Need help booking?
Unpublished phone-only deals available
SPF to YFX: distance & flight time
Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field) → St. Lewis (St. Lewis (Fox Harbour) Airport)
2,228 mi
3,585 km · 1,936 nm
4h 50m
estimated nonstop flight time
+3.5h
time difference · heading northeast
See live SPF→YFX fares Phone-only fares on this route — call free
Flight time details
2,228 miles nonstop takes roughly 4h 50m 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
- YFX — St. Lewis (Fox Harbour) Airport · St. Lewis, 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 YFX
- YMH · Mary's Harbour Airport9 mi away
- YWM · Williams Harbour Airport14 mi away
- YHA · Port Hope Simpson Airport28 mi away
- YAY · St. Anthony Airport70 mi away
Frequently asked questions
How far is SPF from YFX?
The flight distance from Spearfish-South Dakota (SPF) to St. Lewis (YFX) is 2,228 miles (3,585 km, 1,936 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SPF to YFX?
A nonstop flight takes about 4h 50m 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 St. Lewis?
St. Lewis is 3.5 hours ahead of Spearfish-South Dakota.
What is the cheapest way to fly from SPF to YFX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SPF–YFX that never appear on search engines, with no booking fees.