Direct flights from Knoxville to Washington
30 nonstop flights a week on 2 airlines. Zero layovers — one hop from TYS to IAD.
Flight time: about 1h10m nonstop
Flying back? Washington Dulles → Knoxville · 29 nonstop flights a week
Which days does it fly?
When does it fly?
Departure times in Knoxville local time, from flights observed over the last 7 days.
| Flight | Departs | Duration | Days |
|---|---|---|---|
| United UCA4311 | 5:45a | 1h10m | Daily |
| United UCA4325 | 9:45a | 1h10m | Daily |
| United UCA4848 | 1:35p | 1h10m | Daily |
| Allegiant AAY1414 | 1:37p | 1h2m | Sun |
| Allegiant AAY3063 | 2:37p | 1h17m | Thu |
| Mesa ASH6255 | 7:25p | 1h10m | Daily |
Allegiant
UnitedOther airports near Knoxville with nonstops to Washington
| Airport | Distance | Flights / wk |
|---|---|---|
| TRI — Tri-CitiesBreeze Airways | 100 mi | 2 |
| GSP — GreenvilleUnited | 118 mi | 14 |
The route
One hop: TYS → IADDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from Knoxville (TYS) to Washington (IAD)
McGhee Tyson Airport (TYS) has 30 nonstop flights a week to Washington (IAD), operated by Allegiant and United. No layovers, no connections — one hop out of TYS and you're there.
This route flies every day of the week, so any travel day works. Route data updated October 2026 from observed departures.
Route data updated October 2026 from observed flight departures. Schedules change — always confirm with the airline before booking.
How long is the flight from Knoxville to Washington?
The nonstop flight from Knoxville (TYS) to Washington (IAD) takes about 1h10m in the air, based on recently observed nonstop departures.
How long does it take to drive from Knoxville to Washington?
Driving from Knoxville to Washington takes about 6h 59m, covering roughly 472 miles. The nonstop flight takes about 1h10m.
Is there a nonstop return flight from Washington to Knoxville?
Yes — 29 nonstop flights a week from Washington Dulles (IAD) back to Knoxville (TYS) on Allegiant and United, based on recently observed departures.