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

Southwest, Frontier, and Spirit Airlines are the most popular carriers operating from Illinois to Pittsburgh

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

As of November 2025, there are 43 flights per day flying from Illinois to Pittsburgh. The most common time of day flights depart is 6:00PM, with 53% of flights taking off in the evening.

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

As of November 2025, 303 flights take off from Illinois and land in Pittsburgh each week. The most common flight departure day for this route is Fri, with 17% of weekly flights taking off on this day.

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 54% 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 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 21m on average. Another popular route from Illinois to Pittsburgh is flying from Peoria to Pittsburgh, which will take roughly 4h 32m. Keep in mind that layovers or delays could extend your travel time.

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 November 2025, 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 2025/26

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Cheap round-trip flights

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6:05 pm - 8:30 pmMDW-PIT

1h 25mnonstop

7:10 pm - 10:35 pmPIT-MDW

4h 25m1 stop

$127Southwest

Find Deal

mar., dic. 9 - mar., dic. 16

1:30 pm - 3:50 pmMDW-PIT

1h 20mnonstop

5:30 am - 12:35 pmPIT-MDW

8h 05m2 stops

$132Southwest

Find Deal

mar., dic. 9 - mar., dic. 16

9:05 pm - 11:46 pmORD-PIT

1h 41mnonstop

5:46 pm - 6:37 pmPIT-ORD

1h 51mnonstop

$134United Airlines

Find Deal

jue., ene. 15 - sáb., ene. 17

3:26 pm - 12:41 amORD-PIT

8h 15m1 stop

5:05 pm - 12:09 amPIT-ORD

8h 04m1 stop

$151Spirit Airlines

Find Deal

sáb., dic. 6 - sáb., dic. 13

10:35 am - 1:10 pmORD-PIT

1h 35mnonstop

7:00 am - 7:51 amPIT-ORD

1h 51mnonstop

$157United Airlines

Find Deal

sáb., ene. 17 - mar., ene. 20

10:35 am - 6:38 pmMDW-PIT

7h 03m1 stop

6:00 am - 9:56 amPIT-MDW

4h 56m1 stop

$157Delta

Find Deal

mar., mar. 10 - mié., mar. 11

3:26 pm - 12:41 amORD-PIT

8h 15m1 stop

7:59 am - 8:01 pmPIT-ORD

13h 02m1 stop

$161Spirit Airlines

Find Deal

mié., dic. 10 - vie., dic. 12

6:20 am - 7:21 amMDW-PIT

24h 01m1 stop

10:42 pm - 11:42 amPIT-MDW

14h 00m1 stop

$173Multiple Airlines

Find Deal

jue., nov. 20 - lun., nov. 24

3:20 pm - 9:58 amORD-PIT

17h 38m1 stop

5:05 pm - 11:08 amPIT-ORD

19h 03m1 stop

$173Multiple Airlines

Find Deal

dom., dic. 7 - mié., dic. 10

7:05 am - 1:55 pmORD-PIT

5h 50m1 stop

10:24 am - 1:07 pmPIT-ORD

3h 43m1 stop

$174Delta

Find Deal

jue., ene. 15 - dom., ene. 18

Southwest flights from Illinois to Pittsburgh

Our best Southwest deals on Illinois to Pittsburgh flight tickets

Southwest

Dec 9

MDW6:05 pmChicago Midway

1h 25m

PIT8:30 pmPittsburgh

Dec 16

PIT7:10 pmPittsburgh

4h 25m

1 stop

MDW10:35 pmChicago Midway

$127

Find similar

Southwest

Dec 9

MDW1:30 pmChicago Midway

1h 20m

PIT3:50 pmPittsburgh

Dec 16

PIT5:30 amPittsburgh

8h 05m

2 stops

MDW12:35 pmChicago Midway

$132

Find similar

Southwest

Jan 1

MDW1:30 pmChicago Midway

1h 20m

PIT3:50 pmPittsburgh

Jan 5

PIT8:10 pmPittsburgh

1h 30m

MDW8:40 pmChicago Midway

$134

Find similar

United Airlines flights from Illinois to Pittsburgh

Our best United Airlines deals on Illinois to Pittsburgh flight tickets

United Airlines

Jan 15

ORD9:05 pmChicago O'Hare Intl

1h 41m

PIT11:46 pmPittsburgh

Jan 17

PIT5:46 pmPittsburgh

1h 51m

ORD6:37 pmChicago O'Hare Intl

$134

Find similar

United Airlines

Jan 17

ORD10:35 amChicago O'Hare Intl

1h 35m

PIT1:10 pmPittsburgh

Jan 20

PIT7:00 amPittsburgh

1h 51m

ORD7:51 amChicago O'Hare Intl

$157

Find similar

United Airlines

Jan 13

ORD10:35 amChicago O'Hare Intl

1h 35m

PIT1:10 pmPittsburgh

Jan 20

PIT2:06 pmPittsburgh

1h 49m

ORD2:55 pmChicago O'Hare Intl

$167

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoPittsburgh

MDW - PIT

MDWPIT

Chicago Midway

mar. 12/9

6:05 pm-8:30 pm

Nonstop1h 25m

Pittsburgh

mar. 12/16

7:10 pm-10:35 pm

1 stop4h 25m

$127

ChicagoPittsburgh

MDW - PIT

MDWPIT

Chicago Midway

mar. 12/9

1:30 pm-3:50 pm

Nonstop1h 20m

Pittsburgh

mar. 12/16

5:30 am-12:35 pm

2 stops8h 05m

$132

ChicagoPittsburgh

ORD - PIT

ORDPIT

Chicago O'Hare Intl

jue. 1/15

9:05 pm-11:46 pm

Nonstop1h 41m

Pittsburgh

sáb. 1/17

5:46 pm-6:37 pm

Nonstop1h 51m

$134

ChicagoPittsburgh

ORD - PIT

ORDPIT

Chicago O'Hare Intl

sáb. 12/6

3:26 pm-12:41 am

1 stop8h 15m

Pittsburgh

sáb. 12/13

5:05 pm-12:09 am

1 stop8h 04m

$151

ChicagoPittsburgh

ORD - PIT

ORDPIT

Chicago O'Hare Intl

sáb. 1/17

10:35 am-1:10 pm

Nonstop1h 35m

Pittsburgh

mar. 1/20

7:00 am-7:51 am

Nonstop1h 51m

$157

ChicagoPittsburgh

MDW - PIT

MDWPIT

Chicago Midway

mar. 3/10

10:35 am-6:38 pm

1 stop7h 03m

Pittsburgh

mié. 3/11

6:00 am-9:56 am

1 stop4h 56m

$157

ChicagoPittsburgh

ORD - PIT

ORDPIT

Chicago O'Hare Intl

mié. 12/10

3:26 pm-12:41 am

1 stop8h 15m

Pittsburgh

vie. 12/12

7:59 am-8:01 pm

1 stop13h 02m

$161

ChicagoPittsburgh

MDW - PIT

MDWPIT

Chicago Midway

jue. 11/20

6:20 am-7:21 am

1 stop24h 01m

Pittsburgh

lun. 11/24

10:42 pm-11:42 am

1 stop14h 00m

$173

ChicagoPittsburgh

ORD - PIT

ORDPIT

Chicago O'Hare Intl

dom. 12/7

3:20 pm-9:58 am

1 stop17h 38m

Pittsburgh

mié. 12/10

5:05 pm-11:08 am

1 stop19h 03m

$173

ChicagoPittsburgh

