HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Costa Rica

$413+ Cheap flights from Killeen (GRK) to Costa Rica

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 12/14. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — SJO
Dec 18 — Dec 251
Thu 12/18
Thu 12/25
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Killeen to Costa Rica 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.

Find flight deals from Killeen to Costa Rica

Best flights from Killeen to Costa Rica
Discover carefully curated flight deals from Killeen to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 18, 2025.

This American Airlines deal was found by Cheapflights users on 11/16. 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 2/910:36 amGRK - SJO
2 stops26h 07mAmerican Airlines
Fri 2/1311:25 amSJO - GRK
2 stops22h 19mAmerican Airlines
Deal found 11/16$496
This American Airlines deal was found by Cheapflights users on 11/17. 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.
Wed 3/1812:45 pmGRK - SJO
1 stop10h 10mAmerican Airlines
Sun 3/221:47 pmSJO - GRK
1 stop20h 05mAmerican Airlines
Deal found 11/17$964

Cheap flight deals from Killeen to Costa Rica

Keep the following information in mind while searching for Killeen to Costa Rica flight deals. Data was last updated November 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$496
(American Airlines)

One-way from

$413
(American Airlines)
Provider with most accurate pricing for Killeen Fort Hood Regional-San José Juan Santamaria Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Killeen Fort Hood Regional-San José Juan Santamaria Intl flights.
Search Deals
From Killeen Fort Hood Regional to Costa Rica
Search Deals
One-way flight from Killeen Fort Hood Regional to Costa Rica
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Killeen to Costa Rica 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 November 18, 2025.
Use the filters below to find and compare flights from Killeen to Costa Rica that are best for you.

Fly from

Killeen

Fly to

Costa Rica

Route

Depart

Return

Price

KilleenSan José

GRK - SJO

GRKSJO

Killeen Fort Hood Regional

Mon 2/9

10:36 am-12:43 pm

2 stops26h 07m

San José Juan Santamaria Intl

Fri 2/13

11:25 am-9:44 am

2 stops22h 19m

$496

KilleenSan José

GRK - SJO

GRKSJO

Killeen Fort Hood Regional

Wed 3/18

12:45 pm-9:55 pm

1 stop10h 10m

San José Juan Santamaria Intl

Sun 3/22

1:47 pm-10:52 am

1 stop20h 05m

$964

KilleenSan José

GRK - SJO

GRKSJO

Killeen Fort Hood Regional

Sun 12/14

6:53 pm-10:28 pm

2 stops27h 35m

$413

KilleenSan José

GRK - SJO

GRKSJO

Killeen Fort Hood Regional

Mon 12/15

6:05 am-10:28 pm

2 stops16h 23m

$413

KilleenSan José

GRK - SJO

GRKSJO

Killeen Fort Hood Regional

Tue 12/16

4:10 pm-11:52 am

2 stops19h 42m

$447

KilleenSan José

GRK - SJO

GRKSJO

Killeen Fort Hood Regional

Wed 12/17

10:33 am-9:11 pm

1 stop10h 38m

$562

KilleenSan José

GRK - SJO

GRKSJO

Killeen Fort Hood Regional

Thu 12/18

7:11 am-10:45 pm

1 stop15h 34m

$562

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/18

Best time to book a flight from Killeen to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica 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 Costa Rica

What is the cheapest month to book a flight from Killeen to Costa Rica?

Currently, June is the cheapest month in which you can book a flight from Killeen to Costa Rica (average of $158). Flying from Killeen to Costa Rica in July 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.

Related info for your journey

Find useful and relevant information for your journey from Killeen to Costa Rica. 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 Costa Rica?

    Killeen Fort Hood Regional (GRK) is the airport you will fly out of if you book a flight from Killeen to Costa Rica. It is only a 6.9 mi journey to Fort Hood Regional (GRK) from Killeen’s city center.

  • How long is the flight from Killeen to Costa Rica?

    For as low as $496, American Airlines can have you in Costa Rica from Killeen in 26h 07m. There are 1697 mi between Killeen and Costa Rica.

  • Can I find deals for flights from Killeen to Costa Rica that include hotel bookings?

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

  • How can I find direct flights from Killeen to Costa Rica?

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

  • Can I find deals for business class flights from Killeen to Costa Rica?

    Yes. Cheapflights offers flight deals from Killeen to Costa Rica 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 Costa Rica?

    Currently, June is the cheapest month in which you can book a flight from Killeen to Costa Rica (average of $158). Flying from Killeen to Costa Rica in July 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

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 Killeen to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
Hobby to San Salvador flights
Dallas/Fort Worth to San Salvador flights
George Bush Intcntl to San Salvador flights
Hobby to San José flights
Dallas/Fort Worth to San José flights
George Bush Intcntl to San José flights
Hobby to San Pedro Sula flights
Hobby to Guatemala City flights
Hobby to Panama City flights
Dallas/Fort Worth to Panama City flights
Hobby to Philip S.W.Goldson flights
George Bush Intcntl to San Pedro Sula flights
George Bush Intcntl to Guatemala City flights
George Bush Intcntl to Panama City flights
Dallas/Fort Worth to Philip S.W.Goldson flights
George Bush Intcntl to Philip S.W.Goldson flights
Dallas/Fort Worth to Guatemala City flights
Dallas/Fort Worth to Liberia flights
Hobby to Liberia flights
Austin to San José flights
Hobby to Managua flights
George Bush Intcntl to Managua flights
George Bush Intcntl to Liberia flights
Austin to Panama City flights
Austin to Philip S.W.Goldson flights
Dallas/Fort Worth to San Pedro Sula flights
Love Field to San José flights
Hobby to Coxen Hole flights
George Bush Intcntl to Coxen Hole flights
Dallas/Fort Worth to Managua flights
Austin to Liberia flights
San Antonio to Panama City flights
Austin to San Salvador flights
Love Field to Philip S.W.Goldson flights
San Antonio to San José flights
Love Field to San Salvador flights
Love Field to Panama City flights
Austin to Guatemala City flights
Love Field to Liberia flights
Dallas/Fort Worth to Coxen Hole flights
San Antonio to Guatemala City flights
San Antonio to Liberia flights
Austin to Coxen Hole flights
Austin to Managua flights
Love Field to Guatemala City flights
El Paso to San José flights
San Antonio to Managua flights
Austin to San Pedro Sula flights
San Antonio to San Salvador flights
San Antonio to Philip S.W.Goldson flights

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.