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OPO to BTM: distance & flight time

Porto (Francisco de Sá Carneiro Airport) → Butte (Bert Mooney Airport)

4,807 mi
7,736 km · 4,177 nm
9h 53m
estimated nonstop flight time
-7h
time difference · heading northwest
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Flight time details

4,807 miles nonstop takes roughly 9h 53m 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 OPO from BTM?

The flight distance from Porto (OPO) to Butte (BTM) is 4,807 miles (7,736 km, 4,177 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from OPO to BTM?

A nonstop flight takes about 9h 53m 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 Porto and Butte?

Butte is 7 hours behind Porto.

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

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OPO–BTM that never appear on search engines, with no booking fees.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