Alaska Airlines Flights from Philadelphia to Denver

Lowest fares from Philadelphia to Denver

*Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.

One-way low-fare flights Philadelphia to Denver.*

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One-way low-fare flights Philadelphia to Denver.*
From
To
Fare Type
Dates
Price
Philadelphia (PHL)Denver (DEN)One-way
|
Saver		Depart: May 2, 2026

From

$242

Seen: 1 day ago

Philadelphia (PHL)Denver (DEN)One-way
|
Saver		Depart: Mar 30, 2026

From

$486

Seen: 1 day ago

*Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.