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FLV to KLS: distance & flight time
Fort Leavenworth (Sherman Army Air Field) → Kelso (Southwest Washington Regional Airport)
1,486 mi
2,391 km · 1,291 nm
3h 42m
estimated nonstop flight time
-2h
time difference · heading northwest
See live FLV→KLS fares Phone-only fares on this route — call free
Flight time details
1,486 miles nonstop takes roughly 3h 42m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- FLV — Sherman Army Air Field · Fort Leavenworth, United States
- KLS — Southwest Washington Regional Airport · Kelso, 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 FLV
- MCI · Kansas City International Airport12 mi away
- MKC · Charles B. Wheeler Downtown Airport24 mi away
- STJ · Rosecrans Memorial Airport28 mi away
- LWC · Lawrence Municipal Airport29 mi away
Near KLS
- PDX · Portland International Airport39 mi away
- CLS · Chehalis Centralia Airport39 mi away
- HIO · Portland Hillsboro Airport40 mi away
- TTD · Portland Troutdale Airport46 mi away
Frequently asked questions
How far is FLV from KLS?
The flight distance from Fort Leavenworth (FLV) to Kelso (KLS) is 1,486 miles (2,391 km, 1,291 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FLV to KLS?
A nonstop flight takes about 3h 42m 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 Fort Leavenworth and Kelso?
Kelso is 2 hours behind Fort Leavenworth.
What is the cheapest way to fly from FLV to KLS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FLV–KLS that never appear on search engines, with no booking fees.