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SQL to KLS: distance & flight time
San Carlos (San Carlos Airport) → Kelso (Southwest Washington Regional Airport)
596 mi
958 km · 518 nm
1h 46m
estimated nonstop flight time
Same time
time difference · heading north
See live SQL→KLS fares Phone-only fares on this route — call free
Flight time details
596 miles nonstop takes roughly 1h 46m 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
- SQL — San Carlos Airport · San Carlos, 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 SQL
- SFO · San Francisco International Airport10 mi away
- PAO · Palo Alto Airport of Santa Clara County8 mi away
- HWD · Hayward Executive Airport12 mi away
- NUQ · Moffett Federal Airfield13 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 SQL from KLS?
The flight distance from San Carlos (SQL) to Kelso (KLS) is 596 miles (958 km, 518 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SQL to KLS?
A nonstop flight takes about 1h 46m 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 SQL to KLS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SQL–KLS that never appear on search engines, with no booking fees.