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BIR to YSM: distance & flight time
Biratnagar (Biratnagar Airport) → Fort Smith (Fort Smith Airport)
6,361 mi
10,237 km · 5,528 nm
12h 56m
estimated nonstop flight time
-11.7h
time difference · heading north
See live BIR→YSM fares Phone-only fares on this route — call free
Flight time details
6,361 miles nonstop takes roughly 12h 56m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11.7-hour time set-back when reading arrival times on your ticket.
The two airports
- BIR — Biratnagar Airport · Biratnagar, Nepal
- YSM — Fort Smith Airport · Fort Smith, Canada
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 BIR
- RJB · Rajbiraj Airport33 mi away
- BHP · Bhojpur Airport48 mi away
- BDP · Bhadrapur Airport51 mi away
- TMI · Tumling Tar Airport58 mi away
Near YSM
- YPY · Fort Chipewyan Airport92 mi away
- YFR · Fort Resolution Airport99 mi away
- YBE · Uranium City Airport125 mi away
- YHY · Hay River / Merlyn Carter Airport142 mi away
Frequently asked questions
How far is BIR from YSM?
The flight distance from Biratnagar (BIR) to Fort Smith (YSM) is 6,361 miles (10,237 km, 5,528 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BIR to YSM?
A nonstop flight takes about 12h 56m 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 Biratnagar and Fort Smith?
Fort Smith is 11.7 hours behind Biratnagar.
What is the cheapest way to fly from BIR to YSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BIR–YSM that never appear on search engines, with no booking fees.