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FNT to SIR: distance & flight time

Flint (Bishop International Airport) → Sion (Sion Airport)

4,225 mi
6,799 km · 3,671 nm
8h 45m
estimated nonstop flight time
+6h
time difference · heading northeast
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Flight time details

4,225 miles nonstop takes roughly 8h 45m 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.

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The two airports

Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.

Alternate airports can cut this fare

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Frequently asked questions

How far is FNT from SIR?

The flight distance from Flint (FNT) to Sion (SIR) is 4,225 miles (6,799 km, 3,671 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from FNT to SIR?

A nonstop flight takes about 8h 45m 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 Flint and Sion?

Sion is 6 hours ahead of Flint.

What is the cheapest way to fly from FNT to SIR?

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FNT–SIR that never appear on search engines, with no booking fees.
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