Southwest Washington Regional Airport (KKLS)
Medium airport · Kelso, Washington, United States
Airport data
| Name | Southwest Washington Regional Airport |
|---|---|
| ICAO | KKLS |
| IATA | KLS |
| Elevation | 20 ft (6 m) above mean sea level |
| Coordinates | N 46°7'5" W 122°53'53" 46.11800, -122.89800 |
| Location | Kelso, Washington, United States |
| Scheduled service | No |
Runways
| Runway | Length | Width | Surface | Lighted |
|---|---|---|---|---|
| 12/30 | 4,391 ft (1338 m) | 100 ft | ASP | Yes |
Southwest Washington Regional Airport at a glance
Southwest Washington Regional Airport is a medium airport in Kelso, Washington, United States, known to airline systems as KLS. The field elevation of 20 ft (6 m) is the number every arriving pilot dials against QNH — circuit heights and initial approach altitudes at KKLS are all figured from it. There is no scheduled airline service listed here — typical traffic is general aviation, training and local operations.
The single runway, 12/30, offers 4,391 ft (1338 m) of asp surface, with runway lighting for night operations. Runway numbers give magnetic orientation: runway 12 points roughly 120° magnetic.
For the weather side of planning, the live METAR and TAF page for KKLS shows the current observation decoded line by line — wind on an instrument dial, visibility, cloud layers and the resulting flight rules — refreshed continuously from official sources.
Nearest airports to Southwest Washington Regional Airport
Distances are great-circle, measured from the field reference point — planning distances along airways or roads will run longer.
| Airport | Code | Distance |
|---|---|---|
| Portland International Airport | KPDX | 63 km (34 NM) |
| Portland Hillsboro Airport | KHIO | 64 km (35 NM) |
| Portland Troutdale Airport | KTTD | 74 km (40 NM) |
| Astoria Regional Airport | KAST | 76 km (41 NM) |
| Olympia Regional Airport | KOLM | 95 km (51 NM) |
Flight-planning notes for Southwest Washington Regional Airport
Density altitude is the quiet performance-killer at any field: on a hot day the 20 ft field elevation of Southwest Washington Regional Airport can translate into a substantially higher density altitude, stretching take-off rolls and flattening climb rates — run the numbers rather than trusting the feel of a standard day. Expect published instrument procedures, controlled airspace and clearance requirements; slots and handling may apply to general aviation traffic.
This entry is one of 917 airports and airfields we list for United States — the country index on the airports hub links the rest. Coordinates above are given in both DMS and decimal degrees so they can go straight into a GPS, a flight planner or a chart plot without conversion.
Where this data comes from
The reference layer behind this page builds on the OurAirports dataset — a public-domain, community-maintained register of the world's airports that many flight planners and apps rely on — with equity records preserved from documented historical listings where the dataset is silent. Figures are carried as published: elevations as surveyed, coordinates as filed, runway dimensions as recorded. Nothing is estimated to fill a gap, and the whole layer regenerates from source on every site build, so corrections upstream arrive here automatically.
Frequently asked questions about Southwest Washington Regional Airport
What is the ICAO code of Southwest Washington Regional Airport?
The ICAO identifier of Southwest Washington Regional Airport is KKLS, and its IATA code is KLS. The ICAO code is the one used in flight plans, METAR reports and aeronautical charts.
How high is Southwest Washington Regional Airport above sea level?
Southwest Washington Regional Airport sits at an elevation of 20 feet (6 metres) above mean sea level. Field elevation is the reference for pattern altitudes and for setting the altimeter on the ground.
Where exactly is Southwest Washington Regional Airport located?
The airport lies at 46.1180, -122.8980 — in Kelso, Washington, United States, in the northern hemisphere. The closest listed field is Portland International Airport, about 63 km away.
Does KKLS publish METAR weather reports?
Where the station reports, the current METAR and TAF for KKLS appear on its live weather page on this site, refreshed continuously from the US NWS Aviation Weather Center feed.
How long is the runway at Southwest Washington Regional Airport?
Southwest Washington Regional Airport has one runway. The longest, 12/30, measures 4,391 ft (1338 m) with a ASP surface.