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STK to BIR: distance & flight time
Sterling (Sterling Municipal Airport) → Biratnagar (Biratnagar Airport)
7,752 mi
12,475 km · 6,736 nm
15h 40m
estimated nonstop flight time
+11.8h
time difference · heading north
See live STK→BIR fares Phone-only fares on this route — call free
Flight time details
7,752 miles nonstop takes roughly 15h 40m 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
- STK — Sterling Municipal Airport · Sterling, 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 STK
- AKO · Colorado Plains Regional Airport30 mi away
- SNY · Sidney Municipal-Lloyd W Carr Field37 mi away
- DEN · Denver International Airport91 mi away
- GXY · Greeley–Weld County Airport73 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 STK from BIR?
The flight distance from Sterling (STK) to Biratnagar (BIR) is 7,752 miles (12,475 km, 6,736 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STK to BIR?
A nonstop flight takes about 15h 40m 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 Sterling and Biratnagar?
Biratnagar is 11.8 hours ahead of Sterling.
What is the cheapest way to fly from STK to BIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STK–BIR that never appear on search engines, with no booking fees.