Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Pittsburgh to Illinois from $59

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pittsburgh to Illinois departing on 6/10. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Pittsburgh to Illinois

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
8:00 pm - 8:30 pm
PIT
-
MDW
1h 30mnonstop
Southwest Logo
6:30 am - 1:10 pm
MDW
-
PIT
5h 40m
1 stop
$187Southwest
Mon, Jun 1 - Sat, Jun 6
United Airlines Logo
6:16 pm - 7:05 pm
PIT
-
ORD
1h 49mnonstop
United Airlines Logo
6:15 pm - 9:02 pm
ORD
-
PIT
1h 47mnonstop
$187United Airlines
Tue, Jun 2 - Wed, Jun 3
American Airlines Logo
8:37 pm - 9:39 pm
PIT
-
ORD
2h 02mnonstop
American Airlines Logo
6:29 pm - 11:49 pm
ORD
-
PIT
4h 20m
1 stop
$192American Airlines
Tue, Jun 2 - Sat, Jun 6
United Airlines Logo
6:10 pm - 10:00 pm
PIT
-
STL
4h 50m
1 stop
United Airlines Logo
8:00 am - 1:15 pm
STL
-
PIT
4h 15m
1 stop
$192United Airlines
Sat, Aug 15 - Sat, Aug 22
Southwest Logo
1:35 pm - 2:05 pm
PIT
-
MDW
1h 30mnonstop
Southwest Logo
11:40 am - 7:30 pm
MDW
-
PIT
6h 50m
2 stops
$192Southwest
Thu, May 28 - Mon, Jun 1
American Airlines Logo
7:59 am - 1:15 pm
PIT
-
STL
6h 16m
1 stop
American Airlines Logo
7:30 am - 1:03 pm
STL
-
PIT
4h 33m
1 stop
$197American Airlines
Sat, May 30 - Wed, Jun 3
Delta Logo
10:31 am - 12:42 pm
PIT
-
MDW
3h 11m
1 stop
Delta Logo
6:58 pm - 12:07 am
MDW
-
PIT
4h 09m
1 stop
$197Delta
Thu, Jun 4 - Mon, Jun 8
Delta Logo
6:25 pm - 11:59 pm
PIT
-
ORD
6h 34m
1 stop
Delta Logo
7:17 pm - 12:07 am
ORD
-
PIT
3h 50m
1 stop
$197Delta
Thu, Jun 4 - Mon, Jun 8
Frontier Logo
8:15 pm - 11:57 pm
PIT
-
STL
28h 42m
1 stop
Frontier Logo
4:19 pm - 7:20 pm
STL
-
PIT
26h 01m
1 stop
$242Frontier
Mon, Jun 1 - Fri, Jun 5
Frontier Logo
8:15 pm - 11:57 pm
PIT
-
STL
28h 42m
1 stop
Frontier Logo
11:24 am - 7:20 pm
STL
-
PIT
6h 56m
1 stop
$252Frontier
Wed, May 27 - Mon, Jun 1

Delta flights from Pittsburgh to Illinois

Our best Delta deals on Pittsburgh to Illinois flight tickets
Delta
Jun 4
PIT6:25 pmPittsburgh
6h 34m
1 stop
ORD11:59 pmChicago O'Hare Intl
Jun 8
ORD7:17 pmChicago O'Hare Intl
3h 50m
1 stop
PIT12:07 amPittsburgh
$197
Delta
May 28
PIT11:10 amPittsburgh
7h 46m
1 stop
MDW5:56 pmChicago Midway
Jun 1
MDW6:36 pmChicago Midway
3h 02m
1 stop
PIT10:38 pmPittsburgh
$207
Delta
Jun 15
PIT5:30 amPittsburgh
5h 43m
1 stop
ORD10:13 amChicago O'Hare Intl
Jun 17
ORD7:01 amChicago O'Hare Intl
3h 18m
1 stop
PIT11:19 amPittsburgh
$235

American Airlines flights from Pittsburgh to Illinois

Our best American Airlines deals on Pittsburgh to Illinois flight tickets
American Airlines
Jun 2
PIT9:00 amPittsburgh
2h 02m
ORD10:02 amChicago O'Hare Intl
Jun 4
ORD8:00 amChicago O'Hare Intl
4h 05m
1 stop
PIT1:05 pmPittsburgh
$192
American Airlines
May 30
PIT7:59 amPittsburgh
6h 16m
1 stop
STL1:15 pmLambert-St Louis
Jun 3
STL7:30 amLambert-St Louis
4h 33m
1 stop
PIT1:03 pmPittsburgh
$197
American Airlines
Jun 2
PIT10:05 amPittsburgh
1h 55m
ORD11:00 amChicago O'Hare Intl
Jun 6
ORD8:00 amChicago O'Hare Intl
4h 18m
1 stop
PIT1:18 pmPittsburgh
$202

momondo Fare Finder

 
Customize your flight search to find flights from Pittsburgh to Illinois 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 May 12, 2026.
Use the filters below to find and compare flights from Pittsburgh to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PittsburghChicago

