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STJ to FNL: distance & flight time
Rosecrans (Rosecrans Memorial Airport) → Fort Collins (Northern Colorado Regional Airport)
536 mi
862 km · 465 nm
1h 38m
estimated nonstop flight time
-1h
time difference · heading west
See live STJ→FNL fares Phone-only fares on this route — call free
Flight time details
536 miles nonstop takes roughly 1h 38m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- STJ — Rosecrans Memorial Airport · Rosecrans, United States
- FNL — Northern Colorado Regional Airport · Fort Collins, 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 STJ
- FLV · Sherman Army Air Field28 mi away
- MCI · Kansas City International Airport34 mi away
- MKC · Charles B. Wheeler Downtown Airport48 mi away
- LWC · Lawrence Municipal Airport55 mi away
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
Frequently asked questions
How far is STJ from FNL?
The flight distance from Rosecrans (STJ) to Fort Collins (FNL) is 536 miles (862 km, 465 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STJ to FNL?
A nonstop flight takes about 1h 38m 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 Rosecrans and Fort Collins?
Fort Collins is 1 hour behind Rosecrans.
What is the cheapest way to fly from STJ to FNL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STJ–FNL that never appear on search engines, with no booking fees.