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PSM to ZIN: distance & flight time
Portsmouth (Portsmouth International at Pease Airport) → Interlaken (Interlaken Air Base)
3,695 mi
5,947 km · 3,211 nm
7h 43m
estimated nonstop flight time
+6h
time difference · heading northeast
See live PSM→ZIN fares Phone-only fares on this route — call free
Flight time details
3,695 miles nonstop takes roughly 7h 43m 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
- ZIN — Interlaken Air Base · Interlaken, Switzerland
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 ZIN
- BRN · Bern Belp Airport24 mi away
- BXO · Buochs Airport32 mi away
- EML · Emmen Air Base35 mi away
- SIR · Sion Airport41 mi away
Frequently asked questions
How far is PSM from ZIN?
The flight distance from Portsmouth (PSM) to Interlaken (ZIN) is 3,695 miles (5,947 km, 3,211 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PSM to ZIN?
A nonstop flight takes about 7h 43m 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 Interlaken?
Interlaken is 6 hours ahead of Portsmouth.
What is the cheapest way to fly from PSM to ZIN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PSM–ZIN that never appear on search engines, with no booking fees.