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KLS to OLS: distance & flight time
Kelso (Southwest Washington Regional Airport) → Nogales (Nogales International Airport)
1,202 mi
1,935 km · 1,045 nm
3h 5m
estimated nonstop flight time
Same time
time difference · heading southeast
See live KLS→OLS fares Phone-only fares on this route — call free
Flight time details
1,202 miles nonstop takes roughly 3h 5m gate to gate, flying southeast. 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
- KLS — Southwest Washington Regional Airport · Kelso, United States
- OLS — Nogales International Airport · Nogales, 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 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
Near OLS
- NOG · Nogales International Airport15 mi away
- FHU · Sierra Vista Municipal Libby Army Air Field32 mi away
- TUS · Tucson International Airport49 mi away
- DMA · Davis Monthan Air Force Base52 mi away
Frequently asked questions
How far is KLS from OLS?
The flight distance from Kelso (KLS) to Nogales (OLS) is 1,202 miles (1,935 km, 1,045 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KLS to OLS?
A nonstop flight takes about 3h 5m 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 KLS to OLS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KLS–OLS that never appear on search engines, with no booking fees.