Cheap flights from Knoxville to Dallas from $97

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Dallas departing on 10/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Multiple Airlines Logo
8:17 pm - 11:09 amTYS-DFW
15h 52m1 stop
Multiple Airlines Logo
7:46 pm - 3:06 pmDFW-TYS
18h 20m1 stop
$198Multiple Airlines
Find Deal
Fri, Oct 17 - Mon, Oct 20
Multiple Airlines Logo
6:12 pm - 9:45 pmTYS-DFW
28h 33m1 stop
Multiple Airlines Logo
12:58 pm - 11:14 pmDFW-TYS
9h 16m1 stop
$209Multiple Airlines
Find Deal
Sat, Nov 15 - Mon, Nov 17
Frontier Logo
8:17 pm - 6:02 pmTYS-DFW
22h 45m1 stop
Frontier Logo
2:22 pm - 7:32 pmDFW-TYS
28h 10m1 stop
$211Frontier
Find Deal
Thu, Oct 23 - Sat, Oct 25
Frontier Logo
8:17 pm - 9:31 amTYS-DFW
14h 14m1 stop
Frontier Logo
5:14 am - 7:32 pmDFW-TYS
13h 18m1 stop
$215Frontier
Find Deal
Thu, Oct 16 - Mon, Oct 20
Multiple Airlines Logo
6:42 pm - 5:42 pmTYS-DFW
24h 00m1 stop
Multiple Airlines Logo
8:47 am - 10:59 pmDFW-TYS
13h 12m1 stop
$220Multiple Airlines
Find Deal
Fri, Nov 14 - Sun, Nov 16
Frontier Logo
8:35 pm - 11:15 amTYS-DFW
15h 40m1 stop
Frontier Logo
8:05 pm - 7:50 pmDFW-TYS
22h 45m1 stop
$224Frontier
Find Deal
Mon, Sep 29 - Wed, Oct 1
Multiple Airlines Logo
6:42 pm - 1:24 pmTYS-DFW
19h 42m2 stops
Multiple Airlines Logo
3:15 pm - 8:29 pmDFW-TYS
28h 14m1 stop
$226Multiple Airlines
Find Deal
Fri, Nov 14 - Sun, Nov 16
Frontier Logo
8:17 pm - 9:31 amTYS-DFW
14h 14m1 stop
Frontier Logo
5:14 am - 7:32 pmDFW-TYS
13h 18m1 stop
$229Frontier
Find Deal
Thu, Oct 23 - Sun, Oct 26
Multiple Airlines Logo
7:02 pm - 1:56 pmTYS-DFW
19h 54m1 stop
Multiple Airlines Logo
6:10 am - 11:16 pmDFW-TYS
16h 06m1 stop
$234Multiple Airlines
Find Deal
Fri, Oct 10 - Mon, Oct 13
Multiple Airlines Logo
5:38 pm - 11:44 pmTYS-DFW
7h 06m1 stop
Multiple Airlines Logo
8:02 pm - 1:01 pmDFW-TYS
39h 59m2 stops
$236Multiple Airlines
Find Deal
Thu, Nov 13 - Sun, Nov 16

Frontier flights from Knoxville to Dallas/Fort Worth Airport

Our best Frontier deals on Knoxville to Dallas/Fort Worth Airport flight tickets
Frontier
Oct 23
TYS8:17 pmKnoxville McGhee Tyson
22h 45m
1 stop
DFW6:02 pmDallas/Fort Worth
Oct 25
DFW2:22 pmDallas/Fort Worth
28h 10m
1 stop
TYS7:32 pmKnoxville McGhee Tyson
Frontier
Oct 16
TYS8:17 pmKnoxville McGhee Tyson
14h 14m
1 stop
DFW9:31 amDallas/Fort Worth
Oct 20
DFW5:14 amDallas/Fort Worth
13h 18m
1 stop
TYS7:32 pmKnoxville McGhee Tyson
Frontier
Sep 29
TYS8:35 pmKnoxville McGhee Tyson
15h 40m
1 stop
DFW11:15 amDallas/Fort Worth
Oct 1
DFW8:05 pmDallas/Fort Worth
22h 45m
1 stop
TYS7:50 pmKnoxville McGhee Tyson

momondo Fare Finder

 
Customize your flight search to find flights from Knoxville to Dallas/Fort Worth Airport 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, momondo users made 832,500 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Knoxville to Dallas/Fort Worth Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KnoxvilleDallas

