Need help booking?
Unpublished phone-only deals available
GCN to FSI: distance & flight time
Grand Canyon (Grand Canyon National Park Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
780 mi
1,255 km · 677 nm
2h 10m
estimated nonstop flight time
+2h
time difference · heading east
See live GCN→FSI fares Phone-only fares on this route — call free
Flight time details
780 miles nonstop takes roughly 2h 10m 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
- GCN — Grand Canyon National Park Airport · Grand Canyon, United States
- FSI — Henry Post Army Air Field (Fort Sill) · Fort Sill, 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 GCN
- FLG · Flagstaff Pulliam Airport62 mi away
- PGA · Page Municipal Airport78 mi away
- SDX · Sedona Airport79 mi away
- PRC · Ernest A. Love Field91 mi away
Near FSI
- LAW · Lawton Fort Sill Regional Airport6 mi away
- DUC · Halliburton Field28 mi away
- HBR · Hobart Regional Airport44 mi away
- SPS · Sheppard Air Force Base-Wichita Falls Municipal Airport46 mi away
Frequently asked questions
How far is GCN from FSI?
The flight distance from Grand Canyon (GCN) to Fort Sill (FSI) is 780 miles (1,255 km, 677 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GCN to FSI?
A nonstop flight takes about 2h 10m 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 GCN to FSI?
Nonstop service on GCN–FSI 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 2h 10m nonstop estimate.
What is the time difference between Grand Canyon and Fort Sill?
Fort Sill is 2 hours ahead of Grand Canyon.
What is the cheapest way to fly from GCN to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GCN–FSI that never appear on search engines, with no booking fees.
Why are some GCN to FSI fares phone-only?
Consolidator contracts let us sell certain GCN–FSI 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.