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Luis Munoz Marin Intl

$175+ Cheap flights from Killeen (GRK) to Luis Munoz Marin Intl (SJU)

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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — SJU
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Cheap flight deals from Killeen to Luis Munoz Marin Intl

Cheapest flights from Killeen to Luis Munoz Marin Intl
Explore the most affordable flight options available from Killeen to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.

This American Airlines deal was found by Cheapflights users on 7/27. 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 8/267:00 am
GRK
-
SJU
2 stops13h 55m
American Airlines
Fri 9/182:58 pm
SJU
-
GRK
2 stops19h 20m
American Airlines
Deal found 7/27$355
This American Airlines deal was found by Cheapflights users on 7/25. 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.
Mon 10/123:16 pm
GRK
-
SJU
2 stops17h 30m
American Airlines
Mon 10/194:17 pm
SJU
-
GRK
1 stop8h 19m
American Airlines
Deal found 7/25$390
This American Airlines deal was found by Cheapflights users on 7/23. 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.
Mon 8/175:00 am
GRK
-
SJU
2 stops15h 55m
American Airlines
Fri 8/216:00 am
SJU
-
GRK
2 stops13h 52m
American Airlines
Deal found 7/23$468
This American Airlines deal was found by Cheapflights users on 7/26. 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 11/133:07 pm
GRK
-
SJU
1 stop7h 09m
American Airlines
Mon 11/166:28 am
SJU
-
GRK
1 stop13h 43m
American Airlines
Deal found 7/26$532
This American Airlines deal was found by Cheapflights users on 7/25. 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.
Sat 10/107:00 am
GRK
-
SJU
1 stop15h 20m
American Airlines
Sat 10/176:00 am
SJU
-
GRK
1 stop9h 44m
American Airlines
Deal found 7/25$584
This American Airlines deal was found by Cheapflights users on 7/23. 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.
Mon 7/275:00 am
GRK
-
SJU
2 stops9h 47m
American Airlines
Tue 7/2812:58 am
SJU
-
GRK
1 stop9h 38m
American Airlines
Deal found 7/23$744

Find flight deals from Killeen to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from Killeen (GRK) to Luis Munoz Marin Intl (SJU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$390
(American Airlines)

One-way from

$175
(American Airlines)

Popular in

January

Cheapest in

September

Average price

$786
Provider with most accurate pricing for Killeen Fort Hood Regional-San Juan Luis Munoz Marin Intl flight deals.
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Provider most trusted by Cheapflights users for Killeen Fort Hood Regional-San Juan Luis Munoz Marin Intl flights.
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From Killeen Fort Hood Regional to San Juan Luis Munoz Marin Intl
Search Deals
One-way flight from Killeen Fort Hood Regional to San Juan Luis Munoz Marin Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($82 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Killeen to Luis Munoz Marin Intl 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 July 27, 2026.
Use the filters below to find and compare flights from Killeen to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KilleenSan Juan

