Book Cheap United flight from Ontario (ONT) to San Francisco (SFO)

Find The Best Day to Book a Cheap United Flights From Ontario to San Francisco

Frequently asked questions

Can I catch a flight from Ontario Airport to San Francisco Airport right now?
It’s always wise to learn about any quarantine requirements and travel advice reports in place in your destination. Ensure you check out our Covid-19 Travel Advisor for up-to-date info on flying to San Francisco Airport from Los Angeles - Ontario Intl. Airport (ONT).
What terminal is United Airlines at ONT?
If you’re flying with United Airlines from ONT, you’ll generally board from terminal 2. If you’re heading to San Francisco Airport from here, you’re likely to be arriving at terminal 3.
Are there United Airlines non-stop flights from ONT to SFO?
With United Airlines offering nonstop flights from Ontario Airport to San Francisco Intl. Airport (SFO), your next great adventure is just a flight away. Say goodbye to the hassle and baggage mix-ups that often come with stopovers, and lock in your seat today.
How long is a United Airlines flight from ONT to SFO?
No nasty jet lag, no backache — there’s a lot to be said for short flights. If you’re jetting off with United Airlines from Ontario Airport to San Francisco Airport, the plane ride will fly by in roughly 3 hours and 20 minutes.
What type of aircraft does United Airlines fly from ONT to SFO?
The Embraer 175 and the Bombardier CRJ are the two types of airplane most commonly used by United Airlines between ONT and SFO.
How many direct and indirect flights does United Airlines fly from ONT to SFO?
You can select from approximately 3 United Airlines flights daily from ONT to SFO.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to San Francisco Airport, please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Grab a great United flight from ONT to SFO 

To find a great deal on United flights with Travelocity, simply enter your origin and destination airports, pick your travel dates, and hit search. From here, you can sort by price, flight duration, and arrival/departure time. You can also filter to find nonstop flights. 

Flying United Los Angeles to San Francisco gives you fights to choose from. With that direct flight time of , you’ll be touching down before you know it.  

 

Find cheap flights with United between Los Angeles and San Francisco 

United has a range of great fares on stacks of flights, and to find the most affordable for you, there are a few tricks you can try. Booking in advance, for example, is a great way to grab a fantastic deal. Also, choose the cheapest month, if you can. One-way flights from Los Angeles to San Francisco with United are .  

The more flexible you are, the more affordable flights you’re likely to find. Consider one-way flights and connecting flights, as well as standard roundtrip and direct options. Even if you’re flying today, cheap last-minute flights are easy to find by entering your travel dates and hitting search.  

 

Reasons to book your United flights with Travelocity 

Travelocity makes it easy to book a seat, anywhere in the world. The vast inventory, fast search, and advanced filters put some of the best deals on the planet in one place. Whether you’re traveling on business, with friends, family, or on your own, take your pick from some fantastic options. And with free cancellation and pay later options, you can travel more and worry less.  

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