Cheap Flights to Chicago O'Hare International Airport

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Compare Chicago O'Hare International Airport flights across hundreds of providers

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Flight deals to Chicago O'Hare International

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

Find the cheapest time to fly to Chicago O'Hare International

Flexible on travel dates? Find the cheapest month – or even day – to fly to Chicago O'Hare International.

Airports near Chicago

Compare routes to Chicago 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 Chicago O'Hare International. But we found flights with one or more stops from $1,284.
The cheapest month to fly to Chicago O'Hare International is usually February.
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 Chicago O'Hare 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 Australia and Chicago O'Hare International Airport. Most routes have one or more stops.
The best price we found for a return flight to Chicago O'Hare International is $1,290. 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 Chicago O'Hare International Airport is Monday, 2 February 2026.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Chicago is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, United offers the cheapest flight tickets to Chicago O'Hare International.

Flying to Chicago O'Hare International

The things to know before you go.
Cheapest flight found$746
Cheapest month to flyOctober

Discover Chicago O'Hare International

How to find cheap flights to O'Hare International Airport (ORD)

  • $1,284 is currently the cheapest price we've seen for a return flight to O'Hare International Airport. For a one-way plane ticket to ORD, the lowest fare is $746.

  • Set a Price Alert for tickets to ORD and skip the endless refreshing. We'll stay on top of it for you, sending updates when fares go down.

  • It's typically recommended to book about six months ahead of your travel date. This is when you're more likely to get the best prices for tickets to Chicago, where O'Hare International Airport is located.

  • Select 'Add nearby airports' during your search for a better chance of landing cheap flights to Chicago. Doing this will give you more options for where you take off and touch down, along with different prices.

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

Best time to go to Chicago

  • You can typically jump on the cheapest flight to Chicago in May.

  • Use the 'Whole month' tool if you're flexible with your dates. Browse fares for an entire month and find a flight to ORD that suits your itinerary and budget.

  • Travel to Chicago in August if you want to be there when it's busy. This is the most popular month for flights to ORD, but also when tickets are likely to be more expensive.

  • The quietest time of the year to travel is February. Book your plane tickets to Chicago then and enjoy the top attractions at a more relaxed pace.

  • Check the weather conditions before you head off. July brings the warmest days in Chicago, averaging between 15ºC and 29ºC.

  • January sees the lowest temperatures, ranging from about -12ºC to 3ºC.

Travelling to O'Hare International Airport (ORD): what you need to know

Getting to central Chicago from O'Hare International Airport (ORD)

Chicago highlights

Millennium Park

  • Around 0.80 kilometres north-east of the centre in Loop, Millennium Park should be on your travel itinerary. Make it one of the first stops after your flight to O'Hare International Airport.

Art Institute of Chicago

  • Another unmissable Chicago attraction, Art Institute of Chicago is roughly 0.48 kilometres east of the centre in Loop.

LandShark Beer Garden at Navy Pier

  • Add this to your sightseeing lineup next. LandShark Beer Garden at Navy Pier is around 2 kilometres north-east of the centre in Loop and one more essential Chicago experience.

Complete your trip with a Chicago car hire

  • Be sure to browse our car rentals in Chicago once you've found your hotel and cheap flight to O'Hare International Airport. All the best offers are in one place, making it quick and easy to compare prices and drive away in your dream ride.

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