How long does it take to fly to Pittsburgh?

Flight times from Illinois to Pittsburgh vary, but if you’re flying out of Chicago and flying into Pittsburgh (one of the most popular routes), then the duration is 1h 23m on average. Another popular route from Illinois to Pittsburgh is flying from Peoria to Pittsburgh, which will take roughly 3h 39m. Keep in mind that layovers or delays could extend your travel time.

What airlines fly to Pittsburgh?

United Airlines, American Airlines and Southwest are the top three most popular airlines that fly to Pittsburgh from Illinois according to our data. United Airlines is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Pittsburgh. Keep in mind that there are 3 different airlines that fly to Pittsburgh on a routine basis, so you have a few additional options to choose from.

How many flights depart from Illinois to Pittsburgh on average per day?

As of April 2026, there are 36 flights per day flying from Illinois to Pittsburgh. The most common time of day flights depart is 6:00PM, with 46% of flights taking off in the evening.

How many flights depart from Illinois to Pittsburgh on average per week?

As of April 2026, 255 flights take off from Illinois and land in Pittsburgh each week. The most common flight departure day for this route is Thu, with 24% of weekly flights taking off on this day.

What is the cheapest airline that flies from Illinois to Pittsburgh?

Delta, Southwest, and Allegiant Air are the most popular carriers operating from Illinois to Pittsburgh

When did momondo last update prices for flights from Illinois to Pittsburgh Airport?

Prices for flights from Illinois to Pittsburgh Airport refresh daily.

How many operators does momondo search for flights from Illinois to Pittsburgh Airport?

As of April 2026, there are 4 operators available to choose from for flights from Illinois to Pittsburgh Airport.

How old do you have to be to fly from Illinois to Pittsburgh Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Pittsburgh Airport.

What documentation or ID do you need to fly to Pittsburgh Airport?

The required travel and health documents for your Pittsburgh Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Pittsburgh Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$69 Cheap Flights from Illinois to Pittsburgh in 2026

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Find the cheapest flights from Illinois to Pittsburgh

