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INT to SPF: distance & flight time
Winston-salem (Smith Reynolds Airport) → Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field)
1,362 mi
2,192 km · 1,184 nm
3h 26m
estimated nonstop flight time
-2h
time difference · heading northwest
See live INT→SPF fares Phone-only fares on this route — call free
Flight time details
1,362 miles nonstop takes roughly 3h 26m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- INT — Smith Reynolds Airport · Winston-salem, United States
- 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 INT
- GSO · Piedmont Triad International Airport16 mi away
- CLT · Charlotte Douglas International Airport75 mi away
- SVH · Statesville Regional Airport48 mi away
- IKB · Wilkes County Airport49 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 INT from SPF?
The flight distance from Winston-salem (INT) to Spearfish-South Dakota (SPF) is 1,362 miles (2,192 km, 1,184 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from INT to SPF?
A nonstop flight takes about 3h 26m 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 INT to SPF?
Nonstop service on INT–SPF 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 3h 26m nonstop estimate.
What is the time difference between Winston-salem and Spearfish-South Dakota?
Spearfish-South Dakota is 2 hours behind Winston-salem.
What is the cheapest way to fly from INT to SPF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on INT–SPF that never appear on search engines, with no booking fees.
Why are some INT to SPF fares phone-only?
Consolidator contracts let us sell certain INT–SPF 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.