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BIR to NAK: distance & flight time
Biratnagar (Biratnagar Airport) → Nakhon Ratchasima (Nakhon Ratchasima Airport)
1,255 mi
2,020 km · 1,091 nm
3h 12m
estimated nonstop flight time
+1.3h
time difference · heading southeast
See live BIR→NAK fares Phone-only fares on this route — call free
Flight time details
1,255 miles nonstop takes roughly 3h 12m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1.3-hour time gain when reading arrival times on your ticket.
The two airports
- BIR — Biratnagar Airport · Biratnagar, Nepal
- NAK — Nakhon Ratchasima Airport · Nakhon Ratchasima, Thailand
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 NAK
- BFV · Buri Ram Airport66 mi away
- PXR · Surin Airport79 mi away
- KKC · Khon Kaen Airport109 mi away
- ROI · Roi Et Airport126 mi away
Frequently asked questions
How far is BIR from NAK?
The flight distance from Biratnagar (BIR) to Nakhon Ratchasima (NAK) is 1,255 miles (2,020 km, 1,091 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BIR to NAK?
A nonstop flight takes about 3h 12m 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 Nakhon Ratchasima?
Nakhon Ratchasima is 1.3 hours ahead of Biratnagar.
What is the cheapest way to fly from BIR to NAK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BIR–NAK that never appear on search engines, with no booking fees.