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SPF to YWM: distance & flight time
Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field) → Williams Harbour (Williams Harbour Airport)
2,222 mi
3,576 km · 1,931 nm
4h 49m
estimated nonstop flight time
+3.5h
time difference · heading northeast
See live SPF→YWM fares Phone-only fares on this route — call free
Flight time details
2,222 miles nonstop takes roughly 4h 49m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3.5-hour time gain when reading arrival times on your ticket.
The two airports
- SPF — Black Hills Airport-Clyde Ice Field · Spearfish-South Dakota, United States
- YWM — Williams Harbour Airport · Williams Harbour, Canada
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 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
Near YWM
- YFX · St. Lewis (Fox Harbour) Airport14 mi away
- YMH · Mary's Harbour Airport18 mi away
- YHA · Port Hope Simpson Airport21 mi away
- YBI · Black Tickle Airport62 mi away
Frequently asked questions
How far is SPF from YWM?
The flight distance from Spearfish-South Dakota (SPF) to Williams Harbour (YWM) is 2,222 miles (3,576 km, 1,931 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SPF to YWM?
A nonstop flight takes about 4h 49m 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 Spearfish-South Dakota and Williams Harbour?
Williams Harbour is 3.5 hours ahead of Spearfish-South Dakota.
What is the cheapest way to fly from SPF to YWM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SPF–YWM that never appear on search engines, with no booking fees.