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RKS to BIR: distance & flight time
Rock Springs (Southwest Wyoming Regional Airport) → Biratnagar (Biratnagar Airport)
7,619 mi
12,261 km · 6,620 nm
15h 24m
estimated nonstop flight time
+11.8h
time difference · heading north
See live RKS→BIR fares Phone-only fares on this route — call free
Flight time details
7,619 miles nonstop takes roughly 15h 24m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11.8-hour time gain when reading arrival times on your ticket.
The two airports
- RKS — Southwest Wyoming Regional Airport · Rock Springs, United States
- BIR — Biratnagar Airport · Biratnagar, Nepal
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 BIR
- RJB · Rajbiraj Airport33 mi away
- BHP · Bhojpur Airport48 mi away
- BDP · Bhadrapur Airport51 mi away
- TMI · Tumling Tar Airport58 mi away
Frequently asked questions
How far is RKS from BIR?
The flight distance from Rock Springs (RKS) to Biratnagar (BIR) is 7,619 miles (12,261 km, 6,620 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RKS to BIR?
A nonstop flight takes about 15h 24m 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 Biratnagar?
Biratnagar is 11.8 hours ahead of Rock Springs.
What is the cheapest way to fly from RKS to BIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RKS–BIR that never appear on search engines, with no booking fees.