Diego airport overview

Sometimes referred to as Lindbergh Field, San Diego International Airport (SAN) is located 3 miles (4.8 km) north-west of the centre of the city of San Diego, at the southern tip of California.

It is the United States’ busiest single runway commercial airport, handling around 18 million passengers per year. As it’s situated within a highly populated suburban area, departures are only permitted between 6:30am and 11:30pm.

San Diego International has three terminals: Terminals 1 and 2 and the Commuter Terminal. All international arrivals are handled by Terminal 2, while the Commuter Terminal services flights between San Diego and Los Angeles International Airport. The airport is relatively easy to navigate and flights are generally punctual during most of the year, however delays are common in autumn and winter when visibility is low (thanks to the mighty Santa Ana winds that sweep through the region).

Despite having only one runway, San Diego International manages to keep up with the number of passengers frequenting its terminals each year. It’s a small and clean airport with helpful staff and sufficient amenities.

  • When is the best time to fly to San Diego?

    The Mediterranean climate ensures that there is no bad time to take cheap flights to San Diego. Peak Season:If basking on the beach is your aim, summer is the best time to visit. For sight-seeing and for the museums and galleries, fall, winter and spring are all good times to go as crowds are thinner. Off Season:Low season runs November to January. Shoulder Season:February to May and September to October.

  • What airport do you fly into for flights to San Diego?

    For a flight to San Diego, you will be flying into San Diego. San Diego (SAN) is just 4.2 km from the centre of the city. Booking flights from Toronto to San Diego should be relatively easy as there is 1 daily flight from 9 different airlines.

  • Can I find cheaper flights to San Diego if I am willing to have layovers?

    Yes, flights with layovers are often cheaper than direct flights. Keep an eye out for flight deals to San Diego on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to San Diego?

    Based on reviews from Cheapflights users, WestJet is rated the highest out of the airlines that fly to San Diego.

  • What is the cheapest airport to fly to in San Diego?

    San Diego is currently the cheapest airport to fly to in San Diego. One-way flights to San Diego typically cost C$ 52, while round-trip flights cost around C$ 133.

  • How much is a round-trip flight to San Diego?

    A round-trip flight to San Diego will typically cost around C$ 130, however they can be found for as little as C$ 97.

  • Where does the fastest flight to San Diego depart from?

    For those looking to save time traveling to San Diego, Vancouver offers the quickest one-way flight (2 hours 59 minutes).

  • Which airport is closest to Old Town San Diego State Historic Park?

    If being close to Old Town San Diego State Historic Park is important to you, you’ll want to land at San Diego Airport.

  • Does San Diego have rental cars?

    Yes. Those touching down at San Diego can take advantage of the rental car services offered upon their arrival.

  • Are there hotels close to San Diego?

    Yes. San Diego has hotels nearby for those requiring accommodations. Sheraton San Diego Resort is the closest property to San Diego (0.0 km away from San Diego).

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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