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RKS to OSF: distance & flight time
Rock Springs (Southwest Wyoming Regional Airport) → Moscow (Ostafyevo International Airport)
5,447 mi
8,765 km · 4,733 nm
11h 9m
estimated nonstop flight time
+9h
time difference · heading north
See live RKS→OSF fares Phone-only fares on this route — call free
Flight time details
5,447 miles nonstop takes roughly 11h 9m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time gain when reading arrival times on your ticket.
The two airports
- RKS — Southwest Wyoming Regional Airport · Rock Springs, United States
- OSF — Ostafyevo International Airport · Moscow, Russia
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 OSF
- VKO · Vnukovo International Airport11 mi away
- DME · Domodedovo International Airport17 mi away
- BKA · Bykovo Airport23 mi away
- ZIA · Zhukovsky International Airport25 mi away
Frequently asked questions
How far is RKS from OSF?
The flight distance from Rock Springs (RKS) to Moscow (OSF) is 5,447 miles (8,765 km, 4,733 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RKS to OSF?
A nonstop flight takes about 11h 9m 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 Rock Springs and Moscow?
Moscow is 9 hours ahead of Rock Springs.
What is the cheapest way to fly from RKS to OSF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RKS–OSF that never appear on search engines, with no booking fees.