Cheap Flights from Pittsburgh International to Chicago O'Hare International

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Flight deals from Pittsburgh International to Chicago O'Hare International

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

Find the cheapest month to fly from Pittsburgh International to Chicago O'Hare International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Pittsburgh International to Chicago O'Hare International flights are currently cheapest in October.

Direct flights from Pittsburgh International to Chicago O'Hare International

Pittsburgh International to Chicago O'Hare International: Alternative routes

Compare routes from Pittsburgh International to Chicago below. You may find an airport to fly into that's cheaper, faster, or easier than Chicago O'Hare International.

Pittsburgh to Chicago: Flight information

The things to know before you go.
Cheapest flight foundR 687
Cheapest month to flyOctober
Average flight time1 hr, 48 mins
Most popular airlineAmerican Airlines
Average flights per week424

Finding cheap flights from Pittsburgh International to Chicago O'Hare International: Frequently asked questions

The best price we found for a return flight from Pittsburgh International to Chicago O'Hare International is R 1,609. 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.
1 hour and 48 minutes is the average flight time from Pittsburgh International to Chicago O'Hare International.
American Airlines, Alaska Airlines and Qatar Airways fly direct from Pittsburgh International to Chicago O'Hare International.
As of July 2025, there are 424 flights per week flying from Pittsburgh International to Chicago O'Hare International.
The cheapest month to fly from Pittsburgh International to Chicago O'Hare International is usually October.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Pittsburgh International Airport to Chicago O'Hare International Airport on Wednesday, 1 October 2025.
Yes – the average flight time is 1 hour and 48 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 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.
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 from Pittsburgh International Airport (PIT) to O'Hare International Airport (ORD): what you need to know

  • The average time for a direct flight from Pittsburgh International Airport to O'Hare International Airport is 1 hour 40 minutes.

  • The timezone in Chicago is UTC-5, which is one hour behind Pittsburgh.

  • Every week, there are 83 Pittsburgh International Airport to O'Hare International Airport flights. If you want to get going as soon as possible, pick the 06:00 American Airlines flight. If you'd rather make the most of your time before you fly, the latest flight is at 19:01 with American Airlines.

  • Leave enough time to catch your PIT to ORD flight. As a general rule, turn up two hours before international departures and an hour ahead for domestic flights.

  • Be prepared for longer queues in popular months like July. Arriving up to four hours in advance for an international flight and two hours for a domestic departure is a wise move.

  • American Airlines is your gateway to discovering Chicago (and maybe even some other great parts of United States!). Browse the direct flights from Pittsburgh International Airport to O'Hare International Airport offered by this popular carrier.

  • The airline with the highest booking volume on this route is American Airlines.

  • American Airlines is the most punctual carrier that operates PIT to ORD flights. A dependable 82.52% of its departures on this route arrive without delay.

  • If you want to break up your flight, simply uncheck 'Direct flights only' when searching for your ticket from Pittsburgh International Airport to O'Hare International Airport. These are the top stopovers between PIT and ORD:

    • Detroit Metropolitan Wayne County Airport

    • Pearson International Airport

    • Washington Dulles International Airport

How to find the cheapest flights from Pittsburgh International Airport (PIT) to O'Hare International Airport (ORD)

  • The lowest price we've found for a one-way Pittsburgh International Airport to O'Hare International Airport flight is R 687. A return fare is currently R 1,609. Depending on the availability and when you book, these fares can change.

  • To get cheap tickets from PIT to ORD, book your trip six months before your departure date.

  • Schedule your trip for May. That's the cheapest month for flights from Pittsburgh International Airport to O'Hare International Airport. If you're flexible with your travel dates, use the 'Whole month' tool to see the lowest airfare across every month.

  • Snapping up cheap flights from PIT to ORD is a cinch with Price Alerts. All you need to do is create one of these automatic alerts and we'll get in touch as soon as there's a better deal.

  • Tailor your flights using filters. Select your departure and arrival times, airlines and total journey duration. You can also sort your results by 'Cheapest,' 'Fastest' or 'Best' flights from Pittsburgh International Airport to O'Hare International Airport.

Handy information about Pittsburgh International Airport (PIT)

  • PIT is located at 1000 Airport Boulevard.

  • Of all flights departing from Pittsburgh International Airport, 76.88% land on schedule at their destination.

  • To reach Pittsburgh International Airport from central Pittsburgh, it'll take around 25 minutes by car. This depends on traffic though. It's approximately 27 kilometres from the airport to the city centre.

  • Taking an early flight from Pittsburgh International Airport to O'Hare International Airport? Avoid the stress of rushing to the airport (and enjoy a little extra shut-eye) by choosing one of these stays close to PIT:

Arriving at O'Hare International Airport (ORD)

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

  • The address for ORD is 10000 West O'Hare.

  • O'Hare International Airport to the centre of Chicago has a drive time of about 35 minutes. It's approximately 40 kilometres away.

  • Travelling by public transport takes roughly 55 minutes.

When to fly to O'Hare International Airport (ORD)

  • It's time to choose your dates for your flight from Pittsburgh International Airport to O'Hare International Airport. August is the busiest month to visit Chicago. If you prefer a more low-key vibe, go in January.

  • The warmest month in Chicago is July, with the temperature ranging between 15ºC (59ºF) and 29ºC (84ºF). Lock in your flights from Pittsburgh International Airport to O'Hare International Airport in this month if this is the kind of weather you like.

  • If you'd rather travel in cooler conditions, look for a cheap ticket from PIT to ORD in January. Temperatures average between -12ºC (10ºF) and 3ºC (37ºF) then.

Explore more of United States

  • You've seen Chicago, now it's time to explore other corners of United States. Travel around 451 kilometres south-east to Columbus to check off its leading sights. From Franklin Park Conservatory and Botanical Gardens to Ohio Statehouse and German Village, there's plenty to keep you on the go.

  • If you're interested in discovering another major destination in United States, consider Indianapolis, roughly 257 kilometres south-east of Chicago. The Children's Museum of Indianapolis, Indianapolis Museum of Art and Indianapolis Zoo are highlights.

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