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DBQ to SIR: distance & flight time
Dubuque IA (Dubuque Regional Airport) → Sion (Sion Airport)
4,522 mi
7,278 km · 3,930 nm
9h 20m
estimated nonstop flight time
+7h
time difference · heading northeast
See live DBQ→SIR fares Phone-only fares on this route — call free
Flight time details
4,522 miles nonstop takes roughly 9h 20m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- DBQ — Dubuque Regional Airport · Dubuque IA, United States
- SIR — Sion Airport · Sion, 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 DBQ
- CWI · Clinton Municipal Airport44 mi away
- PCD · Prairie Du Chien Municipal Airport48 mi away
- LNR · Tri-County Regional Airport62 mi away
- CID · The Eastern Iowa Airport63 mi away
Near SIR
- AOT · Aosta Airport33 mi away
- QLS · Lausanne-Blécherette Airport41 mi away
- ZIN · Interlaken Air Base41 mi away
- MVV · Megève Airport43 mi away
Frequently asked questions
How far is DBQ from SIR?
The flight distance from Dubuque IA (DBQ) to Sion (SIR) is 4,522 miles (7,278 km, 3,930 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DBQ to SIR?
A nonstop flight takes about 9h 20m 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 Dubuque IA and Sion?
Sion is 7 hours ahead of Dubuque IA.
What is the cheapest way to fly from DBQ to SIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DBQ–SIR that never appear on search engines, with no booking fees.