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

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Prices from $130 to $242

We'll show you the best deals by comparing tons of flights from Pennsylvania to North West USA across a wide range of airlines and travel agents. Compare the cheap flights along this route.

$242RT including taxes
Mar 22 2017 Mar 26 2017
4 nights
Philadelphia (PHL) to Denver International (DEN)
Flying with: Southwest Airlines
$130RT including taxes
May 17 2017 May 23 2017
6 nights
Pittsburgh (PIT) to Denver International (DEN)
Flying with: Frontier Airlines
$242RT including taxes
Mar 22 2017 Mar 26 2017
4 nights
Philadelphia (PHL) to Denver International (DEN)
Flying with: Southwest Airlines
$209RT including taxes
May 03 2017 May 06 2017
3 nights
Pittsburgh (PIT) to Salt Lake City (SLC)
Flying with: Frontier Airlines
$171RT including taxes
Apr 21 2017 Apr 25 2017
4 nights
Pittsburgh (PIT) to Denver International (DEN)

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