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Cheap flights from Killeen to Puerto Rico from $278

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Killeen to Puerto Rico departing on 6/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Killeen to Puerto Rico

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
4:09 pm - 1:54 pm
GRK
-
SJU
20h 45m
2 stops
American Airlines Logo
4:19 pm - 9:18 am
SJU
-
GRK
17h 59m
1 stop
$435American Airlines
Fri, Sep 18 - Sun, Sep 27
American Airlines Logo
4:09 pm - 1:54 pm
GRK
-
SJU
20h 45m
2 stops
American Airlines Logo
4:38 pm - 9:18 am
SJU
-
GRK
17h 40m
2 stops
$498American Airlines
Fri, Sep 18 - Sun, Sep 27
American Airlines Logo
7:21 pm - 4:25 am
GRK
-
SJU
8h 04m
1 stop
American Airlines Logo
12:58 am - 9:36 am
SJU
-
GRK
9h 38m
1 stop
$523American Airlines
Mon, Jun 29 - Mon, Jul 13
American Airlines Logo
7:21 pm - 4:25 am
GRK
-
SJU
8h 04m
1 stop
American Airlines Logo
5:30 am - 10:44 pm
SJU
-
GRK
18h 14m
1 stop
$635American Airlines
Sun, Jun 14 - Sat, Jun 20
American Airlines Logo
7:21 pm - 4:25 am
GRK
-
SJU
8h 04m
1 stop
American Airlines Logo
12:44 am - 9:34 am
SJU
-
GRK
9h 50m
1 stop
$636American Airlines
Sun, Jun 14 - Fri, Jun 19
American Airlines Logo
7:21 pm - 4:25 am
GRK
-
SJU
8h 04m
1 stop
American Airlines Logo
6:00 am - 6:54 pm
SJU
-
GRK
13h 54m
2 stops
$663American Airlines
Mon, Jun 29 - Tue, Jul 14
American Airlines Logo
6:44 am - 11:39 pm
GRK
-
SJU
15h 55m
1 stop
American Airlines Logo
5:30 am - 10:44 pm
SJU
-
GRK
18h 14m
1 stop
$684American Airlines
Fri, Jun 19 - Mon, Jun 22
American Airlines Logo
7:21 pm - 4:25 am
GRK
-
SJU
8h 04m
1 stop
American Airlines Logo
5:30 am - 10:44 pm
SJU
-
GRK
18h 14m
1 stop
$685American Airlines
Sun, Jun 14 - Sat, Jun 20
American Airlines Logo
5:00 am - 6:25 pm
GRK
-
SJU
12h 25m
2 stops
American Airlines Logo
12:44 am - 9:34 am
SJU
-
GRK
9h 50m
1 stop
$726American Airlines
Sun, Jun 14 - Fri, Jun 19
American Airlines Logo
5:00 am - 2:45 pm
GRK
-
SJU
8h 45m
1 stop
American Airlines Logo
4:19 pm - 9:18 am
SJU
-
GRK
17h 59m
1 stop
$739American Airlines
Fri, Sep 18 - Sun, Sep 27

American Airlines flights from Killeen to Puerto Rico

Our best American Airlines deals on Killeen to Puerto Rico flight tickets
American Airlines
Sep 18
GRK4:09 pmKilleen Fort Hood Regional
20h 45m
2 stops
SJU1:54 pmSan Juan Luis Munoz Marin Intl
Sep 27
SJU4:19 pmSan Juan Luis Munoz Marin Intl
17h 59m
1 stop
GRK9:18 amKilleen Fort Hood Regional
$435
American Airlines
Sep 18
GRK4:09 pmKilleen Fort Hood Regional
20h 45m
2 stops
SJU1:54 pmSan Juan Luis Munoz Marin Intl
Sep 27
SJU4:38 pmSan Juan Luis Munoz Marin Intl
17h 40m
2 stops
GRK9:18 amKilleen Fort Hood Regional
$498
American Airlines
Jun 29
GRK7:21 pmKilleen Fort Hood Regional
8h 04m
1 stop
SJU4:25 amSan Juan Luis Munoz Marin Intl
Jul 13
SJU12:58 amSan Juan Luis Munoz Marin Intl
9h 38m
1 stop
GRK9:36 amKilleen Fort Hood Regional
$523

momondo Fare Finder

 
Customize your flight search to find flights from Killeen to Puerto Rico 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, momondo users made 832,500 searches. Data last updated May 29, 2026.
Use the filters below to find and compare flights from Killeen to Puerto Rico 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

