$223+ Cheap flights from Killeen (GRK) to Luis Munoz Marin Intl (SJU)
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 1/5. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — SJU
Nov 20 — Nov 271
Round-trip
1 adult, Economy
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Find cheap flights from Killeen to Luis Munoz Marin Intl 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 Killeen to Luis Munoz Marin Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Killeen to Luis Munoz Marin IntlExplore 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 October 21, 2026.
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 October 21, 2026.
This American Airlines deal was found by Cheapflights users on 10/20. 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 12/15:00 am -
2 stops11h 05m
Fri 12/44:59 pm -
1 stop18h 26m
Deal found 10/20![American Airlines logo]()
$447
This American Airlines deal was found by Cheapflights users on 10/20. 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 11/512:26 pm -
1 stop9h 50m
Sat 11/710:32 am -
2 stops12h 37m
Deal found 10/20![American Airlines logo]()
$640
This American Airlines deal was found by Cheapflights users on 10/17. 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 10/207:02 pm -
2 stops19h 36m
Fri 10/234:17 pm -
1 stop18h 06m
Deal found 10/17![American Airlines logo]()
$642
This American Airlines deal was found by Cheapflights users on 10/20. 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 10/275:00 am -
2 stops16h 09m
Tue 11/36:28 am -
1 stop13h 54m
Deal found 10/20![American Airlines logo]()
$653
This American Airlines deal was found by Cheapflights users on 10/20. 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 10/293:16 pm -
2 stops17h 30m
Sat 10/316:30 am -
2 stops9h 14m
Deal found 10/20![American Airlines logo]()
$667
This American Airlines deal was found by Cheapflights users on 10/21. 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 12/2112:26 pm -
2 stops19h 10m
Wed 12/307:00 am -
2 stops18h 33m
Deal found 10/21![American Airlines logo]()
$700
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Sun 12/202:48 pm -
2 stops16h 48m
Mon 12/281:20 am -
1 stop10h 16m
Deal found 10/21![American Airlines logo]()
$780
This American Airlines deal was found by Cheapflights users on 10/21. 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 12/2112:26 pm -
2 stops19h 10m
Wed 12/301:20 am -
1 stop10h 16m
Deal found 10/21![American Airlines logo]()
$785
Best flights from Killeen to Luis Munoz Marin IntlDiscover carefully curated flight deals from Killeen to Luis Munoz Marin Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 21, 2026.
Discover carefully curated flight deals from Killeen to Luis Munoz Marin Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 21, 2026.
This American Airlines deal was found by Cheapflights users on 10/18. 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 1/194:00 pm -
2 stops15h 38m
Thu 1/287:22 am -
2 stops13h 04m
Deal found 10/18![American Airlines logo]()
$518
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.
Fri 12/410:00 am -
2 stops22h 44m
Thu 12/105:17 pm -
1 stop18h 08m
Deal found 10/16![American Airlines logo]()
$550
Last-minute flights from Killeen to Luis Munoz Marin IntlDiscover last-minute flight deals from Killeen to Luis Munoz Marin Intl. Data last updated October 21, 2026 and is based on user searches.
Discover last-minute flight deals from Killeen to Luis Munoz Marin Intl. Data last updated October 21, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/20. 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 10/275:00 am -
2 stops16h 09m
Tue 11/36:28 am -
1 stop13h 54m
Deal found 10/20![American Airlines logo]()
$653
This American Airlines deal was found by Cheapflights users on 10/20. 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 10/2912:28 pm -
1 stop9h 52m
Sat 10/3110:36 am -
2 stops12h 31m
Deal found 10/20![American Airlines logo]()
$667
This American Airlines deal was found by Cheapflights users on 10/20. 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 11/512:26 pm -
1 stop9h 50m
Sat 11/710:32 am -
2 stops12h 37m
Deal found 10/20![American Airlines logo]()
$640
One-way flights from Killeen to Luis Munoz Marin IntlSearch for one-way flight options from Killeen to Luis Munoz Marin Intl. Find affordable one-way fares based on user searches. Data last updated October 21, 2026.
Search for one-way flight options from Killeen to Luis Munoz Marin Intl. Find affordable one-way fares based on user searches. Data last updated October 21, 2026.
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.
