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SEP to BOI: distance & flight time
Stephenville (Stephenville Clark Regional Airport) → Boise (Boise Air Terminal/Gowen Field)
1,253 mi
2,017 km · 1,089 nm
3h 11m
estimated nonstop flight time
-1h
time difference · heading northwest
See live SEP→BOI fares Phone-only fares on this route — call free
Flight time details
1,253 miles nonstop takes roughly 3h 11m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- SEP — Stephenville Clark Regional Airport · Stephenville, United States
- BOI — Boise Air Terminal/Gowen Field · Boise, 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 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
Near BOI
- MUO · Mountain Home Air Force Base40 mi away
- ONO · Ontario Municipal Airport50 mi away
- MYL · McCall Municipal Airport92 mi away
- SUN · Friedman Memorial Airport97 mi away
Frequently asked questions
How far is SEP from BOI?
The flight distance from Stephenville (SEP) to Boise (BOI) is 1,253 miles (2,017 km, 1,089 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SEP to BOI?
A nonstop flight takes about 3h 11m 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 Stephenville and Boise?
Boise is 1 hour behind Stephenville.
What is the cheapest way to fly from SEP to BOI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SEP–BOI that never appear on search engines, with no booking fees.