TYS - DFW

TYSDFW

Knoxville McGhee Tyson

Fri 10/17

8:17 pm-11:09 am

1 stop15h 52m

Dallas/Fort Worth

Mon 10/20

7:46 pm-3:06 pm

1 stop18h 20m

$198

KnoxvilleDallas

TYS - DFW

TYSDFW

Knoxville McGhee Tyson

Sat 11/15

6:12 pm-9:45 pm

1 stop28h 33m

Dallas/Fort Worth

Mon 11/17

12:58 pm-11:14 pm

1 stop9h 16m

$209

KnoxvilleDallas

TYS - DFW

TYSDFW

Knoxville McGhee Tyson

Thu 10/23

8:17 pm-6:02 pm

1 stop22h 45m

Dallas/Fort Worth

Sat 10/25

2:22 pm-7:32 pm

1 stop28h 10m

$211

KnoxvilleDallas

TYS - DFW

TYSDFW

Knoxville McGhee Tyson

Thu 10/16

8:17 pm-9:31 am

1 stop14h 14m

Dallas/Fort Worth

Mon 10/20

5:14 am-7:32 pm

1 stop13h 18m

$215

KnoxvilleDallas

TYS - DFW

TYSDFW

Knoxville McGhee Tyson

Fri 11/14

6:42 pm-5:42 pm

1 stop24h 00m

Dallas/Fort Worth

Sun 11/16

8:47 am-10:59 pm

1 stop13h 12m

$220

KnoxvilleDallas

TYS - DFW

TYSDFW

Knoxville McGhee Tyson

Mon 9/29

8:35 pm-11:15 am

1 stop15h 40m

Dallas/Fort Worth

Wed 10/1

8:05 pm-7:50 pm

1 stop22h 45m

$224

KnoxvilleDallas

TYS - DFW

TYSDFW

Knoxville McGhee Tyson

Fri 11/14

6:42 pm-1:24 pm

2 stops19h 42m

Dallas/Fort Worth

Sun 11/16

3:15 pm-8:29 pm

1 stop28h 14m

$226

KnoxvilleDallas

TYS - DFW

TYSDFW

Knoxville McGhee Tyson

Thu 10/23

8:17 pm-9:31 am

1 stop14h 14m

Dallas/Fort Worth

Sun 10/26

5:14 am-7:32 pm

1 stop13h 18m

$229

KnoxvilleDallas

TYS - DFW

TYSDFW

Knoxville McGhee Tyson

Fri 10/10

7:02 pm-1:56 pm

1 stop19h 54m

Dallas/Fort Worth

Mon 10/13

6:10 am-11:16 pm

1 stop16h 06m

$234

KnoxvilleDallas

TYS - DFW

TYSDFW

Knoxville McGhee Tyson

Thu 11/13

5:38 pm-11:44 pm

1 stop7h 06m

Dallas/Fort Worth

Sun 11/16

8:02 pm-1:01 pm

2 stops39h 59m

$236

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Dallas from

How to get the cheapest flight ticket from Knoxville to Dallas/Fort Worth Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Dallas/Fort Worth Airport?

The cheapest month to fly to Dallas/Fort Worth Airport from Knoxville is in July. Flight prices, which tend to average around $377, are often lower during this time because this is during the off-season. If you’re not able to fly to Dallas/Fort Worth Airport in July, then August is your next best option. Flight prices from Knoxville to Dallas/Fort Worth Airport during August average around $377.

What is the cheapest day to depart on your flight to Dallas/Fort Worth Airport?

On average, the least expensive day to fly to Dallas/Fort Worth Airport from Knoxville is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $428. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Knoxville to Dallas/Fort Worth Airport for around $640.

What is the cheapest time of day to depart on your flight to Dallas/Fort Worth Airport?

Flying to Dallas/Fort Worth Airport from Knoxville in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $433 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $491 on average. Flights to Dallas/Fort Worth Airport from Knoxville in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Knoxville McGhee Tyson to Dallas/Fort Worth flight route?

