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CAT to BTM: distance & flight time

Cascais (Cascais Airport) → Butte (Bert Mooney Airport)

4,902 mi
7,890 km · 4,260 nm
10h 5m
estimated nonstop flight time
-7h
time difference · heading northwest
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Flight time details

4,902 miles nonstop takes roughly 10h 5m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back 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 CAT from BTM?

The flight distance from Cascais (CAT) to Butte (BTM) is 4,902 miles (7,890 km, 4,260 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from CAT to BTM?

A nonstop flight takes about 10h 5m 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 Cascais and Butte?

Butte is 7 hours behind Cascais.

What is the cheapest way to fly from CAT to BTM?

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CAT–BTM that never appear on search engines, with no booking fees.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