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CSM to BIR: distance & flight time
Clinton (Clinton Sherman Airport) → Biratnagar (Biratnagar Airport)
8,145 mi
13,107 km · 7,077 nm
16h 26m
estimated nonstop flight time
+10.8h
time difference · heading north
See live CSM→BIR fares Phone-only fares on this route — call free
Flight time details
8,145 miles nonstop takes roughly 16h 26m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10.8-hour time gain when reading arrival times on your ticket.
The two airports
- CSM — Clinton Sherman Airport · Clinton, 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 CSM
- HBR · Hobart Regional Airport26 mi away
- LTS · Altus Air Force Base47 mi away
- FSI · Henry Post Army Air Field (Fort Sill)66 mi away
- LAW · Lawton Fort Sill Regional Airport69 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 CSM from BIR?
The flight distance from Clinton (CSM) to Biratnagar (BIR) is 8,145 miles (13,107 km, 7,077 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CSM to BIR?
A nonstop flight takes about 16h 26m 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 Clinton and Biratnagar?
Biratnagar is 10.8 hours ahead of Clinton.
What is the cheapest way to fly from CSM to BIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CSM–BIR that never appear on search engines, with no booking fees.