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$80+ Cheap flights from Knoxville (TYS) to Dallas

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 1/26. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — DFW
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
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Cheapflights Tip: The best prices from Knoxville McGhee Tyson to Dallas are usually found in July or August, booked 48 days in advance, depart on a Friday or Wednesday and return on a Saturday

Cheap flight deals from Knoxville to Dallas

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Dallas (A78). 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 January 8, 2026.

Round-trip from

$167
(Frontier)

One-way from

$80
(Priceline)

Popular in

November

Cheapest in

July

Average price

$444
From Knoxville McGhee Tyson to Dallas
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One-way flight from Knoxville McGhee Tyson to Dallas
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Highest demand for flights based on searches. 7% potential increase in price ($36 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Knoxville to Dallas

Cheapest flights from Knoxville to Dallas
Explore the most affordable flight options available from Knoxville to Dallas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 8, 2026.

This Frontier deal was found by Cheapflights users on 1/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:51 pmTYS - DFW
1 stop6h 21mFrontier
Mon 3/210:25 amDFW - TYS
1 stop7h 53mFrontier
Deal found 1/7$167
This Kiwi.com deal was found by Cheapflights users on 1/6. 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.
Tue 2/245:14 pmTYS - DFW
1 stop24h 10mMultiple Airlines
Thu 2/262:02 pmDFW - TYS
1 stop7h 05mMultiple Airlines
Deal found 1/6$176
This Kiwi.com deal was found by Cheapflights users on 1/5. 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 2/912:55 pmTYS - DFW
1 stop29h 14mMultiple Airlines
Thu 2/122:02 pmDFW - TYS
1 stop7h 23mMultiple Airlines
Deal found 1/5$183
This Kiwi.com deal was found by Cheapflights users on 1/6. 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 2/119:00 amTYS - DFW
1 stop9h 43mMultiple Airlines
Tue 2/177:35 pmDFW - TYS
1 stop13h 33mMultiple Airlines
Deal found 1/6$184
This Kiwi.com deal was found by Cheapflights users on 1/8. 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 2/212:55 pmTYS - DFW
1 stop10h 54mMultiple Airlines
Thu 2/58:10 amDFW - TYS
1 stop9h 18mMultiple Airlines
Deal found 1/8$187
This American Airlines deal was found by Cheapflights users on 1/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/286:51 pmTYS - DFW
Nonstop2h 44mAmerican Airlines
Wed 2/117:45 pmDFW - TYS
Nonstop2h 02mAmerican Airlines
Deal found 1/7$189
This Kiwi.com deal was found by Cheapflights users on 1/7. 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.
Fri 2/139:36 pmTYS - DFW
1 stop13h 22mMultiple Airlines
Sun 2/152:30 pmDFW - TYS
1 stop6h 55mMultiple Airlines
Deal found 1/7$191
This Kiwi.com deal was found by Cheapflights users on 1/6. 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.
Fri 1/2311:00 amTYS - DFW
1 stop24h 01mMultiple Airlines
Wed 1/287:15 pmDFW - TYS
1 stop12h 24mMultiple Airlines
Deal found 1/6$199
This Kiwi.com deal was found by Cheapflights users on 1/7. 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 1/284:47 pmTYS - DFW
1 stop7h 48mMultiple Airlines
Wed 2/186:43 pmDFW - TYS
1 stop20h 39mMultiple Airlines
Deal found 1/7$203
This Kiwi.com deal was found by Cheapflights users on 1/6. 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.
Tue 2/245:14 pmTYS - DFW
1 stop24h 10mMultiple Airlines
Fri 2/272:24 pmDFW - TYS
1 stop22h 40mMultiple Airlines
Deal found 1/6$204
This Southwest deal was found by Cheapflights users on 1/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/3112:30 pmTYS - DAL
1 stop6h 20mSouthwest
Wed 4/297:00 amDAL - TYS
1 stop4h 00mSouthwest
Deal found 1/8$209
This Southwest deal was found by Cheapflights users on 1/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/252:25 pmTYS - DAL
Nonstop2h 35mSouthwest
Mon 3/3012:00 pmDAL - TYS
Nonstop2h 00mSouthwest
Deal found 1/8$223

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Dallas 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 January 8, 2026.
Use the filters below to find and compare flights from Knoxville to Dallas that are best for you.