Tue 1/56:50 pm -
2 stops12h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![American Airlines logo]()
$223
This American Airlines deal was found by Cheapflights users on 10/20. 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 11/233:14 pm -
1 stop6h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![American Airlines logo]()
$265
This American Airlines deal was found by Cheapflights users on 10/19. 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 11/37:00 am -
1 stop15h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![American Airlines logo]()
$308
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.
Mon 12/216:50 pm -
2 stops12h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![American Airlines logo]()
$375
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.
Sun 12/2010:06 am -
2 stops21h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![American Airlines logo]()
$421
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.
Thu 12/245:00 am -
2 stops26h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![American Airlines logo]()
$469
This American Airlines deal was found by Cheapflights users on 10/20. 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 12/232:48 pm -
2 stops18h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![American Airlines logo]()
$473
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.
Tue 12/222:48 pm -
1 stop7h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![American Airlines logo]()
$508
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 October 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $447 (American Airlines) |
One-way from | $223 (American Airlines) |
Popular in | January |
Cheapest in | October |
Average price | $410 |
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 7,457,451 searches. Data last updated October 21, 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
Cheapest round-trip
KilleenSan Juan
GRK Killeen Fort Hood Regional - SJU San Juan Luis Munoz Marin Intl
GRKSJU
Killeen Fort Hood Regional
Tue 1/5
6:50 pm-9:38 am
2 stops12h 48m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$223
KilleenSan Juan
GRK Killeen Fort Hood Regional - SJU San Juan Luis Munoz Marin Intl
GRKSJU
Killeen Fort Hood Regional
Tue 11/3
7:00 am-12:16 am
1 stop15h 16m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$308
KilleenSan Juan
GRK Killeen Fort Hood Regional - SJU San Juan Luis Munoz Marin Intl
GRKSJU
Killeen Fort Hood Regional
Sat 11/7
3:07 pm-9:42 am
2 stops16h 35m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$321
KilleenSan Juan
GRK Killeen Fort Hood Regional - SJU San Juan Luis Munoz Marin Intl
GRKSJU
Killeen Fort Hood Regional
Fri 11/13
5:00 am-9:38 pm
2 stops14h 38m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$321
Quickest round-trip
KilleenSan Juan
GRK Killeen Fort Hood Regional - SJU San Juan Luis Munoz Marin Intl
GRKSJU
Killeen Fort Hood Regional
Mon 11/9
5:00 am-6:05 pm
2 stops11h 05m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$321
KilleenSan Juan
GRK Killeen Fort Hood Regional - SJU San Juan Luis Munoz Marin Intl
GRKSJU
Killeen Fort Hood Regional
Sun 11/8
7:00 am-12:16 am
1 stop15h 16m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$321
KilleenSan Juan
GRK Killeen Fort Hood Regional - SJU San Juan Luis Munoz Marin Intl
GRKSJU
Killeen Fort Hood Regional
Tue 1/19
4:00 pm-9:38 am
2 stops15h 38m
San Juan Luis Munoz Marin Intl
Thu 1/28
7:22 am-6:26 pm
2 stops13h 04m
$518
KilleenSan Juan
GRK Killeen Fort Hood Regional - SJU San Juan Luis Munoz Marin Intl
GRKSJU
Killeen Fort Hood Regional
Fri 12/4
10:00 am-10:44 am
2 stops22h 44m
San Juan Luis Munoz Marin Intl
Thu 12/10
5:17 pm-9:25 am
1 stop18h 08m
$550
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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- 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.
GRK-SJU
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 October 21, 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.
Overall
7.0
Comfort
7.1
Entertainment
6.8
Crew
7.9
Boarding
7.4
Food
6.4
Reviews
1 / 20
2.0
MediocreAnonymous,Apr 2026
DFW - BDL
Overall
7.0
Comfort
7.1
Entertainment
6.8
Crew
7.9
Boarding
7.4
Food
6.4
Reviews
1 / 20
2.0
MediocreAnonymous,Apr 2026
DFW - BDL
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.
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 locationsLuquillo
Rio Grande
Fajardo
Dorado
Humacao
Bayamón
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Other flights to Luis Munoz Marin Intl
Explore flights to Luis Munoz Marin Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 21, 2026.
Killeen and Luis Munoz Marin Intl flights
Browse other Killeen and Luis Munoz Marin Intl flight options. Last updated on October 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated October 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$375 | Average$638 | FlexibilityNo cancel fee | On-time71% |