Cheap flights from San Francisco to Ontario from $25
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Ontario departing on 2/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from San Francisco to Ontario
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Ontario?
In general, May is the cheapest month to fly from San Francisco to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $91. If you aren’t able to travel during the month of May, then book flights to Ontario from San Francisco during July instead. Flights to Ontario in July, while not as cheap as those in May, still average around $92.
What is the cheapest day to depart on your flight to Ontario?
The cheapest day to depart on your flight to Ontario is on a Wednesday when prices can be found for as low as $114. This is often the case because there is less demand to fly during this day of the week. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from San Francisco to Ontario for around $144.
What is the cheapest time of day to depart on your flight to Ontario?
At noon is the cheapest time of day to fly from San Francisco to Ontario when you can find flight prices for as low as $107. Flying to Ontario at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $218 on average. Flights to Ontario from San Francisco in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.
What is the cheapest San Francisco to Ontario flight route?
Fly from San Francisco to Ontario for the best San Francisco - Ontario flight prices
How far in advance should I book a flight to Ontario?
Most flyers found that booking tickets 55 days in advance of their planned departure date is the best time to get cheap flights to Ontario. During this timeframe, flight prices are around $141. However, in the past 72 hours, people saw flights from San Francisco for as low as $52.
What cabin class options are available on San Francisco to Ontario flights?
There are 4 cabin classes available to choose from on San Francisco to Ontario flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on San Francisco to Ontario flights?
You could potentially save up to 86% on your flight if you consider stops on a San Francisco to Ontario flight.
How have San Francisco to Ontario flight prices changed over time?
As of December 2024, prices for San Francisco to Ontario flights are approximately 3% more expensive when compared to flights at the same time last year.
How many flights depart from San Francisco to Ontario on average per day?
The number of flights available between San Francisco and Ontario is 4 per day as of December 2024. The most frequent departure time is 4:00PM, with 51% of daily flights leaving in the afternoon.
How many flights depart from San Francisco to Ontario on average per week?
As of December 2024, there are 28 flights per week flying from San Francisco to Ontario. The most common day of the week flights depart is Wed, with 36% of flights taking off on this day.
When to book flights from San Francisco to Ontario
Cheap San Francisco to Ontario (SFO to ONT) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Francisco to Ontario
Best Price Found | $25 |
|---|---|
Fastest flight time | 1h 21m |
Direct flights | Mon, Tue, Wed, Thu, Fri and Sat |
Airports in Ontario | 1 airport |
How far is San Francisco to Ontario by plane?
There are 370.2 mi between San Francisco and Ontario. By plane, this route typically takes 1h 22m.
When did momondo last update prices for flights from San Francisco Airport to Ontario Airport?
Prices for flights from San Francisco Airport to Ontario Airport were last updated today.
How many operators does momondo search for flights from San Francisco Airport to Ontario Airport?
There are 6 operators available for flights from San Francisco Airport to Ontario Airport as of December 2024.
How old do you have to be to fly from San Francisco Airport to Ontario Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Francisco Airport to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from San Francisco to Ontario?
Based on momondo bookings for flights between San Francisco and Ontario, the leading plane model is Airbus A320neo, making up 29.47% of the total bookings. Other popular models include Airbus A321neo with 14.92%, Airbus A320 (sharklets) with 10.39%, and Embraer 175 (Enhanced Winglets) with 7.10%.
What is the most popular airline from San Francisco to Ontario?
Based on momondo bookings for this flight route, the most popular airline on flight routes from San Francisco to Ontario is Frontier (70% of total bookings). The next most popular airlines are United Airlines (26%), Spirit Airlines (1%), and Breeze Airways (1%).
Best airlines flying from San Francisco to Ontario
Compare and see reviews for airlines that fly from San Francisco to Ontario with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $37 | Free Cancellation | Rating 6.3 8,119 reviews | |||
| PriceFrom $41 | Free Cancellation | Rating 6.1 3,479 reviews | |||
| PriceFrom $45 | Free Cancellation | Rating 8.0 8,604 reviews | |||
| PriceFrom $55 | Free Cancellation | Rating 8.0 9,554 reviews | |||
| PriceFrom $78 | Free Cancellation | Rating 8.1 135 reviews | |||
| PriceFrom $138 | Free Cancellation | Rating 7.4 9,055 reviews |
United Airlines Flights From San Francisco to Ontario
The lowest priced United Airlines flight from San Francisco to Ontario from the last 72 hours was $138. Generally, United Airlines has 10 flights on this route every week with an average price of $270. United Airlines is rated 7.4/10 by our users.
Why use momondo?
Why should I use momondo to find a flight deal from San Francisco to Ontario?
It is quick and easy to find San Francisco to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.
Can I find flights from San Francisco to Ontario with flexible booking policies on momondo?
Yes. All flights to Ontario from San Francisco on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from San Francisco to Ontario?
Once all potential San Francisco to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from San Francisco to Ontario right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of San Francisco to Ontario flights. All you need is a valid email address and we will do the rest; it is that quick and easy.