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KSK to BOS: distance & flight time
Karlskoga (Karlskoga Airport) → Boston (General Edward Lawrence Logan International Airport)
3,625 mi
5,834 km · 3,150 nm
7h 34m
estimated nonstop flight time
-6h
time difference · heading west
See live KSK→BOS fares Phone-only fares on this route — call free
Flight time details
3,625 miles nonstop takes roughly 7h 34m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- KSK — Karlskoga Airport · Karlskoga, Sweden
- BOS — General Edward Lawrence Logan International Airport · Boston, 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 KSK
- ORB · Örebro Airport21 mi away
- KSD · Karlstad Airport41 mi away
- HFS · Hagfors Airport57 mi away
- KVB · Skövde Airport64 mi away
Near BOS
- OWD · Norwood Memorial Airport15 mi away
- BED · Laurence G Hanscom Field16 mi away
- BVY · Beverly Municipal Airport16 mi away
- LWM · Lawrence Municipal Airport25 mi away
Frequently asked questions
How far is KSK from BOS?
The flight distance from Karlskoga (KSK) to Boston (BOS) is 3,625 miles (5,834 km, 3,150 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KSK to BOS?
A nonstop flight takes about 7h 34m 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 Karlskoga and Boston?
Boston is 6 hours behind Karlskoga.
What is the cheapest way to fly from KSK to BOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KSK–BOS that never appear on search engines, with no booking fees.