Cheap flights from Dayton to Knoxville

One-way fares from $211 · DAY → TYS · prices found by travellers in the last 48 hours

Compare all dates Knoxville → Dayton
Cheapest fare
$211

Allegiant Air · Thu, Nov 12

Cheapest month
November

from $211

Direct flights
Not recently

Usually 1+ stop

Quickest trip
4h 00m

420 km

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Cheapest month to fly from Dayton to Knoxville

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 Cheapest $211

Cheapest dates in November 2026

The lowest fares we've seen for each day, cheapest first.

Allegiant Air
Depart14:03 Thu, Nov 12DAY → TYS 4h 00m · 1 stop
$211one way, per person
View deal
See every date in November 2026 →

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Where to stay, what to do and getting around, from our travel partners.

Where to stay

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Things to do

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Getting around

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About flights from Dayton to Knoxville

Dayton (DAY) and Knoxville (TYS) are about 420 km apart. We haven't seen direct fares on this route recently, so expect at least one stop; the quickest journey we've seen takes about 4h 00m. Over the next few months, one-way fares start from $211, and November 2026 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Dayton to Knoxville?

The cheapest one-way fare we've seen recently is $211 with Allegiant Air, departing Thursday, November 12, 2026.

What is the cheapest month to fly from Dayton to Knoxville?

November 2026 currently has the lowest fares, from $211 one way.

Are there direct flights from Dayton to Knoxville?

We haven't seen direct fares recently, so most journeys include at least one stop.

How long is the flight from Dayton to Knoxville?

The quickest journey we've seen takes about 4h 00m. Dayton and Knoxville are around 420 km apart.

Which airlines fly from Dayton to Knoxville?

Recent fares on this route were with Allegiant Air.

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