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$239+ Cheap flights from Puerto Rico to Killeen (GRK)

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 1/27. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — GRK
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
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 December 4, 2025.

This American Airlines deal was found by Cheapflights users on 12/3. 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 12/205:24 amSJU - GRK
2 stops14h 32mAmerican Airlines
Fri 1/26:32 pmGRK - SJU
1 stop9h 02mAmerican Airlines
Deal found 12/3$600
This American Airlines deal was found by Cheapflights users on 12/3. 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 12/127:00 amSJU - GRK
1 stop13h 24mAmerican Airlines
Fri 12/194:00 pmGRK - SJU
2 stops15h 35mAmerican Airlines
Deal found 12/3$1,280

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 December 4, 2025.

Round-trip from

$239
(American Airlines)

Popular in

April

Cheapest in

August

Average price

$557
From Puerto Rico to Killeen Fort Hood Regional
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 4, 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 1/27

6:00 am-10:43 pm

2 stops18h 43m

Killeen Fort Hood Regional

Sat 2/7

5:00 pm-10:48 am

2 stops15h 48m

$239

San JuanKilleen

SJU - GRK

SJUGRK

San Juan Luis Munoz Marin Intl

Thu 5/14

11:50 am-11:21 pm

2 stops12h 31m

Killeen Fort Hood Regional

Mon 5/18

6:44 pm-4:00 am

1 stop8h 16m

$482

San JuanKilleen

SJU - GRK

SJUGRK

San Juan Luis Munoz Marin Intl

Sat 12/20

5:24 am-5:56 pm

2 stops14h 32m

Killeen Fort Hood Regional

Fri 1/2

6:32 pm-5:34 am

1 stop9h 02m

$600

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

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, September is the cheapest month in which you can book a flight from Puerto Rico to Killeen (average of $168). Flying from Puerto Rico to Killeen in February is currently the most expensive (average of $320). 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 December 4, 2025.

One of the essential ways to save on airfare from Puerto Rico to Killeen is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 41% on airfare.

How often are flights from Puerto Rico to Killeen delayed?

About 33% of weekly flights between Puerto Rico and Killeen have experienced delays in the past year, with the average delay time being 16 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.

Which airline has the best punctuality record on Puerto Rico to Killeen flights?

Over the last year, Sun Country Air have had the lowest number of delays on this route, with just 100% of flights being delayed.

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 December 4, 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
11,047 reviews

Crew

8.0

Boarding

7.5

Food

6.5

Comfort

7.2

Overall

7.2

Entertainment

6.9

Reviews

1 / 20
8.0
Excellent

Monica,Nov 2025

JAC - DFW

At least there was an option of entertainment on this flight.
American Airlines
7.2
Good
11,047 reviews
American Airlines
7.2
Good
11,047 reviews

Crew

8.0

Boarding

7.5

Food

6.5

Comfort

7.2

Overall

7.2

Entertainment

6.9

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 $239, American Airlines can have you in Killeen from Puerto Rico in 18h 43m. 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, September is the cheapest month in which you can book a flight from Puerto Rico to Killeen (average of $168). Flying from Puerto Rico to Killeen in February is currently the most expensive (average of $320). 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
Copperas Cove
Temple

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Alternative routes for Puerto Rico to Killeen

See prices for flight routes from nearby airports that may be better suited for you.
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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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$352Average$655FlexibilityNo cancel feeOn-time71%

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