ORD - PIT

ORDPIT

Chicago O'Hare Intl

jue. 1/15

7:05 am-1:55 pm

1 stop5h 50m

Pittsburgh

dom. 1/18

10:24 am-1:07 pm

1 stop3h 43m

$174

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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, August 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 $171. The month of September is another great option to travel to Pittsburgh, with average flight prices from Illinois averaging around $206.

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 $273. 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 Sunday will generally be more expensive and average around $431. 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 morning. Our users have found flights to Pittsburgh in the morning for as low as $299. Flights to Pittsburgh are more costly in the afternoon, with an average ticket price of $342. Departure times in the afternoon 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 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 $322 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 $166 on momondo.

What cabin class options are available on Illinois to Pittsburgh flights?

There are 4 cabin classes available to choose from on Illinois to Pittsburgh flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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	$48
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 $48. The best round-trip flight deal from Illinois to Pittsburgh found on momondo in the last 72 hours is $241.

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

Direct flights go from Illinois to Pittsburgh every day.

There is 1 airport near Pittsburgh: Pittsburgh (PIT)

Search flight deals

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 November 2025, 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 Boeing 737-800, representing 18.13% of all bookings. The subsequent popular models are Embraer 175 at 13.84%, Embraer 175 (Enhanced Winglets) at 13.65%, and Airbus A319 at 11.96%.

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
Southwest	PriceFrom $103	Free Cancellation	Rating 8.0 4,235 reviews	Search Southwest flights
American Airlines	PriceFrom $108	Free Cancellation	Rating 7.2 11,045 reviews	Search American Airlines flights
United Airlines	PriceFrom $112	Free Cancellation	Rating 7.4 9,012 reviews	Search United Airlines flights

Washington

Monroeville

Wheeling

Butler

Canonsburg

Belle Vernon

Triadelphia

New Castle

West Mifflin

Steubenville

Moon

Coraopolis

Wexford

Mars

Cadiz

Freeport

Chester

Bridgeport

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.

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Cheap flights from Illinois to Pittsburgh from $69

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Pittsburgh departing on 3/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Filter for what you want

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Find the cheapest flights from Illinois to Pittsburgh

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Southwest flights from Illinois to Pittsburgh

Our best Southwest deals on Illinois to Pittsburgh flight tickets

United Airlines flights from Illinois to Pittsburgh

Our best United Airlines deals on Illinois to Pittsburgh flight tickets

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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

What is the cheapest month to fly to Pittsburgh?

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

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

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 to Pittsburgh?

What cabin class options are available on Illinois to Pittsburgh flights?

There are 4 cabin classes available to choose from on Illinois to Pittsburgh flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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.

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

Southwest, Frontier, and Spirit Airlines are the most popular carriers operating from Illinois to Pittsburgh

What airlines fly to Pittsburgh?

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

As of November 2025, there are 43 flights per day flying from Illinois to Pittsburgh. The most common time of day flights depart is 6:00PM, with 53% of flights taking off in the evening.

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

As of November 2025, 303 flights take off from Illinois and land in Pittsburgh each week. The most common flight departure day for this route is Fri, with 17% of weekly flights taking off on this day.

How long does it take to fly 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

Fastest flight time

Direct flights

Airports in Pittsburgh

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

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

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

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

What is the most popular plane model from Illinois to Pittsburgh?

Best airlines flying from Illinois to Pittsburgh

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

Traveling to a place near Pittsburgh?

Why use momondo?

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

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

How can momondo help me find flights 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?

An easier way to manage your Pittsburgh trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Pennsylvania