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SPF to DYG: distance & flight time
Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field) → Dayong (Dayong Airport)
6,913 mi
11,126 km · 6,008 nm
14h 1m
estimated nonstop flight time
+14h
time difference · heading northwest
See live SPF→DYG fares Phone-only fares on this route — call free
Flight time details
6,913 miles nonstop takes roughly 14h 1m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-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
- DYG — Dayong Airport · Dayong, China
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 DYG
- CGD · Changde Airport73 mi away
- JIQ · Qianjiang Wulingshan Airport101 mi away
- ENH · Enshi Airport102 mi away
- TEN · Tongren Fenghuang Airport109 mi away
Frequently asked questions
How far is SPF from DYG?
The flight distance from Spearfish-South Dakota (SPF) to Dayong (DYG) is 6,913 miles (11,126 km, 6,008 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SPF to DYG?
A nonstop flight takes about 14h 1m 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 Dayong?
Dayong is 14 hours ahead of Spearfish-South Dakota.
What is the cheapest way to fly from SPF to DYG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SPF–DYG that never appear on search engines, with no booking fees.