Need help booking?

Unpublished phone-only deals available

KLS to BTM: distance & flight time

Kelso (Southwest Washington Regional Airport) → Butte (Bert Mooney Airport)

499 mi
803 km · 433 nm
1h 33m
estimated nonstop flight time
+1h
time difference · heading east
See live KLSBTM fares Phone-only fares on this route — call free

Flight time details

499 miles nonstop takes roughly 1h 33m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.

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

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.

Frequently asked questions

How far is KLS from BTM?

The flight distance from Kelso (KLS) to Butte (BTM) is 499 miles (803 km, 433 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from KLS to BTM?

A nonstop flight takes about 1h 33m 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 Kelso and Butte?

Butte is 1 hour ahead of Kelso.

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

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KLS–BTM that never appear on search engines, with no booking fees.
Keep exploring:BTM to KLS Airports near KLS Airports near BTM Time difference KLSBTM Distance calculator