$39 Cheap Flights from Chicago (CHI) to Pittsburgh (PIT)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
Find available prices by choosing your travel dates.

Cheap Flights from Chicago to Pittsburgh (CHI-PIT)

Prices were available within the past 7 days and start at $39 for one-way flights and $77 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
United
United
United
Southwest Airlines
United
United
American Airlines
JetBlue Airways
Delta
Flights from Chicago (MDW) to Pittsburgh (PIT)
Origin airport
Midway Intl.
Destination airport
Pittsburgh Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, Spirit Airlines, United
Roundtrip price
$77
Distance
399 mi

Chicago to Pittsburgh Flights

The cheapest times to fly from Chicago to Pittsburgh

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Chicago to Pittsburgh are during the month of July. You can find some of the cheapest flights from Chicago to Pittsburgh with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Chicago to Pittsburgh

Sunday is one of the best days to book for cheap flights from Chicago to Pittsburgh: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Chicago to Pittsburgh

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Chicago to Pittsburgh in 2025. You can also book with separate airlines for your outbound and return journeys, from $39 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Chicago to Pittsburgh flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Chicago to Pittsburgh airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much is a flight from Chicago, IL (CHI-All Airports) to Pittsburgh Airport?
Round-trip journeys from Chicago, IL (CHI-All Airports) to Pittsburgh Intl. Airport (PIT) start from $77. This figure is based on fares available within the last 7 days on Expedia for flights departing within the next year — book today to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Chicago, IL (CHI-All Airports) to PIT?
The majority of flights can be canceled online, but every air carrier has different terms and conditions. If you do have to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Chicago, IL (CHI-All Airports) to Pittsburgh Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Chicago, IL (CHI-All Airports) to Pittsburgh Intl. Airport (PIT) flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Chicago, IL (CHI-All Airports) to Pittsburgh Intl. Airport (PIT)?
It’s just 447 mi between Chicago, IL (CHI-All Airports) and Pittsburgh Airport. It’s quite possible that you’ll spend more time getting to and from the airport than actually flying!
Which airlines fly direct from Chicago, IL (CHI-All Airports) to PIT?
United Airlines (UA) is one of the top choices for travelers jetting between Chicago, IL (CHI-All Airports) and PIT. Choose from the 117 flights it offers on this route each month. Southwest Airlines (WN) is another popular choice. It offers 112 flights every month. Between these two airlines, you’ll be able to find a good deal from Illinois to Pittsburgh.
Are Chicago, IL (CHI-All Airports) to PIT flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Chicago, IL (CHI-All Airports) to PIT last minute could be your ticket to a cheap deal. However, it could end up costing a great deal more! If you’d rather err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to 12 months in advance. If your preferred carrier hasn’t released tickets yet, check back often as deals are updated all the time on Expedia.

Explore a world of travel with Expedia

*Available to One Key members.