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SIR to KNF: distance & flight time
Sion (Sion Airport) → Marham (RAF Marham)
538 mi
866 km · 468 nm
1h 38m
estimated nonstop flight time
-1h
time difference · heading northwest
See live SIR→KNF fares Phone-only fares on this route — call free
Flight time details
538 miles nonstop takes roughly 1h 38m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- SIR — Sion Airport · Sion, Switzerland
- KNF — RAF Marham · Marham, 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 SIR
- AOT · Aosta Airport33 mi away
- QLS · Lausanne-Blécherette Airport41 mi away
- ZIN · Interlaken Air Base41 mi away
- MVV · Megève Airport43 mi away
Near KNF
- LKZ · RAF Lakenheath17 mi away
- MHZ · RAF Mildenhall20 mi away
- BEQ · RAF Honington23 mi away
- NWI · Norwich International Airport31 mi away
Frequently asked questions
How far is SIR from KNF?
The flight distance from Sion (SIR) to Marham (KNF) is 538 miles (866 km, 468 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIR to KNF?
A nonstop flight takes about 1h 38m 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 Sion and Marham?
Marham is 1 hour behind Sion.
What is the cheapest way to fly from SIR to KNF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIR–KNF that never appear on search engines, with no booking fees.