Question 1

What days are nonstop flights available from Ontario to San Francisco Bay Area?

Accepted Answer

Nonstop flights can be found on the following days: Sunday, Monday, Tuesday, Thursday, Friday, Saturday.

Question 2

How popular is this Ontario to San Francisco Bay Area flight route?

Accepted Answer

Within the past month, 109 users have taken a look at flights from Ontario to San Francisco Bay Area.

Question 3

How many flights depart from Ontario to San Francisco Bay Area on average per day?

Accepted Answer

Travelers can expect 12 flights from Ontario to San Francisco Bay Area on average per day.
Early Morning (Midnight to 6am) - 67% of flight departures
Morning (6am - Noon) - 33% of flight departures

Question 4

How long is the flight from Ontario to San Francisco Bay Area?

Accepted Answer

Frontier can get you from Ontario to San Francisco Bay Area in just under 1h 27m. Your travel time will be generally consistent. There are 364 mi between Ontario and San Francisco Bay Area. Most flights are nonstop.

Question 5

When is the best time to book a flight from Ontario to San Francisco Bay Area?

Accepted Answer

Currently, December is the cheapest month in which you can book a flight from Ontario to San Francisco Bay Area (average of $267). Flying from Ontario to San Francisco Bay Area in June is currently the most expensive (average of $382). 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.

Question 6

How recently were the Ontario to San Francisco Bay Area flight deals updated?

Accepted Answer

The Ontario to San Francisco Bay Area flight deals you see on this page were last updated on 5/16.

Question 7

What are the most popular airlines that fly from Ontario to San Francisco Bay Area?

Accepted Answer

The most popular airlines flying from Ontario to San Francisco Bay Area are American Airlines, Alaska Airlines and JetBlue. Something to consider prior to booking your flight.

Question 8

What are the most popular routes from Ontario to San Francisco Bay Area?

Accepted Answer

The most popular route from Ontario to San Francisco Bay Area is Ontario - San Francisco. You may also consider Ontario - San Jose or Ontario - Oakland.

Question 9

What are the cheapest flights from Ontario to San Francisco Bay Area?

Accepted Answer

The cheapest flight price from Ontario to San Francisco Bay Area is $19. On average you can expect to pay $728. The most popular route, (Ontario - San Francisco), can usually be booked for $36.

Question 10

What are the most reliable airlines from Ontario to San Francisco Bay Area?

Accepted Answer

Consider United Airlines (78%), SkyWest Airlines (68%) or Air Canada (66%) when booking your flight. These represent the most reliable airlines when flying from Ontario to San Francisco Bay Area.

Question 11

Can I find flights from Ontario to San Francisco Bay Area for under $100 on Cheapflights?

Accepted Answer

Yes, there are multiple flights from Ontario to San Francisco Bay Area for under $100. The cheapest flight booked recently is on Frontier for just $85, but on average you can expect to pay $99.

Question 12

Are there nonstop flights from Ontario to San Francisco Bay Area for under $100 on Cheapflights?

Accepted Answer

Cheapflights has at least 20 direct flights from Ontario to San Francisco Bay Area under $100. A good price for a nonstop flight from Ontario to San Francisco Bay Area is less than $47.

Question 13

Are there last-minute flights available from Ontario to San Francisco Bay Area for under $200?

Accepted Answer

There are currently 20+ open flights from Ontario to San Francisco Bay Area within the next 7 days for less than $200.

Question 14

How far in advance should I book a flight from Ontario to San Francisco Bay Area?

Accepted Answer

Travelers have found it’s best to book a flight 49 days in advance to save up to 71% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 49 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Ontario to San Francisco Bay Area 1-2 weeks in advance for as low as $133, or $187 for flights within the next 24 hours.

Question 15

What is the cheapest month to fly from Ontario to San Francisco Bay Area?

Accepted Answer

April can be a great time to fly to San Francisco Bay Area from Ontario with a flight ticket averaging about $141. Cheapflights users have found deals in the month of April for as cheap as $38. The most expensive prices can be found in the month of March.

Question 16

When is the cheapest time to fly from Ontario to San Francisco Bay Area (ONT - XIH)?

Accepted Answer

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to San Francisco Bay Area as you normally would.

