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$81+ Cheap flights from Dallas to Knoxville (TYS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — TYS
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheapflights Tip: The best prices from Dallas to Knoxville McGhee Tyson are usually found in January or February, booked 53 days in advance, depart on a Saturday or Wednesday and return on a Wednesday

Cheap flight deals from Dallas to Knoxville

Discover tips and strategies to find the most affordable flight options for your journey from Dallas (A78) to Knoxville (TYS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 14, 2025.

Round-trip from

$174
(FlightHub)

One-way from

$81
(Frontier)

Popular in

March

Cheapest in

January

Average price

$403
From Dallas to Knoxville McGhee Tyson
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One-way flight from Dallas to Knoxville McGhee Tyson
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Highest demand for flights based on searches. 0% potential increase in price ($3 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Dallas to Knoxville

Cheapest flights from Dallas to Knoxville
Explore the most affordable flight options available from Dallas to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This FlightHub deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/412:31 pmDFW - TYS
1 stop6h 19mFrontier
Mon 9/88:35 pmTYS - DFW
1 stop15h 40mFrontier
Deal found 8/14$174
This FlightHub deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/132:22 pmDFW - TYS
1 stop24h 56mFrontier
Mon 9/158:35 pmTYS - DFW
1 stop15h 40mFrontier
Deal found 8/14$179
This FlightHub deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1112:31 pmDFW - TYS
1 stop6h 19mFrontier
Thu 9/188:40 pmTYS - DFW
1 stop15h 46mFrontier
Deal found 8/14$205
This Mytrip deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/26:50 amDFW - TYS
1 stop11h 34mMultiple Airlines
Fri 9/58:49 pmTYS - DFW
1 stop13h 52mMultiple Airlines
Deal found 8/14$206
This Mytrip deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/57:59 pmDFW - TYS
1 stop13h 59mMultiple Airlines
Fri 10/109:06 pmTYS - DFW
1 stop13h 40mMultiple Airlines
Deal found 8/12$218
This Mytrip deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/308:10 amDFW - TYS
1 stop13h 37mMultiple Airlines
Sun 11/29:53 amTYS - DFW
1 stop15h 16mMultiple Airlines
Deal found 8/14$221
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/158:00 amDFW - TYS
1 stop10h 42mMultiple Airlines
Wed 9/173:25 pmTYS - DFW
1 stop9h 34mMultiple Airlines
Deal found 8/11$224
This Mytrip deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/314:52 pmDFW - TYS
1 stop16h 11mMultiple Airlines
Tue 11/411:23 amTYS - DFW
1 stop13h 31mMultiple Airlines
Deal found 8/12$225
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/104:57 pmDFW - TYS
1 stop17h 21mMultiple Airlines
Wed 9/173:25 pmTYS - DFW
1 stop9h 34mMultiple Airlines
Deal found 8/13$226
This Delta deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/303:52 pmDAL - TYS
1 stop6h 56mDelta
Sun 8/315:45 amTYS - DAL
1 stop6h 08mDelta
Deal found 8/13$357
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/186:00 amDAL - TYS
1 stop6h 42mDelta
Fri 10/243:48 pmTYS - DAL
1 stop5h 54mDelta
Deal found 8/12$377
This Delta deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/266:29 pmDAL - TYS
1 stop4h 15mDelta
Sun 9/285:45 amTYS - DAL
1 stop4h 36mDelta
Deal found 8/14$397

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dallas to Knoxville that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 14, 2025.
Use the filters below to find and compare flights from Dallas to Knoxville that are best for you.

