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RKS to GTF: distance & flight time
Rock Springs (Southwest Wyoming Regional Airport) → Great Falls (Great Falls International Airport)
422 mi
680 km · 367 nm
1h 23m
estimated nonstop flight time
Same time
time difference · heading north
See live RKS→GTF fares Phone-only fares on this route — call free
Flight time details
422 miles nonstop takes roughly 1h 23m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- RKS — Southwest Wyoming Regional Airport · Rock Springs, United States
- GTF — Great Falls International Airport · Great Falls, 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 RKS
- FBR · Fort Bridger Airport71 mi away
- VEL · Vernal Regional Airport83 mi away
- LND · Hunt Field86 mi away
- BPI · Miley Memorial Field87 mi away
Near GTF
- HLN · Helena Regional Airport67 mi away
- CTB · Cut Bank International Airport91 mi away
- LWT · Lewistown Municipal Airport94 mi away
- HVR · Havre City County Airport104 mi away
Frequently asked questions
How far is RKS from GTF?
The flight distance from Rock Springs (RKS) to Great Falls (GTF) is 422 miles (680 km, 367 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RKS to GTF?
A nonstop flight takes about 1h 23m 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 cheapest way to fly from RKS to GTF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RKS–GTF that never appear on search engines, with no booking fees.