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SIF to SPF: distance & flight time
Simara (Simara Airport) → Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field)
7,456 mi
11,999 km · 6,479 nm
15h 5m
estimated nonstop flight time
-11.7h
time difference · heading north
See live SIF→SPF fares Phone-only fares on this route — call free
Flight time details
7,456 miles nonstop takes roughly 15h 5m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11.7-hour time set-back when reading arrival times on your ticket.
The two airports
- SIF — Simara Airport · Simara, Nepal
- SPF — Black Hills Airport-Clyde Ice Field · Spearfish-South Dakota, 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 SIF
- KTM · Tribhuvan International Airport44 mi away
- BHR · Bharatpur Airport49 mi away
- MEY · Meghauli Airport54 mi away
- JKR · Janakpur Airport66 mi away
Near SPF
- RCA · Ellsworth Air Force Base41 mi away
- RAP · Rapid City Regional Airport47 mi away
- GCC · Gillette Campbell County Airport87 mi away
- CDR · Chadron Municipal Airport119 mi away
Frequently asked questions
How far is SIF from SPF?
The flight distance from Simara (SIF) to Spearfish-South Dakota (SPF) is 7,456 miles (11,999 km, 6,479 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIF to SPF?
A nonstop flight takes about 15h 5m 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 Simara and Spearfish-South Dakota?
Spearfish-South Dakota is 11.7 hours behind Simara.
What is the cheapest way to fly from SIF to SPF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIF–SPF that never appear on search engines, with no booking fees.