How long is the flight from Killeen to Delaware?

A quick flight from Killeen to Delaware can take about 7h 22m. American Airlines provides one of the quickest options available for as low as $555. The distance between Killeen and Delaware is about 1403 mi.

In terms of precipitation, rainfall in Delaware ranges from 2.9 - 4.3 inches per month. July is typically the wettest month, when rainfall can reach 4.3 in. February is typically the driest time to visit Delaware when rainfall is around 2.9 in.

If weather is an important factor for your trip to Delaware, 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 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Killeen to Delaware as you normally would.

What airport do you fly from for flights from Killeen to Delaware?

Killeen Fort Hood Regional (GRK) is the airport you will fly out of if you book a flight from Killeen to Delaware. It is only a 6.9 mi journey to Fort Hood Regional (GRK) from Killeen’s city center.

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

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

How can I find direct flights from Killeen to Delaware?

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

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

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

$555+ Flights from Killeen to Delaware

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Cheap flight deals from Killeen to Delaware

Cheapest flights from Killeen to Delaware
Explore the most affordable flight options available from Killeen to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on janvier 20, 2026.

ven. 4/36:33 pm

GRK

PHL

1 stop5h 21m

American Airlines

lun. 4/64:27 pm

PHL

GRK

1 stop6h 36m

American Airlines

Deal found 1/20

$555

jeu. 2/126:33 pm

GRK

PHL

1 stop5h 21m

American Airlines

lun. 2/164:00 pm

PHL

GRK

1 stop7h 36m

American Airlines

Deal found 1/18

$581

ven. 2/137:00 am

GRK

PHL

2 stops7h 26m

American Airlines

lun. 2/1611:35 am

PHL

GRK

1 stop7h 28m

American Airlines

Deal found 1/20

$586

ven. 6/193:06 pm

GRK

PHL

1 stop6h 21m

American Airlines

lun. 6/228:20 am

PHL

GRK

1 stop7h 16m

American Airlines

Deal found 1/20

$790

ven. 5/2210:02 am

GRK

PHL

1 stop5h 36m

American Airlines

lun. 5/2512:04 pm

PHL

GRK

2 stops7h 50m

American Airlines

Deal found 1/20

$943

Best flights from Killeen to Delaware
Discover carefully curated flight deals from Killeen to Delaware that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated janvier 20, 2026.

ven. 4/311:56 am

GRK

PHL

1 stop7h 22m

American Airlines

lun. 4/64:27 pm

PHL

GRK

1 stop6h 36m

American Airlines

Deal found 1/18

$555

ven. 2/137:00 am

GRK

PHL

1 stop6h 37m

American Airlines

lun. 2/1611:35 am

PHL

GRK

1 stop7h 28m

American Airlines

Deal found 1/18

$581

jeu. 2/126:33 pm

GRK

PHL

1 stop5h 21m

American Airlines

lun. 2/164:00 pm

PHL

GRK

1 stop7h 36m

American Airlines

Deal found 1/18

$581

Last-minute flights from Killeen to Delaware
Discover last-minute flight deals from Killeen to Delaware. Data last updated janvier 20, 2026 and is based on user searches.

lun. 2/212:31 pm

GRK

PHL

1 stop7h 10m

American Airlines

jeu. 2/55:00 am

PHL

GRK

1 stop8h 01m

American Airlines

Deal found 1/19

$1,255

jeu. 2/126:33 pm

GRK

PHL

1 stop5h 21m

American Airlines

lun. 2/164:00 pm

PHL

GRK

1 stop7h 36m

American Airlines

Deal found 1/18

$581

ven. 2/1311:56 am

GRK

PHL

2 stops9h 08m

American Airlines

lun. 2/164:00 pm

PHL

GRK

1 stop7h 36m

American Airlines

Deal found 1/18

$586

Find flight deals from Killeen to Delaware

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Round-trip from	$555 (American Airlines)

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From Killeen Fort Hood Regional to Delaware

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Fly from

Fly to

Route

Depart

Return

Price

KilleenPhiladelphia

GRK - PHL

GRKPHL

Killeen Fort Hood Regional

ven. 4/3

11:56 am-8:18 pm

1 stop7h 22m

Philadelphia

lun. 4/6

4:27 pm-10:03 pm

1 stop6h 36m

$555

KilleenPhiladelphia

GRK - PHL

GRKPHL

Killeen Fort Hood Regional

ven. 2/13

7:00 am-2:37 pm

1 stop6h 37m

Philadelphia

lun. 2/16

11:35 am-6:03 pm

1 stop7h 28m

$581

KilleenPhiladelphia

GRK - PHL

GRKPHL

Killeen Fort Hood Regional

jeu. 2/12

6:33 pm-12:54 am

1 stop5h 21m

Philadelphia

lun. 2/16

4:00 pm-10:36 pm

1 stop7h 36m

$581

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/18

Best time to book a flight from Killeen to Delaware

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

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

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Related info for your journey

What airport do you fly from for flights from Killeen to Delaware?
Killeen Fort Hood Regional (GRK) is the airport you will fly out of if you book a flight from Killeen to Delaware. It is only a 6.9 mi journey to Fort Hood Regional (GRK) from Killeen’s city center.
How long is the flight from Killeen to Delaware?
A quick flight from Killeen to Delaware can take about 7h 22m. American Airlines provides one of the quickest options available for as low as $555. The distance between Killeen and Delaware is about 1403 mi.
Can I find deals for flights from Killeen to Delaware that include hotel bookings?
Yes. In addition to deals on Killeen to Delaware flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Killeen to Delaware?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Killeen to Delaware.
Can I find deals for business class flights from Killeen to Delaware?
Yes. Cheapflights offers flight deals from Killeen to Delaware by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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$555+ Cheap flights from Killeen (GRK) to Delaware

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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Killeen to Delaware with Cheapflights

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Cheap flight deals from Killeen to Delaware

Cheapest flights from Killeen to DelawareExplore the most affordable flight options available from Killeen to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on janvier 20, 2026.

Explore the most affordable flight options available from Killeen to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on janvier 20, 2026.

Find flight deals from Killeen to Delaware

Keep the following information in mind while searching for Killeen to Delaware flight deals. Data was last updated janvier 20, 2026.

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Best time to book a flight from Killeen to Delaware

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

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

Related info for your journey

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

What airport do you fly from for flights from Killeen to Delaware?

How long is the flight from Killeen to Delaware?

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

How can I find direct flights from Killeen to Delaware?

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

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Cheapest flights from Killeen to Delaware
Explore the most affordable flight options available from Killeen to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on janvier 20, 2026.