HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Killeen

$296+ 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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — GRK
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Puerto Rico to Killeen with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 October 16, 2025.

Round-trip from

$296
(American Airlines)

Popular in

April

Cheapest in

August

Average price

$480
From Puerto Rico to Killeen Fort Hood Regional
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($52 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 October 16, 2025.

This American Airlines deal was found by Cheapflights users on 10/15. 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 stop15h 52mAmerican Airlines
Mon 11/177:15 pmGRK - SJU
1 stop17h 51mAmerican Airlines
Deal found 10/15$301
This American Airlines deal was found by Cheapflights users on 10/16. 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 11/17:05 amSJU - GRK
2 stops15h 28mAmerican Airlines
Wed 11/55:05 amGRK - SJU
1 stop8h 01mAmerican Airlines
Deal found 10/16$485
This American Airlines deal was found by Cheapflights users on 10/15. 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.
Mon 10/2011:56 amSJU - GRK
2 stops10h 58mAmerican Airlines
Wed 11/54:10 pmGRK - SJU
2 stops16h 07mAmerican Airlines
Deal found 10/15$514
This American Airlines deal was found by Cheapflights users on 10/14. 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 11/17:05 amSJU - GRK
2 stops11h 33mAmerican Airlines
Sun 11/306:50 pmGRK - SJU
2 stops13h 20mAmerican Airlines
Deal found 10/14$675
This American Airlines deal was found by Cheapflights users on 10/16. 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 11/2611:00 amSJU - GRK
2 stops9h 16mAmerican Airlines
Sat 11/294:10 pmGRK - SJU
2 stops16h 00mAmerican Airlines
Deal found 10/16$725
This American Airlines deal was found by Cheapflights users on 10/15. 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 10/1711:56 amSJU - GRK
2 stops12h 54mAmerican Airlines
Sun 10/195:16 amGRK - SJU
2 stops11h 54mAmerican Airlines
Deal found 10/15$765

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 October 16, 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

3:45 pm-9:08 am

2 stops18h 23m

Killeen Fort Hood Regional

Wed 3/11

12:45 pm-3:55 am

1 stop14h 10m

$296

San JuanKilleen

SJU - GRK

SJUGRK

San Juan Luis Munoz Marin Intl

Thu 11/13

7:15 am-9:07 pm

1 stop15h 52m

Killeen Fort Hood Regional

Mon 11/17

7:15 pm-3:06 pm

1 stop17h 51m

$301

San JuanKilleen

SJU - GRK

SJUGRK

San Juan Luis Munoz Marin Intl

Sat 11/1

7:05 am-9:33 pm

2 stops15h 28m

Killeen Fort Hood Regional

Wed 11/5

4:10 pm-12:05 pm

2 stops17h 55m

$485

San JuanKilleen

SJU - GRK

SJUGRK

San Juan Luis Munoz Marin Intl

Sat 11/1

7:05 am-5:38 pm

2 stops11h 33m

Killeen Fort Hood Regional

Sun 11/30

6:50 pm-10:10 am

2 stops13h 20m

$675

San JuanKilleen

SJU - GRK

SJUGRK

San Juan Luis Munoz Marin Intl

Sun 11/2

5:00 am-2:40 pm

2 stops11h 40m

$433

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/15

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 $321). 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 October 16, 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.

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 October 16, 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
11,043 reviews

Comfort

7.2

Crew

8.0

Overall

7.2

Boarding

7.5

Entertainment

6.9

Food

6.4

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
11,043 reviews
American Airlines
7.2
Good
11,043 reviews

Comfort

7.2

Crew

8.0

Overall

7.2

Boarding

7.5

Entertainment

6.9

Food

6.4

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 $296, American Airlines can have you in Killeen from Puerto Rico in 18h 23m. 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 $321). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Puerto Rico to Killeen

See prices for flight routes from nearby airports that may be better suited for you.
Luis Munoz Marin Intl to Hobby flights
Luis Munoz Marin Intl to Dallas/Fort Worth flights
Luis Munoz Marin Intl to George Bush Intcntl flights
Luis Munoz Marin Intl to Austin flights
Luis Munoz Marin Intl to San Antonio flights
Luis Munoz Marin Intl to Love Field flights
Port of Spain to Hobby flights
Port of Spain to George Bush Intcntl flights
Santo Domingo to Dallas/Fort Worth flights
Montego Bay to Dallas/Fort Worth flights
Nassau to Hobby flights
Nassau to George Bush Intcntl flights
Santo Domingo to Hobby flights
Punta Cana to Hobby flights
Santo Domingo to George Bush Intcntl flights
Punta Cana to George Bush Intcntl flights
Oranjestad to Dallas/Fort Worth flights
Kingston to Hobby flights
Luis Munoz Marin Intl to El Paso flights
George Town to Dallas/Fort Worth flights
Christiansted to Dallas/Fort Worth flights
Santo Domingo to Austin flights
Saint Thomas Island to Hobby flights
Port of Spain to Dallas/Fort Worth flights
Punta Cana to Dallas/Fort Worth flights
Saint Thomas Island to George Bush Intcntl flights
Kingston to George Bush Intcntl flights
Bridgetown to Hobby flights
Montego Bay to Hobby flights
Montego Bay to Love Field flights
Nassau to Dallas/Fort Worth flights
Bridgetown to George Bush Intcntl flights
Montego Bay to George Bush Intcntl flights
Christiansted to Hobby flights
Kingston to Austin flights
Santo Domingo to Love Field flights
Christiansted to George Bush Intcntl flights
Montego Bay to Austin flights
Nassau to Austin flights
Santiago de los Caballeros to Dallas/Fort Worth flights
Oranjestad to Hobby flights
Aguadilla to Austin flights
Simpson Bay to Dallas/Fort Worth flights
George Town to Love Field flights
Punta Cana to Love Field flights
Kingston to Dallas/Fort Worth flights
Oranjestad to George Bush Intcntl flights
Nassau to Love Field flights

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 October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$352Average$628FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.