Need help booking?
Unpublished phone-only deals available
PSM to BNX: distance & flight time
Portsmouth (Portsmouth International at Pease Airport) → Banja Luka (Banja Luka International Airport)
4,148 mi
6,676 km · 3,605 nm
8h 36m
estimated nonstop flight time
+6h
time difference · heading northeast
See live PSM→BNX fares Phone-only fares on this route — call free
Flight time details
4,148 miles nonstop takes roughly 8h 36m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- PSM — Portsmouth International at Pease Airport · Portsmouth, United States
- BNX — Banja Luka International Airport · Banja Luka, Bosnia and Herzegovina
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 PSM
- BOS · General Edward Lawrence Logan International Airport50 mi away
- LWM · Lawrence Municipal Airport29 mi away
- MHT · Manchester-Boston Regional Airport33 mi away
- BVY · Beverly Municipal Airport34 mi away
Near BNX
- TZL · Tuzla International Airport78 mi away
- ZAG · Zagreb Airport81 mi away
- OSI · Osijek Airport82 mi away
- PEV · Pécs-Pogány Airport86 mi away
Frequently asked questions
How far is PSM from BNX?
The flight distance from Portsmouth (PSM) to Banja Luka (BNX) is 4,148 miles (6,676 km, 3,605 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PSM to BNX?
A nonstop flight takes about 8h 36m 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 Portsmouth and Banja Luka?
Banja Luka is 6 hours ahead of Portsmouth.
What is the cheapest way to fly from PSM to BNX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PSM–BNX that never appear on search engines, with no booking fees.