$578+ Cheap flights from Philadelphia to Killeen (PHL - GRK)
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 6/16. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — GRK
jul 9 — jul 161
Round-trip
1 adult, Economy
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Find cheap flights from Philadelphia to Killeen with Cheapflights
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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
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Best
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Cheapest flights from Philadelphia to KilleenExplore 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 junho 9, 2026.
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 junho 9, 2026.
This American Airlines deal was found by Cheapflights users on 6/7. 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.
qui 7/95:00 am
PHL
- GRK
1 stop8h 23m
American Airlines
dom 7/1212:54 pm
GRK
- PHL
1 stop8h 23m
American Airlines
Deal found 6/7![American Airlines logo]()
$595
This American Airlines deal was found by Cheapflights users on 6/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 6/305:00 am
PHL
- GRK
1 stop5h 34m
American Airlines
dom 7/53:08 pm
GRK
- PHL
1 stop6h 09m
American Airlines
Deal found 6/6![American Airlines logo]()
$597
This American Airlines deal was found by Cheapflights users on 6/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 7/73:00 pm
PHL
- GRK
1 stop6h 51m
American Airlines
qua 7/155:00 am
GRK
- PHL
1 stop5h 52m
American Airlines
Deal found 6/8![American Airlines logo]()
$659
This American Airlines deal was found by Cheapflights users on 6/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 6/305:00 am
PHL
- GRK
1 stop5h 34m
American Airlines
sex 7/35:00 am
GRK
- PHL
1 stop5h 31m
American Airlines
Deal found 6/6![American Airlines logo]()
$670
This American Airlines deal was found by Cheapflights users on 6/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 6/234:56 pm
PHL
- GRK
2 stops7h 42m
American Airlines
sáb 6/273:07 pm
GRK
- PHL
1 stop6h 46m
American Airlines
Deal found 6/8![American Airlines logo]()
$742
This American Airlines deal was found by Cheapflights users on 6/4. 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.
sex 7/34:22 pm
PHL
- GRK
1 stop5h 29m
American Airlines
ter 7/76:30 am
GRK
- PHL
2 stops7h 20m
American Airlines
Deal found 6/4![American Airlines logo]()
$753
This American Airlines deal was found by Cheapflights users on 6/7. 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.
ter 6/94:22 pm
PHL
- GRK
1 stop8h 16m
American Airlines
qua 6/106:44 am
GRK
- PHL
1 stop6h 36m
American Airlines
Deal found 6/7![American Airlines logo]()
$1,155
This American Airlines deal was found by Cheapflights users on 6/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 6/2212:51 pm
PHL
- GRK
1 stop7h 00m
American Airlines
ter 6/2312:54 pm
GRK
- PHL
1 stop7h 08m
American Airlines
Deal found 6/5![American Airlines logo]()
$1,235
Best flights from Philadelphia to KilleenDiscover carefully curated flight deals from Philadelphia to Killeen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated junho 9, 2026.
Discover carefully curated flight deals from Philadelphia to Killeen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated junho 9, 2026.
This American Airlines deal was found by Cheapflights users on 6/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 9/1112:55 pm
PHL
- GRK
1 stop6h 50m
American Airlines
seg 9/144:09 pm
GRK
- PHL
1 stop7h 13m
American Airlines
Deal found 6/8![American Airlines logo]()
$595
This American Airlines deal was found by Cheapflights users on 6/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 7/17:01 pm
PHL
- GRK
1 stop5h 37m
American Airlines
seg 7/63:08 pm
GRK
- PHL
1 stop6h 09m
American Airlines
Deal found 6/6![American Airlines logo]()
$597
This American Airlines deal was found by Cheapflights users on 6/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 6/305:00 am
PHL
- GRK
1 stop5h 34m
American Airlines
dom 7/53:08 pm
GRK
- PHL
1 stop6h 09m
American Airlines
Deal found 6/6![American Airlines logo]()
$597
This American Airlines deal was found by Cheapflights users on 6/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 7/73:00 pm
PHL
- GRK
1 stop6h 51m
American Airlines
qua 7/155:00 am
GRK
- PHL
1 stop5h 52m
American Airlines
Deal found 6/8![American Airlines logo]()
$659
This American Airlines deal was found by Cheapflights users on 6/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 7/85:00 am
PHL
- GRK
1 stop8h 23m
American Airlines
qua 7/1512:54 pm
GRK
- PHL
1 stop6h 56m
American Airlines
Deal found 6/8![American Airlines logo]()
$659
This American Airlines deal was found by Cheapflights users on 6/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 6/234:22 pm
PHL
- GRK
1 stop8h 16m
American Airlines
sáb 6/273:07 pm
GRK
- PHL
1 stop6h 46m
American Airlines
Deal found 6/8![American Airlines logo]()
$659
This American Airlines deal was found by Cheapflights users on 6/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 6/305:00 am
PHL
- GRK
1 stop5h 34m
American Airlines
sex 7/35:00 am
GRK
- PHL
1 stop5h 31m
American Airlines
Deal found 6/6![American Airlines logo]()
$670
This American Airlines deal was found by Cheapflights users on 6/4. 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.
