Need help booking?
Unpublished phone-only deals available
GAU to RCA: distance & flight time
Guwahati (Lokpriya Gopinath Bordoloi International Airport) → Rapid City (Ellsworth Air Force Base)
7,495 mi
12,062 km · 6,513 nm
15h 10m
estimated nonstop flight time
-11.5h
time difference · heading north
See live GAU→RCA fares Phone-only fares on this route — call free
Flight time details
7,495 miles nonstop takes roughly 15h 10m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11.5-hour time set-back when reading arrival times on your ticket.
The two airports
- GAU — Lokpriya Gopinath Bordoloi International Airport · Guwahati, India
- RCA — Ellsworth Air Force Base · Rapid City, 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 GAU
- SHL · Shillong Airport37 mi away
- ZYL · Osmany International Airport81 mi away
- TEZ · Tezpur Airport85 mi away
- GLU · Gelephu Airport88 mi away
Near RCA
- RAP · Rapid City Regional Airport7 mi away
- SPF · Black Hills Airport-Clyde Ice Field41 mi away
- CDR · Chadron Municipal Airport90 mi away
- GCC · Gillette Campbell County Airport121 mi away
Frequently asked questions
How far is GAU from RCA?
The flight distance from Guwahati (GAU) to Rapid City (RCA) is 7,495 miles (12,062 km, 6,513 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GAU to RCA?
A nonstop flight takes about 15h 10m 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 Guwahati and Rapid City?
Rapid City is 11.5 hours behind Guwahati.
What is the cheapest way to fly from GAU to RCA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GAU–RCA that never appear on search engines, with no booking fees.