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KIJ to SEP: distance & flight time
Niigata (Niigata Airport) → Stephenville (Stephenville Clark Regional Airport)
6,347 mi
10,215 km · 5,516 nm
12h 55m
estimated nonstop flight time
-14h
time difference · heading northeast
See live KIJ→SEP fares Phone-only fares on this route — call free
Flight time details
6,347 miles nonstop takes roughly 12h 55m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- KIJ — Niigata Airport · Niigata, Japan
- SEP — Stephenville Clark Regional Airport · Stephenville, 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 KIJ
- SDS · Sado Airport39 mi away
- SYO · Shonai Airport69 mi away
- GAJ · Yamagata Airport75 mi away
- FKS · Fukushima Airport88 mi away
Near SEP
- MWL · Mineral Wells Airport40 mi away
- DFW · Dallas Fort Worth International Airport81 mi away
- BKD · Stephens County Airport54 mi away
- FWH · NAS Fort Worth JRB/Carswell Field57 mi away
Frequently asked questions
How far is KIJ from SEP?
The flight distance from Niigata (KIJ) to Stephenville (SEP) is 6,347 miles (10,215 km, 5,516 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KIJ to SEP?
A nonstop flight takes about 12h 55m 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 Niigata and Stephenville?
Stephenville is 14 hours behind Niigata.
What is the cheapest way to fly from KIJ to SEP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KIJ–SEP that never appear on search engines, with no booking fees.