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Cheap flights from Illinois to Pittsburgh from $49

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 9/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Illinois to Pittsburgh

Cheap round-trip flights

Southwest Logo
5:10 am - 12:10 pmMDW-PIT
6h 00m1 stop
Southwest Logo
10:10 am - 2:50 pmPIT-MDW
5h 40m1 stop
$97Southwest
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Thu, Sep 18 - Mon, Sep 22
Southwest Logo
7:30 am - 3:15 pmORD-PIT
6h 45m1 stop
Southwest Logo
5:00 am - 11:50 amPIT-ORD
7h 50m1 stop
$97Southwest
Find Deal
Wed, Oct 1 - Mon, Oct 6
American Airlines Logo
2:16 pm - 4:53 pmORD-PIT
1h 37mnonstop
American Airlines Logo
8:14 pm - 8:59 pmPIT-ORD
1h 45mnonstop
$104American Airlines
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Wed, Sep 10 - Thu, Sep 11
American Airlines Logo
8:50 pm - 11:19 pmORD-PIT
1h 29mnonstop
American Airlines Logo
7:17 am - 7:59 amPIT-ORD
1h 42mnonstop
$117American Airlines
Find Deal
Thu, Oct 16 - Mon, Oct 20
United Airlines Logo
7:24 am - 10:01 amORD-PIT
1h 37mnonstop
United Airlines Logo
2:10 pm - 2:54 pmPIT-ORD
1h 44mnonstop
$124United Airlines
Find Deal
Thu, Sep 18 - Mon, Sep 22
United Airlines Logo
10:35 am - 1:05 pmORD-PIT
1h 30mnonstop
United Airlines Logo
7:10 pm - 8:00 pmPIT-ORD
1h 50mnonstop
$131United Airlines
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Thu, Sep 18 - Mon, Sep 22
Frontier Logo
6:10 am - 2:36 pmORD-PIT
7h 26m1 stop
Frontier Logo
9:34 am - 7:44 pmPIT-ORD
11h 10m1 stop
$151Frontier
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Thu, Sep 25 - Fri, Sep 26
Spirit Airlines Logo
11:57 am - 11:23 pmORD-PIT
10h 26m1 stop
Spirit Airlines Logo
6:30 am - 5:39 pmPIT-ORD
12h 09m1 stop
$162Spirit Airlines
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Tue, Sep 9 - Wed, Sep 10
Frontier Logo
8:49 pm - 8:49 amORD-PIT
11h 00m1 stop
Frontier Logo
3:31 pm - 11:58 amPIT-ORD
21h 27m1 stop
$167Frontier
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Thu, Sep 4 - Sun, Sep 7
Spirit Airlines Logo
11:57 am - 11:23 pmORD-PIT
10h 26m1 stop
Spirit Airlines Logo
6:30 am - 5:39 pmPIT-ORD
12h 09m1 stop
$176Spirit Airlines
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Sat, Sep 13 - Tue, Sep 16

United Airlines flights from Illinois to Pittsburgh

Our best United Airlines deals on Illinois to Pittsburgh flight tickets
United Airlines
Sep 18
ORD7:24 amChicago O'Hare Intl
1h 37m
PIT10:01 amPittsburgh
Sep 22
PIT2:10 pmPittsburgh
1h 44m
ORD2:54 pmChicago O'Hare Intl
$124
Find similar
United Airlines
Sep 18
ORD10:35 amChicago O'Hare Intl
1h 30m
PIT1:05 pmPittsburgh
Sep 22
PIT7:10 pmPittsburgh
1h 50m
ORD8:00 pmChicago O'Hare Intl
$131
Find similar
United Airlines
Oct 14
ORD10:35 amChicago O'Hare Intl
1h 30m
PIT1:05 pmPittsburgh
Oct 16
PIT7:05 amPittsburgh
1h 43m
ORD7:48 amChicago O'Hare Intl
$135
Find similar

