There are most likely no direct flights on the Philadelphia — Denver route
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.
A non-stop 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.
•
•
•
•
•
•
Answers to questions about the route that travelers are most interested in.
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.
There are most likely no direct flights on the Philadelphia — Denver route
Philadelphia — Denver
07/18/2026
Departure
Direct flight
WN4552
starting at $334
Philadelphia — Denver
07/19/2026
Departure
Direct flight
WN3221
starting at $414
Philadelphia — Denver
09/01/2026
Departure
Direct flight
UA2644
starting at $164
Flights from Philadelphia to Denver are operated by several airlines — Southwest Airlines, United 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 $49, 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.
The cheapest one-way flight from Philadelphia to Denver departs on 09/02/2026, is operated by Frontier Airlines and costs $49
The cheapest roundtrip flight from Philadelphia to Denver departs on 08/17/2026, is operated by Frontier Airlines and costs $142
Fastest flight from Philadelphia to Denver takes 4h 27m
There are direct flights on this route 3 days a week: Su, Tu, and Sa
The distance between Philadelphia and Denver is 2533km (1570 miles). There are 90 direct flights from Philadelphia to Denver. The time difference between Philadelphia and Denver is 2h. Flights from Philadelphia begin at 5:00 AM. The latest flight from Philadelphia departs at 8:37 PM
Philadelphia International (PHL) is the region’s primary gateway and a mid‑sized international hub, serving legacy carriers like American Airlines alongside a mix of national and low‑cost operators. It’s about 8 miles southwest of downtown Philly; travel by SEPTA Airport Line takes roughly 25–30 minutes and usually costs in the single‑digit dollars, while taxis or rideshares can be 20–35 minutes depending on traffic and typically cost more. Ground transport also includes shuttles and rental cars. Pros: direct connections, on‑site amenities and quick rail access to center. Cons: peak‑hour road congestion and the terminal cluster can mean longer walks or waits at security.
Denver International Airport (DEN) is the region’s primary international hub, serving a mix of legacy carriers and low-cost airlines — you’ll commonly find United, Southwest and Frontier among the busiest operators. Located about 25 miles (40 km) northeast of downtown Denver, travel times can range from 35–60 minutes by car depending on traffic. Public transit includes the A Line commuter train (roughly 37 minutes to Union Station) and regional buses; fares typically run in a modest range compared with taxi or rideshare. DEN’s strengths are its extensive route network and modern facilities, while longer transfers and sometimes lengthy walks between concourses can be less convenient for tight connections.
We couldn't find any special offers for flights from Philadelphia to Denver
The cheapest flight ticket from Philadelphia to Denver according to data for the last 48 hours costs $49
Often the best time to buy tickets from Philadelphia to Denver is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Philadelphia to Denver can be found flying in these months: August, July.
The fastest flights from Philadelphia to Denver start from 4 hours 27 minutes in the air.
The following airlines operate direct flights on the route Philadelphia — Denver: Southwest Airlines, United Airlines
The cost of a one-way flight from Philadelphia to Denver ranges from $119 (August 2026) to $181 (July 2026). On average, the ticket price is about $150–$181.