Flights from Pennsylvania (Pennsylvania) to North West USA (North West USA)

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We compare hundreds of flights from Pennsylvania to North West USA from a range of airlines and travel agents to get you the best deals. Find cheap flights along this route.
Philadelphia (PHL) to Denver International (DEN)
 Depart 01 Oct 16
 Return 05 Oct 16

Flying with American Airlines

Price subject to availability

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  • Price
  • Dep date
  15 more OneTravel.com flights available on this route
$216   Dep 20 Sep 16 - Rtn 28 Sep 16
Pittsburgh to Denver International
PIT to DEN OneTravel.com
$275   Dep 18 Aug 16 - Rtn 23 Aug 16
Allentown to Denver International
ABE to DEN OneTravel.com
$337   Dep 14 Oct 16 - Rtn 25 Oct 16
Philadelphia to Salt Lake City
PHL to SLC OneTravel.com
$363   Dep 26 Aug 16 - Rtn 29 Aug 16
Wilkes-Barre to Denver International
AVP to DEN OneTravel.com
$368   Dep 09 Sep 16 - Rtn 16 Sep 16
Philadelphia to Colorado Springs
PHL to COS OneTravel.com
$373   Dep 11 Aug 16 - Rtn 15 Aug 16
Pittsburgh to Salt Lake City
PIT to SLC OneTravel.com
$377   Dep 02 Dec 16 - Rtn 11 Dec 16
Philadelphia to Seattle
PHL to SEA OneTravel.com
$387   Dep 12 Oct 16 - Rtn 19 Oct 16
Pittsburgh to Portland
PIT to PDX OneTravel.com
$388   Dep 20 Jul 16 - Rtn 26 Jul 16
Harrisburg to Denver International
MDT to DEN OneTravel.com
$390   Dep 17 Aug 16 - Rtn 25 Aug 16
Pittsburgh to Colorado Springs
PIT to COS OneTravel.com
$391   Dep 07 Oct 16 - Rtn 12 Oct 16
State College to Denver International
SCE to DEN OneTravel.com
$401   Dep 17 Sep 16 - Rtn 24 Sep 16
Pittsburgh to Seattle
PIT to SEA OneTravel.com
$403   Dep 08 Sep 16 - Rtn 13 Sep 16
Philadelphia to Spokane
PHL to GEG OneTravel.com
$405   Dep 11 Oct 16 - Rtn 25 Oct 16
Philadelphia to Portland
PHL to PDX OneTravel.com
$405   Dep 29 Apr 17 - Rtn 06 May 17
Harrisburg to Salt Lake City
MDT to SLC OneTravel.com
Philadelphia (PHL) to Denver International (DEN)
 Depart 17 Sep 16
 Return 24 Sep 16

Flying with American Airlines

Price subject to availability

   View more dates
 
  • Price
  • Dep date
  15 more CheapOair.com flights available on this route
$216   Dep 20 Sep 16 - Rtn 28 Sep 16
Pittsburgh to Denver International
PIT to DEN CheapOair.com
$266   Dep 24 Aug 16 - Rtn 31 Aug 16
Allentown to Denver International
ABE to DEN CheapOair.com
$337   Dep 14 Oct 16 - Rtn 25 Oct 16
Philadelphia to Salt Lake City
PHL to SLC CheapOair.com
$348   Dep 12 Jul 16 - Rtn 16 Jul 16
Pittsburgh to Salt Lake City
PIT to SLC CheapOair.com
$353   Dep 16 Nov 16 - Rtn 30 Nov 16
Philadelphia to Seattle
PHL to SEA CheapOair.com
$359   Dep 11 Oct 16 - Rtn 25 Oct 16
Wilkes-Barre to Denver International
AVP to DEN CheapOair.com
$368   Dep 14 Sep 16 - Rtn 17 Sep 16
Philadelphia to Colorado Springs
PHL to COS CheapOair.com
$375   Dep 17 Sep 16 - Rtn 24 Sep 16
Allentown to Seattle
ABE to SEA CheapOair.com
$387   Dep 17 Nov 16 - Rtn 21 Nov 16
Pittsburgh to Portland
PIT to PDX CheapOair.com
$388   Dep 20 Sep 16 - Rtn 27 Sep 16
Harrisburg to Denver International
MDT to DEN CheapOair.com
$390   Dep 17 Aug 16 - Rtn 25 Aug 16
Pittsburgh to Colorado Springs
PIT to COS CheapOair.com
$391   Dep 07 Oct 16 - Rtn 12 Oct 16
State College to Denver International
SCE to DEN CheapOair.com
$392   Dep 08 Oct 16 - Rtn 11 Oct 16
Pittsburgh to Seattle
PIT to SEA CheapOair.com
$403   Dep 16 Aug 16 - Rtn 31 Aug 16
Philadelphia to Spokane
PHL to GEG CheapOair.com
$403   Dep 17 Sep 16 - Rtn 08 Oct 16
State College to Seattle
SCE to SEA CheapOair.com
Philadelphia (PHL) to Denver International (DEN)
 Depart 27 Oct 16
 Return 31 Oct 16

Price subject to availability

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Philadelphia (PHL) to Denver International (DEN)
 Depart 20 Jul 16
 Return 27 Jul 16

Price subject to availability

   View more dates
 
Pittsburgh (PIT) to Salt Lake City (SLC)
 Depart 13 Sep 16
 Return 04 Oct 16

Flying with Frontier Airlines

Price subject to availability

   View more dates
 
Pittsburgh (PIT) to Salt Lake City (SLC)
 Depart 13 Sep 16
 Return 04 Oct 16

Flying with Frontier Airlines

Price subject to availability

   View more dates
 
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