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KLS to ITH: distance & flight time
Kelso (Southwest Washington Regional Airport) → Ithaca (Ithaca Tompkins Regional Airport)
2,277 mi
3,664 km · 1,979 nm
4h 56m
estimated nonstop flight time
+3h
time difference · heading east
See live KLS→ITH fares Phone-only fares on this route — call free
Flight time details
2,277 miles nonstop takes roughly 4h 56m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- KLS — Southwest Washington Regional Airport · Kelso, United States
- ITH — Ithaca Tompkins Regional Airport · Ithaca, 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 ITH
- BGM · Greater Binghamton/Edwin A Link field31 mi away
- ELM · Elmira Corning Regional Airport32 mi away
- SYR · Syracuse Hancock International Airport46 mi away
- RME · Griffiss International Airport74 mi away
Frequently asked questions
How far is KLS from ITH?
The flight distance from Kelso (KLS) to Ithaca (ITH) is 2,277 miles (3,664 km, 1,979 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KLS to ITH?
A nonstop flight takes about 4h 56m 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 Kelso and Ithaca?
Ithaca is 3 hours ahead of Kelso.
What is the cheapest way to fly from KLS to ITH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KLS–ITH that never appear on search engines, with no booking fees.