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 06 Sep 16
 Return 20 Sep 16

Flying with Frontier Airlines

Price subject to availability

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  • Price
  • Dep date
  5 more CheapOair.com flights available on this route
$66   Dep 04 Oct 16 - Rtn 25 Oct 16
Pittsburgh to Chicago
PIT to ORD CheapOair.com
$263   Dep 20 Aug 16 - Rtn 25 Aug 16
Pittsburgh to Moline
PIT to MLI CheapOair.com
$263   Dep 16 Sep 16 - Rtn 19 Sep 16
Pittsburgh to Peoria
PIT to PIA CheapOair.com
$270   Dep 02 Sep 16 - Rtn 05 Sep 16
Pittsburgh to Springfield
PIT to SPI CheapOair.com
$465   Dep 25 Jul 16 - Rtn 27 Jul 16
Pittsburgh to Champaign
PIT to CMI CheapOair.com
Pittsburgh (PIT) to Chicago (CHI)
 Depart 06 Sep 16
 Return 20 Sep 16

Flying with Frontier Airlines

Price subject to availability

   View more dates
 
  • Price
  • Dep date
  4 more OneTravel.com flights available on this route
$76   Dep 11 Aug 16 - Rtn 16 Aug 16
Pittsburgh to Chicago
PIT to ORD OneTravel.com
$240   Dep 12 Aug 16 - Rtn 27 Aug 16
Pittsburgh to Champaign
PIT to CMI OneTravel.com
$263   Dep 26 Aug 16 - Rtn 28 Aug 16
Pittsburgh to Moline
PIT to MLI OneTravel.com
$263   Dep 16 Sep 16 - Rtn 19 Sep 16
Pittsburgh to Peoria
PIT to PIA OneTravel.com
Pittsburgh (PIT) to Chicago (CHI)
 Depart 24 Aug 16
 Return 31 Aug 16

Price subject to availability

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Pittsburgh (PIT) to Chicago (ORD)
 Depart 09 Aug 16
 Return 13 Aug 16

Price subject to availability

 
 
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