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.
Wilkes-Barre (AVP) to Denver International (DEN)
 Depart 28 Aug 15
 Return 30 Aug 15

Price subject to availability

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  • Price
  • Dep date
  7 more OneTravel.com flights available on this route
$375   Dep 24 Aug 15 - Rtn 19 Sep 15
Philadelphia to Colorado Springs
PHL to COS OneTravel.com
$387   Dep 22 Aug 15 - Rtn 23 Sep 15
Harrisburg to Seattle
MDT to SEA OneTravel.com
$395   Dep 09 Sep 15 - Rtn 11 Sep 15
Philadelphia to Spokane
PHL to GEG OneTravel.com
$449   Dep 22 Aug 15 - Rtn 06 Sep 15
Philadelphia to Colorado Springs
PHL to COS OneTravel.com
$471   Dep 24 Aug 15 - Rtn 19 Sep 15
Philadelphia to Kalispell
PHL to FCA OneTravel.com
$587   Dep 22 Aug 15 - Rtn 06 Sep 15
Pittsburgh to Bozeman
PIT to BZN OneTravel.com
$632   Dep 22 Aug 15 - Rtn 06 Sep 15
Philadelphia to Jackson
PHL to JAC OneTravel.com
Philadelphia (PHL) to Portland (PDX)
 Depart 22 Sep 15
 Return 30 Sep 15

Flying with United Airlines

Price subject to availability

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  • Price
  • Dep date
  15 more CheapOair.com flights available on this route
$288   Dep 23 Sep 15 - Rtn 30 Sep 15
Philadelphia to Portland
PHL to PDX CheapOair.com
$289   Dep 25 Jan 16 - Rtn 30 Jan 16
Philadelphia to Denver International
PHL to DEN CheapOair.com
$289   Dep 26 Jan 16 - Rtn 03 Feb 16
Philadelphia to Denver International
PHL to DEN CheapOair.com
$289   Dep 26 Jan 16 - Rtn 29 Jan 16
Philadelphia to Denver International
PHL to DEN CheapOair.com
$290   Dep 06 Nov 15 - Rtn 08 Nov 15
Wilkes-Barre to Denver International
AVP to DEN CheapOair.com
$290   Dep 27 Aug 15 - Rtn 03 Sep 15
Latrobe to Portland
LBE to PDX CheapOair.com
$290   Dep 28 Aug 15 - Rtn 09 Sep 15
Latrobe to Portland
LBE to PDX CheapOair.com
$290   Dep 26 Sep 15 - Rtn 29 Sep 15
Philadelphia to Portland
PHL to PDX CheapOair.com
$295   Dep 15 Sep 15 - Rtn 30 Sep 15
Pittsburgh to Denver International
PIT to DEN CheapOair.com
$296   Dep 16 Sep 15 - Rtn 22 Sep 15
Philadelphia to Denver International
PHL to DEN CheapOair.com
$306   Dep 09 Oct 15 - Rtn 11 Oct 15
Philadelphia to Denver International
PHL to DEN CheapOair.com
$320   Dep 25 Jan 16 - Rtn 31 Jan 16
Philadelphia to Denver International
PHL to DEN CheapOair.com
$321   Dep 25 Aug 15 - Rtn 01 Sep 15
Philadelphia to Portland
PHL to PDX CheapOair.com
$321   Dep 20 Oct 15 - Rtn 22 Oct 15
Philadelphia to Portland
PHL to PDX CheapOair.com
$329   Dep 25 Sep 15 - Rtn 28 Sep 15
Philadelphia to Portland
PHL to PDX CheapOair.com
Philadelphia (PHL) to Spokane (GEG)
 Depart 28 Oct 15
 Return 04 Nov 15

