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SDM to KLS: distance & flight time
San Diego (Brown Field Municipal Airport) → Kelso (Southwest Washington Regional Airport)
987 mi
1,589 km · 858 nm
2h 37m
estimated nonstop flight time
Same time
time difference · heading north
See live SDM→KLS fares Phone-only fares on this route — call free
Flight time details
987 miles nonstop takes roughly 2h 37m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- SDM — Brown Field Municipal Airport · San Diego, 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 SDM
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 SDM from KLS?
The flight distance from San Diego (SDM) to Kelso (KLS) is 987 miles (1,589 km, 858 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SDM to KLS?
A nonstop flight takes about 2h 37m 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 cheapest way to fly from SDM to KLS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SDM–KLS that never appear on search engines, with no booking fees.