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LLY to BOI: distance & flight time
Mount Holly (South Jersey Regional Airport) → Boise (Boise Air Terminal/Gowen Field)
2,125 mi
3,420 km · 1,847 nm
4h 38m
estimated nonstop flight time
-2h
time difference · heading west
See live LLY→BOI fares Phone-only fares on this route — call free
Flight time details
2,125 miles nonstop takes roughly 4h 38m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- LLY — South Jersey Regional Airport · Mount Holly, 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 LLY
- PHL · Philadelphia International Airport22 mi away
- PNE · Northeast Philadelphia Airport13 mi away
- WRI · Mc Guire Air Force Base14 mi away
- TTN · Trenton Mercer Airport23 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 LLY from BOI?
The flight distance from Mount Holly (LLY) to Boise (BOI) is 2,125 miles (3,420 km, 1,847 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LLY to BOI?
A nonstop flight takes about 4h 38m 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 Mount Holly and Boise?
Boise is 2 hours behind Mount Holly.
What is the cheapest way to fly from LLY to BOI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LLY–BOI that never appear on search engines, with no booking fees.