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Cheap flights from San Diego (SAN) to Ontario (ON)

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How to find the cheapest flight from
San Diego (SAN) to Ontario

How far in advance should I book a flight from San Diego to Ontario?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 61 days in advance, which can save you up to 36% on flights from San Diego to Ontario compared to booking the week you need them. Waiting 61 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $306. For sooner than that we have options available in the next 3 days from $373.

What is the cheapest month to fly from San Diego to Ontario?

September can be a great time to fly to Ontario from San Diego with a flight ticket averaging about $286. Cheapflights users have found deals in the month of September for as cheap as $137. The most expensive prices can be found in the month of November.

Cheap flights from San Diego to Ontario in October, November 2020

The best prices found for SAN to Ontario flights for October, November
9 Nov - 15 Dec
$260pp
SAN
San Diego
American Airlines
 
1 STOP
YYZ
Toronto Pearson Intl
YYZ
Toronto Pearson Intl
American Airlines
 
1 STOP
SAN
San Diego
11 Nov - 15 Nov
$268pp
SAN
San Diego
American Airlines
   
2 STOPS
YYZ
Toronto Pearson Intl
YYZ
Toronto Pearson Intl
American Airlines
 
1 STOP
SAN
San Diego
6 Nov - 8 Nov
$272pp
SAN
San Diego
American Airlines
 
1 STOP
YYZ
Toronto Pearson Intl
YYZ
Toronto Pearson Intl
American Airlines
   
2 STOPS
SAN
San Diego

San Diego to Ontario 2020 flight deals

Cheap flights to Ontario from San Diego found for this year
9 Nov - 15 Dec
$260pp
SAN
San Diego
American Airlines
 
1 STOP
YYZ
Toronto Pearson Intl
YYZ
Toronto Pearson Intl
American Airlines
 
1 STOP
SAN
San Diego
2 Dec - 16 Dec
$266pp
SAN
San Diego
American Airlines
 
1 STOP
YYZ
Toronto Pearson Intl
YYZ
Toronto Pearson Intl
American Airlines
 
1 STOP
SAN
San Diego
1 Dec - 17 Dec
$268pp
SAN
San Diego
American Airlines
   
2 STOPS
YYZ
Toronto Pearson Intl
YYZ
Toronto Pearson Intl
American Airlines
 
1 STOP
SAN
San Diego

Non-stop flights to Ontario from San Diego

Save time with San Diego to Ontario direct flight deals
15 Feb - 19 Feb
$363pp
SAN
San Diego
Air Canada
Non-Stop
YYZ
Toronto Pearson Intl
YYZ
Toronto Pearson Intl
Air Canada
Non-Stop
SAN
San Diego

One-way flights to Ontario from San Diego

The cheapest one-way flights from San Diego to Ontario
5:25 pm - 10:10 am
Major Airline
1 Stop
13h 45m
SAN - YYZ
Major Airline
$121
StudentUniverse
3:45 pm - 3:02 pm
Air Canada
2 Stops
20h 17m
SAN - YYZ
Air Canada
$197
KAYAK
1:15 am - 3:33 pm
United Airlines
2 Stops
11h 18m
SAN - YYZ
United Airlines
$416
United

Related info for your journey

Useful info, stats and facts about San Diego to Ontario flights.

Flight FAQs

From San Diego to Ontario

Are flight prices decreasing from San Diego to Ontario due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both San Diego and Ontario for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from San Diego to Ontario to control the spread of COVID-19?

New policies can now be found on Delta to help keep travelers safe while flying. Airline carriers are regularly disinfecting and sanitizing their aircraft. Masks are provided and are mandatory while on board. Pre-flight testing for symptoms and antibodies, alongside socially distanced seating (for a limited time) will work towards keeping travelers safer while flying from San Diego to Ontario. Policies will vary by airline.

Which airlines flying from San Diego to Ontario have flexible cancellations due to COVID-19?

Some of our airline partners flying from San Diego to Ontario have new flexible policies in place due to COVID-19. Air Canada, United Airlines, and American Airlines are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like Air Canada with this kind of flexibility.

Can I find flights from San Diego to Ontario for under $300 on Cheapflights?

Yes, there are multiple flights from San Diego to Ontario for under $300. The cheapest flight booked recently is on American Airlines for just $260, but on average you can expect to pay $291.

Are there nonstop flights from San Diego to Ontario for under $400 on Cheapflights?

Cheapflights has at least 1 direct flight from San Diego to Ontario under $400. A good price for a nonstop flight from San Diego to Ontario is less than $363.

What are the most popular airlines that fly from San Diego to Ontario?

Interjet, American Airlines and Air Canada are the most popular airlines when flying from San Diego to Ontario.

What are the most popular routes from San Diego to Ontario?

Most travelers choose San Diego - Sarnia, San Diego - Toronto Pearson Intl or San Diego - Toronto Island when deciding on the best route from San Diego to Ontario.

What are the cheapest Flights from San Diego to Ontario?

On average you can expect to pay $371 for a flight from San Diego to Ontario. The cheapest flight overall is $159 while the most popular route, (San Diego - Sarnia) is currently priced at $641.

How long is the flight from San Diego to Ontario?

There are many flights that can get you from San Diego to Ontario in 4h 41m. Fly via Air Canada, American Airlines, or United Airlines to get the fastest option. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

According to our current data, American Airlines ($260), Major Airline ($283), and Air Canada ($302) offers the cheapest pricing from San Diego to Ontario.

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

For one-way options, check prices for Major Airline. According to our data, you can fly for as low as $121. Users have also found prices from $123 and $162 on Major Airline and American Airlines, respectively.

Destination information for Ontario

Things to know before you go. Useful info for your trip from San Diego to Ontario
Today's exchange rate
$1 = C$ 1.32
Flight duration
5h 07m

Airports servicing San Diego

Airports servicing

Chatham-Kent (XCM)
Fort Frances (YAG)
Ste. Marie Marie (YAM)
Attawapiskat (YAT)
Fort Albany (YFA)
Kingston, Ontario (YGK)
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