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:27 am - 11:13 am

ORD

PIT

1h 46mnonstop

7:59 am - 9:00 am

PIT

ORD

2h 01mnonstop

$179American Airlines

Thu, May 21 - Mon, May 25

10:10 am - 5:55 pm

MDW

PIT

6h 45m

2 stops

8:05 pm - 10:45 pm

PIT

MDW

3h 40m

1 stop

$182Southwest

Wed, May 27 - Thu, May 28

1:55 pm - 11:05 pm

ORD

PIT

8h 10m

2 stops

6:25 am - 12:50 pm

PIT

ORD

7h 25m

1 stop

$182Southwest

Sat, May 30 - Wed, Jun 3

4:19 pm - 6:30 pm

STL

PIT

25h 11m

1 stop

8:15 pm - 12:21 am

PIT

STL

29h 06m

1 stop

$196Frontier

Fri, May 15 - Sun, May 17

1:22 pm - 6:49 pm

MDW

PIT

4h 27m

1 stop

6:30 am - 8:43 am

PIT

MDW

3h 13m

1 stop

$197Delta

Thu, May 21 - Mon, May 25

7:00 am - 11:41 am

ORD

PIT

3h 41m

1 stop

4:45 pm - 9:53 pm

PIT

ORD

6h 08m

1 stop

$197Delta

Sat, May 23 - Thu, Jun 4

5:05 am - 5:40 pm

ORD

PIT

11h 35m

1 stop

8:15 pm - 11:13 pm

PIT

ORD

27h 58m

1 stop

$198Multiple Airlines

Wed, May 13 - Sun, May 17

12:40 pm - 3:23 pm

ORD

PIT

1h 43mnonstop

6:16 pm - 7:05 pm

PIT

ORD

1h 49mnonstop

$207United Airlines

Tue, May 26 - Wed, May 27

10:20 am - 5:05 pm

STL

PIT

5h 45m

1 stop

8:36 am - 12:07 pm

PIT

STL

4h 31m

1 stop

$221United Airlines

Wed, Jun 3 - Sat, Jun 6

5:06 pm - 5:49 pm

STL

PIT

23h 43m

2 stops

9:27 pm - 12:09 am

PIT

STL

27h 42m

1 stop

$244Multiple Airlines

Wed, Jun 17 - Mon, Jun 22

Frontier flights from Illinois to Pittsburgh

Our best Frontier deals on Illinois to Pittsburgh flight tickets

Frontier

May 15

STL4:19 pmLambert-St Louis

25h 11m

1 stop

PIT6:30 pmPittsburgh

May 17

PIT8:15 pmPittsburgh

29h 06m

1 stop

STL12:21 amLambert-St Louis

$196

Frontier

May 13

ORD6:55 amChicago O'Hare Intl

11h 25m

2 stops

PIT7:20 pmPittsburgh

May 17

PIT8:15 pmPittsburgh

27h 58m

1 stop

ORD11:13 pmChicago O'Hare Intl

$235

Frontier

May 14

ORD5:30 pmChicago O'Hare Intl

14h 19m

1 stop

PIT8:49 amPittsburgh

May 16

PIT7:15 pmPittsburgh

28h 58m

1 stop

ORD11:13 pmChicago O'Hare Intl

$238

United Airlines flights from Illinois to Pittsburgh

Our best United Airlines deals on Illinois to Pittsburgh flight tickets

United Airlines

May 26

ORD9:20 pmChicago O'Hare Intl

1h 39m

PIT11:59 pmPittsburgh

Jun 3

PIT7:24 pmPittsburgh

1h 57m

ORD8:21 pmChicago O'Hare Intl

$207

United Airlines

Jun 3

STL10:20 amLambert-St Louis

5h 45m

1 stop

PIT5:05 pmPittsburgh

Jun 6

PIT8:36 amPittsburgh

4h 31m

1 stop

STL12:07 pmLambert-St Louis

$221

United Airlines

May 26

ORD9:20 pmChicago O'Hare Intl

1h 39m

PIT11:59 pmPittsburgh

Jun 4

PIT6:11 pmPittsburgh

1h 49m

ORD7:00 pmChicago O'Hare Intl

$227

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoPittsburgh

ORD - PIT

ORDPIT

Chicago O'Hare Intl

Thu 5/21

8:27 am-11:13 am

Nonstop1h 46m

Pittsburgh

Mon 5/25

7:59 am-9:00 am

Nonstop2h 01m

$179

ChicagoPittsburgh

MDW - PIT

MDWPIT

Chicago Midway

Wed 5/27

10:10 am-5:55 pm

2 stops6h 45m

Pittsburgh

Thu 5/28

8:05 pm-10:45 pm

1 stop3h 40m

$182

ChicagoPittsburgh

ORD - PIT

ORDPIT

Chicago O'Hare Intl

Sat 5/30

1:55 pm-11:05 pm

2 stops8h 10m

Pittsburgh

Wed 6/3

6:25 am-12:50 pm

1 stop7h 25m

$182

St. LouisPittsburgh

STL - PIT

STLPIT

Lambert-St Louis

Fri 5/15

4:19 pm-6:30 pm

1 stop25h 11m

Pittsburgh

Sun 5/17

8:15 pm-12:21 am

1 stop29h 06m

$196

ChicagoPittsburgh

MDW - PIT

MDWPIT

Chicago Midway

Thu 5/21

1:22 pm-6:49 pm

1 stop4h 27m

Pittsburgh

Mon 5/25

6:30 am-8:43 am

1 stop3h 13m

$197

ChicagoPittsburgh

ORD - PIT

ORDPIT

Chicago O'Hare Intl

Sat 5/23

7:00 am-11:41 am

1 stop3h 41m

Pittsburgh

Thu 6/4

4:45 pm-9:53 pm

1 stop6h 08m

$197

ChicagoPittsburgh

ORD - PIT

ORDPIT

Chicago O'Hare Intl

Wed 5/13

5:05 am-5:40 pm

1 stop11h 35m

Pittsburgh

Sun 5/17

8:15 pm-11:13 pm

1 stop27h 58m

$198

Quickest round-trip

ChicagoPittsburgh

ORD - PIT

ORDPIT

Chicago O'Hare Intl

Tue 5/26

12:40 pm-3:23 pm

Nonstop1h 43m

Pittsburgh

Wed 5/27

6:16 pm-7:05 pm

Nonstop1h 49m

$207

St. LouisPittsburgh

STL - PIT

STLPIT

Lambert-St Louis

Wed 6/3

10:20 am-5:05 pm

1 stop5h 45m

Pittsburgh

Sat 6/6

8:36 am-12:07 pm

1 stop4h 31m

$221

St. LouisPittsburgh

STL - PIT

STLPIT

Lambert-St Louis

Wed 6/17

5:06 pm-5:49 pm

2 stops23h 43m

Pittsburgh

Mon 6/22

9:27 pm-12:09 am

1 stop27h 42m

$244

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Illinois to Pittsburgh

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Pittsburgh?

