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SDF to BIR: distance & flight time
Louisville (Louisville International Standiford Field) → Biratnagar (Biratnagar Airport)
7,947 mi
12,789 km · 6,905 nm
16h 3m
estimated nonstop flight time
+9.8h
time difference · heading north
See live SDF→BIR fares Phone-only fares on this route — call free
Flight time details
7,947 miles nonstop takes roughly 16h 3m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9.8-hour time gain when reading arrival times on your ticket.
The two airports
- SDF — Louisville International Standiford Field · Louisville, 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 SDF
- LOU · Bowman Field5 mi away
- FTK · Godman Army Air Field22 mi away
- FFT · Capital City Airport45 mi away
- LEX · Blue Grass Airport62 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 SDF from BIR?
The flight distance from Louisville (SDF) to Biratnagar (BIR) is 7,947 miles (12,789 km, 6,905 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SDF to BIR?
A nonstop flight takes about 16h 3m 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 Louisville and Biratnagar?
Biratnagar is 9.8 hours ahead of Louisville.
What is the cheapest way to fly from SDF to BIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SDF–BIR that never appear on search engines, with no booking fees.