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

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Philadelphia (PHL) to Denver International (DEN)
 Depart 13 Nov 14
 Return 15 Nov 14

Flying with Frontier Airlines

Price subject to availability

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Philadelphia (PHL) to Denver International (DEN)
 Depart 03 Dec 14
 Return 10 Dec 14

Flying with United Airlines

Price subject to availability

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  • Price
  • Dep date
  6 more Flightnetwork flights available on this route
$316   Dep 03 Dec 14 - Rtn 10 Dec 14
Philadelphia to Denver International
PHL to DEN Flightnetwork
$316   Dep 03 Dec 14 - Rtn 10 Dec 14
Philadelphia to Denver International
PHL to DEN Flightnetwork
$339   Dep 26 Nov 14 - Rtn 03 Dec 14
Philadelphia to Denver International
PHL to DEN Flightnetwork
$347   Dep 26 Nov 14 - Rtn 03 Dec 14
Philadelphia to Denver International
PHL to DEN Flightnetwork
$351   Dep 03 Dec 14 - Rtn 10 Dec 14
Philadelphia to Denver International
PHL to DEN Flightnetwork
$408   Dep 03 Dec 14 - Rtn 10 Dec 14
Philadelphia to Denver International
PHL to DEN Flightnetwork
Latrobe (LBE) to Denver International (DEN)
 Depart 25 Feb 15
 Return 10 Mar 15

Flying with Spirit Airlines

Price subject to availability

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  • Price
  • Dep date
  15 more CheapOair.com flights available on this route
$316   Dep 22 Jan 15 - Rtn 24 Jan 15
Harrisburg to Denver International
MDT to DEN CheapOair.com
$323   Dep 24 Nov 14 - Rtn 03 Dec 14
Philadelphia to Denver International
PHL to DEN CheapOair.com
$328   Dep 10 Nov 14 - Rtn 14 Nov 14
Harrisburg to Denver International
MDT to DEN CheapOair.com
$329   Dep 24 Nov 14 - Rtn 27 Nov 14
Philadelphia to Denver International
PHL to DEN CheapOair.com
$349   Dep 19 Nov 14 - Rtn 17 Dec 14
Pittsburgh to Colorado Springs
PIT to COS CheapOair.com
$351   Dep 24 Dec 14 - Rtn 25 Dec 14
Pittsburgh to Denver International
PIT to DEN CheapOair.com
$351   Dep 26 Feb 15 - Rtn 05 Mar 15
Pittsburgh to Denver International
PIT to DEN CheapOair.com
$354   Dep 14 Jan 15 - Rtn 20 Jan 15
Pittsburgh to Portland
PIT to PDX CheapOair.com
$356   Dep 19 Nov 14 - Rtn 20 Jan 15
Wilkes-Barre to Seattle
AVP to SEA CheapOair.com
$367   Dep 04 Dec 14 - Rtn 07 Dec 14
Philadelphia to Seattle
PHL to SEA CheapOair.com
$374   Dep 08 Dec 14 - Rtn 16 Dec 14
Philadelphia to Salt Lake City
PHL to SLC CheapOair.com
$375   Dep 16 Dec 14 - Rtn 25 Dec 14
Philadelphia to Seattle
PHL to SEA CheapOair.com
$376   Dep 20 Nov 14 - Rtn 27 Nov 14
Philadelphia to Seattle
PHL to SEA CheapOair.com
$376   Dep 16 Dec 14 - Rtn 15 Jan 15
Pittsburgh to Seattle
PIT to SEA CheapOair.com
$379   Dep 27 Nov 14 - Rtn 09 Dec 14
Philadelphia to Salt Lake City
PHL to SLC CheapOair.com
Wilkes-Barre (AVP) to Portland (PDX)
 Depart 20 Nov 14
 Return 05 Dec 14

