Cheap flights from Atlanta to Ontario (ATL - ONT) from $56

Users have found that leaving on a Sunday can be a cost-effective option. It’s possible to save up to 75% on your flight compared to booking on days when demand is much higher.

Users have found that booking a flight from Atlanta to Ontario at least 32 days early can save you up to 40% on average compared to booking a flight this week. If booking 32 days before your flight isn’t an option for you, users have found flights from Atlanta to Ontario for as little as $424 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $567 for flights departing within the next 3 days.

February is one of the best times of the year to fly to Ontario from Atlanta. Prices for February average $401 per person but you can even find prices for as low as $142. The most expensive prices can be found in the month of June. Opting for a February flight can save you 42% on your journey compared to booking in June

Unlike in the afternoon, when flights are generally more expensive, you can save up to 50% on flights from Atlanta to Ontario by exploring options for tickets at noon.

To fly from Atlanta to Ontario, you need to book a flight from Hartsfield-Jackson (ATL) to Ontario (ONT). Nonstop flights to Ontario from Atlanta Hartsfield-Jackson take 4h 27m on average. When it comes time to book airfare, you have a few options: there are 5 outbound flights from Hartsfield-Jackson to Ontario offered by 6 different airlines.

Yes, there are multiple flights from Atlanta to Ontario for under $100. The cheapest flight booked recently is on Frontier for just $88, but on average you can expect to pay $116.

Cheapflights has at least 20 direct flights from Atlanta to Ontario under $400. A good price for a nonstop flight from Atlanta to Ontario is less than $510.

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

Flights from Atlanta Hartsfield-Jackson to Ontario have been viewed 15 times in the past calendar month.

According to our current data, Frontier ($88), offers the cheapest pricing from Atlanta to Ontario. This flight start at 79% lower than the current average price 3 months from now.

The most popular airlines flying from Atlanta to Ontario are American Airlines, Alaska Airlines and Delta. Something to consider prior to booking your flight.

The top 3 most reliable airlines when flying from Atlanta to Ontario are Air Europa (100%), ITA Airways (100%) and WestJet (100%).

Looking at all options, your cheapest flight can be booked for $61. While the most popular route (Atlanta Hartsfield-Jackson - Ontario) can be booked for $112 on average our data indicates $296 when flying from Atlanta to Ontario.

These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Atlanta Hartsfield-Jackson Airport to Ontario Airport flight would often be abbreviated as a ATL to ONT flight.

Cheapflights makes it easy to find Atlanta to Ontario flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Millions of users choose and trust Cheapflights to book the best flight deals from Atlanta to Ontario for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes, Cheapflights does offer price alerts on Atlanta to Ontario flights so you can book your travels when it’s right. The Price Alert feature is available after a flight search is performed above.