Fly from Knoxville McGhee Tyson to Dallas/Fort Worth for the best Knoxville McGhee Tyson - Dallas/Fort Worth flight prices

How far in advance should I book a flight to Dallas/Fort Worth Airport?

You are more likely to see cheaper flights to Dallas/Fort Worth Airport from Knoxville when booking weeks ahead of your departure date. In general, you can expect to find flights to Dallas/Fort Worth Airport for around $416 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dallas/Fort Worth Airport from Knoxville for as low as $245 on momondo.

What cabin class options are available on Knoxville McGhee Tyson to Dallas/Fort Worth flights?

There are 4 cabin classes available to choose from on Knoxville McGhee Tyson to Dallas/Fort Worth flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Knoxville to Dallas/Fort Worth Airport flights?

You could potentially save up to 62% on your flight if you consider stops on a Knoxville to Dallas/Fort Worth Airport flight.

How have Knoxville to Dallas/Fort Worth Airport flight prices changed over time?

As of September 2025, prices for Knoxville to Dallas/Fort Worth Airport flights are approximately 7% cheaper when compared to flights at the same time last year.

When to book flights from Knoxville to Dallas/Fort Worth Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Knoxville to Dallas/Fort Worth Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Knoxville to Dallas/Fort Worth Airport (TYS to DFW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Knoxville to Dallas/Fort Worth Airport

Best Price Found

$238

Fastest flight time

2h 23m

Direct flights

Every day
The best one-way flight to Dallas/Fort Worth Airport from Knoxville in the past 72 hours is $238. The best round-trip flight deal from Knoxville to Dallas/Fort Worth Airport found on momondo in the last 72 hours is $351.
The fastest flight from Knoxville to Dallas/Fort Worth Airport takes 2h 23m
Direct flights go from Knoxville to Dallas/Fort Worth Airport every day.
  • How far is Knoxville McGhee Tyson to Dallas/Fort Worth by plane?

    There are 775.7 mi between Knoxville McGhee Tyson and Dallas/Fort Worth. Typically, this will take 7h 06m by plane in normal conditions.

  • When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Dallas/Fort Worth Airport?

    Prices for flights from Knoxville McGhee Tyson Airport to Dallas/Fort Worth Airport are updated daily.

  • How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Dallas/Fort Worth Airport?

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to Dallas/Fort Worth Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Knoxville McGhee Tyson Airport to Dallas/Fort Worth Airport.

  • What documentation or ID do you need to fly to Dallas/Fort Worth Airport?

    The travel and health documents you'll need for your trip to Dallas/Fort Worth Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Dallas/Fort Worth Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Knoxville to Dallas/Fort Worth Airport?

  • What is the most popular airline from Knoxville to Dallas/Fort Worth Airport?

Best airlines flying from Knoxville to Dallas/Fort Worth Airport

Compare and see reviews for airlines that fly from Knoxville to Dallas/Fort Worth Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $140Free CancellationRating
5.8
3,173 reviews
Search Frontier flights
American AirlinesPriceFrom $327Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $341Free CancellationRating
7.9
7,961 reviews
Search Delta flights
  • American Airlines Flights From Knoxville to Dallas/Fort Worth Airport

    American Airlines flies from Knoxville to Dallas/Fort Worth Airport around 23 times per week, with 10,000 momondo users rating the airline 7.2/10. The cheapest American Airlines deal from Knoxville to Dallas/Fort Worth Airport in the last 72 hours was $327 (round-trip), much lower than the average airfare cost of $418 for American Airlines flights on this route.

Traveling to a place near Dallas?

Book flights to Dallas if you plan to visit one of these locations
Fort Worth
Arlington
Frisco
Irving
Grapevine
Plano
Denton
Thackerville
Grand Prairie
Garland
McKinney
Durant
Rockwall
Richardson
Lewisville
Ardmore
Addison
Allen
Waxahachie
Granbury

Why use momondo?

Why should I use momondo to find a flight deal from Knoxville to Dallas?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Knoxville to Dallas. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Knoxville to Dallas with flexible booking policies on momondo?

Yes. All flights to Dallas from Knoxville on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Knoxville to Dallas?

Once you have performed a search for Knoxville to Dallas flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Knoxville to Dallas right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Knoxville to Dallas now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Dallas and let you know when they change.

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1 adult
Fri 10/17
Fri 10/24

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