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IAD to BZN: distance & flight time
Washington (Washington Dulles International Airport) → Bozeman (Gallatin Field)
1,769 mi
2,848 km · 1,538 nm
3h 56m
estimated nonstop flight time
-2h
time difference · heading northwest
See live IAD→BZN fares Phone-only fares on this route — call free
Flight time details
1,769 miles nonstop takes roughly 3h 56m gate to gate, flying northwest. 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
- IAD — Washington Dulles International Airport · Washington, United States
- BZN — Gallatin Field · Bozeman, 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 IAD
Near BZN
- LVM · Mission Field34 mi away
- BTM · Bert Mooney Airport66 mi away
- HLN · Helena Regional Airport70 mi away
- WYS · Yellowstone Airport75 mi away
Frequently asked questions
How far is IAD from BZN?
The flight distance from Washington (IAD) to Bozeman (BZN) is 1,769 miles (2,848 km, 1,538 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAD to BZN?
A nonstop flight takes about 3h 56m 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 Washington and Bozeman?
Bozeman is 2 hours behind Washington.
What is the cheapest way to fly from IAD to BZN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAD–BZN that never appear on search engines, with no booking fees.