KLS

Medium airport · Kelso, United States

Southwest Washington Regional Airport

Southwest Washington Regional Airport is a medium airport serving Kelso, United States. Its IATA code is KLS. Its ICAO code is KKLS. It has 1 runway, longest 4,391 ft (ASP). Elevation 20 ft.

IATA KLSICAO KKLS1 runway, longest 4,391 ft (ASP)United StatesMedium airport

No freely licensed photograph of this airport is in our library yet — rather than borrow a picture of somewhere else, this profile leads with its verified facts.

Airport facts

LocationKelso, United States
IATA codeKLS
ICAO codeKKLS
TypeMedium airport
Runways1 runway, longest 4,391 ft (ASP)
Elevation20 ft
Coordinates46.1180° N, 122.8980° W

Every fact above is taken from the sources listed below; anything no source states is left blank rather than guessed.

Official website: http://www.kelso.gov/Departments%20%2526%20Services/Airport — the airport's own site has the current flight and visiting information.

National parks near this airport

National parks close to Southwest Washington Regional Airport, by straight-line distance — each link opens its profile on our sister site National Park Profiles.

Airports nearby

The closest airports in this library, by straight-line distance.

More airports in United States

More medium airports

Frequently asked questions

What is the airport code for Southwest Washington Regional Airport?

Southwest Washington Regional Airport — its IATA code is KLS and its ICAO code is KKLS.

Where is Southwest Washington Regional Airport located?

Southwest Washington Regional Airport serves Kelso, United States. Its coordinates are 46.1180° N, 122.8980° W.

How high is Southwest Washington Regional Airport?

Southwest Washington Regional Airport sits at 20 feet above sea level.

Sources

Page last updated 13 November 2026.