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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 4/13. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — DFW
Mar 21 — Mar 281
Sat 3/21
Sat 3/28
1 adult, Economy
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Cheapflights Tip: The best prices from Knoxville McGhee Tyson to Dallas are usually found in May or August, booked 62 days in advance, depart on a Wednesday or Friday and return on a Wednesday

Cheap 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 February 19, 2026.

This Priceline deal was found by Cheapflights users on 2/18. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/234:28 pm
TYS
-
DFW
1 stop8h 44m
Frontier
Sun 4/265:45 am
DFW
-
TYS
1 stop8h 48m
Frontier
Deal found 2/18$160
This Kiwi.com deal was found by Cheapflights users on 2/17. 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 3/234:20 pm
TYS
-
DFW
1 stop20h 07m
Multiple Airlines
Sat 3/281:07 pm
DFW
-
TYS
1 stop6h 44m
Multiple Airlines
Deal found 2/17$170
This Frontier deal was found by Cheapflights users on 2/16. 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 pm
TYS
-
DFW
1 stop6h 21m
Frontier
Mon 3/210:25 am
DFW
-
TYS
1 stop7h 53m
Frontier
Deal found 2/16$181
This American Airlines deal was found by Cheapflights users on 2/15. 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.
Sat 5/238:11 pm
TYS
-
DFW
Nonstop2h 30m
American Airlines
Tue 5/261:32 pm
DFW
-
TYS
Nonstop2h 11m
American Airlines
Deal found 2/15$190
This Kiwi.com deal was found by Cheapflights users on 2/17. 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 3/173:00 pm
TYS
-
DFW
1 stop9h 59m
Multiple Airlines
Tue 3/2410:00 am
DFW
-
TYS
1 stop23h 40m
Multiple Airlines
Deal found 2/17$192
This American Airlines deal was found by Cheapflights users on 2/15. 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.
Sat 4/186:54 pm
TYS
-
DFW
Nonstop2h 35m
American Airlines
Sat 4/253:18 pm
DFW
-
TYS
1 stop6h 06m
American Airlines
Deal found 2/15$193
This Kiwi.com deal was found by Cheapflights users on 2/17. 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 3/164:20 pm
TYS
-
DFW
1 stop20h 07m
Multiple Airlines
Mon 3/237:35 pm
DFW
-
TYS
1 stop17h 35m
Multiple Airlines
Deal found 2/17$198
This Kiwi.com deal was found by Cheapflights users on 2/16. 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 3/29:36 pm
TYS
-
DFW
1 stop13h 22m
Multiple Airlines
Thu 3/53:37 pm
DFW
-
TYS
1 stop6h 50m
Multiple Airlines
Deal found 2/16$200
This Kiwi.com deal was found by Cheapflights users on 2/18. 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.
Thu 3/57:20 am
TYS
-
DFW
1 stop8h 36m
Multiple Airlines
Sat 3/75:20 am
DFW
-
TYS
1 stop6h 43m
Multiple Airlines
Deal found 2/18$204
This Kiwi.com deal was found by Cheapflights users on 2/18. 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 3/274:20 pm
TYS
-
DFW
1 stop19h 50m
Multiple Airlines
Sun 3/296:00 am
DFW
-
TYS
1 stop25h 08m
Multiple Airlines
Deal found 2/18$209
This Southwest deal was found by Cheapflights users on 2/19. 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 3/242:25 pm
TYS
-
DAL
Nonstop2h 35m
Southwest
Tue 3/3110:40 am
DAL
-
TYS
Nonstop2h 00m
Southwest
Deal found 2/19$219
This Southwest deal was found by Cheapflights users on 2/18. 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 3/176:35 am
TYS
-
DAL
1 stop4h 15m
Southwest
Tue 3/2410:40 am
DAL
-
TYS
Nonstop2h 00m
Southwest
Deal found 2/18$229

Find 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 February 19, 2026.

