$100 Cheap Flights from Dayton (DAY) to Knoxville (TYS)

View $100 flight on Fri, May 30, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Dayton to Knoxville (DAY-TYS)

Prices were available within the past 7 days and start at $100 for one-way flights and $214 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, May 6 - Wed, May 28
DAY
Dayton
TYS
Knoxville
$214 Roundtrip, found 3 days ago
$214
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, May 6 from Dayton to Knoxville, returning Wed, May 28, priced at $214 found 3 days ago
Delta
Wed, May 28 - Tue, Jul 1
DAY
Dayton
TYS
Knoxville
$217 Roundtrip, found 9 hours ago
$217
Roundtrip
found 9 hours ago
Select Delta flight, departing Wed, May 28 from Dayton to Knoxville, returning Tue, Jul 1, priced at $217 found 9 hours ago
Delta
Wed, May 28 - Thu, Jun 26
DAY
Dayton
TYS
Knoxville
$218 Roundtrip, found 9 hours ago
$218
Roundtrip
found 9 hours ago
Select Delta flight, departing Wed, May 28 from Dayton to Knoxville, returning Thu, Jun 26, priced at $218 found 9 hours ago
American Airlines
Mon, Jun 2 - Tue, Jul 1
DAY
Dayton
TYS
Knoxville
$219 Roundtrip, found 9 hours ago
$219
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Mon, Jun 2 from Dayton to Knoxville, returning Tue, Jul 1, priced at $219 found 9 hours ago
United
Sat, Aug 9 - Thu, Aug 14
DAY
Dayton
TYS
Knoxville
$219 Roundtrip, found 1 day ago
$219
Roundtrip
found 1 day ago
Select United flight, departing Sat, Aug 9 from Dayton to Knoxville, returning Thu, Aug 14, priced at $219 found 1 day ago
Delta
Wed, May 14 - Thu, May 29
DAY
Dayton
TYS
Knoxville
$224 Roundtrip, found 11 hours ago
$224
Roundtrip
found 11 hours ago
Select Delta flight, departing Wed, May 14 from Dayton to Knoxville, returning Thu, May 29, priced at $224 found 11 hours ago
Delta
Wed, May 28 - Thu, Jun 26
DAY
Dayton
TYS
Knoxville
$228 Roundtrip, found 6 days ago
$228
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, May 28 from Dayton to Knoxville, returning Thu, Jun 26, priced at $228 found 6 days ago
Delta
Tue, May 6 - Tue, May 20
DAY
Dayton
TYS
Knoxville
$229 Roundtrip, found 11 hours ago
$229
Roundtrip
found 11 hours ago
Select Delta flight, departing Tue, May 6 from Dayton to Knoxville, returning Tue, May 20, priced at $229 found 11 hours ago
American Airlines
Tue, May 6 - Sun, May 11
DAY
Dayton
TYS
Knoxville
$234 Roundtrip, found 1 day ago
$234
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, May 6 from Dayton to Knoxville, returning Sun, May 11, priced at $234 found 1 day ago
Delta
Mon, Jun 2 - Tue, Jul 1
DAY
Dayton
TYS
Knoxville
$238 Roundtrip, found 9 hours ago
$238
Roundtrip
found 9 hours ago
Select Delta flight, departing Mon, Jun 2 from Dayton to Knoxville, returning Tue, Jul 1, priced at $238 found 9 hours ago
Flights from Dayton (DAY) to Knoxville (TYS)
Origin airport
James M. Cox Dayton Intl.
Destination airport
McGhee Tyson
Airlines serving
American Airlines, Delta, United
Roundtrip price
$213
Distance
283 mi

Dayton to Knoxville Flights

The cheapest times to fly from Dayton to Knoxville

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Dayton to Knoxville are during the month of May. You can find some of the cheapest flights from Dayton to Knoxville with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Dayton to Knoxville

Sunday is one of the best days to book for cheap flights from Dayton to Knoxville: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Dayton to Knoxville

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Dayton to Knoxville in 2025. You can also book with separate airlines for your outbound and return journeys, from $100 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Dayton to Knoxville flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Dayton to Knoxville airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from James M. Cox Dayton Intl. Airport (DAY) to McGhee Tyson Airport (TYS) cost?
Discover the latest flight deals from DAY to TYS by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from DAY to TYS?
The cheapest flights from DAY to TYS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from DAY to TYS?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from DAY to TYS. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from James M. Cox Dayton Intl. Airport (DAY) to McGhee Tyson Airport (TYS)?
There aren’t any daily nonstop flights from James M. Cox Dayton Intl. Airport (DAY) to McGhee Tyson Airport (TYS). But you can book flights with layovers. Filter your search results on Expedia to include one or more stops, and you’ll be soaring above the clouds in no time.
What day of the week has the most flights from DAY to TYS?
Typically you’ll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* However, this can change based on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from James M. Cox Dayton Intl. Airport (DAY) to McGhee Tyson Airport (TYS)?
Select a flight from James M. Cox Dayton Intl. Airport (DAY) to McGhee Tyson Airport (TYS) that leaves before 3 PM to reduce the likelihood of delays. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from James M. Cox Dayton Intl. Airport (DAY) to McGhee Tyson Airport (TYS) last-minute?
Booking your ticket from DAY to TYS just before your journey is usually more expensive. However, if you’re flexible with your schedule, you could grab a cheap last-minute fare.
Is it cheaper to book a DAY to TYS flight and hotel package?
Compared with arranging flights and hotels separately, booking a DAY to TYS flight and hotel package with Expedia could lead to significant savings. Better yet, having it all in one place will take the stress out of travel planning. Just pick your flights and choose from our wide range of hotels, then customize your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from James M. Cox Dayton Intl. Airport (DAY) to McGhee Tyson Airport (TYS)?
In most cases, you can cancel or reschedule your DAY to TYS flight. However, additional fees may apply, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline’s policies and fees on flight changes, or if you’d like further information, go to our Customer Service portal.

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*Available to One Key members.