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TYS to IAG: distance & flight time
Knoxville (McGhee Tyson Airport) → Niagara Falls (Niagara Falls International Airport)
571 mi
919 km · 496 nm
1h 43m
estimated nonstop flight time
Same time
time difference · heading northeast
See live TYS→IAG fares Phone-only fares on this route — call free
Flight time details
571 miles nonstop takes roughly 1h 43m gate to gate, flying northeast. 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
- TYS — McGhee Tyson Airport · Knoxville, 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 TYS
- MMI · McMinn County Airport43 mi away
- HDI · Hardwick Field62 mi away
- CSV · Crossville Memorial Whitson Field62 mi away
- AVL · Asheville Regional Airport86 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 TYS from IAG?
The flight distance from Knoxville (TYS) to Niagara Falls (IAG) is 571 miles (919 km, 496 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TYS to IAG?
A nonstop flight takes about 1h 43m 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 TYS to IAG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TYS–IAG that never appear on search engines, with no booking fees.