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 20 Sep 16
 Return 28 Sep 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
$196   Dep 19 Oct 16 - Rtn 01 Nov 16
Pittsburgh to Denver International
PIT to DEN OneTravel.com
$207   Dep 05 Oct 16 - Rtn 12 Oct 16
Pittsburgh to Salt Lake City
PIT to SLC OneTravel.com
$234   Dep 12 Oct 16 - Rtn 18 Oct 16
Philadelphia to Salt Lake City
PHL to SLC OneTravel.com
$261   Dep 07 Sep 16 - Rtn 14 Sep 16
Philadelphia to Seattle
PHL to SEA OneTravel.com
$267   Dep 10 Sep 16 - Rtn 17 Sep 16
Pittsburgh to Portland
PIT to PDX OneTravel.com
$271   Dep 14 Sep 16 - Rtn 21 Sep 16
Pittsburgh to Seattle
PIT to SEA OneTravel.com
$283   Dep 03 Sep 16 - Rtn 10 Sep 16
Wilkes-Barre to Denver International
AVP to DEN OneTravel.com
$283   Dep 07 Sep 16 - Rtn 14 Sep 16
Philadelphia to Portland
PHL to PDX OneTravel.com
$301   Dep 07 Sep 16 - Rtn 09 Sep 16
Allentown to Denver International
ABE to DEN OneTravel.com
$314   Dep 02 Sep 16 - Rtn 04 Sep 16
Williamsport to Denver International
IPT to DEN OneTravel.com
$341   Dep 01 Feb 17 - Rtn 07 Feb 17
Wilkes-Barre to Salt Lake City
AVP to SLC OneTravel.com
$341   Dep 05 Aug 16 - Rtn 08 Aug 16
Pittsburgh to Missoula
PIT to MSO OneTravel.com
$366   Dep 12 Aug 16 - Rtn 19 Aug 16
Pittsburgh to Colorado Springs
PIT to COS OneTravel.com
$375   Dep 12 Sep 16 - Rtn 19 Sep 16
Pittsburgh to Spokane
PIT to GEG OneTravel.com
$378   Dep 08 Sep 16 - Rtn 12 Sep 16
Harrisburg to Denver International
MDT to DEN OneTravel.com
Philadelphia (PHL) to Denver International (DEN)
 Depart 07 Oct 16
 Return 10 Oct 16

Price subject to availability

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Philadelphia (PHL) to Denver International (DEN)
 Depart 07 Oct 16
 Return 10 Oct 16

Flying with Frontier Airlines

Price subject to availability

   View more dates
 
Philadelphia (PHL) to Denver International (DEN)
 Depart 20 Sep 16
 Return 28 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
$207   Dep 22 Oct 16 - Rtn 26 Oct 16
Pittsburgh to Salt Lake City
PIT to SLC CheapOair.com
$221   Dep 25 Jan 17 - Rtn 01 Feb 17
Philadelphia to Salt Lake City
PHL to SLC CheapOair.com
$261   Dep 28 Dec 16 - Rtn 04 Jan 17
Philadelphia to Seattle
PHL to SEA CheapOair.com
$267   Dep 10 Sep 16 - Rtn 17 Sep 16
Pittsburgh to Portland
PIT to PDX CheapOair.com
$271   Dep 14 Sep 16 - Rtn 21 Sep 16
Pittsburgh to Seattle
PIT to SEA CheapOair.com
$276   Dep 27 Oct 16 - Rtn 01 Nov 16
Pittsburgh to Colorado Springs
PIT to COS CheapOair.com
$277   Dep 04 Nov 16 - Rtn 09 Nov 16
Allentown to Denver International
ABE to DEN CheapOair.com
$283   Dep 03 Sep 16 - Rtn 10 Sep 16
Wilkes-Barre to Denver International
AVP to DEN CheapOair.com
$292   Dep 22 Aug 16 - Rtn 24 Aug 16
Pittsburgh to Missoula
PIT to MSO CheapOair.com
$295   Dep 07 Oct 16 - Rtn 10 Oct 16
Philadelphia to Missoula
PHL to MSO CheapOair.com
$300   Dep 30 Aug 16 - Rtn 06 Sep 16
Philadelphia to Portland
PHL to PDX CheapOair.com
$314   Dep 02 Sep 16 - Rtn 04 Sep 16
Williamsport to Denver International
IPT to DEN CheapOair.com
$341   Dep 01 Feb 17 - Rtn 07 Feb 17
Wilkes-Barre to Salt Lake City
AVP to SLC CheapOair.com
$372   Dep 01 Oct 16 - Rtn 12 Oct 16
Wilkes-Barre to Seattle
AVP to SEA CheapOair.com
$374   Dep 27 Aug 16 - Rtn 03 Sep 16
Allentown to Seattle
ABE to SEA CheapOair.com
Pittsburgh (PIT) to Denver International (DEN)
 Depart 27 Aug 16
 Return 03 Sep 16

Price subject to availability

   View more dates
 
Philadelphia (PHL) to Denver International (DEN)
 Depart 07 Oct 16
 Return 10 Oct 16

Flying with Frontier Airlines

Price subject to availability

   View more dates
 
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