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CGN to BTM: distance & flight time
Cologne (Cologne Bonn Airport) → Butte (Bert Mooney Airport)
4,843 mi
7,794 km · 4,208 nm
9h 58m
estimated nonstop flight time
-8h
time difference · heading northwest
See live CGN→BTM fares Phone-only fares on this route — call free
Flight time details
4,843 miles nonstop takes roughly 9h 58m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time set-back when reading arrival times on your ticket.
The two airports
- CGN — Cologne Bonn Airport · Cologne, Germany
- BTM — Bert Mooney Airport · Butte, United States
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 CGN
- BNJ · Bonn-Hangelar Airport7 mi away
- DUS · Düsseldorf Airport34 mi away
- MGL · Mönchengladbach Airport37 mi away
- ESS · Essen Mulheim Airport38 mi away
Near BTM
- HLN · Helena Regional Airport51 mi away
- BZN · Gallatin Field66 mi away
- SMN · Lemhi County Airport88 mi away
- LVM · Mission Field100 mi away
Frequently asked questions
How far is CGN from BTM?
The flight distance from Cologne (CGN) to Butte (BTM) is 4,843 miles (7,794 km, 4,208 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CGN to BTM?
A nonstop flight takes about 9h 58m 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 Cologne and Butte?
Butte is 8 hours behind Cologne.
What is the cheapest way to fly from CGN to BTM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CGN–BTM that never appear on search engines, with no booking fees.