American Airlines flights from Illinois to Pittsburgh

Our best American Airlines deals on Illinois to Pittsburgh flight tickets
American Airlines
Sep 10
ORD2:16 pmChicago O'Hare Intl
1h 37m
PIT4:53 pmPittsburgh
Sep 11
PIT8:14 pmPittsburgh
1h 45m
ORD8:59 pmChicago O'Hare Intl
$104
Find similar
American Airlines
Oct 16
ORD8:50 pmChicago O'Hare Intl
1h 29m
PIT11:19 pmPittsburgh
Oct 20
PIT7:17 amPittsburgh
1h 42m
ORD7:59 amChicago O'Hare Intl
$117
Find similar
American Airlines
Nov 28
ORD6:35 pmChicago O'Hare Intl
1h 33m
PIT9:08 pmPittsburgh
Dec 3
PIT8:11 amPittsburgh
1h 54m
ORD9:05 amChicago O'Hare Intl
$145
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Pittsburgh that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 21, 2025.
Use the filters below to find and compare flights from Illinois to Pittsburgh that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoPittsburgh

MDW - PIT

MDWPIT

Chicago Midway

Thu 9/18

5:10 am-12:10 pm

1 stop6h 00m

Pittsburgh

Mon 9/22

10:10 am-2:50 pm

1 stop5h 40m

$97

ChicagoPittsburgh

ORD - PIT

ORDPIT

Chicago O'Hare Intl

Wed 10/1

7:30 am-3:15 pm

1 stop6h 45m

Pittsburgh

Mon 10/6

5:00 am-11:50 am

1 stop7h 50m

$97

ChicagoPittsburgh

ORD - PIT

ORDPIT

Chicago O'Hare Intl

Wed 9/10

2:16 pm-4:53 pm

Nonstop1h 37m

Pittsburgh

Thu 9/11

8:14 pm-8:59 pm

Nonstop1h 45m

$104

ChicagoPittsburgh

ORD - PIT

ORDPIT

Chicago O'Hare Intl

Thu 10/16

8:50 pm-11:19 pm

Nonstop1h 29m

Pittsburgh

Mon 10/20

7:17 am-7:59 am

Nonstop1h 42m

$117

ChicagoPittsburgh

ORD - PIT

ORDPIT

Chicago O'Hare Intl

Thu 9/18

7:24 am-10:01 am

Nonstop1h 37m

Pittsburgh

Mon 9/22

2:10 pm-2:54 pm

Nonstop1h 44m

$124

ChicagoPittsburgh

ORD - PIT

ORDPIT

Chicago O'Hare Intl

Thu 9/18

10:35 am-1:05 pm

Nonstop1h 30m

Pittsburgh

Mon 9/22

7:10 pm-8:00 pm

Nonstop1h 50m

$131

ChicagoPittsburgh

ORD - PIT

ORDPIT

Chicago O'Hare Intl

Thu 9/25

6:10 am-2:36 pm

1 stop7h 26m

Pittsburgh

Fri 9/26

9:34 am-7:44 pm

1 stop11h 10m

$151

ChicagoPittsburgh

ORD - PIT

ORDPIT

Chicago O'Hare Intl

Tue 9/9

11:57 am-11:23 pm

1 stop10h 26m

Pittsburgh

Wed 9/10

6:30 am-5:39 pm

1 stop12h 09m

$162

ChicagoPittsburgh

ORD - PIT

ORDPIT

Chicago O'Hare Intl

Thu 9/4

8:49 pm-8:49 am

1 stop11h 00m

Pittsburgh

Sun 9/7

3:31 pm-11:58 am

1 stop21h 27m

$167

ChicagoPittsburgh

ORD - PIT

ORDPIT

Chicago O'Hare Intl

Sat 9/13

11:57 am-11:23 pm

1 stop10h 26m

Pittsburgh

Tue 9/16

6:30 am-5:39 pm

1 stop12h 09m

$176

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Pittsburgh from

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?

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 $183. The month of September is another great option to travel to Pittsburgh, with average flight prices from Illinois averaging around $216.

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 $283. 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 $424. 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 $300. 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 $323 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

$45

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 $45. The best round-trip flight deal from Illinois to Pittsburgh found on momondo in the last 72 hours is $91.
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?

  • 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?

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
SouthwestPriceFrom $116Free CancellationRating
8.0
4,245 reviews
Search Southwest flights
United AirlinesPriceFrom $123Free CancellationRating
7.4
8,930 reviews
Search United Airlines flights
American AirlinesPriceFrom $123Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near Pittsburgh?

Book flights to Pittsburgh if you plan to visit one of these locations
Washington
Monroeville
Wheeling
Butler
Canonsburg
West Mifflin
New Castle
Triadelphia
Steubenville
Belle Vernon
Moon
Coraopolis
Mars
Wexford
Freeport
Cadiz
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.

An easier way to manage your Pittsburgh trip

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