Fly from

Knoxville

Fly to

Dallas

Route

Depart

Return

Price

KnoxvilleDallas

TYS - DFW

TYSDFW

Knoxville McGhee Tyson

Mon 2/9

12:55 pm-5:09 pm

1 stop29h 14m

Dallas/Fort Worth

Thu 2/12

2:02 pm-10:25 pm

1 stop7h 23m

$183

KnoxvilleDallas

TYS - DFW

TYSDFW

Knoxville McGhee Tyson

Fri 2/27

6:51 pm-12:12 am

1 stop6h 21m

Dallas/Fort Worth

Mon 3/2

10:25 am-7:18 pm

1 stop7h 53m

$195

KnoxvilleDallas

TYS - DFW

TYSDFW

Knoxville McGhee Tyson

Wed 2/11

10:58 am-9:58 pm

2 stops12h 00m

Dallas/Fort Worth

Tue 2/17

7:35 pm-10:08 am

1 stop13h 33m

$206

KnoxvilleDallas

TYS - DFW

TYSDFW

Knoxville McGhee Tyson

Wed 2/4

5:40 am-10:46 am

1 stop6h 06m

Dallas/Fort Worth

Wed 2/11

11:35 am-8:22 pm

1 stop7h 47m

$209

KnoxvilleDallas

TYS - DFW

TYSDFW

Knoxville McGhee Tyson

Wed 2/11

11:40 am-4:00 pm

1 stop5h 20m

Dallas/Fort Worth

Wed 2/18

12:15 pm-7:29 pm

1 stop6h 14m

$209

KnoxvilleDallas

TYS - DAL

TYSDAL

Knoxville McGhee Tyson

Tue 3/31

12:30 pm-5:50 pm

1 stop6h 20m

Dallas Love Field

Wed 4/29

7:00 am-12:00 pm

1 stop4h 00m

$209

KnoxvilleDallas

TYS - DFW

TYSDFW

Knoxville McGhee Tyson

Tue 3/31

5:48 pm-10:59 pm

1 stop6h 11m

Dallas/Fort Worth

Wed 4/29

7:25 am-3:09 pm

1 stop6h 44m

$209

KnoxvilleDallas

TYS - DFW

TYSDFW

Knoxville McGhee Tyson

Thu 1/29

1:39 pm-1:33 pm

1 stop24h 54m

Dallas/Fort Worth

Sun 2/1

6:00 am-5:53 pm

1 stop10h 53m

$210

KnoxvilleDallas

TYS - DFW

TYSDFW

Knoxville McGhee Tyson

Wed 3/25

5:40 am-7:25 am

Nonstop2h 45m

Dallas/Fort Worth

Mon 3/30

8:21 am-11:31 am

Nonstop2h 10m

$211

KnoxvilleDallas

TYS - DFW

TYSDFW

Knoxville McGhee Tyson

Wed 2/4

4:47 pm-11:35 pm

1 stop7h 48m

Dallas/Fort Worth

Wed 2/11

7:15 pm-10:25 pm

2 stops26h 10m

$217

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/6

Showing 1-10 of 34 results
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Best time to book a flight from Knoxville to Dallas

Have a flexible travel schedule? Discover the best time to fly to Dallas from Knoxville 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 Knoxville to Dallas

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

Use this chart to determine the optimal time to book a round-trip flight from Knoxville to Dallas. Price data was last updated on January 2, 2026.

The price you pay for your flight from Knoxville to Dallas may vary depending on when you book. For the best chance of a lower fare, look to book 48 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 Knoxville to Dallas?

Currently, January is the cheapest month in which you can book a flight from Knoxville to Dallas (average of $162). Flying from Knoxville to Dallas in December is currently the most expensive (average of $336). 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 TYS to DFW?

Find hourly flight availability from Knoxville to Dallas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 8, 2026.

It’s optimal to fly from Knoxville to Dallas in the evening. By choosing this option you can save up to 42% on the cost of your flight, compared to a flight in the afternoon.

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

Use this chart to determine the cheapest time to fly round-trip from Knoxville to Dallas. Price data was last updated on January 3, 2026.

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

Weekly flight availability from Knoxville to Dallas

Explore weekly flight availability from Knoxville to Dallas. 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 January 8, 2026.

The most flights from TYS to A78 are scheduled on a Tuesday (17 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (12 on average).

Reviews of airlines servicing Dallas

Get insights into the airlines that provide service to Dallas. 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 Dallas. Reviews last updated January 8, 2026.
Get a feel of what it's like to fly with Delta, American Airlines, and Frontier from Knoxville to Dallas by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,031 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,031 reviews
Delta
7.9
Good
8,031 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,095 reviews
Delta
7.9
Good
8,031 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Frontier
5.7
Fair
3,061 reviews
Delta
7.9
Good
8,031 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Knoxville to Dallas. 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 from for flights from Knoxville to Dallas?

    Knoxville McGhee Tyson (TYS) is the airport you will fly out of if you book a flight from Knoxville to Dallas. You should not have trouble finding flights to Dallas from McGhee Tyson; the airport handles an average of 14 outbound flights to Dallas per day. You should also have plenty of airline options to choose from since 3 airlines have flights from the Knoxville airport to Dallas. It is only a 11.3 mi journey to McGhee Tyson (TYS) from Knoxville’s city center.

  • How long is the flight from Knoxville to Dallas?

    For as low as $209, Frontier can have you in Dallas from Knoxville in 6h 06m. The distance from Knoxville to Dallas is about 770 mi. This flight may include one or multiple stops.

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

    Frontier, at $148, was found to be the cheapest airline from Knoxville to Dallas.Alternate airlines to your destination round-trip include American Airlines and Delta. These flights start at 65% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Knoxville to Dallas one-way?

    $53 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from $152 and $183, respectively.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Knoxville to Dallas on time: Envoy Air (93%), Finnair (85%), Japan Airlines (84%).

  • What are the cheapest flights from Knoxville to Dallas?

    Looking for the cheapest flight from Knoxville to Dallas? While on average our users pay $627, our data indicates the cheapest price to be $179. The most popular route (Knoxville McGhee Tyson - Dallas/Fort Worth), is priced around $189.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Knoxville to Dallas 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 Knoxville to Dallas?

    Currently, January is the cheapest month in which you can book a flight from Knoxville to Dallas (average of $162). Flying from Knoxville to Dallas in December is currently the most expensive (average of $336). 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.

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Top 3 airlines flying from Knoxville to Dallas

Discover the top 3 airlines that operate flights from Knoxville to Dallas. 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 January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$148Average$286FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$337Average$490FlexibilityNo cancel feeOn-time71%
DeltaCheapest$356Average$481FlexibilityNo cancel feeOn-timeN/A

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