GRK - SJU

GRKSJU

Killeen Fort Hood Regional

Mon 10/12

7:03 pm-1:19 pm

2 stops17h 16m

San Juan Luis Munoz Marin Intl

Mon 10/19

6:20 am-11:36 pm

2 stops18h 16m

$390

KilleenSan Juan

GRK - SJU

GRKSJU

Killeen Fort Hood Regional

Mon 8/17

5:00 am-9:55 pm

2 stops15h 55m

San Juan Luis Munoz Marin Intl

Fri 8/21

6:00 am-6:52 pm

2 stops13h 52m

$468

KilleenSan Juan

GRK - SJU

GRKSJU

Killeen Fort Hood Regional

Wed 1/20

12:30 pm-10:22 pm

1 stop7h 52m

San Juan Luis Munoz Marin Intl

Wed 1/27

5:51 pm-10:05 am

2 stops18h 14m

$473
Quickest round-trip

KilleenSan Juan

GRK - SJU

GRKSJU

Killeen Fort Hood Regional

Fri 11/13

3:07 pm-12:16 am

1 stop7h 09m

San Juan Luis Munoz Marin Intl

Mon 11/16

8:25 am-6:11 pm

2 stops11h 46m

$581

KilleenSan Juan

GRK - SJU

GRKSJU

Killeen Fort Hood Regional

Sat 10/10

7:00 am-11:20 pm

1 stop15h 20m

San Juan Luis Munoz Marin Intl

Sat 10/17

6:00 am-2:44 pm

1 stop9h 44m

$584

KilleenSan Juan

GRK - SJU

GRKSJU

Killeen Fort Hood Regional

Sat 12/19

6:32 pm-10:37 am

2 stops14h 05m

San Juan Luis Munoz Marin Intl

Fri 12/25

1:30 am-9:51 am

1 stop10h 21m

$1,257

KilleenSan Juan

GRK - SJU

GRKSJU

Killeen Fort Hood Regional

Wed 8/26

7:00 am-2:54 pm

1 stop6h 54m

San Juan Luis Munoz Marin Intl

Fri 9/18

3:35 pm-9:18 am

1 stop18h 43m

$1,344
Cheapest one-way
Quickest one-way

KilleenSan Juan

GRK - SJU

GRKSJU

Killeen Fort Hood Regional

Sun 11/15

12:26 pm-12:16 am

1 stop9h 50m

$175

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

Sorted by cheapest first

Compare providers for flights from Killeen to Luis Munoz Marin Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Killeen to Luis Munoz Marin Intl in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Killeen-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Killeen-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Killeen-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Killeen-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Killeen-San Juan Luis Munoz Marin Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Killeen to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl 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.

Reviews of airlines servicing Luis Munoz Marin Intl

Get insights into the airlines that provide service to Luis Munoz Marin Intl. 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 Luis Munoz Marin Intl. Reviews last updated July 27, 2026.
Read through reviews of airlines operating flights from Killeen to San Juan Luis Munoz Marin Intl Airport, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,837 reviews

Boarding

7.5

Entertainment

6.8

Food

6.4

Overall

7.1

Crew

7.9

Comfort

7.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DFW - BDL

They keep changing the gate, delaying the hours and then finally canceled it. No accomodation, no food, nothing!
American Airlines
7.1
Good
11,837 reviews
American Airlines
7.1
Good
11,837 reviews

Boarding

7.5

Entertainment

6.8

Food

6.4

Overall

7.1

Crew

7.9

Comfort

7.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DFW - BDL

They keep changing the gate, delaying the hours and then finally canceled it. No accomodation, no food, nothing!

Related info for your journey

Find useful and relevant information for your journey from Killeen to Luis Munoz Marin Intl. 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 San Juan Luis Munoz Marin Intl?

    For a flight from Killeen to San Juan Luis Munoz Marin Intl, you will be flying from Fort Hood Regional. Killeen Fort Hood Regional (GRK) is just 6.9 mi from the center of the city. Fort Hood Regional is the only Killeen airport and it handles 0 outbound flights to San Juan Luis Munoz Marin Intl per day. 1 airline has flights to San Juan Luis Munoz Marin Intl from Killeen Fort Hood Regional on a regular basis.

  • How long is the flight from Killeen to San Juan Luis Munoz Marin Intl Airport?

    Airlines like American Airlines fly from Killeen to San Juan Luis Munoz Marin Intl Airport in about 17h 30m. The time it takes to get you to your destination can typically vary by up to . The distance between Killeen and San Juan Luis Munoz Marin Intl Airport is about 2167 mi.

  • What is the cheapest airline to fly from Killeen to San Juan Luis Munoz Marin Intl Airport round-trip?

    Currently priced at $375, American Airlines will fly you from Killeen to San Juan Luis Munoz Marin Intl Airport and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. This flight start at 43% lower than the current average price 3 months from now.

  • Can I find deals for flights from Killeen to Luis Munoz Marin Intl that include hotel bookings?

    Yes. In addition to deals on Killeen to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Killeen to Luis Munoz Marin Intl?

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

  • Can I find deals for business class flights from Killeen to Luis Munoz Marin Intl?

    Yes. Cheapflights offers flight deals from Killeen to Luis Munoz Marin Intl 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

Traveling to a place near San Juan Luis Munoz Marin Intl Airport?

Book flights to San Juan Luis Munoz Marin Intl Airport if you plan to visit one of these locations
Fajardo
Luquillo
Dorado
Rio Grande
Humacao
Bayamón

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Killeen to Luis Munoz Marin Intl

Discover the top airline that operate flights from Killeen to Luis Munoz Marin Intl. 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 July 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$483Average$692FlexibilityNo cancel feeOn-time71%

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