Fly from

Dallas

Fly to

Knoxville

Route

Depart

Return

Price

DallasKnoxville

DFW - TYS

DFWTYS

Dallas/Fort Worth

Thu 9/4

12:31 pm-7:50 pm

1 stop6h 19m

Knoxville McGhee Tyson

Mon 9/8

8:35 pm-11:15 am

1 stop15h 40m

$174

DallasKnoxville

DFW - TYS

DFWTYS

Dallas/Fort Worth

Sat 9/13

2:22 pm-4:18 pm

1 stop24h 56m

Knoxville McGhee Tyson

Mon 9/15

8:35 pm-11:15 am

1 stop15h 40m

$179

DallasKnoxville

DFW - TYS

DFWTYS

Dallas/Fort Worth

Thu 9/11

12:31 pm-7:50 pm

1 stop6h 19m

Knoxville McGhee Tyson

Thu 9/18

8:40 pm-11:26 am

1 stop15h 46m

$205

DallasKnoxville

DFW - TYS

DFWTYS

Dallas/Fort Worth

Tue 9/2

6:50 am-7:24 pm

1 stop11h 34m

Knoxville McGhee Tyson

Fri 9/5

8:49 pm-9:41 am

1 stop13h 52m

$206

DallasKnoxville

DFW - TYS

DFWTYS

Dallas/Fort Worth

Sun 10/5

7:59 pm-10:58 am

1 stop13h 59m

Knoxville McGhee Tyson

Fri 10/10

9:06 pm-9:46 am

1 stop13h 40m

$218

DallasKnoxville

DFW - TYS

DFWTYS

Dallas/Fort Worth

Thu 10/30

8:10 am-10:47 pm

1 stop13h 37m

Knoxville McGhee Tyson

Sun 11/2

9:53 am-12:09 am

1 stop15h 16m

$221

DallasKnoxville

DFW - TYS

DFWTYS

Dallas/Fort Worth

Mon 9/15

8:00 am-7:42 pm

1 stop10h 42m

Knoxville McGhee Tyson

Wed 9/17

3:25 pm-11:59 pm

1 stop9h 34m

$224

DallasKnoxville

DFW - TYS

DFWTYS

Dallas/Fort Worth

Fri 10/31

4:52 pm-10:03 am

1 stop16h 11m

Knoxville McGhee Tyson

Tue 11/4

11:23 am-11:54 pm

1 stop13h 31m

$225

DallasKnoxville

DFW - TYS

DFWTYS

Dallas/Fort Worth

Wed 9/10

4:57 pm-11:18 am

1 stop17h 21m

Knoxville McGhee Tyson

Wed 9/17

3:25 pm-11:59 pm

1 stop9h 34m

$226

DallasKnoxville

DAL - TYS

DALTYS

Dallas Love Field

Sat 10/25

8:42 am-2:51 pm

1 stop5h 09m

Knoxville McGhee Tyson

Sat 11/1

7:45 am-10:54 am

1 stop4h 09m

$357

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Showing 1-10 of 40 results
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Best time to book a flight from Dallas to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from Dallas with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Dallas to Knoxville

How far ahead should I book a flight from Dallas to Knoxville?

Use this chart to determine the optimal time to book a round-trip flight from Dallas to Knoxville. Price data was last updated on August 8, 2025.

The price you pay for your flight from Dallas to Knoxville may vary depending on when you book. For the best chance of a lower fare, look to book 52 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Dallas to Knoxville?

Currently, January is the cheapest month in which you can book a flight from Dallas to Knoxville (average of $294). Flying from Dallas to Knoxville in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DFW to TYS?

Find hourly flight availability from Dallas to Knoxville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

One of the essential ways to save on airfare from Dallas to Knoxville is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 9% on airfare.

What is the cheapest day to fly from Dallas to Knoxville?

Use this chart to determine the cheapest time to fly round-trip from Dallas to Knoxville. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Dallas to Knoxville flight should consider departing on Saturday at noon when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Dallas to Knoxville

Explore weekly flight availability from Dallas to Knoxville. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 14, 2025.

The most flights from A78 to TYS are scheduled on a Wednesday (17 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (8 on average).

Reviews of airlines servicing Knoxville

Get insights into the airlines that provide service to Knoxville. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Knoxville. Reviews last updated August 14, 2025.
Read reviews from past customers who have flown Delta, American Airlines, and Frontier from Dallas to Knoxville. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Frontier
5.8
Fair
3,219 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Dallas to Knoxville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Knoxville from Dallas?

    Knoxville McGhee Tyson (TYS) is the airport you will fly into if you book a flight from Dallas to Knoxville. You should not have trouble finding flights to McGhee Tyson from Dallas; the airport handles an average of 12 inbound flights from Dallas per day. You should also have plenty of airline options to choose from since 3 airlines have flights to the Knoxville airport from Dallas. It is only a 11.3 mi journey from McGhee Tyson (TYS) to Knoxville’s city center.

  • What are the cheapest airlines flying from Dallas to Knoxville round-trip?

    Currently priced at $118, Frontier will fly you from Dallas to Knoxville and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and American Airlines - these airlines can fly you to your destination from $266 and $307, respectively. Frontier is priced at 70% lower than the current average price of a flight leaving 3 months from now.

  • What are the most reliable airlines from Dallas to Knoxville?

    The top 3 most reliable airlines when flying from Dallas to Knoxville are Japan Airlines (75%), PSA Airlines (63%) and American Airlines (60%).

  • What are the cheapest flights from Dallas to Knoxville?

    The cheapest flight price from Dallas to Knoxville is $225. On average you can expect to pay $439. The most popular route, (Dallas/Fort Worth - Knoxville McGhee Tyson), can usually be booked for $225.

  • Can I find deals for flights from Dallas to Knoxville that include hotel bookings?

    Yes. In addition to deals on Dallas to Knoxville flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dallas to Knoxville?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dallas to Knoxville.

  • Can I find deals for business class flights from Dallas to Knoxville?

    Yes. Cheapflights offers flight deals from Dallas to Knoxville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Dallas to Knoxville?

    Currently, January is the cheapest month in which you can book a flight from Dallas to Knoxville (average of $294). Flying from Dallas to Knoxville in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Morristown
Cherokee
Corbin
Alcoa
Oak Ridge
Murphy

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Alternative routes for Dallas to Knoxville

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Dallas to Knoxville

Discover the top 3 airlines that operate flights from Dallas to Knoxville. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$118Average$163FlexibilityNo cancel feeOn-time62%
DeltaCheapest$266Average$402FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$307Average$419FlexibilityNo cancel feeOn-time71%

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