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CZL to BIR: distance & flight time
Constantine (Mohamed Boudiaf International Airport) → Biratnagar (Biratnagar Airport)
4,670 mi
7,516 km · 4,058 nm
9h 37m
estimated nonstop flight time
+4.8h
time difference · heading east
See live CZL→BIR fares Phone-only fares on this route — call free
Flight time details
4,670 miles nonstop takes roughly 9h 37m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4.8-hour time gain when reading arrival times on your ticket.
The two airports
- CZL — Mohamed Boudiaf International Airport · Constantine, Algeria
- 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 CZL
- BLJ · Batna Airport40 mi away
- GJL · Jijel Ferhat Abbas Airport55 mi away
- QSF · Ain Arnat Airport73 mi away
- AAE · Rabah Bitat Airport76 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 CZL from BIR?
The flight distance from Constantine (CZL) to Biratnagar (BIR) is 4,670 miles (7,516 km, 4,058 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CZL to BIR?
A nonstop flight takes about 9h 37m 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 Constantine and Biratnagar?
Biratnagar is 4.8 hours ahead of Constantine.
What is the cheapest way to fly from CZL to BIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CZL–BIR that never appear on search engines, with no booking fees.