Fri 9/18

4:09 pm-1:54 pm

2 stops20h 45m

San Juan Luis Munoz Marin Intl

Sun 9/27

4:19 pm-9:18 am

1 stop17h 59m

$435

KilleenSan Juan

GRK - SJU

GRKSJU

Killeen Fort Hood Regional

Fri 9/18

4:09 pm-1:54 pm

2 stops20h 45m

San Juan Luis Munoz Marin Intl

Sun 9/27

4:38 pm-9:18 am

2 stops17h 40m

$498
Quickest round-trip

KilleenSan Juan

GRK - SJU

GRKSJU

Killeen Fort Hood Regional

Mon 6/29

7:21 pm-4:25 am

1 stop8h 04m

San Juan Luis Munoz Marin Intl

Mon 7/13

12:58 am-9:36 am

1 stop9h 38m

$523

KilleenSan Juan

GRK - SJU

GRKSJU

Killeen Fort Hood Regional

Sun 6/14

7:21 pm-4:25 am

1 stop8h 04m

San Juan Luis Munoz Marin Intl

Sat 6/20

5:30 am-10:44 pm

1 stop18h 14m

$635

KilleenSan Juan

GRK - SJU

GRKSJU

Killeen Fort Hood Regional

Sun 6/14

7:21 pm-4:25 am

1 stop8h 04m

San Juan Luis Munoz Marin Intl

Fri 6/19

12:44 am-9:34 am

1 stop9h 50m

$636

KilleenSan Juan

GRK - SJU

GRKSJU

Killeen Fort Hood Regional

Mon 6/29

7:21 pm-4:25 am

1 stop8h 04m

San Juan Luis Munoz Marin Intl

Tue 7/14

6:00 am-6:54 pm

2 stops13h 54m

$663

KilleenSan Juan

GRK - SJU

GRKSJU

Killeen Fort Hood Regional

Fri 6/19

6:44 am-11:39 pm

1 stop15h 55m

San Juan Luis Munoz Marin Intl

Mon 6/22

5:30 am-10:44 pm

1 stop18h 14m

$684

KilleenSan Juan

GRK - SJU

GRKSJU

Killeen Fort Hood Regional

Sun 6/14

7:21 pm-4:25 am

1 stop8h 04m

San Juan Luis Munoz Marin Intl

Sat 6/20

5:30 am-10:44 pm

1 stop18h 14m

$685

KilleenSan Juan

GRK - SJU

GRKSJU

Killeen Fort Hood Regional

Sun 6/14

5:00 am-6:25 pm

2 stops12h 25m

San Juan Luis Munoz Marin Intl

Fri 6/19

12:44 am-9:34 am

1 stop9h 50m

$726

KilleenSan Juan

GRK - SJU

GRKSJU

Killeen Fort Hood Regional

Fri 9/18

5:00 am-2:45 pm

1 stop8h 45m

San Juan Luis Munoz Marin Intl

Sun 9/27

4:19 pm-9:18 am

1 stop17h 59m

$739

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Puerto Rico from

How to get the cheapest flight ticket from Killeen to Puerto Rico

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Puerto Rico?

If you don’t want to visit Puerto Rico in February, then you should wait until September to fly from Killeen, when ticket prices are also cheap, with an average price of $219.

Can stopping save me money on Killeen to Puerto Rico flights?

You could potentially save up to 4% on your flight if you consider stops on a Killeen to Puerto Rico flight.

Cheap Killeen to Puerto Rico flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Killeen to Puerto Rico

Fastest flight time

12h 31m

Direct flights

None
The fastest flight from Killeen to Puerto Rico takes 12h 31m
There are no direct flights from Killeen to Puerto Rico. There are no popular flight routes from Killeen to Puerto Rico.
Search flight deals

Frequently asked questions about flying from Killeen to Puerto Rico

  • When did momondo last update prices for flights from Killeen Fort Hood Regional Airport to Puerto Rico?

    Prices for flights from Killeen Fort Hood Regional Airport to Puerto Rico are updated daily.

  • How many operators does momondo search for flights from Killeen Fort Hood Regional Airport to Puerto Rico?

  • How old do you have to be to fly from Killeen Fort Hood Regional Airport to Puerto Rico?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Killeen Fort Hood Regional Airport to Puerto Rico.

  • What documentation or ID do you need to fly to Puerto Rico?

    The travel and health documents you'll need for your trip to Puerto Rico may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Puerto Rico. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Killeen to Puerto Rico

Compare and see reviews for airlines that fly from Killeen to Puerto Rico with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $470Free CancellationRating
7.1
11,643 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Killeen to Puerto Rico?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Killeen to Puerto Rico for you.

Can I find flights from Killeen to Puerto Rico with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Killeen to Puerto Rico flights to just show those with flexible booking policies.

How can momondo help me find flights from Killeen to Puerto Rico?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Puerto Rico from Killeen.

I’m not ready to book a flight from Killeen to Puerto Rico right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Killeen to Puerto Rico flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Sun 6/28
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