Need help booking?
Unpublished phone-only deals available
ASH to KUH: distance & flight time
Nashua (Boire Field) → Kushiro (Kushiro Airport)
6,108 mi
9,829 km · 5,307 nm
12h 27m
estimated nonstop flight time
+13h
time difference · heading northwest
See live ASH→KUH fares Phone-only fares on this route — call free
Flight time details
6,108 miles nonstop takes roughly 12h 27m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- ASH — Boire Field · Nashua, United States
- KUH — Kushiro Airport · Kushiro, Japan
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 ASH
- BOS · General Edward Lawrence Logan International Airport39 mi away
- MHT · Manchester-Boston Regional Airport11 mi away
- LWM · Lawrence Municipal Airport20 mi away
- BED · Laurence G Hanscom Field24 mi away
Near KUH
- SHB · Nakashibetsu Airport53 mi away
- OBO · Tokachi-Obihiro Airport54 mi away
- MMB · Memanbetsu Airport58 mi away
- MBE · Monbetsu Airport96 mi away
Frequently asked questions
How far is ASH from KUH?
The flight distance from Nashua (ASH) to Kushiro (KUH) is 6,108 miles (9,829 km, 5,307 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ASH to KUH?
A nonstop flight takes about 12h 27m 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 Nashua and Kushiro?
Kushiro is 13 hours ahead of Nashua.
What is the cheapest way to fly from ASH to KUH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ASH–KUH that never appear on search engines, with no booking fees.