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LAM to FSI: distance & flight time
Los Alamos (Los Alamos Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
452 mi
727 km · 393 nm
1h 27m
estimated nonstop flight time
+1h
time difference · heading east
See live LAM→FSI fares Phone-only fares on this route — call free
Flight time details
452 miles nonstop takes roughly 1h 27m 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
- LAM — Los Alamos Airport · Los Alamos, 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 LAM
- SAF · Santa Fe Municipal Airport21 mi away
- TSM · Taos Regional Airport52 mi away
- ABQ · Albuquerque International Sunport61 mi away
- LVS · Las Vegas Municipal Airport65 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 LAM from FSI?
The flight distance from Los Alamos (LAM) to Fort Sill (FSI) is 452 miles (727 km, 393 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LAM to FSI?
A nonstop flight takes about 1h 27m 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 Los Alamos and Fort Sill?
Fort Sill is 1 hour ahead of Los Alamos.
What is the cheapest way to fly from LAM to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LAM–FSI that never appear on search engines, with no booking fees.