sex 7/34:22 pm
PHL
- GRK
1 stop5h 29m
American Airlines
ter 7/76:30 am
GRK
- PHL
2 stops7h 20m
American Airlines
Deal found 6/4![American Airlines logo]()
$753
This American Airlines deal was found by Cheapflights users on 6/7. 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.
qui 7/912:07 pm
PHL
- GRK
2 stops7h 47m
American Airlines
dom 7/123:08 pm
GRK
- PHL
1 stop6h 09m
American Airlines
Deal found 6/7![American Airlines logo]()
$861
This American Airlines deal was found by Cheapflights users on 6/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 6/2212:51 pm
PHL
- GRK
1 stop7h 00m
American Airlines
ter 6/2312:54 pm
GRK
- PHL
1 stop7h 08m
American Airlines
Deal found 6/5![American Airlines logo]()
$1,235
Last-minute flights from Philadelphia to KilleenDiscover last-minute flight deals from Philadelphia to Killeen. Data last updated junho 9, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Killeen. Data last updated junho 9, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 6/7. 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.
ter 6/94:22 pm
PHL
- GRK
1 stop8h 16m
American Airlines
qua 6/106:44 am
GRK
- PHL
1 stop6h 36m
American Airlines
Deal found 6/7![American Airlines logo]()
$1,155
This American Airlines deal was found by Cheapflights users on 6/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 6/2212:51 pm
PHL
- GRK
1 stop7h 00m
American Airlines
ter 6/2312:54 pm
GRK
- PHL
1 stop7h 08m
American Airlines
Deal found 6/5![American Airlines logo]()
$1,235
This American Airlines deal was found by Cheapflights users on 6/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 6/234:56 pm
PHL
- GRK
2 stops7h 42m
American Airlines
sáb 6/273:07 pm
GRK
- PHL
1 stop6h 46m
American Airlines
Deal found 6/8![American Airlines logo]()
$742
This American Airlines deal was found by Cheapflights users on 6/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 6/305:00 am
PHL
- GRK
1 stop5h 34m
American Airlines
dom 7/53:08 pm
GRK
- PHL
1 stop6h 09m
American Airlines
Deal found 6/6![American Airlines logo]()
$597
This American Airlines deal was found by Cheapflights users on 6/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 6/305:00 am
PHL
- GRK
1 stop5h 34m
American Airlines
sex 7/35:00 am
GRK
- PHL
1 stop5h 31m
American Airlines
Deal found 6/6![American Airlines logo]()
$670
This American Airlines deal was found by Cheapflights users on 6/4. 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.
sex 7/34:22 pm
PHL
- GRK
1 stop5h 29m
American Airlines
ter 7/76:30 am
GRK
- PHL
2 stops7h 20m
American Airlines
Deal found 6/4![American Airlines logo]()
$753
This American Airlines deal was found by Cheapflights users on 6/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 7/73:00 pm
PHL
- GRK
1 stop6h 51m
American Airlines
qua 7/155:00 am
GRK
- PHL
1 stop5h 52m
American Airlines
Deal found 6/8![American Airlines logo]()
$659
This American Airlines deal was found by Cheapflights users on 6/7. 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.
qui 7/95:00 am
PHL
- GRK
1 stop8h 23m
American Airlines
dom 7/1212:54 pm
GRK
- PHL
1 stop8h 23m
American Airlines
Deal found 6/7![American Airlines logo]()
$595
One-way flights from Philadelphia to KilleenSearch for one-way flight options from Philadelphia to Killeen. Find affordable one-way fares based on user searches. Data last updated junho 9, 2026.
