Flights from Pittsburgh (Pittsburgh) to Illinois (Illinois)

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We compare hundreds of flights from Pittsburgh to Illinois from a range of airlines and travel agents to get you the best deals. Find cheap flights along this route.
Pittsburgh (PIT) to Chicago (CHI)
 Depart 23 Aug 16
 Return 30 Aug 16

Flying with Frontier Airlines

Price subject to availability

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  • Price
  • Dep date
  5 more OneTravel.com flights available on this route
$144   Dep 16 Jun 16 - Rtn 19 Jun 16
Pittsburgh to Chicago
PIT to ORD OneTravel.com
$344   Dep 27 May 16 - Rtn 29 May 16
Pittsburgh to Moline
PIT to MLI OneTravel.com
$397   Dep 06 May 16 - Rtn 12 May 16
Pittsburgh to Peoria
PIT to PIA OneTravel.com
$405   Dep 16 May 16 - Rtn 22 May 16
Pittsburgh to Springfield
PIT to SPI OneTravel.com
$424   Dep 24 Jul 16 - Rtn 29 Jul 16
Pittsburgh to Champaign
PIT to CMI OneTravel.com
Pittsburgh (PIT) to Chicago (CHI)
 Depart 23 Aug 16
 Return 30 Aug 16

Flying with Frontier Airlines

Price subject to availability

   View more dates
 
  • Price
  • Dep date
  5 more CheapOair.com flights available on this route
$134   Dep 21 Jun 16 - Rtn 23 Jun 16
Pittsburgh to Chicago
PIT to ORD CheapOair.com
$220   Dep 24 Jun 16 - Rtn 27 Jun 16
Pittsburgh to Moline
PIT to MLI CheapOair.com
$269   Dep 23 May 16 - Rtn 07 Jun 16
Pittsburgh to Springfield
PIT to SPI CheapOair.com
$395   Dep 20 Jun 16 - Rtn 22 Jun 16
Pittsburgh to Peoria
PIT to PIA CheapOair.com
$403   Dep 06 May 16 - Rtn 12 May 16
Pittsburgh to Champaign
PIT to CMI CheapOair.com
Pittsburgh (PIT) to Chicago (ORD)
 Depart 16 Jun 16
 Return 20 Jun 16

Price subject to availability

 
 
Pittsburgh (PIT) to Springfield (SPI)
 Depart 13 May 16
 Return 15 May 16

Flying with United Airlines

Price subject to availability

 
 
Pittsburgh (PIT) to Chicago (CHI)
 Depart 18 May 16
 Return 25 May 16

Price subject to availability

   View more dates
 
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