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TYS to ALO: distance & flight time
Knoxville (McGhee Tyson Airport) → Waterloo (Waterloo Regional Airport)
647 mi
1,042 km · 563 nm
1h 52m
estimated nonstop flight time
-1h
time difference · heading northwest
See live TYS→ALO fares Phone-only fares on this route — call free
Flight time details
647 miles nonstop takes roughly 1h 52m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- TYS — McGhee Tyson Airport · Knoxville, United States
- ALO — Waterloo Regional Airport · Waterloo, 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 ALO
- CCY · Northeast Iowa Regional Airport37 mi away
- CID · The Eastern Iowa Airport58 mi away
- MCW · Mason City Municipal Airport63 mi away
- PCD · Prairie Du Chien Municipal Airport72 mi away
Frequently asked questions
How far is TYS from ALO?
The flight distance from Knoxville (TYS) to Waterloo (ALO) is 647 miles (1,042 km, 563 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TYS to ALO?
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.
Are there nonstop flights from TYS to ALO?
Nonstop service on TYS–ALO depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 1h 52m nonstop estimate.
What is the time difference between Knoxville and Waterloo?
Waterloo is 1 hour behind Knoxville.
What is the cheapest way to fly from TYS to ALO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TYS–ALO that never appear on search engines, with no booking fees.
Why are some TYS to ALO fares phone-only?
Consolidator contracts let us sell certain TYS–ALO tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.