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Cheap flights from Ontario to Oakland, California

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Find the cheapest flights from Ontario to San Francisco

Cheap return flights

These are some of the best return flight deals from Ontario to San Francisco that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Ontario to San Francisco.

Cheap last-minute flights

Planning a quick getaway from Ontario to San Francisco? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to San Francisco, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from Ontario to San Francisco

Find recent round-trip train or bus tickets from Ontario to San Francisco.

All round-trip flight deals to San Francisco

The cheapest plane tickets to San Francisco found on KAYAK recently.
ONT-OAK
1h 20mdirect
OAK-ONT
1h 25mdirect
Southwest
Find Deal
ONT-OAK
1h 20mdirect
Southwest
Find Deal

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How to get the cheapest flight ticket from Ontario to Oakland, California

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 Oakland, California?

The cheapest month to fly to Oakland, California from Ontario is in May. Flight prices, which tend to average around R1 629, are often lower during this time because this is during the off-season. If you are unable to visit Oakland, California during the month of May, then departing from Ontario during the month June is also very affordable. Most momondo users find prices during this month for around R1 629.

How far in advance should I book a flight to Oakland, California?

In general, most travellers find the cheapest time to book a flight to Oakland, California is about 18 days prior to their departure date, when tickets on average are R3 251. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oakland, California from Ontario for as low as R10 717 on momondo.

How have Ontario to Oakland, California flight prices changed over time?

As of December 2024, prices for Ontario to Oakland, California flights are approximately 50% more expensive when compared to flights at the same time last year.

When to book flights from Ontario to Oakland, California

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Oakland, California according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Ontario to Oakland, California (ONT to OAK) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Oakland, California

Direct flights

None
There are no direct flights from Ontario to Oakland, California. There are no popular flight routes from Ontario to Oakland, California.

  • How far is Ontario to Oakland by plane?

    Ontario and Oakland are 587,7 km apart from one another.

  • When did momondo last update prices for flights from Ontario Airport to Oakland Airport?

    Prices for flights from Ontario Airport to Oakland Airport refresh daily.

  • How old do you have to be to fly from Ontario Airport to Oakland Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Oakland Airport.

  • What documentation or ID do you need to fly to Oakland Airport?

    The required travel and health documents for your Oakland Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Oakland Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Ontario to Oakland, California?


Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Oakland?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Oakland . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Ontario to Oakland with flexible booking policies on momondo?

Flights from Ontario to Oakland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Ontario to Oakland?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Oakland.

I’m not ready to book a flight from Ontario to Oakland right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ontario to Oakland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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