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BIR to NHT: distance & flight time
Biratnagar (Biratnagar Airport) → Northolt (RAF Northolt)
4,711 mi
7,581 km · 4,093 nm
9h 42m
estimated nonstop flight time
-4.7h
time difference · heading northwest
See live BIR→NHT fares Phone-only fares on this route — call free
Flight time details
4,711 miles nonstop takes roughly 9h 42m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4.7-hour time set-back when reading arrival times on your ticket.
The two airports
- BIR — Biratnagar Airport · Biratnagar, Nepal
- NHT — RAF Northolt · Northolt, United Kingdom
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 NHT
- LHR · London Heathrow Airport6 mi away
- LGW · London Gatwick Airport30 mi away
- HYC · Wycombe Air Park17 mi away
- LCY · London City Airport21 mi away
Frequently asked questions
How far is BIR from NHT?
The flight distance from Biratnagar (BIR) to Northolt (NHT) is 4,711 miles (7,581 km, 4,093 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BIR to NHT?
A nonstop flight takes about 9h 42m 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 Northolt?
Northolt is 4.7 hours behind Biratnagar.
What is the cheapest way to fly from BIR to NHT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BIR–NHT that never appear on search engines, with no booking fees.