Cheap flights from Ontario to San Diego from C$ 196
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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Ontario to San Diego
Keep the following information in mind while searching for Ontario to San Diego flight deals. Data was last updated 28 March 2025.
Round-trip from | C$ 309 |
---|---|
One-way from | C$ 196 |
Popular in | September |
Cheapest in | February |
Average price | C$ 477 |
Good round-trip deal | C$ 347 or less |
Good one-way deal | C$ 221 or less |
Find flight deals from Ontario to San Diego
Cheapest flights from Ontario to San DiegoExplore the most affordable flight options available from Ontario to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 March 2025.
Explore the most affordable flight options available from Ontario to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 March 2025.
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario 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 629,999 searches. Data last updated 28 March 2025.
Use the filters below to find and compare flights from Ontario to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
TorontoSan Diego
YYZ - SAN
YYZSAN
Toronto Pearson Intl
Mon 7/4
7:25 p.m.-7:16 a.m.
1 stop14h 51m
San Diego
Wed 9/4
8:29 a.m.-6:43 a.m.
1 stop19h 14m
TorontoSan Diego
YTZ - SAN
YTZSAN
Toronto Island
Mon 14/4
4:10 p.m.-12:42 a.m.
2 stops11h 32m
San Diego
Thu 17/4
6:15 a.m.-5:50 p.m.
2 stops32h 35m
TorontoSan Diego
YKF - SAN
YKFSAN
Toronto Region of Waterloo Intl
Wed 7/5
6:00 a.m.-7:53 p.m.
2 stops16h 53m
San Diego
Wed 14/5
6:15 a.m.-12:46 a.m.
3 stops15h 31m
TorontoSan Diego
YYZ - SAN
YYZSAN
Toronto Pearson Intl
Fri 2/5
10:45 a.m.-12:55 p.m.
Nonstop5h 10m
San Diego
Sun 11/5
1:55 p.m.-9:45 p.m.
Nonstop4h 50m
TorontoSan Diego
YYZ - SAN
YYZSAN
Toronto Pearson Intl
Fri 2/5
10:45 a.m.-12:55 p.m.
Nonstop5h 10m
San Diego
Sun 11/5
1:55 p.m.-9:45 p.m.
Nonstop4h 50m
TorontoSan Diego
YYZ - SAN
YYZSAN
Toronto Pearson Intl
Sun 11/5
6:30 a.m.-1:20 p.m.
1 stop9h 50m
San Diego
Sun 25/5
1:00 p.m.-1:39 p.m.
1 stop21h 39m
TorontoSan Diego
YYZ - SAN
YYZSAN
Toronto Pearson Intl
Wed 7/5
9:30 a.m.-11:53 a.m.
Nonstop5h 23m
San Diego
Wed 14/5
12:55 p.m.-10:48 p.m.
1 stop6h 53m
MontrealSan Diego
YUL - SAN
YULSAN
Montreal Pierre Elliott Trudeau Intl
Mon 5/5
8:30 a.m.-6:51 p.m.
2 stops13h 21m
San Diego
Tue 13/5
8:10 a.m.-4:37 p.m.
Nonstop5h 27m
MontrealSan Diego
YUL - SAN
YULSAN
Montreal Pierre Elliott Trudeau Intl
Thu 10/4
6:00 a.m.-11:48 a.m.
1 stop8h 48m
San Diego
Mon 14/4
7:00 a.m.-5:26 p.m.
1 stop7h 26m
TorontoSan Diego
YTZ - SAN
YTZSAN
Toronto Island
Wed 7/5
10:20 a.m.-7:45 p.m.
2 stops12h 25m
San Diego
Wed 14/5
7:00 a.m.-9:35 p.m.
2 stops11h 35m
Best time to book a flight from Ontario to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Ontario with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Ontario to San Diego
What is the cheapest month to book a flight from Region of Ontario to San Diego?
Currently, January is the cheapest month in which you can book a flight from Region of Ontario to San Diego (average of C$ 300). Flying from Region of Ontario to San Diego in July is currently the most expensive (average of C$ 412). 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 ON to SAN?
Find hourly flight availability from Ontario 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 28 March 2025.
When flying from Region of Ontario to San Diego, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
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 March 2025.
See what other customers who have flown with Alaska Airlines, Delta and Porter Airlines from Ontario to San Diego have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
Food
Entertainment
Overall
Comfort
Boarding
Reviews
Seleste,Dec 2024
FAT - SAN
Crew
Food
Entertainment
Overall
Comfort
Boarding
Reviews
Seleste,Dec 2024
FAT - SAN
Crew
Food
Entertainment
Overall
Comfort
Boarding
Reviews
Seleste,Dec 2024
FAT - SAN
Crew
Food
Entertainment
Overall
Comfort
Boarding
Reviews
Seleste,Dec 2024
FAT - SAN
Crew
Food
Entertainment
Overall
Comfort
Boarding
Reviews
Seleste,Dec 2024
FAT - SAN
Crew
Food
Entertainment
Overall
Comfort
Boarding
Reviews
Seleste,Dec 2024
FAT - SAN
Related info for your journey
Find useful and relevant information for your journey from Ontario to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Ontario to San Diego
See prices for flight routes from nearby airports that may be better suited for you.
Top 8 airlines flying from Ontario to San Diego
Discover the top 8 airlines that operate flights from Ontario 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 629,999 searches. Data last updated 28 March 2025.
Fly with Cheapflights
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How does Cheapflights help users find flights from Ontario to San Diego?
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Why should you use Cheapflights to find cheap flight tickets from Ontario to San Diego?
Cheapflights simply makes it quick and affordable to book flights from Ontario to San Diego by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from Ontario to San Diego with no change fees?
Yes! Cheapflights helps users easily find flights from Ontario to San Diego with no change fees.
Can Cheapflights notify me if prices for flights from Ontario to San Diego become cheaper?
Not ready to book yet? You can track prices for flights from Ontario to San Diego on Cheapflights with our Price Alert feature and get notified when better prices are available.