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DRT to FSI: distance & flight time
Del Rio (Del Rio International Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
393 mi
633 km · 342 nm
1h 30m
estimated nonstop flight time
Same time
time difference · heading north
See live DRT→FSI fares Phone-only fares on this route — call free
Flight time details
393 miles nonstop takes roughly 1h 30m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- DRT — Del Rio International Airport · Del Rio, 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 DRT
- DLF · DLF Airport9 mi away
- ACN · Ciudad Acuña New International Airport11 mi away
- PDS · Piedras Negras International Airport57 mi away
- UVA · Garner Field72 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 DRT from FSI?
The flight distance from Del Rio (DRT) to Fort Sill (FSI) is 393 miles (633 km, 342 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DRT to FSI?
A nonstop flight takes about 1h 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 cheapest way to fly from DRT to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DRT–FSI that never appear on search engines, with no booking fees.