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SWU to FNL: distance & flight time
Suwon (Suwon Airport) → Fort Collins (Northern Colorado Regional Airport)
6,140 mi
9,881 km · 5,336 nm
12h 30m
estimated nonstop flight time
-15h
time difference · heading northeast
See live SWU→FNL fares Phone-only fares on this route — call free
Flight time details
6,140 miles nonstop takes roughly 12h 30m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time set-back when reading arrival times on your ticket.
The two airports
- SWU — Suwon Airport · Suwon, South Korea
- 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 SWU
- ICN · Incheon International Airport34 mi away
- OSN · Osan Air Base10 mi away
- SSN · Seoul Air Base (K-16)15 mi away
- GMP · Gimpo International Airport25 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 SWU from FNL?
The flight distance from Suwon (SWU) to Fort Collins (FNL) is 6,140 miles (9,881 km, 5,336 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SWU to FNL?
A nonstop flight takes about 12h 30m 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 Suwon and Fort Collins?
Fort Collins is 15 hours behind Suwon.
What is the cheapest way to fly from SWU to FNL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SWU–FNL that never appear on search engines, with no booking fees.