Flying with United Airlines

Price subject to availability

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  • Price
  • Dep date
  15 more OneTravel.com flights available on this route
$328   Dep 20 Nov 14 - Rtn 05 Dec 14
Philadelphia to Denver International
PHL to DEN OneTravel.com
$343   Dep 20 Nov 14 - Rtn 05 Dec 14
Wilkes-Barre to Seattle
AVP to SEA OneTravel.com
$349   Dep 20 Nov 14 - Rtn 05 Dec 14
Pittsburgh to Colorado Springs
PIT to COS OneTravel.com
$361   Dep 18 Nov 14 - Rtn 17 Dec 14
Harrisburg to Colorado Springs
MDT to COS OneTravel.com
$376   Dep 20 Nov 14 - Rtn 06 Dec 14
Philadelphia to Seattle
PHL to SEA OneTravel.com
$380   Dep 20 Nov 14 - Rtn 05 Dec 14
Harrisburg to Denver International
MDT to DEN OneTravel.com
$380   Dep 20 Nov 14 - Rtn 05 Dec 14
Pittsburgh to Spokane
PIT to GEG OneTravel.com
$387   Dep 20 Nov 14 - Rtn 18 Dec 14
Philadelphia to Colorado Springs
PHL to COS OneTravel.com
$408   Dep 20 Nov 14 - Rtn 05 Dec 14
Pittsburgh to Boise
PIT to BOI OneTravel.com
$497   Dep 20 Nov 14 - Rtn 05 Dec 14
Harrisburg to Salt Lake City
MDT to SLC OneTravel.com
$526   Dep 20 Nov 14 - Rtn 05 Dec 14
Pittsburgh to Bozeman
PIT to BZN OneTravel.com
$555   Dep 20 Nov 14 - Rtn 05 Dec 14
Pittsburgh to Jackson
PIT to JAC OneTravel.com
$582   Dep 20 Nov 14 - Rtn 05 Dec 14
Pittsburgh to Kalispell
PIT to FCA OneTravel.com
$589   Dep 23 Nov 14 - Rtn 17 Dec 14
Wilkes-Barre to Medford
AVP to MFR OneTravel.com
$621   Dep 20 Nov 14 - Rtn 05 Dec 14
Pittsburgh to Medford
PIT to MFR OneTravel.com
Philadelphia (PHL) to Denver International (DEN)
 Depart 03 Dec 14
 Return 10 Dec 14

Price subject to availability

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Philadelphia (PHL) to Denver International (DEN)
 Depart 31 Dec 14
 Return 07 Jan 15

Flying with JetBlue Airways

Price subject to availability

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  • Price
  • Dep date
  4 more Expedia flights available on this route
$616   Dep 26 Nov 14 - Rtn 03 Dec 14
Philadelphia to Denver International
PHL to DEN Expedia
$690   Dep 31 Dec 14 - Rtn 07 Jan 15
Philadelphia to Seattle
PHL to SEA Expedia
$701   Dep 19 Nov 14 - Rtn 26 Nov 14
Philadelphia to Denver International
PHL to DEN Expedia
$1,109   Dep 26 Nov 14 - Rtn 03 Dec 14
Philadelphia to Seattle
PHL to SEA Expedia
Erie (ERI) to Seattle (SEA)
 Depart 21 Jan 15
 Return 28 Jan 15

Flying with United Airlines

Price subject to availability

   View more dates
 
  • Price
  • Dep date
  15 more momondo.com flights available on this route
$300   Dep 21 Jan 15 - Rtn 28 Jan 15
Erie to Colorado Springs
ERI to COS momondo.com
$300   Dep 21 Jan 15 - Rtn 28 Jan 15
Erie to Seattle
ERI to SEA momondo.com
$302   Dep 28 Jan 15 - Rtn 04 Feb 15
Erie to Colorado Springs
ERI to COS momondo.com
$302   Dep 14 Jan 15 - Rtn 21 Jan 15
Erie to Portland
ERI to PDX momondo.com
$303   Dep 28 Jan 15 - Rtn 04 Feb 15
Erie to Seattle
ERI to SEA momondo.com
$303   Dep 28 Jan 15 - Rtn 04 Feb 15
Erie to Seattle
ERI to SEA momondo.com
$309   Dep 07 Jan 15 - Rtn 14 Jan 15
Pittsburgh to Colorado Springs
PIT to COS momondo.com
$316   Dep 21 Jan 15 - Rtn 28 Jan 15
Erie to Portland
ERI to PDX momondo.com
$319   Dep 21 Jan 15 - Rtn 28 Jan 15
Wilkes-Barre to Seattle
AVP to SEA momondo.com
$320   Dep 21 Jan 15 - Rtn 28 Jan 15
Erie to Portland
ERI to PDX momondo.com
$328   Dep 21 Jan 15 - Rtn 28 Jan 15
Erie to Colorado Springs
ERI to COS momondo.com
$331   Dep 07 Jan 15 - Rtn 14 Jan 15
Philadelphia to Colorado Springs
PHL to COS momondo.com
$337   Dep 21 Jan 15 - Rtn 28 Jan 15
Erie to Salt Lake City
ERI to SLC momondo.com
$340   Dep 07 Jan 15 - Rtn 14 Jan 15
Pittsburgh to Spokane
PIT to GEG momondo.com
$348   Dep 21 Jan 15 - Rtn 28 Jan 15
Erie to Denver International
ERI to DEN momondo.com
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