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YSH to BOI: distance & flight time
Smiths Falls (Smiths Falls-Montague (Russ Beach) Airport) → Boise (Boise Air Terminal/Gowen Field)
1,975 mi
3,179 km · 1,716 nm
4h 20m
estimated nonstop flight time
—
time difference · heading west
See live YSH→BOI fares Phone-only fares on this route — call free
Flight time details
1,975 miles nonstop takes roughly 4h 20m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- YSH — Smiths Falls-Montague (Russ Beach) Airport · Smiths Falls, Canada
- 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 YSH
- YOW · Ottawa Macdonald-Cartier International Airport29 mi away
- OGS · Ogdensburg International Airport30 mi away
- YRO · Ottawa / Rockcliffe Airport38 mi away
- YND · Ottawa / Gatineau Airport44 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 YSH from BOI?
The flight distance from Smiths Falls (YSH) to Boise (BOI) is 1,975 miles (3,179 km, 1,716 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YSH to BOI?
A nonstop flight takes about 4h 20m 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 cheapest way to fly from YSH to BOI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YSH–BOI that never appear on search engines, with no booking fees.