Cheap flights from San Francisco (SFO) to Ontario from $65
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 6/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
How far in advance should I book a flight from San Francisco to Region of Ontario?
When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 56 days in advance, which can save you up to 61% on flights from San Francisco to Region of Ontario compared to booking the week you need them. Waiting 56 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 $518. For sooner than that we have options available in the next 3 days from $801.
What is the cheapest month to fly from San Francisco to Region of Ontario?
February is one of the best times of the year to fly to Region of Ontario from San Francisco. Prices for February average $488 per person but you can even find prices for as low as $173. The most expensive prices can be found in the month of December. Opting for a February flight can save you 34% on your journey compared to booking in December
When is the cheapest time to fly from San Francisco to Region of Ontario (SFO - ON)?
When flying from San Francisco to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Cheap Sun Country Air flights from San Francisco to Ontario
Explore cheap flight options specifically provided by Sun Country Air for the route between San Francisco and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,689,106 searches. Data last updated May 6, 2024.
Check out some of the cheapest Sun Country Air flights we've come across from San Francisco to Ontario. It's recommended that users confirm their flight details before booking.
Cheap Air Canada flights from San Francisco to Ontario
Explore cheap flight options specifically provided by Air Canada for the route between San Francisco and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,689,106 searches. Data last updated May 6, 2024.
Take a gander at the lowest prices we've found on Air Canada flights from San Francisco to Ontario. Deals frequently update to provide users with more options.
Cheap San Francisco to Ontario flights in May & June 2024
Find cheap flight options from San Francisco to Ontario specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,689,106 searches. Prices were last updated on May 6, 2024.
Scroll through some of the best deals on flights from San Francisco to Ontario in 2024. Check back soon for alternative fares.
San Francisco to Ontario 2024 flight deals
Discover exclusive flight deals for travel between San Francisco and Ontario in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,689,106 searches. Data last updated May 6, 2024.
Scroll through some of the best deals on flights from San Francisco to Ontario in 2024. Check back soon for alternative fares.
Non-stop flights to Ontario from San Francisco
Discover non-stop flight options from San Francisco to Ontario. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,689,106 searches. Data last updated May 6, 2024.
For a quicker trip, book one of these direct flights from San Francisco to Ontario. Users seeking other options on flights from San Francisco to Ontario should update the search form at the top of the page.
San Francisco to Ontario flights leaving soon
Find last-minute flight options from San Francisco to Ontario for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,689,106 searches. Data last updated May 6, 2024.
Have a look at some of the flights available from San Francisco to Ontario departing last-minute. It's wise to confirm all flight details are correct before booking.
One-way flights to Ontario from San Francisco
Search for one-way flight options from San Francisco to Ontario. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,689,106 searches. Data last updated May 6, 2024.
Take a look at some of the best available options we've come across on one-way flights from San Francisco to Ontario. Those needing a return flight from San Francisco to Ontario can use the search form above.
Find flights from San Francisco to Ontario within your budget
Customize your flight search to find flights from San Francisco to Ontario 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 2,689,106 searches. Data last updated May 6, 2024.
Fly from
Fly to
Budget
$231 - $514
Route
Depart
Return
Price
San FranciscoToronto Pearson Intl
SFO - YYZ
SFOYYZ
San Francisco
Wed 6/5
1 stop15h 35m
Toronto Pearson Intl
Tue 6/11
1 stop31h 40m
San FranciscoToronto Pearson Intl
SFO - YYZ
SFOYYZ
San Francisco
Wed 5/29
1 stop8h 54m
Toronto Pearson Intl
Tue 6/4
1 stop15h 21m
San FranciscoToronto Pearson Intl
SFO - YYZ
SFOYYZ
San Francisco
Wed 5/29
1 stop8h 54m
Toronto Pearson Intl
Tue 6/4
1 stop15h 27m
San FranciscoToronto Kitchener-Waterloo
SFO - YKF
SFOYKF
San Francisco
Tue 6/4
1 stop17h 45m
Toronto Kitchener-Waterloo
Mon 6/10
1 stop15h 55m
San FranciscoToronto Pearson Intl
SFO - YYZ
SFOYYZ
San Francisco
Sat 6/15
1 stop21h 07m
Toronto Pearson Intl
Sun 6/30
1 stop28h 07m
San FranciscoToronto Pearson Intl
SFO - YYZ
SFOYYZ
San Francisco
Tue 6/4
Nonstop5h 07m
Toronto Pearson Intl
Tue 6/11
Nonstop5h 37m
San FranciscoLondon
SFO - YXU
SFOYXU
San Francisco
Mon 6/3
2 stops13h 11m
London
Fri 6/7
1 stop8h 37m
San FranciscoHamilton
SFO - YHM
SFOYHM
San Francisco
Wed 7/24
1 stop8h 25m
Hamilton
Wed 7/31
2 stops11h 33m
San FranciscoOttawa
SFO - YOW
SFOYOW
San Francisco
Fri 5/10
1 stop7h 35m
Ottawa
Sat 5/18
1 stop8h 02m
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated May 6, 2024.
Peruse reviews from past customers who have flown with Sun Country Air, Air Canada and Porter Airlines from San Francisco to Ontario to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
Boarding
Crew
Entertainment
Food
Overall
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Comfort
Boarding
Crew
Entertainment
Food
Overall
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Comfort
Boarding
Crew
Entertainment
Food
Overall
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Comfort
Boarding
Crew
Entertainment
Food
Overall
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Comfort
Boarding
Crew
Entertainment
Food
Overall
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Comfort
Boarding
Crew
Entertainment
Food
Overall
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Related info for your journey
Find useful and relevant information for your journey from San Francisco to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for San Francisco to OntarioSee prices for flight routes from nearby airports that may be better suited for you.
See prices for flight routes from nearby airports that may be better suited for you.
Top 10 airlines flying from San Francisco to Ontario
Discover the top 10 airlines that operate flights from San Francisco to Ontario. 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 2,689,106 searches. Data last updated May 6, 2024.
Search flights from San Francisco to Ontario by cabin class
Find flights from San Francisco to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Hourly flight availability from San Francisco to Ontario
Find hourly flight availability from San Francisco to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 6, 2024.
| 21%of flight departures | Early morningMidnight to 6 am |
|---|---|
| 36%of flight departures | Morning6 am to noon |
| 28%of flight departures | AfternoonNoon to 6 pm |
| 15%of flight departures | Evening6 pm to midnight |
Book a flight to one of these trending destinations
User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
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How does Cheapflights help users find flights from San Francisco to Ontario?
When you search for this flight from San Francisco to Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from San Francisco to Ontario?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from San Francisco to Ontario for you. Better yet — we are completely free to use.
Can Cheapflights find flights from San Francisco to Ontario with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from San Francisco to Ontario, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from San Francisco to Ontario become cheaper?
Yes, Cheapflights offers price alerts on San Francisco to Ontario flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.