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

According to our current data, American Airlines ($414), offers the cheapest pricing from Killeen to Philadelphia.

What is the cheapest day to fly from Killeen to Philadelphia?

Travelers seeking maximum savings on their Killeen to Philadelphia flight should consider departing on Thursday afternoons when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Philadelphia ranges from 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Philadelphia when rainfall is around 2.7 in.

If weather is an important factor for your trip to Philadelphia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

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

Users have found that flying from Killeen to Philadelphia on a Thursday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

What is the cheapest time of day to fly from GRK to PHL?

Unlike in the morning, when flights are generally more expensive, you can save up to 18% on flights from Killeen to Philadelphia by exploring options for tickets at noon.

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

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

How can I find direct flights from Killeen to Philadelphia?

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

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

Yes. Cheapflights offers flight deals from Killeen to Philadelphia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$414+ Flights from Killeen to Philadelphia

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Cheap flight deals from Killeen to Philadelphia

Round-trip from	$414 (American Airlines)

From Killeen Fort Hood Regional to Philadelphia

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Find flight deals from Killeen to Philadelphia

Cheapest flights from Killeen to Philadelphia
Explore the most affordable flight options available from Killeen to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

Sat 11/1510:22 amGRK - PHL

2 stops10h 52mAmerican Airlines

Tue 11/1810:30 amPHL - GRK

2 stops13h 57mAmerican Airlines

Deal found 6/28

$414

Best flights from Killeen to Philadelphia
Discover carefully curated flight deals from Killeen to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 1, 2025.

Sat 11/1510:22 amGRK - PHL

2 stops10h 52mAmerican Airlines

Tue 11/1810:30 amPHL - GRK

2 stops13h 57mAmerican Airlines

Deal found 6/28

$414

Last-minute flights from Killeen to Philadelphia
Discover last-minute flight deals from Killeen to Philadelphia. Data last updated July 1, 2025 and is based on user searches.

Sat 7/55:16 amGRK - PHL

1 stop8h 13mAmerican Airlines

Sat 7/121:55 pmPHL - GRK

1 stop6h 33mAmerican Airlines

Deal found 6/28

$549

Thu 7/104:29 pmGRK - PHL

1 stop7h 30mAmerican Airlines

Sat 7/1911:10 amPHL - GRK

1 stop5h 49mAmerican Airlines

Deal found 7/1

$680

Cheapflights Fare Finder

Use the filters below to find and compare flights from Killeen to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KilleenPhiladelphia

GRK - PHL

GRKPHL

Killeen Fort Hood Regional

Sat 11/15

10:22 am-10:14 pm

2 stops10h 52m

Philadelphia

Tue 11/18

10:30 am-11:27 pm

2 stops13h 57m

$414

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/28

Best time to book a flight from Killeen to Philadelphia

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

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

Currently, August is the cheapest month in which you can book a flight from Killeen to Philadelphia (average of $236). Flying from Killeen to Philadelphia in March is currently the most expensive (average of $295). 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 Philadelphia

Read reviews from past customers who have flown American Airlines from Killeen to Philadelphia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

American Airlines

7.2

Good

10,000 reviews

Reviews

1 / 20

6.0

Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation

American Airlines

7.2

Good

10,000 reviews

American Airlines

7.2

Good

10,000 reviews

Reviews

1 / 20

6.0

Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation

Related info for your journey

What is the cheapest airline to fly from Killeen to Philadelphia round-trip?
According to our current data, American Airlines ($414), offers the cheapest pricing from Killeen to Philadelphia.
Can I find deals for flights from Killeen to Philadelphia that include hotel bookings?
Yes. In addition to deals on Killeen to Philadelphia flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Killeen to Philadelphia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Killeen to Philadelphia.
Can I find deals for business class flights from Killeen to Philadelphia?
Yes. Cheapflights offers flight deals from Killeen to Philadelphia 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 Killeen to Philadelphia?
Currently, August is the cheapest month in which you can book a flight from Killeen to Philadelphia (average of $236). Flying from Killeen to Philadelphia in March is currently the most expensive (average of $295). 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

Vineland

Wildwood

King of Prussia

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Chester

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Glen Mills

Springfield

Phoenixville

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Killeen to Philadelphia

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$527	Average$773	FlexibilityNo cancel fee	On-time71%

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$414+ Cheap flights from Killeen to Philadelphia (GRK - PHL)

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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Killeen to Philadelphia with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Killeen to Philadelphia

Round-trip from

Find flight deals from Killeen to Philadelphia

Cheapest flights from Killeen to PhiladelphiaExplore the most affordable flight options available from Killeen to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

Explore the most affordable flight options available from Killeen to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Killeen to Philadelphia that are best for you.

Best time to book a flight from Killeen to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Killeen with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Killeen to Philadelphia

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

Reviews of airlines servicing Philadelphia

Read reviews from past customers who have flown American Airlines from Killeen to Philadelphia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

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

How can I find direct flights from Killeen to Philadelphia?

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

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

Traveling to a place near Killeen?

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Alternative routes for Killeen to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Killeen to Philadelphia

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Cheapest flights from Killeen to Philadelphia
Explore the most affordable flight options available from Killeen to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.