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KSM to EIL: distance & flight time
St Mary's (St Mary's Airport) → Fairbanks (Eielson Air Force Base)
531 mi
855 km · 462 nm
1h 37m
estimated nonstop flight time
Same time
time difference · heading northeast
See live KSM→EIL fares Phone-only fares on this route — call free
Flight time details
531 miles nonstop takes roughly 1h 37m gate to gate, flying northeast. 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
- KSM — St Mary's Airport · St Mary's, United States
- EIL — Eielson Air Force Base · Fairbanks, 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 KSM
- MOU · Mountain Village Airport13 mi away
- MLL · Marshall Don Hunter Sr Airport44 mi away
- AUK · Alakanuk Airport61 mi away
- EMK · Emmonak Airport63 mi away
Near EIL
- FBK · Ladd AAF Airfield19 mi away
- FAI · Fairbanks International Airport25 mi away
- ENN · Nenana Municipal Airport59 mi away
- BIG · Allen Army Airfield62 mi away
Frequently asked questions
How far is KSM from EIL?
The flight distance from St Mary's (KSM) to Fairbanks (EIL) is 531 miles (855 km, 462 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KSM to EIL?
A nonstop flight takes about 1h 37m 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 KSM to EIL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KSM–EIL that never appear on search engines, with no booking fees.