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SAT to KLS: distance & flight time
San Antonio (San Antonio International Airport) → Kelso (Southwest Washington Regional Airport)
1,745 mi
2,808 km · 1,516 nm
3h 53m
estimated nonstop flight time
-2h
time difference · heading northwest
See live SAT→KLS fares Phone-only fares on this route — call free
Flight time details
1,745 miles nonstop takes roughly 3h 53m 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
- SAT — San Antonio International Airport · San Antonio, 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 SAT
- RND · Randolph Air Force Base11 mi away
- SKF · Lackland Air Force Base12 mi away
- SSF · Stinson Municipal Airport14 mi away
- AUS · Austin Bergstrom International Airport66 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 SAT from KLS?
The flight distance from San Antonio (SAT) to Kelso (KLS) is 1,745 miles (2,808 km, 1,516 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SAT to KLS?
A nonstop flight takes about 3h 53m 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 San Antonio and Kelso?
Kelso is 2 hours behind San Antonio.
What is the cheapest way to fly from SAT to KLS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SAT–KLS that never appear on search engines, with no booking fees.