When is the cheapest time of year to fly from Philadelphia to Denver?

Based on statistics over the past years, the lowest prices for flights from Philadelphia to Denver can be found flying in these months: .

Cheap Flights from Philadelphia to Denver

Cheapest flights from Philadelphia to Denver

Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Philadelphia to Denver. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.

Cheapest one way flight

$86

Frontier Airlines

1 transfer

17h 4m

12/09/2025

The cheapest one-way flight from Philadelphia to Denver departs on 12/09/2025, is operated by Frontier Airlines and costs $86

Cheapest round trip flight

—

There is no information about the cheapest roundtrip flight from Philadelphia to Denver

The fastest flight

9h 43m

Fastest flight from Philadelphia to Denver takes 9h 43m

Direct flights

No direct flights

There are no direct flights on this route.

Earliest flight

6:19 AM

Latest flight

8:55 PM

Direct flights count

64

Distance

2533km

Timezone difference

2h

The distance between Philadelphia and Denver is 2533km (1570 miles). There are 64 direct flights from Philadelphia to Denver. The time difference between Philadelphia and Denver is 2h. Flights from Philadelphia begin at 6:19 AM. The latest flight from Philadelphia departs at 8:55 PM

Remember that on average the ideal time to book flights is 2 months before departure!

Airfare from Philadelphia to Denver by month

We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from Philadelphia to Denver

Avg Price

Airlines operating on route

Flights from Philadelphia to Denver are operated by several airlines — American Airlines and Frontier Airlines. This allows passengers to flexibly choose flights based on departure time, cost, and additional services. The minimum ticket price starts at $86, making this destination accessible to travelers with different budgets. We help compare all available options in real time, so you can book tickets at the best value for money. The service ensures transparent search and lets you book affordable flights in just a few clicks.

American Airlines

Starting at $303

Frontier Airlines

Starting at $86

Direct Flights from Philadelphia to Denver

A direct flight is the most convenient and comfortable way to fly from Philadelphia to Denver, despite the fact that sometimes flights with transfers can cost significantly less.

Philadelphia — Denver

PHL — DEN

01/01/2026

Departure

Direct flight

AA1063

Starting at $321

Philadelphia — Denver

PHL — DEN

12/09/2025

Departure

Direct flight

AA1313

Starting at $303

Schedule of direct flights from Philadelphia to Denver

A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Philadelphia to Denver:

Unable to find information about the schedule of direct flights from

Philadelphia airports overview

Philadelphia International Airport

•

PHL

11km

Trenton-Mercer Airport

•

TTN

47km

•

Denver airports overview

Centennial Airport

•

APA

1km

Denver International Airport

•

DEN

30km

•

Frequently asked questions (FAQ)

Answers to questions about the route that travelers are most interested in.

How much is the cheapest flight ticket from Philadelphia to Denver?

The cheapest flight ticket from Philadelphia to Denver according to data for the last 48 hours costs $86

When is the best time to buy air tickets on the route Philadelphia — Denver?

Often the best time to buy tickets from Philadelphia to Denver is 2 months before departure.

How long does it take to fly from Philadelphia to Denver?

The fastest flights from Philadelphia to Denver start from 9 hours 43 minutes in the air.

Which airline can fly direct from Philadelphia to Denver?

The following airlines operate direct flights on the route Philadelphia — Denver: American Airlines

Special offers and sales on air tickets from Philadelphia to Denver

We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.

We couldn't find any special offers for flights from Philadelphia to Denver

Alternative routes

Allentown ➜ Denver•Atlantic City ➜ Denver•Baltimore ➜ Denver•Lancaster ➜ Denver•New York ➜ Denver•Philadelphia ➜ Albuquerque•Philadelphia ➜ Amarillo•Philadelphia ➜ Colorado Springs•Philadelphia ➜ Clovis•Philadelphia ➜ Fort Collins•Philadelphia ➜ Grand Junction•Philadelphia ➜ Ogden•Philadelphia ➜ Pueblo•Philadelphia ➜ Provo•Philadelphia ➜ Salt Lake City

•••••••••••••••••••

Cheapest one way flight

$86

Frontier Airlines

1 transfer

17h 4m

12/09/2025

The cheapest one-way flight from Philadelphia to Denver departs on 12/09/2025, is operated by Frontier Airlines and costs $86

Cheapest round trip flight

—

There is no information about the cheapest roundtrip flight from Philadelphia to Denver

The fastest flight