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San Juan

$243+ Cheap flights from Killeen (GRK) to San Juan

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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — SJU
Apr 21 — Apr 281
Mon 4/21
Mon 4/28
1 adult, Economy
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Cheap flight deals from Killeen to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Killeen (GRK) to San Juan (PR1). 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 April 16, 2025.

Round-trip from

$363
(American Airlines)

One-way from

$243
(American Airlines)

Popular in

July

Cheapest in

May

Average price

$512
From Killeen Fort Hood Regional to San Juan
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One-way flight from Killeen Fort Hood Regional to San Juan
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Highest demand for flights based on searches. 12% potential increase in price ($74 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Killeen to San Juan

Cheapest flights from Killeen to San Juan
Explore the most affordable flight options available from Killeen to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 16, 2025.

This American Airlines deal was found by Cheapflights users on 4/15. 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 10/810:33 amGRK - SJU
2 stops23h 42mAmerican Airlines
Mon 10/205:27 pmSJU - GRK
2 stops25h 19mAmerican Airlines
Deal found 4/15$363

Cheapflights Fare Finder

Customize your flight search to find flights from Killeen to San Juan 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 April 16, 2025.
Use the filters below to find and compare flights from Killeen to San Juan that are best for you.

Fly from

Killeen

Fly to

San Juan

Route

Depart

Return

Price

KilleenSan Juan

GRK - SJU

GRKSJU

Killeen Fort Hood Regional

Wed 10/8

10:33 am-11:15 am

2 stops23h 42m

San Juan Luis Munoz Marin Intl

Mon 10/20

5:27 pm-5:46 pm

2 stops25h 19m

$363

KilleenSan Juan

GRK - SJU

GRKSJU

Killeen Fort Hood Regional

Tue 7/8

7:58 pm-5:06 am

1 stop8h 08m

$243

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Best time to book a flight from Killeen to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan 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.

Cheapflights Insights

Everything you need to know about your flight from Killeen to San Juan

What is the cheapest month to book a flight from Killeen to San Juan?

Currently, September is the cheapest month in which you can book a flight from Killeen to San Juan (average of $254). Flying from Killeen to San Juan in December is currently the most expensive (average of $336). 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.

Rainfall in San Juan by month

Plan your trip to San Juan by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Juan ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit San Juan when rainfall is around 2.2 in.

Temperature in San Juan by month

Plan your trip to San Juan by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Juan, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. 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 San Juan. Reviews last updated April 16, 2025.
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Crew

8.0

Food

6.5

Entertainment

6.9

Boarding

7.5

Overall

7.2

Reviews

1 / 20
6.0
Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Crew

8.0

Food

6.5

Entertainment

6.9

Boarding

7.5

Overall

7.2

Reviews

1 / 20
6.0
Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation

Related info for your journey

Find useful and relevant information for your journey from Killeen to San Juan. 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?

    Located just 6.9 mi from the city center, Killeen Fort Hood Regional is the airport most travelers will use when flying to San Juan from Killeen. Booking flights from Fort Hood Regional (GRK) to San Juan should be relatively easy as there are 0 daily outbound flights to San Juan from 1 airline.

  • What is the cheapest airline to fly from Killeen to San Juan round-trip?

    Flying on American Airlines is currently your cheapest option to San Juan, with prices starting at $363. Users have found that American Airlines is 33% cheaper than the other options available to this destination.

  • Can I find deals for flights from Killeen to San Juan that include hotel bookings?

    Yes. In addition to deals on Killeen to San Juan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Killeen to San Juan?

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

  • Can I find deals for business class flights from Killeen to San Juan?

    Yes. Cheapflights offers flight deals from Killeen to San Juan 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 Killeen to San Juan?

    Currently, September is the cheapest month in which you can book a flight from Killeen to San Juan (average of $254). Flying from Killeen to San Juan in December is currently the most expensive (average of $336). 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

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Alternative routes for Killeen to San Juan

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Killeen to San Juan

Discover the top airline that operate flights from Killeen to San Juan. 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 April 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$349Average$474FlexibilityNo cancel feeOn-time71%

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