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WBU to IAG: distance & flight time
Boulder (Boulder Municipal Airport) → Niagara Falls (Niagara Falls International Airport)
1,369 mi
2,203 km · 1,190 nm
3h 27m
estimated nonstop flight time
+2h
time difference · heading east
See live WBU→IAG fares Phone-only fares on this route — call free
Flight time details
1,369 miles nonstop takes roughly 3h 27m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- WBU — Boulder Municipal Airport · Boulder, United States
- IAG — Niagara Falls International Airport · Niagara Falls, 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 WBU
- DEN · Denver International Airport32 mi away
- BJC · Rocky Mountain Metropolitan Airport11 mi away
- FNL · Northern Colorado Regional Airport31 mi away
- BFK · Buckley Air Force Base34 mi away
Near IAG
- YYZ · Lester B. Pearson International Airport52 mi away
- YCM · Niagara District Airport13 mi away
- BUF · Buffalo Niagara International Airport16 mi away
- DU9 · Dunnville Airport37 mi away
Frequently asked questions
How far is WBU from IAG?
The flight distance from Boulder (WBU) to Niagara Falls (IAG) is 1,369 miles (2,203 km, 1,190 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from WBU to IAG?
A nonstop flight takes about 3h 27m 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 Boulder and Niagara Falls?
Niagara Falls is 2 hours ahead of Boulder.
What is the cheapest way to fly from WBU to IAG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on WBU–IAG that never appear on search engines, with no booking fees.