We spotted nonstop flights from Washington DC (IAD) to Knoxville on United for just $115 USD round-trip.
If Knoxville has been on your list, this is one of the better deals we've seen on this route.
Deal details
- Route: Washington DC (IAD) → Knoxville
- Price: $115 USD round-trip
- Airline: United
- Stops: Nonstop
Prices are accurate as of March 14, 2026. Fares can change quickly — book soon if this looks good.
