Need help booking?
Unpublished phone-only deals available
FNL to PHL: distance & flight time
Fort Collins (Northern Colorado Regional Airport) → Philadelphia (Philadelphia International Airport)
1,565 mi
2,519 km · 1,360 nm
3h 32m
estimated nonstop flight time
+2h
time difference · heading east
See live FNL→PHL fares Phone-only fares on this route — call free
Flight time details
1,565 miles nonstop takes roughly 3h 32m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- FNL — Northern Colorado Regional Airport · Fort Collins, United States
- PHL — Philadelphia International Airport · Philadelphia, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near FNL
- DEN · Denver International Airport45 mi away
- GXY · Greeley–Weld County Airport20 mi away
- WBU · Boulder Municipal Airport31 mi away
- BJC · Rocky Mountain Metropolitan Airport38 mi away
Near PHL
- BBX · Wings Field18 mi away
- PNE · Northeast Philadelphia Airport19 mi away
- LLY · South Jersey Regional Airport22 mi away
- NXX · Willow Grove Naval Air Station/Joint Reserve Base23 mi away
Frequently asked questions
How far is FNL from PHL?
The flight distance from Fort Collins (FNL) to Philadelphia (PHL) is 1,565 miles (2,519 km, 1,360 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FNL to PHL?
A nonstop flight takes about 3h 32m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Fort Collins and Philadelphia?
Philadelphia is 2 hours ahead of Fort Collins.
What is the cheapest way to fly from FNL to PHL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FNL–PHL that never appear on search engines, with no booking fees.