In general, September is the cheapest month to fly from Illinois to Pittsburgh. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $67. The month of December is another great option to travel to Pittsburgh, with average flight prices from Illinois averaging around $73.

What is the cheapest day to depart on your flight to Pittsburgh?

The cheapest day to depart on your flight to Pittsburgh is on a Thursday when prices can be found for as low as $267. This is often the case because there is less demand to fly during this day of the week. Flights from Illinois to Pittsburgh on a Monday will generally be more expensive and average around $429. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Pittsburgh?

Our data shows that the cheapest Illinois to Pittsburgh flights are usually those with departure times in the evening. Our users have found flights to Pittsburgh in the evening for as low as $318. Flights to Pittsburgh are more costly in the morning, with an average ticket price of $352. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Illinois to Pittsburgh flight route?

Fly from Chicago Midway to Pittsburgh for the best Illinois - Pittsburgh flight prices

How far in advance should I book a flight from Illinois to Pittsburgh?

You are more likely to see cheaper flights to Pittsburgh from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Pittsburgh for around $341 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Pittsburgh from Illinois for as low as $118 on momondo.

Can stopping save me money on Illinois to Pittsburgh flights?

No. A direct flight is the cheapest option for a flight between Illinois to Pittsburgh.

Cheap Illinois to Pittsburgh flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Pittsburgh

Best Price Found	$165
Fastest flight time	1h 20m
Direct flights	Every day
Airports in Pittsburgh	1 airport

The best one-way flight to Pittsburgh from Illinois in the past 72 hours is $165. The best round-trip flight deal from Illinois to Pittsburgh found on momondo in the last 72 hours is $343.

The fastest flight from Illinois to Pittsburgh takes 1h 20m

Direct flights go from Illinois to Pittsburgh every day.

There is 1 airport in Pittsburgh. From Illinois there are direct flights to Pittsburgh (PIT).

Search flight deals

Frequently asked questions about flying from Illinois to Pittsburgh

When did momondo last update prices for flights from Illinois to Pittsburgh Airport?
Prices for flights from Illinois to Pittsburgh Airport refresh daily.
How many operators does momondo search for flights from Illinois to Pittsburgh Airport?
As of April 2026, there are 4 operators available to choose from for flights from Illinois to Pittsburgh Airport.
How old do you have to be to fly from Illinois to Pittsburgh Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Pittsburgh Airport.
What documentation or ID do you need to fly to Pittsburgh Airport?
The required travel and health documents for your Pittsburgh Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Pittsburgh Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Illinois to Pittsburgh?
momondo data reveals that the most frequently booked plane model on the route from Illinois to Pittsburgh is Airbus A319, representing 19.33% of all bookings. The subsequent popular models are Embraer 175 (Enhanced Winglets) at 13.65%, Embraer 175 at 13.34%, and Boeing 737-800 at 11.27%.

Best airlines flying from Illinois to Pittsburgh

Compare and see reviews for airlines that fly from Illinois to Pittsburgh with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $101	Free Cancellation	Rating 7.1 11,681 reviews	Search American Airlines flights
Southwest	PriceFrom $116	Free Cancellation	Rating 8.0 4,314 reviews	Search Southwest flights
United Airlines	PriceFrom $117	Free Cancellation	Rating 7.4 9,677 reviews	Search United Airlines flights

Washington

Monroeville

Wheeling

Butler

Canonsburg

Triadelphia

New Castle

West Mifflin

Belle Vernon

Steubenville

Coraopolis

Moon

Mars

Wexford

Cadiz

Chester

Bridgeport

Edgewood

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Pittsburgh?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Illinois to Pittsburgh. momondo saves you time and could save you money on your trip.

Can I find flights from Illinois to Pittsburgh with flexible booking policies on momondo?

momondo does allow users to show only those flights to Pittsburgh from Illinois which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Illinois to Pittsburgh?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Illinois to Pittsburgh.

I’m not ready to book a flight from Illinois to Pittsburgh right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Illinois to Pittsburgh flights. All you need is a valid email address and we will do the rest; it is that quick and easy.