Cheap Flights from Syracuse to Ontario International

Compare Syracuse to Ontario International flight deals

Find the cheapest month or even day of the year to fly to Ontario International

Book the best Ontario International fare with no extra fees

Find the cheapest month to fly from Syracuse to Ontario International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Syracuse to Ontario International flights are currently cheapest in August.

Syracuse to Ontario International: Alternative routes

Compare routes from Syracuse to Ontario below. You may find an airport to fly into that's cheaper, faster, or easier than Ontario International.

Syracuse to Ontario: Flight information

The things to know before you go.
Cheapest flight foundج.م.‏ 11,095
Cheapest month to flyAugust

Finding cheap flights from Syracuse to Ontario International: Frequently asked questions

The best price we found for a return flight from Syracuse to Ontario International is ج.م.‏ 20,144. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Syracuse to Ontario International. But we found flights with one or more stops from ج.م.‏ 20,144.
As of August 2025, there are no flights flying from Syracuse to Ontario International.
The cheapest month to fly from Syracuse to Ontario International is usually August.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Syracuse Airport to Ontario International Airport on Monday, 18 August 2025.
No airlines currently offer direct flights between Syracuse Airport and Ontario International Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Ontario International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Ontario is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, United offers the cheapest flight tickets to Ontario International.

Flying from Hancock International Airport (SYR) to Ontario International Airport (ONT): what you need to know

  • Ontario's timezone is UTC-7, making Ontario three hours behind Syracuse.

  • For a stress-free journey, turn up at the airport two hours ahead of international flights and an hour before domestic departures. This will give you plenty of time to board your SYR to ONT flight.

  • Be prepared for bigger queues in popular months such as July. Arriving up to four hours in advance for an international flight and two hours for domestic departures will help ensure a smooth travel experience.

  • Consider adding a stopover when booking your ticket from Hancock International Airport to Ontario International Airport. Simply deselect 'Direct flights only' to break up your journey, or enjoy a detour to a new and interesting place. Here are some options between SYR and ONT:

    • Denver International Airport

    • Nashville International Airport

    • Hartsfield-Jackson Atlanta International Airport

How to find the cheapest flights from Hancock International Airport (SYR) to Ontario International Airport (ONT)

  • ج.م.‏ 11,095 is currently the lowest price for a one-way Hancock International Airport to Ontario International Airport flight. Return flights start at ج.م.‏ 20,144. These fares may change based on availability.

  • It's a good idea to book ahead of time if you're hoping to get cheap tickets from SYR to ONT. That's because airlines adjust prices based on demand, which tends to increase closer to the date of departure.

  • Getting cheap flights from Hancock International Airport to Ontario International Airport is easier if you're flexible with your travel dates. Use the 'Whole month' search function to see the lowest fares across every month and bag a great deal.

  • You won't have to check every day to find out if fares have dropped when you create a Price Alert. We'll update you as soon as the price changes on cheap flights from SYR to ONT.

  • Pick your ideal arrival and departure times, number of stops and airlines with the filters. Or sort your results by 'Cheapest' to find the best deals on flights from Hancock International Airport to Ontario International Airport.

Handy information about Hancock International Airport (SYR)

  • The address for SYR is City Hall.

  • Of the departures from Hancock International Airport, 72.76% land on time at their destination.

  • Central Syracuse to Hancock International Airport is around 18 kilometres. Depending on traffic, it'll take about 25 minutes to get there if you're ride-sharing, catching a cab or driving.

  • Planning to take public transport? Expect a trip time of around 1 hour 10 minutes.

  • Get your holiday off to a stress-free start by staying near SYR. Whether you're taking an early flight from Hancock International Airport to Ontario International Airport or want to avoid feeling rushed, these stays have you covered:

Arriving at Ontario International Airport (ONT)

Getting from Ontario International Airport (ONT) to central Ontario

  • ONT is located at 2900 E. Airport Drive.

  • Ontario International Airport to central Ontario has a drive time of around 10 minutes. It's approximately 6 kilometres away.

  • It'll take around 1 hour 30 minutes when travelling by public transport.

When to fly to Ontario International Airport (ONT)

  • August is the busiest month for flights from Hancock International Airport to Ontario International Airport. For smaller crowds, visit Ontario in May.

  • Book your flight from Hancock International Airport to Ontario International Airport for August if you want to visit Ontario during its warmest month. You can expect temperatures of between 15ºC and 35ºC.

  • Look for cheap tickets from SYR to ONT in January if you like cooler conditions. Temperatures are at their lowest then, ranging between 4ºC and 23ºC on average.

Explore more of United States

  • Ontario is easy to fall in love with, but there are so many other parts of United States waiting to be explored. About 56 kilometres west of Ontario, a visit to Los Angeles will keep you on the move. Start with attractions like Griffith Observatory, The Broad and La Brea Tar Pits & Museum.

  • Around 153 kilometres south of Ontario, San Diego is another favourite stop in United States. No visit is complete without checking out San Diego Zoo, USS Midway Museum and SeaWorld San Diego.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.