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DEN to BOI: distance & flight time
Denver (Denver International Airport) → Boise (Boise Air Terminal/Gowen Field)
648 mi
1,042 km · 563 nm
1h 52m
estimated nonstop flight time
Same time
time difference · heading northwest
See live DEN→BOI fares Phone-only fares on this route — call free
Flight time details
648 miles nonstop takes roughly 1h 52m gate to gate, flying northwest. 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
- DEN — Denver International Airport · Denver, 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 DEN
- BFK · Buckley Air Force Base12 mi away
- APA · Centennial Airport22 mi away
- BJC · Rocky Mountain Metropolitan Airport24 mi away
- WBU · Boulder Municipal Airport32 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 DEN from BOI?
The flight distance from Denver (DEN) to Boise (BOI) is 648 miles (1,042 km, 563 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DEN to BOI?
A nonstop flight takes about 1h 52m 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 DEN to BOI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DEN–BOI that never appear on search engines, with no booking fees.