Need help booking?
Unpublished phone-only deals available
BOI to BES: distance & flight time
Boise (Boise Air Terminal/Gowen Field) → Brest (Brest Bretagne Airport)
4,857 mi
7,816 km · 4,220 nm
9h 59m
estimated nonstop flight time
+8h
time difference · heading northeast
See live BOI→BES fares Phone-only fares on this route — call free
Flight time details
4,857 miles nonstop takes roughly 9h 59m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- BOI — Boise Air Terminal/Gowen Field · Boise, United States
- BES — Brest Bretagne Airport · Brest, France
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 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
Near BES
- LDV · Landivisiau Air Base13 mi away
- MXN · Morlaix-Ploujean Airport30 mi away
- UIP · Quimper-Cornouaille Airport35 mi away
- LAI · Lannion-Côte de Granit Airport48 mi away
Frequently asked questions
How far is BOI from BES?
The flight distance from Boise (BOI) to Brest (BES) is 4,857 miles (7,816 km, 4,220 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BOI to BES?
A nonstop flight takes about 9h 59m 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 Boise and Brest?
Brest is 8 hours ahead of Boise.
What is the cheapest way to fly from BOI to BES?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BOI–BES that never appear on search engines, with no booking fees.