Need help booking?
Unpublished phone-only deals available
KLS to YSU: distance & flight time
Kelso (Southwest Washington Regional Airport) → Summerside (Summerside Airport)
2,752 mi
4,430 km · 2,392 nm
5h 52m
estimated nonstop flight time
+4h
time difference · heading northeast
See live KLS→YSU fares Phone-only fares on this route — call free
Flight time details
2,752 miles nonstop takes roughly 5h 52m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time gain when reading arrival times on your ticket.
The two airports
- KLS — Southwest Washington Regional Airport · Kelso, United States
- YSU — Summerside Airport · Summerside, Canada
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 YSU
- YYG · Charlottetown Airport36 mi away
- YQM · Greater Moncton International Airport46 mi away
- YCH · Miramichi Airport86 mi away
- YHZ · Halifax / Stanfield International Airport109 mi away
Frequently asked questions
How far is KLS from YSU?
The flight distance from Kelso (KLS) to Summerside (YSU) is 2,752 miles (4,430 km, 2,392 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KLS to YSU?
A nonstop flight takes about 5h 52m 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 Summerside?
Summerside is 4 hours ahead of Kelso.
What is the cheapest way to fly from KLS to YSU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KLS–YSU that never appear on search engines, with no booking fees.