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Killeen

$555+ Cheap flights from Philadelphia to Killeen (PHL - 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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — GRK
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Philadelphia to Killeen

Cheapest flights from Philadelphia to Killeen
Explore the most affordable flight options available from Philadelphia to Killeen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This American Airlines deal was found by Cheapflights users on 1/27. 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 6/35:45 pm
PHL
-
GRK
1 stop6h 00m
American Airlines
Wed 6/105:00 am
GRK
-
PHL
1 stop5h 50m
American Airlines
Deal found 1/27$555
This American Airlines deal was found by Cheapflights users on 1/29. 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 2/2611:35 am
PHL
-
GRK
1 stop7h 28m
American Airlines
Sat 2/2810:15 am
GRK
-
PHL
1 stop5h 40m
American Airlines
Deal found 1/29$568
This American Airlines deal was found by Cheapflights users on 1/28. 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 2/1212:55 pm
PHL
-
GRK
1 stop6h 08m
American Airlines
Tue 2/1712:01 pm
GRK
-
PHL
1 stop7h 48m
American Airlines
Deal found 1/28$630
This American Airlines deal was found by Cheapflights users on 1/27. 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.
Fri 4/243:07 pm
PHL
-
GRK
2 stops7h 45m
American Airlines
Thu 4/303:54 pm
GRK
-
PHL
1 stop7h 17m
American Airlines
Deal found 1/27$813

Find flight deals from Philadelphia to Killeen

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) 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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$555
(American Airlines)
Provider with most accurate pricing for Philadelphia-Killeen Fort Hood Regional flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Killeen Fort Hood Regional flights.
Search Deals
From Philadelphia to Killeen Fort Hood Regional
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia 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 January 29, 2026.
Use the filters below to find and compare flights from Philadelphia to Killeen that are best for you.

Fly from

Philadelphia

Fly to

Killeen

Route

Depart

Return

Price

PhiladelphiaKilleen

PHL - GRK

PHLGRK

Philadelphia

Wed 6/3

5:45 pm-10:45 pm

1 stop6h 00m

Killeen Fort Hood Regional

Wed 6/10

5:00 am-11:50 am

1 stop5h 50m

$555

PhiladelphiaKilleen

PHL - GRK

PHLGRK

Philadelphia

Fri 4/24

5:00 am-9:37 am

1 stop5h 37m

Killeen Fort Hood Regional

Thu 4/30

3:54 pm-10:48 pm

1 stop5h 54m

$555

PhiladelphiaKilleen

PHL - GRK

PHLGRK

Philadelphia

Thu 2/26

11:35 am-6:03 pm

1 stop7h 28m

Killeen Fort Hood Regional

Sat 2/28

10:15 am-4:55 pm

1 stop5h 40m

$568

PhiladelphiaKilleen

PHL - GRK

PHLGRK

Philadelphia

Thu 2/12

12:55 pm-6:03 pm

1 stop6h 08m

Killeen Fort Hood Regional

Tue 2/17

12:01 pm-8:49 pm

1 stop7h 48m

$630

PhiladelphiaKilleen

PHL - GRK

PHLGRK

Philadelphia

Mon 2/16

5:17 pm-10:36 pm

1 stop6h 19m

$628

PhiladelphiaKilleen

PHL - GRK

PHLGRK

Philadelphia

Fri 2/6

12:08 pm-6:53 pm

1 stop7h 45m

$628

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Compare providers for flights from Philadelphia 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 Philadelphia to Killeen in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 Philadelphia-Killeen flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Killeen flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Philadelphia-Killeen flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Philadelphia-Killeen flights, Cheapflights users trust FlightHub the most. FlightHub 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 Philadelphia-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 Philadelphia to Killeen

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

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

Currently, December is the cheapest month in which you can book a flight from Philadelphia to Killeen (average of $56). Flying from Philadelphia to Killeen in June is currently the most expensive (average of $176). 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 January 29, 2026.
See what other customers who have flown with American Airlines from Philadelphia to Killeen have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,206 reviews

Boarding

7.5

Comfort

7.2

Crew

8.0

Entertainment

6.9

Overall

7.2

Food

6.4

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
11,206 reviews
American Airlines
7.2
Good
11,206 reviews

Boarding

7.5

Comfort

7.2

Crew

8.0

Entertainment

6.9

Overall

7.2

Food

6.4

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 Philadelphia 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 Philadelphia to Killeen?

    There are many flights that can get you from Philadelphia to Killeen in 6h. Fly via American Airlines to get the fastest option. Airlines will cover a distance of 1403 mi.

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

    Cheapflights users have booked flights from Philadelphia to Killeen round-trip from $540.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Philadelphia to Killeen (average of $56). Flying from Philadelphia to Killeen in June is currently the most expensive (average of $176). 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
Temple
Copperas Cove

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Alternative routes for Philadelphia to Killeen

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Philadelphia to Killeen

Discover the top airline that operate flights from Philadelphia 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$540Average$678FlexibilityNo cancel feeOn-time71%

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