Need help booking?
Unpublished phone-only deals available
FNL to TOP: distance & flight time
Fort Collins (Northern Colorado Regional Airport) → Topeka (Philip Billard Municipal Airport)
507 mi
817 km · 441 nm
1h 34m
estimated nonstop flight time
+1h
time difference · heading east
See live FNL→TOP fares Phone-only fares on this route — call free
Flight time details
507 miles nonstop takes roughly 1h 34m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- FNL — Northern Colorado Regional Airport · Fort Collins, United States
- TOP — Philip Billard Municipal Airport · Topeka, 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 TOP
- FOE · Topeka Regional Airport - Forbes Field8 mi away
- LWC · Lawrence Municipal Airport22 mi away
- FLV · Sherman Army Air Field43 mi away
- JCI · New Century Aircenter Airport43 mi away
Frequently asked questions
How far is FNL from TOP?
The flight distance from Fort Collins (FNL) to Topeka (TOP) is 507 miles (817 km, 441 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FNL to TOP?
A nonstop flight takes about 1h 34m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from FNL to TOP?
Nonstop service on FNL–TOP depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 1h 34m nonstop estimate.
What is the time difference between Fort Collins and Topeka?
Topeka is 1 hour ahead of Fort Collins.
What is the cheapest way to fly from FNL to TOP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FNL–TOP that never appear on search engines, with no booking fees.
Why are some FNL to TOP fares phone-only?
Consolidator contracts let us sell certain FNL–TOP tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.