Search for one-way flight options from Philadelphia to Killeen. Find affordable one-way fares based on user searches. Data last updated junho 9, 2026.
This American Airlines deal was found by Cheapflights users on 6/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 6/165:00 am
PHL
- GRK
1 stop8h 24m
American Airlines
Deal found 6/8![American Airlines logo]()
$578
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 junho 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $595 (American Airlines) |
One-way from | $578 (American Airlines) |
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 junho 9, 2026.
Use the filters below to find and compare flights from Philadelphia to Killeen that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhiladelphiaKilleen
PHL - GRK
PHLGRK
Philadelphia
sex 9/11
12:55 pm-6:45 pm
1 stop6h 50m
Killeen Fort Hood Regional
seg 9/14
4:09 pm-12:22 am
1 stop7h 13m
$595
PhiladelphiaKilleen
PHL - GRK
PHLGRK
Philadelphia
qua 7/1
7:01 pm-11:38 pm
1 stop5h 37m
Killeen Fort Hood Regional
seg 7/6
3:08 pm-10:17 pm
1 stop6h 09m
$597
PhiladelphiaKilleen
PHL - GRK
PHLGRK
Philadelphia
ter 6/30
5:00 am-9:34 am
1 stop5h 34m
Killeen Fort Hood Regional
dom 7/5
3:08 pm-10:17 pm
1 stop6h 09m
$597
PhiladelphiaKilleen
PHL - GRK
PHLGRK
Philadelphia
ter 7/7
3:00 pm-8:51 pm
1 stop6h 51m
Killeen Fort Hood Regional
qua 7/15
5:00 am-11:52 am
1 stop5h 52m
$659
PhiladelphiaKilleen
PHL - GRK
PHLGRK
Philadelphia
qua 7/8
5:00 am-12:23 pm
1 stop8h 23m
Killeen Fort Hood Regional
qua 7/15
12:54 pm-8:50 pm
1 stop6h 56m
$659
PhiladelphiaKilleen
PHL - GRK
PHLGRK
Philadelphia
ter 6/23
4:22 pm-11:38 pm
1 stop8h 16m
Killeen Fort Hood Regional
sáb 6/27
3:07 pm-10:53 pm
1 stop6h 46m
$659
Quickest round-trip
PhiladelphiaKilleen
PHL - GRK
PHLGRK
Philadelphia
ter 6/30
5:00 am-9:34 am
1 stop5h 34m
Killeen Fort Hood Regional
sex 7/3
5:00 am-11:31 am
1 stop5h 31m
$670
PhiladelphiaKilleen
PHL - GRK
PHLGRK
Philadelphia
sex 7/3
4:22 pm-8:51 pm
1 stop5h 29m
Killeen Fort Hood Regional
ter 7/7
6:30 am-2:50 pm
2 stops7h 20m
$753
PhiladelphiaKilleen
PHL - GRK
PHLGRK
Philadelphia
qui 7/9
12:07 pm-6:54 pm
2 stops7h 47m
Killeen Fort Hood Regional
dom 7/12
3:08 pm-10:17 pm
1 stop6h 09m
$861
PhiladelphiaKilleen
PHL - GRK
PHLGRK
Philadelphia
seg 6/22
12:51 pm-6:51 pm
1 stop7h 00m
Killeen Fort Hood Regional
ter 6/23
12:54 pm-9:02 pm
1 stop7h 08m
$1,235
Showing 1-10 of 12 resultsSorted by cheapest first
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 June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
PHL-GRK
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.
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 junho 9, 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.
Boarding
7.5
Food
6.4
Comfort
7.2
Overall
7.1
Crew
7.9
Entertainment
6.9
Reviews
1 / 20
8.0
ExcellentMonica,Nov 2025
JAC - DFW
Boarding
7.5
Food
6.4
Comfort
7.2
Overall
7.1
Crew
7.9
Entertainment
6.9
Reviews
1 / 20
8.0
ExcellentMonica,Nov 2025
JAC - DFW
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.
Traveling to a place near Killeen?
Book flights to Killeen if you plan to visit one of these locationsTemple
Copperas Cove
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Philadelphia and Killeen flights
Browse other Philadelphia and Killeen flight options. Last updated on junho 9, 2026.
Other flights from Philadelphia
Browse through other flights departing from Philadelphia. Flights are based on user searches made on Cheapflights and were last updated on junho 9, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 junho 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$555 | Average$678 | FlexibilityNo cancel fee | On-time71% |