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Killeen

$235+ 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 12/18. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — GRK
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap 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 September 15, 2025.

Round-trip from

$301
(American Airlines)

One-way from

$235
(American Airlines)

Popular in

April

Cheapest in

August

Average price

$400
From Puerto Rico to Killeen Fort Hood Regional
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One-way flight from Puerto Rico to Killeen Fort Hood Regional
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Highest demand for flights based on searches. 4% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 15, 2025.

This American Airlines deal was found by Cheapflights users on 9/15. 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 11/137:15 amSJU - GRK
1 stop13h 03mAmerican Airlines
Mon 11/175:05 amGRK - SJU
2 stops16h 53mAmerican Airlines
Deal found 9/15$309
This American Airlines deal was found by Cheapflights users on 9/13. 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.
Tue 10/145:00 pmSJU - GRK
2 stops18h 06mAmerican Airlines
Tue 10/286:25 amGRK - SJU
1 stop7h 00mAmerican Airlines
Deal found 9/13$412
This American Airlines deal was found by Cheapflights users on 9/15. 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 11/204:08 pmSJU - GRK
1 stop6h 59mAmerican Airlines
Sun 1/1812:40 pmGRK - SJU
1 stop7h 34mAmerican Airlines
Deal found 9/15$413
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/13:55 pmSJU - GRK
2 stops18h 43mAmerican Airlines
Tue 10/212:48 pmGRK - SJU
2 stops19h 18mAmerican Airlines
Deal found 9/15$442
This American Airlines deal was found by Cheapflights users on 9/15. 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 11/214:08 pmSJU - GRK
1 stop9h 35mAmerican Airlines
Mon 1/1912:40 pmGRK - SJU
1 stop7h 34mAmerican Airlines
Deal found 9/15$532
This American Airlines deal was found by Cheapflights users on 9/15. 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 9/197:05 pmSJU - GRK
2 stops17h 44mAmerican Airlines
Mon 9/225:16 amGRK - SJU
2 stops17h 21mAmerican Airlines
Deal found 9/15$620

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 September 15, 2025.
Use the filters below to find and compare flights from Puerto Rico to Killeen that are best for you.

Fly from

Puerto Rico

Fly to

Killeen

Route

Depart

Return

Price

San JuanKilleen

SJU - GRK

SJUGRK

San Juan Luis Munoz Marin Intl

Tue 3/10

4:40 am-7:42 pm

2 stops16h 02m

Killeen Fort Hood Regional

Wed 3/11

6:43 pm-3:55 am

1 stop8h 12m

$301

San JuanKilleen

SJU - GRK

SJUGRK

San Juan Luis Munoz Marin Intl

Thu 11/13

7:15 am-6:18 pm

1 stop13h 03m

Killeen Fort Hood Regional

Mon 11/17

5:05 am-11:58 pm

2 stops16h 53m

$309

San JuanKilleen

SJU - GRK

SJUGRK

San Juan Luis Munoz Marin Intl

Tue 2/3

7:15 am-9:43 pm

2 stops16h 28m

Killeen Fort Hood Regional

Sun 2/8

6:42 pm-12:00 pm

2 stops15h 18m

$309

San JuanKilleen

SJU - GRK

SJUGRK

San Juan Luis Munoz Marin Intl

Tue 10/14

5:00 pm-10:06 am

2 stops18h 06m

Killeen Fort Hood Regional

Tue 10/28

6:09 pm-1:45 pm

2 stops18h 36m

$412

San JuanKilleen

SJU - GRK

SJUGRK

San Juan Luis Munoz Marin Intl

Thu 11/20

4:08 pm-9:07 pm

1 stop6h 59m

Killeen Fort Hood Regional

Sun 1/18

12:40 pm-10:14 pm

1 stop7h 34m

$413

San JuanKilleen

SJU - GRK

SJUGRK

San Juan Luis Munoz Marin Intl

Thu 12/18

1:30 am-9:51 am

1 stop10h 21m

$235

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

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 $316). Flying from Puerto Rico to Killeen in December is currently the most expensive (average of $468). 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.

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

Find hourly flight availability from Puerto Rico to Killeen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

When flying from Puerto Rico to Killeen, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 September 15, 2025.
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
7.2
Good
10,000 reviews

Crew

8.0

Boarding

7.5

Entertainment

6.9

Food

6.4

Comfort

7.2

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2025

PIT - DFW

Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Crew

8.0

Boarding

7.5

Entertainment

6.9

Food

6.4

Comfort

7.2

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2025

PIT - DFW

Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.

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 $301, American Airlines can have you in Killeen from Puerto Rico in 16h 02m. 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 $316). Flying from Puerto Rico to Killeen in December is currently the most expensive (average of $468). 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$395Average$737FlexibilityNo cancel feeOn-time71%

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