Question 17

What airport do you fly from for flights from Ontario to San Francisco Bay Area?

Accepted Answer

Ontario (ONT), located 3.1 mi from the city center, is the airport you fly out of when you book flights from Ontario to San Francisco Bay Area.

Question 18

What does ONT to SFO mean?

Accepted Answer

Great question - ONT to SFO just means Ontario Airport to San Francisco Airport. Now you’ll know what these unique codes when you look for flights! This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are San Jose Airport (SJC), Oakland Airport (OAK), Santa Rosa Sonoma County Airport (STS), Napa County Airport (APC), Concord Buchanan Fld Airport (CCR).

Question 19

Can I find deals for flights from Ontario to San Francisco Bay Area that include extra baggage allowance?

Accepted Answer

The amount of baggage you can bring on your Ontario to San Francisco Bay Area flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

Question 20

Can I find deals on flights from Ontario to San Francisco Bay Area with specific airlines?

Accepted Answer

Yes, Cheapflights allows you to browse and filter Ontario to San Francisco Bay Area flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

Question 21

Can I find deals for flights from Ontario to San Francisco Bay Area that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Ontario to San Francisco Bay Area flights, Cheapflights offers vacation packages that include both flights and hotel.

Question 22

How can I find direct flights from Ontario to San Francisco Bay Area?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to San Francisco Bay Area.

Question 23

Can I find deals for business class flights from Ontario to San Francisco Bay Area?

Accepted Answer

Yes. Cheapflights offers flight deals from Ontario to San Francisco Bay Area by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 24

Can I find deals for flights from Ontario to San Francisco Bay Area that allow pets onboard?

Accepted Answer

Many airlines flying from Ontario to San Francisco Bay Area offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

Question 25

Can I find deals on last-minute flights from Ontario to San Francisco Bay Area?

Accepted Answer

Yes, you can often find last-minute deals on Ontario to San Francisco Bay Area flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

Question 26

How does Cheapflights help users find flights from Ontario to San Francisco Bay Area?

Accepted Answer

Cheapflights helps you search for flights from Ontario to San Francisco Bay Area via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Question 27

Why should you use Cheapflights to find cheap flight tickets from Ontario to San Francisco Bay Area?

Accepted Answer

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ontario to San Francisco Bay Area for you. Better yet — we are completely free to use.

Question 28

Can Cheapflights find flights from Ontario to San Francisco Bay Area with no change fees?

Accepted Answer

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ontario to San Francisco Bay Area, users can toggle the no change fees filter when performing a flight search.

Question 29

Can Cheapflights notify me if prices for flights from Ontario to San Francisco Bay Area become cheaper?

Accepted Answer

Yes! Start tracking prices for Ontario to San Francisco Bay Area flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$19	Average$94	FlexibilityNo cancel fee	On-time62%	Search Frontier flights
Spirit Airlines	Cheapest$37	Average$117	FlexibilityNo cancel fee	On-time65%	Search Spirit Airlines flights
Alaska Airlines	Cheapest$45	Average$301	FlexibilityNo cancel fee	On-time75%	Search Alaska Airlines flights
JetBlue	Cheapest$54	Average$84	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
Delta	Cheapest$65	Average$166	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Breeze Airways	Cheapest$75	Average$131	FlexibilityNo cancel fee	On-timeN/A	Search Breeze Airways flights
United Airlines	Cheapest$86	Average$262	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
American Airlines	Cheapest$176	Average$420	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights

32%of flight departures	Early morningMidnight to 6 am
45%of flight departures	Morning6 am to noon
14%of flight departures	AfternoonNoon to 6 pm
9%of flight departures	Evening6 pm to midnight

Cheap flights from Ontario (ONT) to San Francisco Bay Area from $36

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/5. 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 Ontario to San Francisco Bay Area?

What is the cheapest month to fly from Ontario to San Francisco Bay Area?

When is the cheapest time to fly from Ontario to San Francisco Bay Area (ONT - XIH)?

Cheap Frontier flights from Ontario to San Francisco Bay Area

Check out some of the cheapest Frontier flights we've come across from Ontario to San Francisco Bay Area. It's recommended that users confirm their flight details before booking.

