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Killeen

$213+ Cheap flights from Puerto Rico to Killeen (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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — GRK
Apr 25 — May 21
Sat 4/25
Sat 5/2
1 adult, Economy
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Cheap flight deals from Puerto Rico to Killeen

Cheapest flights from Puerto Rico to Killeen
Explore the most affordable flight options available from Puerto Rico to Killeen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2026.

This American Airlines deal was found by Cheapflights users on 3/25. 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 4/1711:59 pm
SJU
-
GRK
1 stop10h 36m
American Airlines
Sun 4/197:09 pm
GRK
-
SJU
1 stop8h 23m
American Airlines
Deal found 3/25$325
This American Airlines deal was found by Cheapflights users on 3/22. 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.
Mon 5/2512:44 am
SJU
-
GRK
1 stop9h 50m
American Airlines
Sun 7/197:21 pm
GRK
-
SJU
1 stop8h 18m
American Airlines
Deal found 3/22$419
This American Airlines deal was found by Cheapflights users on 3/23. 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 4/1010:03 am
SJU
-
GRK
2 stops12h 49m
American Airlines
Mon 4/137:09 pm
GRK
-
SJU
1 stop8h 23m
American Airlines
Deal found 3/23$443
This American Airlines deal was found by Cheapflights users on 3/26. 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 4/2411:59 pm
SJU
-
GRK
1 stop10h 36m
American Airlines
Fri 5/17:09 pm
GRK
-
SJU
1 stop8h 23m
American Airlines
Deal found 3/26$470
This American Airlines deal was found by Cheapflights users on 3/22. 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.
Sat 4/186:45 am
SJU
-
GRK
1 stop16h 07m
American Airlines
Wed 4/2210:05 am
GRK
-
SJU
1 stop17h 27m
American Airlines
Deal found 3/22$478
This American Airlines deal was found by Cheapflights users on 3/22. 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 4/1011:59 pm
SJU
-
GRK
1 stop10h 36m
American Airlines
Tue 4/1411:58 am
GRK
-
SJU
1 stop10h 04m
American Airlines
Deal found 3/22$483

Find flight deals from Puerto Rico to Killeen

Keep the following information in mind while searching for Puerto Rico to Killeen flight deals. Data was last updated March 26, 2026.

Round-trip from

$325
(American Airlines)

One-way from

$213
(American Airlines)

Popular in

July

Cheapest in

February

Average price

$625
From Puerto Rico to Killeen Fort Hood Regional
Search Deals
One-way flight from Puerto Rico to Killeen Fort Hood Regional
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($68 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Puerto Rico 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 March 26, 2026.
Use the filters below to find and compare flights from Puerto Rico to Killeen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JuanKilleen

SJU - GRK

SJUGRK

San Juan Luis Munoz Marin Intl

Fri 4/17

11:59 pm-9:35 am

1 stop10h 36m

Killeen Fort Hood Regional

Sun 4/19

11:58 am-4:32 am

1 stop15h 34m

$378

San JuanKilleen

SJU - GRK

SJUGRK

San Juan Luis Munoz Marin Intl

Fri 4/10

11:59 pm-9:35 am

1 stop10h 36m

Killeen Fort Hood Regional

Mon 4/13

7:09 pm-4:32 am

1 stop8h 23m

$443

San JuanKilleen

SJU - GRK

SJUGRK

San Juan Luis Munoz Marin Intl

Fri 4/24

11:59 pm-9:35 am

1 stop10h 36m

Killeen Fort Hood Regional

Fri 5/1

7:09 pm-4:32 am

1 stop8h 23m

$470

San JuanKilleen

SJU - GRK

SJUGRK

San Juan Luis Munoz Marin Intl

Sat 4/18

6:45 am-9:52 pm

1 stop16h 07m

Killeen Fort Hood Regional

Wed 4/22

10:05 am-4:32 am

1 stop17h 27m

$478

San JuanKilleen

SJU - GRK

SJUGRK

San Juan Luis Munoz Marin Intl

Fri 4/10

10:03 am-11:46 pm

2 stops14h 43m

Killeen Fort Hood Regional

Tue 4/14

11:58 am-11:02 pm

1 stop10h 04m

$513

San JuanKilleen

SJU - GRK

SJUGRK

San Juan Luis Munoz Marin Intl

Tue 5/26

6:00 am-2:37 pm

2 stops9h 37m

Killeen Fort Hood Regional

Sun 7/19

7:21 pm-4:39 am

1 stop8h 18m

$514
Quickest round-trip

San JuanKilleen

SJU - GRK

SJUGRK

San Juan Luis Munoz Marin Intl

Fri 5/22

12:44 am-9:34 am

1 stop9h 50m

Killeen Fort Hood Regional

Wed 5/27

3:07 pm-11:39 pm

1 stop7h 32m

$552

San JuanKilleen

SJU - GRK

SJUGRK

San Juan Luis Munoz Marin Intl

Sun 6/28

12:44 am-9:34 am

1 stop9h 50m

Killeen Fort Hood Regional

Sun 7/5

7:21 pm-4:39 am

1 stop8h 18m

$553
Cheapest one-way

San JuanKilleen

SJU - GRK

SJUGRK

San Juan Luis Munoz Marin Intl

Mon 5/4

7:00 pm-11:21 am

2 stops17h 21m

$213

San JuanKilleen

SJU - GRK

SJUGRK

San Juan Luis Munoz Marin Intl

Tue 4/7

7:11 am-9:52 pm

2 stops15h 41m

$278

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/23

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Best time to book a flight from Puerto Rico to Killeen

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

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

Currently, January is the cheapest month in which you can book a flight from Puerto Rico to Killeen (average of $71). Flying from Puerto Rico to Killeen in May is currently the most expensive (average of $251). 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.

How often are flights from Puerto Rico to Killeen delayed?

About 100% of weekly flights between Puerto Rico and Killeen have experienced delays in the past year, with the average delay time being 48 minutes.

What is the most punctual flight time for Puerto Rico to Killeen flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Sunday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

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 March 26, 2026.
See what other customers who have flown with American Airlines from Puerto Rico 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
7.1
Good
11,499 reviews

Food

6.4

Crew

7.9

Boarding

7.5

Comfort

7.2

Entertainment

6.9

Overall

7.1

Reviews

1 / 20
8.0
Excellent

Monica,Nov 2025

JAC - DFW

At least there was an option of entertainment on this flight.
American Airlines
7.1
Good
11,499 reviews
American Airlines
7.1
Good
11,499 reviews

Food

6.4

Crew

7.9

Boarding

7.5

Comfort

7.2

Entertainment

6.9

Overall

7.1

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 Puerto Rico to Killeen. 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 into for flights to Killeen from Puerto Rico?

    Killeen Fort Hood Regional (GRK), located 6.9 mi from the city center, is the airport you fly into when you book flights from Puerto Rico to Killeen.

  • How long is the flight from Puerto Rico to Killeen?

    For as low as $378, American Airlines can have you in Killeen from Puerto Rico in 10h 36m. The distance between Puerto Rico and Killeen is about 2167 mi.

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

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

  • How can I find direct flights from Puerto Rico to Killeen?

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

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

    Yes. Cheapflights offers flight deals from Puerto Rico 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 Puerto Rico to Killeen?

    Currently, January is the cheapest month in which you can book a flight from Puerto Rico to Killeen (average of $71). Flying from Puerto Rico to Killeen in May is currently the most expensive (average of $251). 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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Top airline flying from Puerto Rico to Killeen

Discover the top airline that operate flights from Puerto Rico 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 March 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$352Average$462FlexibilityNo cancel feeOn-time71%

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