PIT - MDW

PITMDW

Pittsburgh

Mon 6/1

8:00 pm-8:30 pm

Nonstop1h 30m

Chicago Midway

Sat 6/6

6:30 am-1:10 pm

1 stop5h 40m

$187
Quickest round-trip

PittsburghChicago

PIT - ORD

PITORD

Pittsburgh

Tue 6/2

6:16 pm-7:05 pm

Nonstop1h 49m

Chicago O'Hare Intl

Wed 6/3

6:15 pm-9:02 pm

Nonstop1h 47m

$187

PittsburghChicago

PIT - ORD

PITORD

Pittsburgh

Tue 6/2

8:37 pm-9:39 pm

Nonstop2h 02m

Chicago O'Hare Intl

Sat 6/6

6:29 pm-11:49 pm

1 stop4h 20m

$192

PittsburghSt. Louis

PIT - STL

PITSTL

Pittsburgh

Sat 8/15

6:10 pm-10:00 pm

1 stop4h 50m

Lambert-St Louis

Sat 8/22

8:00 am-1:15 pm

1 stop4h 15m

$192

PittsburghChicago

PIT - MDW

PITMDW

Pittsburgh

Thu 5/28

1:35 pm-2:05 pm

Nonstop1h 30m

Chicago Midway

Mon 6/1

11:40 am-7:30 pm

2 stops6h 50m

$192

PittsburghSt. Louis

PIT - STL

PITSTL

Pittsburgh

Sat 5/30

7:59 am-1:15 pm

1 stop6h 16m

Lambert-St Louis

Wed 6/3

7:30 am-1:03 pm

1 stop4h 33m

$197

PittsburghChicago

PIT - MDW

PITMDW

Pittsburgh

Thu 6/4

10:31 am-12:42 pm

1 stop3h 11m

Chicago Midway

Mon 6/8

6:58 pm-12:07 am

1 stop4h 09m

$197

PittsburghChicago

PIT - ORD

PITORD

Pittsburgh

Thu 6/4

6:25 pm-11:59 pm

1 stop6h 34m

Chicago O'Hare Intl

Mon 6/8

7:17 pm-12:07 am

1 stop3h 50m

$197

PittsburghSt. Louis

PIT - STL

PITSTL

Pittsburgh

Mon 6/1

8:15 pm-11:57 pm

1 stop28h 42m

Lambert-St Louis

Fri 6/5

4:19 pm-7:20 pm

1 stop26h 01m

$242

PittsburghSt. Louis

PIT - STL

PITSTL

Pittsburgh

Wed 5/27

8:15 pm-11:57 pm

1 stop28h 42m

Lambert-St Louis

Mon 6/1

11:24 am-7:20 pm

1 stop6h 56m

$252

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Illinois from

How to get the cheapest flight ticket from Pittsburgh to Illinois

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 Illinois?

The cheapest month to fly to Illinois from Pittsburgh is in August. Flight prices, which tend to average around $61, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of August, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $67.

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

The cheapest day to depart from Pittsburgh to Illinois is on a Friday when prices can be found for as low as $404. Flights from Pittsburgh to Illinois on a Sunday will generally be more expensive and average around $555. 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 Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from Pittsburgh to Illinois during this time can be as low as $386. Flights at noon are often more expensive with an average ticket price of $574.

What is the cheapest Pittsburgh to Illinois flight route?

Fly from Pittsburgh to Chicago O'Hare Intl for the best Pittsburgh - Illinois flight prices

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

You are more likely to see cheaper flights to Illinois from Pittsburgh when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $322 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Pittsburgh for as low as $91 on momondo.

Can stopping save me money on Pittsburgh to Illinois flights?

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

Cheap Pittsburgh to Illinois flight deals and tips

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

Best Price Found

$212

Fastest flight time

1h 20m

Direct flights

Every day

Airports in Illinois

98 airports
The best one-way flight to Illinois from Pittsburgh in the past 72 hours is $212. The best round-trip flight deal from Pittsburgh to Illinois found on momondo in the last 72 hours is $354.
The fastest flight from Pittsburgh to Illinois takes 1h 20m
Direct flights go from Pittsburgh to Illinois every day.
There are 98 airports in Illinois. From Pittsburgh there are direct flights to Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Lambert-St Louis (STL).
Search flight deals

Frequently asked questions about flying from Pittsburgh to Illinois

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

    Prices for flights from Pittsburgh Airport to Illinois refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Pittsburgh Airport to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Pittsburgh to Illinois

Compare and see reviews for airlines that fly from Pittsburgh to Illinois with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $92Free CancellationRating
7.1
11,661 reviews
Search American Airlines flights
SouthwestPriceFrom $97Free CancellationRating
8.0
4,295 reviews
Search Southwest flights
United AirlinesPriceFrom $137Free CancellationRating
7.4
9,701 reviews
Search United Airlines flights

Why use momondo?

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

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

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

All flight searches from Pittsburgh to Illinois on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Pittsburgh to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Illinois from Pittsburgh are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Illinois 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 6/11
Thu 6/18
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Illinois

Popular cities in Illinois

Popular flights according to clicks in the last 7 days on momondo
Flights to New Yorkfrom $77
Flights to Los Angelesfrom $46
Flights to Orlandofrom $63
Flights to Miamifrom $56
Flights to Chicagofrom $59
Flights to San Franciscofrom $58
Flights to Las Vegasfrom $48
Flights to Washington, D.C.from $57
Flights to Bostonfrom $73
Flights to Atlantafrom $50
Flights to Fort Lauderdalefrom $56
Flights to Dallasfrom $50