Need help booking?
Unpublished phone-only deals available
YQT to SPF: distance & flight time
Thunder Bay (Thunder Bay Airport) → Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field)
738 mi
1,187 km · 641 nm
2h 4m
estimated nonstop flight time
-2h
time difference · heading west
See live YQT→SPF fares Phone-only fares on this route — call free
Flight time details
738 miles nonstop takes roughly 2h 4m gate to gate, flying west. 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
- YQT — Thunder Bay Airport · Thunder Bay, Canada
- 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 YQT
- GRM · Grand Marais Cook County Airport61 mi away
- CMX · Houghton County Memorial Airport92 mi away
- YIB · Atikokan Municipal Airport109 mi away
- LYU · Ely Municipal Airport122 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 YQT from SPF?
The flight distance from Thunder Bay (YQT) to Spearfish-South Dakota (SPF) is 738 miles (1,187 km, 641 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YQT to SPF?
A nonstop flight takes about 2h 4m 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 Thunder Bay and Spearfish-South Dakota?
Spearfish-South Dakota is 2 hours behind Thunder Bay.
What is the cheapest way to fly from YQT to SPF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YQT–SPF that never appear on search engines, with no booking fees.