Flying with Alaska Airlines

Price subject to availability

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  • Price
  • Dep date
  15 more momondo.com flights available on this route
$386   Dep 28 Oct 15 - Rtn 04 Nov 15
State College to Denver International
SCE to DEN momondo.com
$440   Dep 30 Sep 15 - Rtn 07 Oct 15
Philadelphia to Spokane
PHL to GEG momondo.com
$442   Dep 04 Nov 15 - Rtn 11 Nov 15
Wilkes-Barre to Missoula
AVP to MSO momondo.com
$513   Dep 14 Oct 15 - Rtn 21 Oct 15
Pittsburgh to Medford
PIT to MFR momondo.com
$517   Dep 30 Sep 15 - Rtn 07 Oct 15
Wilkes-Barre to Denver International
AVP to DEN momondo.com
$545   Dep 30 Sep 15 - Rtn 07 Oct 15
Wilkes-Barre to Denver International
AVP to DEN momondo.com
$567   Dep 23 Sep 15 - Rtn 30 Sep 15
Wilkes-Barre to Denver International
AVP to DEN momondo.com
$571   Dep 04 Nov 15 - Rtn 11 Nov 15
Wilkes-Barre to Denver International
AVP to DEN momondo.com
$584   Dep 14 Oct 15 - Rtn 21 Oct 15
Wilkes-Barre to Bozeman
AVP to BZN momondo.com
$584   Dep 07 Oct 15 - Rtn 14 Oct 15
Allentown to Denver International
ABE to DEN momondo.com
$587   Dep 04 Nov 15 - Rtn 11 Nov 15
Wilkes-Barre to Denver International
AVP to DEN momondo.com
$587   Dep 21 Oct 15 - Rtn 28 Oct 15
Allentown to Denver International
ABE to DEN momondo.com
$587   Dep 23 Sep 15 - Rtn 30 Sep 15
Wilkes-Barre to Denver International
AVP to DEN momondo.com
$592   Dep 23 Sep 15 - Rtn 30 Sep 15
Allentown to Spokane
ABE to GEG momondo.com
$595   Dep 28 Oct 15 - Rtn 04 Nov 15
Wilkes-Barre to Denver International
AVP to DEN momondo.com
Philadelphia (PHL) to Denver International (DEN)
 Depart 26 Aug 15
 Return 02 Sep 15

Price subject to availability

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Harrisburg (MDT) to Portland (PDX)
 Depart 01 Sep 15
 Return 08 Sep 15

Flying with United Airlines

Price subject to availability

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  • Price
  • Dep date
  15 more Flightnetwork flights available on this route
$499   Dep 01 Sep 15 - Rtn 08 Sep 15
Philadelphia to Pasco
PHL to PSC Flightnetwork
$507   Dep 01 Sep 15 - Rtn 08 Sep 15
Philadelphia to Pasco
PHL to PSC Flightnetwork
$507   Dep 01 Sep 15 - Rtn 08 Sep 15
Philadelphia to Pasco
PHL to PSC Flightnetwork
$520   Dep 01 Sep 15 - Rtn 08 Sep 15
Harrisburg to Portland
MDT to PDX Flightnetwork
$530   Dep 01 Sep 15 - Rtn 08 Sep 15
Philadelphia to Pasco
PHL to PSC Flightnetwork
$543   Dep 01 Sep 15 - Rtn 08 Sep 15
Harrisburg to Portland
MDT to PDX Flightnetwork
$571   Dep 01 Sep 15 - Rtn 08 Sep 15
Pittsburgh to Bozeman
PIT to BZN Flightnetwork
$573   Dep 01 Sep 15 - Rtn 08 Sep 15
Philadelphia to Pasco
PHL to PSC Flightnetwork
$590   Dep 01 Sep 15 - Rtn 08 Sep 15
Harrisburg to Portland
MDT to PDX Flightnetwork
$591   Dep 01 Sep 15 - Rtn 08 Sep 15
Pittsburgh to Jackson
PIT to JAC Flightnetwork
$621   Dep 01 Sep 15 - Rtn 08 Sep 15
Pittsburgh to Jackson
PIT to JAC Flightnetwork
$632   Dep 01 Sep 15 - Rtn 08 Sep 15
Pittsburgh to Jackson
PIT to JAC Flightnetwork
$669   Dep 01 Sep 15 - Rtn 08 Sep 15
Harrisburg to Portland
MDT to PDX Flightnetwork
$707   Dep 01 Sep 15 - Rtn 08 Sep 15
Pittsburgh to Bozeman
PIT to BZN Flightnetwork
$828   Dep 01 Sep 15 - Rtn 08 Sep 15
Pittsburgh to Jackson
PIT to JAC Flightnetwork
Philadelphia (PHL) to Denver International (DEN)
 Depart 15 Sep 15
 Return 29 Sep 15

Price subject to availability

   View more dates
 
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