Cheap United Airlines flights from Ontario to San Francisco Bay Area

Take a gander at the lowest prices we've found on United Airlines flights from Ontario to San Francisco Bay Area. Check back soon if you're not seeing flights that suit your needs.

Cheap Ontario to San Francisco Bay Area flights in May & June 2024

Find cheap flight options from Ontario to San Francisco Bay Area specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Prices were last updated on mayo 16, 2024.

Check out some of the best flight deals from Ontario to San Francisco Bay Area in 2024. More deals are always being added, so be sure to check back regularly.

Ontario to San Francisco Bay Area 2024 flight deals

Discover exclusive flight deals for travel between Ontario and San Francisco Bay Area in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated mayo 16, 2024.

Check out some of the best flight deals from Ontario to San Francisco Bay Area in 2024. More deals are always being added, so be sure to check back regularly.

Non-stop flights to San Francisco Bay Area from Ontario

For a quicker trip, book one of these direct flights from Ontario to San Francisco Bay Area. Select from other flights from Ontario to San Francisco Bay Area by using the search form above.

Ontario to San Francisco Bay Area flights leaving soon

Have a look at some of the last-minute flights available departing from Ontario to San Francisco Bay Area. It's wise to confirm all flight details are correct before booking.

One-way flights to San Francisco Bay Area from Ontario

Users in need of a one-way flight from Ontario to San Francisco Bay Area can choose from these deals. Users can also find round-trip Ontario to San Francisco Bay Area flights by using the search form above.

Find flights from Ontario to San Francisco Bay Area within your budget

Reviews of airlines servicing San Francisco Bay Area

Read reviews from past customers who have flown Frontier, United Airlines and Southwest from Ontario to San Francisco Bay Area. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Ontario to San Francisco Bay Area. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Ontario to San Francisco Bay Area?

Can I find flights from Ontario to San Francisco Bay Area for under $100 on Cheapflights?

Are there nonstop flights from Ontario to San Francisco Bay Area for under $100 on Cheapflights?

Are there last-minute flights available from Ontario to San Francisco Bay Area for under $200?

What days are nonstop flights available from Ontario to San Francisco Bay Area?

How popular is this Ontario to San Francisco Bay Area flight route?

How many flights depart from Ontario to San Francisco Bay Area on average per day?

How long is the flight from Ontario to San Francisco Bay Area?

What are the most popular routes from Ontario to San Francisco Bay Area?

What are the most popular airlines that fly from Ontario to San Francisco Bay Area?

What are the most reliable airlines from Ontario to San Francisco Bay Area?

What are the cheapest flights from Ontario to San Francisco Bay Area?

What does ONT to SFO mean?

Can I find deals for flights from Ontario to San Francisco Bay Area that include extra baggage allowance?

Can I find deals on flights from Ontario to San Francisco Bay Area with specific airlines?

Can I find deals for flights from Ontario to San Francisco Bay Area that include hotel bookings?

How can I find direct flights from Ontario to San Francisco Bay Area?

Can I find deals for business class flights from Ontario to San Francisco Bay Area?

Can I find deals for flights from Ontario to San Francisco Bay Area that allow pets onboard?

Can I find deals on last-minute flights from Ontario to San Francisco Bay Area?

How recently were the Ontario to San Francisco Bay Area flight deals updated?

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Alternative routes for Ontario to San Francisco Bay AreaSee 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 8 airlines flying from Ontario to San Francisco Bay Area

Popular flight searches

Check out other popular destinations found by fellow travelers in 2024

Search flights from Ontario to San Francisco Bay Area by cabin class

Find flights from Ontario to San Francisco Bay Area, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Ontario to San Francisco Bay Area

Find hourly flight availability from Ontario to San Francisco Bay Area. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated mayo 16, 2024.

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How does Cheapflights help users find flights from Ontario to San Francisco Bay Area?

Why should you use Cheapflights to find cheap flight tickets from Ontario to San Francisco Bay Area?

Can Cheapflights find flights from Ontario to San Francisco Bay Area with no change fees?

Can Cheapflights notify me if prices for flights from Ontario to San Francisco Bay Area become cheaper?

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Alternative routes for Ontario to San Francisco Bay Area
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