Cheap Flights from Ontario International to Charlotte Douglas

Compare Ontario International to Charlotte Douglas flight deals

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

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Flight deals from Ontario International to Charlotte Douglas

Looking for a cheap last-minute deal or the best return flight from Ontario International Airport to Charlotte Douglas Airport? If you want to travel next month, return fares start from Rs58,876. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Ontario International to Charlotte Douglas

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

Direct flights from Ontario International to Charlotte Douglas

Ontario International to Charlotte Douglas: Alternative routes

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

Ontario to Charlotte: Flight information

The things to know before you go.
Cheapest flight foundRs22,407
Cheapest month to flyMay
Average flight time4 hrs, 30 mins
Most popular airlineAmerican Airlines
Average flights per week9

Finding cheap flights from Ontario International to Charlotte Douglas: Frequently asked questions

The best price we found for a return flight from Ontario International to Charlotte Douglas is Rs51,704. 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.
4 hours and 30 minutes is the average flight time from Ontario International to Charlotte Douglas.
American Airlines flies direct from Ontario International to Charlotte Douglas.
As of May 2026, there are 9 flights per week flying from Ontario International to Charlotte Douglas.
The cheapest month to fly from Ontario International to Charlotte Douglas is usually May.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Ontario International Airport to Charlotte Douglas Airport on Sunday, 24 May 2026.
Yes – the average flight time is 4 hours and 30 minutes.
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 Charlotte Douglas 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 Charlotte is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines offers the cheapest flight tickets to Charlotte Douglas.

Travelling from Ontario International Airport (ONT) to Charlotte Douglas International Airport (CLT): what you need to know

  • The average time for a direct flight from Ontario International Airport to Charlotte Douglas International Airport is 4 hours 30 minutes.

  • Charlotte is three hours ahead of Ontario and is in the UTC-4 timezone.

  • Take your pick of nine weekly Ontario International Airport to Charlotte Douglas International Airport flights. The 06:00 departure with American Airlines is the earliest flight available. American Airlines operates the latest service of the day at 23:59.

  • For a stress-free journey, arrive at the airport two hours ahead of international flights and an hour before domestic departures. This way, you can comfortably catch your ONT to CLT flight.

  • Travelling during a peak time like August? Public holidays and other high seasons can result in longer lines and delays at check-in and security. Play it safe and arrive up to four hours before an international flight and two hours before domestic departures.

  • American Airlines offers direct flights from Ontario International Airport to Charlotte Douglas International Airport. Book with this popular airline, then get ready to discover the sights in Charlotte — and maybe even more of United States if your schedule allows.

  • Most travellers choose to fly with American Airlines on this route.

  • American Airlines is the most punctual carrier operating ONT to CLT flights. A dependable 94.12% of its departures on this route arrive on time.

  • We make it a breeze to book a flight with a stopover. To see all your options for tickets from Ontario International Airport to Charlotte Douglas International Airport, uncheck 'Direct flights only.' Then, choose a flight that has a stop long enough to tour the city of your choice. Worthwhile stopovers between ONT and CLT include:

    • Nashville International Airport

    • Denver International Airport

    • Dallas/Fort Worth International Airport

How to find the cheapest flights from Ontario International Airport (ONT) to Charlotte Douglas International Airport (CLT)

  • Rs22,407 is currently the best price for a one-way Ontario International Airport to Charlotte Douglas International Airport flight. Return flights start from Rs51,704. These prices may change depending on availability.

  • Get cheap tickets from ONT to CLT by booking at least six months ahead. Based on our research, that's the sweet spot for landing a bargain.

  • Organise your trip for May. That's the cheapest month for flights from Ontario International Airport to Charlotte Douglas International Airport. If your travel dates are flexible, try out the 'Whole month' tool to find the cheapest airfare across every month.

  • There's no need to check every day to see if fares have dropped when you set up a Price Alert. We'll send you an update the moment the price changes on cheap flights from ONT to CLT.

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

Handy information about Ontario International Airport (ONT)

  • You'll find ONT at 2900 E. Airport Drive.

  • Ontario International Airport scores high marks for its on-time performance. 83.6% of flights that depart ONT reach their destination without delay.

  • Ontario International Airport is about 6 kilometres from central Ontario. If you're driving, ride-sharing or catching a cab from the centre, it'll take 10 minutes or so to get there, depending on the traffic.

  • Expect a trip time of roughly 1 hour 30 minutes on public transport.

  • Searching for a convenient hotel close to ONT? If you're boarding an early flight from Ontario International Airport to Charlotte Douglas International Airport, these accommodation options will put you moments from check-in:

Arriving at Charlotte Douglas International Airport (CLT)

Getting from Charlotte Douglas International Airport (CLT) to central Charlotte

  • You'll find CLT at 5501 Josh Birmingham Parkway.

  • From Charlotte Douglas International Airport, Charlotte is approximately 14 kilometres away. It takes around 20 minutes to drive to the centre.

  • If you're using public transport, expect a journey time of roughly 4 hours 55 minutes.

When to fly to Charlotte Douglas International Airport (CLT)

  • August is the busiest month for flights from Ontario International Airport to Charlotte Douglas International Airport. For a quieter experience, travel to Charlotte in February.

  • The warmest month in Charlotte is July, with temperatures ranging between 19ºC and 34ºC. Lock in your flights from Ontario International Airport to Charlotte Douglas International Airport in this month if you enjoy this type of weather.

  • Look for cheap tickets from ONT to CLT in January if you'd rather travel during cooler conditions. Temperatures are at their lowest around then, ranging between -2ºC and 13ºC on average.

Explore more of United States

  • Charlotte has its own special appeal, but there are so many other parts of United States you should also see. About 370 kilometres south-west of Charlotte, a visit to Atlanta will fill your itinerary to the brim. Check out popular attractions like Georgia Aquarium, Centennial Olympic Park and Piedmont Park.

  • Around 467 kilometres north-east of Charlotte, Virginia Beach is another favourite stop in United States. Experience the best of this destination with a visit to Marina Shores Marina, Rudee Inlet Station Marina and Allegra.

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