Flights to Ontario International

Compare Ontario International Airport flights across hundreds of providers

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

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Flight deals to Ontario International

Looking for a cheap last-minute deal or the best return flight to Ontario International? Find the lowest prices on one-way and return tickets right here.

Find the cheapest time to fly to Ontario International

Flexible on travel dates? Find the cheapest month – or even day – to fly to Ontario International.

Airports near Ontario

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

Frequently asked questions

Currently, there are no airlines that fly direct to Ontario International. But we found flights with one or more stops from ر.ق.‏ 3,882.
The cheapest month to fly to Ontario International is usually September.
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.
No airlines currently offer direct flights between Hamad International Airport and Ontario International Airport. Most routes have one or more stops.
The best price we found for a return flight to Ontario International is ر.ق.‏ 3,882. 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.
After crunching the numbers on our flight calendar, we found that the cheapest date to fly to Ontario International Airport is Friday, 12 September 2025.
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, Condor offers the cheapest flight tickets to Ontario International.

Flying to Ontario International

The things to know before you go.
Cheapest flight foundر.ق.‏ 2,369
Cheapest month to flySeptember

Discover Ontario International

How to find cheap flights to Ontario International Airport (ONT)

  • The cheapest price currently available for a one-way flight to Ontario International Airport is ر.ق.‏ 2,369. A round-trip plane ticket to ONT right now is ر.ق.‏ 3,882.

  • Let the deals come to you by setting up a Price Alert for tickets to ONT. We'll keep an eye on it for you, delivering updates when fares go down.

  • Lock in a bargain on tickets to Ontario, where Ontario International Airport is located, by booking as early as possible. You're more likely to secure an awesome deal and have a wider range of departure options.

  • Select the 'Add nearby airports' option and expand your search for cheap flights to Ontario. This will list all the airports around your departure and destination points.

  • Consider taking a flight with a stop since indirect routes are usually cheaper. Just uncheck the 'Direct flights' box when searching for your plane tickets to Ontario International Airport.

Best time to go to Ontario

  • May is usually the cheapest month to jump on a flight to Ontario.

  • If your travel dates are flexible, take advantage of the 'Whole month' tool. You'll be able to find the cheapest month, and even day of the year, for flights to ONT.

  • Fly to Ontario in August if you prefer to be there when it's busy. This is the most popular month for flights to ONT, but also when fares are typically more expensive.

  • Travel in May if you prefer your holiday with fewer crowds. This is the quietest time of the year and also when plane tickets to Ontario are often more affordable.

  • Check the weather before you travel. August is the warmest time of year in Ontario, with averages of between 15ºC and 35ºC.

  • Temperatures are at their lowest in January, when they range from 4ºC to 23ºC.

  • June is when you're least likely to need an umbrella. This is the driest month in Ontario.

  • Rain is more common here during January, which gets around four days of wet weather.

Flying to Ontario International Airport (ONT): What you need to know

  • Skip the layovers and travel to Ontario quickly. Take a direct flight to Ontario International Airport with one of these major airlines:

  • Avianca offers the most punctual service. Up to 92% of its flights into this hub arrive as scheduled, making it a smart pick when booking your ONT plane ticket.

  • You'll be touching down in the UTC-7 timezone at ONT.

  • Eager to get some sleep after your flight to ONT? These hotels near Ontario International Airport offer the ideal place to relax and unwind:

  • Get your adventure started in no time with a car hire in ONT. Find your ideal ride with Dollar, Fox - Rent A Car or Thrifty and explore the lesser-explored corners of Ontario.

  • Ontario International Airport performs well on the punctuality front, with up to 84% of outbound flights touching down as planned. That's good news whether you're connecting onward or flying home.

Getting to central Ontario from Ontario International Airport (ONT)

Ontario highlights

  • Jump off your flight to Ontario and go straight to these leading attractions:

    • Museum of History and Art, Ontario: Located around 0.32 kilometres south of the city centre, this landmark is a classic place to start your sightseeing in the city.

    • Huerta del Valle Garden: Here's where you can hit the pause button when exploring Ontario. You'll find this park roughly 2 kilometres south-east of the centre.

    • Conservation Park: This will be another highlight of your trip. A top landmark, it's around 0.16 kilometres east of the centre of Ontario.

How to get to Los Angeles from Ontario International Airport (ONT)

  • Going straight to Los Angeles? From ONT, it'll take around 45 minutes to drive there. The city is about 72 kilometres from the airport.

  • Allow roughly 3 hours 15 minutes if you travel to Los Angeles on public transport.

Travelling from Ontario International Airport (ONT) to Long Beach

  • About 64 kilometres away, Long Beach is another city that you can easily reach from Ontario International Airport. It'll take you around 4 hours 35 minutes to make the trip by public transport from ONT.

  • It'll take you 1 hour or so to drive to Long Beach.

Explore more of the United States

  • There's a whole lot more of the United States waiting for you to discover. About 56 kilometres west of Ontario, take off to Los Angeles. On the must-do list? Start with Hollywood Sign, Griffith Observatory and Hollywood Bowl. The closest airport to this city is Los Angeles International Airport (LAX).

  • Another city in the United States that has plenty going for it is San Diego. From Ontario, it's roughly 153 kilometres south and offers top sights like San Diego Zoo and San Diego Balboa Park. Find time for USS Midway Museum too. San Diego International Airport (SAN) is the main arrival point for this city.

  • Or head to Long Beach, roughly 64 kilometres south-west of Ontario. SkyThrills! - Fly a Real Fighter Aircraft & Become A Fighter Pilot For A Day! Long Beach, CA, Queen Mary and The Queen Mary are among the many reasons to visit.

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