HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Killeen

$309+ Cheap flights from Knoxville to Killeen (TYS - GRK)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/1. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — GRK
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Knoxville to Killeen with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Knoxville to Killeen

Best flights from Knoxville to Killeen
Discover carefully curated flight deals from Knoxville to Killeen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

This American Airlines deal was found by Cheapflights users on 12/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/15:23 amTYS - GRK
1 stop5h 28mAmerican Airlines
Sun 1/43:58 pmGRK - TYS
1 stop6h 47mAmerican Airlines
Deal found 12/11$309
This American Airlines deal was found by Cheapflights users on 12/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/84:41 pmTYS - GRK
1 stop7h 02mAmerican Airlines
Thu 1/155:00 pmGRK - TYS
1 stop4h 47mAmerican Airlines
Deal found 12/11$309
This American Airlines deal was found by Cheapflights users on 12/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/156:51 pmTYS - GRK
1 stop4h 52mAmerican Airlines
Thu 1/225:21 amGRK - TYS
1 stop5h 13mAmerican Airlines
Deal found 12/11$309
This American Airlines deal was found by Cheapflights users on 12/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/86:00 amTYS - GRK
1 stop5h 05mAmerican Airlines
Fri 1/165:00 pmGRK - TYS
1 stop4h 47mAmerican Airlines
Deal found 12/11$353

Find flight deals from Knoxville to Killeen

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Killeen (GRK). 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$309
(American Airlines)
Provider with most accurate pricing for Knoxville McGhee Tyson-Killeen Fort Hood Regional flight deals.
Search Deals
Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Killeen Fort Hood Regional flights.
Search Deals
From Knoxville McGhee Tyson to Killeen Fort Hood Regional
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Killeen 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 December 12, 2025.
Use the filters below to find and compare flights from Knoxville to Killeen that are best for you.

Fly from

Knoxville

Fly to

Killeen

Route

Depart

Return

Price

KnoxvilleKilleen

TYS - GRK

TYSGRK

Knoxville McGhee Tyson

Thu 1/1

5:23 am-9:51 am

1 stop5h 28m

Killeen Fort Hood Regional

Sun 1/4

3:58 pm-11:45 pm

1 stop6h 47m

$309

KnoxvilleKilleen

TYS - GRK

TYSGRK

Knoxville McGhee Tyson

Thu 1/8

4:41 pm-10:43 pm

1 stop7h 02m

Killeen Fort Hood Regional

Thu 1/15

5:00 pm-10:47 pm

1 stop4h 47m

$309

KnoxvilleKilleen

TYS - GRK

TYSGRK

Knoxville McGhee Tyson

Thu 1/15

6:51 pm-10:43 pm

1 stop4h 52m

Killeen Fort Hood Regional

Thu 1/22

5:21 am-11:34 am

1 stop5h 13m

$309

KnoxvilleKilleen

TYS - GRK

TYSGRK

Knoxville McGhee Tyson

Thu 1/8

6:00 am-10:05 am

1 stop5h 05m

Killeen Fort Hood Regional

Fri 1/16

5:00 pm-10:47 pm

1 stop4h 47m

$353

KnoxvilleKilleen

TYS - GRK

TYSGRK

Knoxville McGhee Tyson

Thu 1/1

5:23 am-11:27 am

1 stop7h 04m

$417

KnoxvilleKilleen

TYS - GRK

TYSGRK

Knoxville McGhee Tyson

Fri 1/2

5:23 am-9:51 am

1 stop5h 28m

$453

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Compare providers for flights from Knoxville to Killeen

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Knoxville to Killeen in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Knoxville-Killeen flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Knoxville-Killeen flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Knoxville-Killeen flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-Killeen flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Knoxville-Killeen flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Knoxville to Killeen

Have a flexible travel schedule? Discover the best time to fly to Killeen 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 Killeen

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

Currently, May is the cheapest month in which you can book a flight from Knoxville to Killeen (average of $86). Flying from Knoxville to Killeen in December is currently the most expensive (average of $119). 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.

Reviews of airlines servicing Killeen

Get insights into the airlines that provide service to Killeen. 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 Killeen. Reviews last updated December 12, 2025.
Read through reviews of airlines operating flights from Knoxville to Killeen, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,050 reviews

Boarding

7.5

Overall

7.2

Comfort

7.2

Crew

8.0

Food

6.5

Entertainment

6.9

Reviews

1 / 20
8.0
Excellent

Monica,Nov 2025

JAC - DFW

At least there was an option of entertainment on this flight.
American Airlines
7.2
Good
11,050 reviews
American Airlines
7.2
Good
11,050 reviews

Boarding

7.5

Overall

7.2

Comfort

7.2

Crew

8.0

Food

6.5

Entertainment

6.9

Reviews

1 / 20
8.0
Excellent

Monica,Nov 2025

JAC - DFW

At least there was an option of entertainment on this flight.

Related info for your journey

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

  • How long is the flight from Knoxville to Killeen?

    American Airlines can get you from Knoxville to Killeen in just under 5h 28m. Your travel time can differ by up to . There are 861 mi between Knoxville and Killeen.

  • What is the cheapest airline to fly from Knoxville to Killeen round-trip?

    Cheapflights users have booked flights from Knoxville to Killeen round-trip from $248.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Knoxville to Killeen (average of $86). Flying from Knoxville to Killeen in December is currently the most expensive (average of $119). 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 Killeen?

Book flights to Killeen if you plan to visit one of these locations
Copperas Cove
Temple

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Knoxville to Killeen

See prices for flight routes from nearby airports that may be better suited for you.
Nashville to Dallas/Fort Worth flights
Memphis to Hobby flights
Nashville to Hobby flights
Memphis to George Bush Intcntl flights
Nashville to George Bush Intcntl flights
Memphis to Dallas/Fort Worth flights
Knoxville to Dallas/Fort Worth flights
Chattanooga to Dallas/Fort Worth flights
Nashville to Love Field flights
Knoxville to Hobby flights
Nashville to Austin flights
Memphis to Love Field flights
Knoxville to George Bush Intcntl flights
Knoxville to Austin flights
Chattanooga to Hobby flights
Nashville to San Antonio flights
Chattanooga to George Bush Intcntl flights
Chattanooga to Love Field flights
Memphis to Austin flights
Knoxville to Love Field flights
Knoxville to San Antonio flights
Chattanooga to San Antonio flights
Memphis to San Antonio flights
Nashville to El Paso flights
Chattanooga to Austin flights
Blountville to Dallas/Fort Worth flights
Chattanooga to El Paso flights
Blountville to Austin flights
Knoxville to El Paso flights
Memphis to El Paso flights
Blountville to Love Field flights
Nashville to Corpus Christi flights
Nashville to Lubbock flights
Nashville to Amarillo flights
Memphis to Lubbock flights
Blountville to San Antonio flights
Nashville to McAllen flights
Nashville to Harlingen flights
Memphis to Laredo flights
Memphis to McAllen flights
Nashville to Brownsville flights
Blountville to Hobby flights
Knoxville to McAllen flights
Blountville to George Bush Intcntl flights
Chattanooga to Midland flights
Nashville to Killeen flights
Nashville to College Station flights
Blountville to Corpus Christi flights
Nashville to Tyler flights

Top airline flying from Knoxville to Killeen

Discover the top airline that operate flights from Knoxville to Killeen. 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$248Average$332FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.