Round-trip from

$160
(Priceline)

One-way from

$80
(Frontier)

Popular in

November

Cheapest in

May

Average price

$422
From Knoxville McGhee Tyson to Dallas
Search Deals
One-way flight from Knoxville McGhee Tyson to Dallas
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($40 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
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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 February 19, 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

Sat 4/18

6:54 pm-8:29 pm

Nonstop2h 35m

Dallas/Fort Worth

Sat 4/25

3:18 pm-10:24 pm

1 stop6h 06m

$193

KnoxvilleDallas

TYS - DFW

TYSDFW

Knoxville McGhee Tyson

Tue 3/17

3:00 pm-1:18 pm

1 stop23h 18m

Dallas/Fort Worth

Tue 3/24

10:00 am-10:40 am

1 stop23h 40m

$194

KnoxvilleDallas

TYS - DFW

TYSDFW

Knoxville McGhee Tyson

Fri 3/27

4:20 pm-11:10 am

1 stop19h 50m

Dallas/Fort Worth

Sun 3/29

6:00 am-8:08 am

1 stop25h 08m

$209

KnoxvilleDallas

TYS - DFW

TYSDFW

Knoxville McGhee Tyson

Mon 3/23

2:06 pm-7:41 am

2 stops18h 35m

Dallas/Fort Worth

Sat 3/28

1:07 pm-8:51 pm

1 stop6h 44m

$212

KnoxvilleDallas

TYS - DAL

TYSDAL

Knoxville McGhee Tyson

Tue 3/24

2:25 pm-4:00 pm

Nonstop2h 35m

Dallas Love Field

Tue 3/31

10:40 am-1:40 pm

Nonstop2h 00m

$219

KnoxvilleDallas

TYS - DFW

TYSDFW

Knoxville McGhee Tyson

Wed 3/18

11:30 am-7:54 am

2 stops21h 24m

Dallas/Fort Worth

Mon 3/23

5:45 am-3:25 pm

1 stop8h 40m

$219

KnoxvilleDallas

TYS - DFW

TYSDFW

Knoxville McGhee Tyson

Fri 4/3

4:20 pm-12:12 am

1 stop8h 52m

Dallas/Fort Worth

Mon 4/6

5:20 am-3:28 pm

1 stop9h 08m

$230

KnoxvilleDallas

TYS - DFW

TYSDFW

Knoxville McGhee Tyson

Thu 3/5

7:20 am-2:56 pm

1 stop8h 36m

Dallas/Fort Worth

Mon 3/9

8:40 pm-8:42 pm

2 stops23h 02m

$230

KnoxvilleDallas

TYS - DAL

TYSDAL

Knoxville McGhee Tyson

Tue 3/17

6:35 am-9:50 am

1 stop4h 15m

Dallas Love Field

Tue 3/24

1:10 pm-8:05 pm

1 stop5h 55m

$231

KnoxvilleDallas

TYS - DFW

TYSDFW

Knoxville McGhee Tyson

Thu 4/2

6:44 pm-1:19 pm

1 stop19h 35m

Dallas/Fort Worth

Mon 4/6

7:35 pm-2:06 pm

1 stop17h 31m

$232

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/17

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 February 18, 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 62 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 $171). 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 February 19, 2026.

It’s optimal to fly from Knoxville to Dallas at noon. By choosing this option you can save up to 68% on the cost of your flight, compared to a flight in the evening.

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 February 7, 2026.

Travelers seeking maximum savings on their Knoxville to Dallas flight should consider departing on Wednesday at noon 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 February 19, 2026.

The most flights from TYS to A78 are scheduled on a Monday (17 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (8 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 February 19, 2026.
Get a feel of what it's like to fly with Southwest, Delta, and American Airlines 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.
Southwest
8.0
Very good
4,295 reviews

Boarding

8.1

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,295 reviews
Southwest
8.0
Very good
4,295 reviews

Boarding

8.1

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
8,212 reviews
Southwest
8.0
Very good
4,295 reviews

Boarding

8.1

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,313 reviews
Southwest
8.0
Very good
4,295 reviews

Boarding

8.1

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.7
Fair
3,048 reviews
Southwest
8.0
Very good
4,295 reviews

Boarding

8.1

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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 15 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 $193, American Airlines can have you in Dallas from Knoxville in 2h 35m. The distance from Knoxville to Dallas is about 770 mi. All flights are typically nonstop.

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

    Frontier, at $162, 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 61% lower than the current average price 3 months from now.

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

    $85 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 $158 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 (100%), Japan Airlines (79%), American Airlines (78%).

  • What are the cheapest flights from Knoxville to Dallas?

    Looking for the cheapest flight from Knoxville to Dallas? While on average our users pay $662, our data indicates the cheapest price to be $155. The most popular route (Knoxville McGhee Tyson - Dallas/Fort Worth), is priced around $194.

  • 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 $171). 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.

See more FAQs

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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 February 19, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$162Average$284FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$337Average$488FlexibilityNo cancel feeOn-time71%
DeltaCheapest$386Average$518FlexibilityNo cancel feeOn-timeN/A

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