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$1,387+ Cheap flights from Killeen (GRK) to Singapore

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 9/19. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — SIN
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Killeen to Singapore

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

This Qatar Airways deal was found by Cheapflights users on 1/26. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:52 pm
GRK
-
SIN
2 stops35h 23m
Qatar Airways
Tue 9/223:15 am
SIN
-
GRK
2 stops29h 24m
Qatar Airways
Deal found 1/26$1,387
This Rumbo deal was found by Cheapflights users on 1/25. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/25:00 pm
GRK
-
SIN
2 stops49h 45m
Qatar Airways
Mon 2/168:15 pm
SIN
-
GRK
2 stops35h 48m
Qatar Airways
Deal found 1/25$1,834
This KAYAK deal was found by Cheapflights users on 1/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/3010:36 am
GRK
-
SIN
2 stops44h 39m
Qatar Airways
Fri 2/1310:15 am
SIN
-
GRK
2 stops45h 48m
Qatar Airways
Deal found 1/25$2,732

Find flight deals from Killeen to Singapore

Keep the following information in mind while searching for Killeen to Singapore flight deals. Data was last updated January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars
Provider with most accurate pricing for Killeen Fort Hood Regional-Singapore Changi flight deals.
Search Deals
Provider most trusted by Cheapflights users for Killeen Fort Hood Regional-Singapore Changi flights.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Killeen to Singapore 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 January 27, 2026.
Use the filters below to find and compare flights from Killeen to Singapore that are best for you.

Fly from

Killeen

Fly to

Singapore

Route

Depart

Return

Price

KilleenSingapore

GRK - SIN

GRKSIN

Killeen Fort Hood Regional

Mon 2/2

5:00 pm-8:45 am

2 stops49h 45m

Singapore Changi

Mon 2/16

8:15 pm-6:03 pm

2 stops35h 48m

$1,834

KilleenSingapore

GRK - SIN

GRKSIN

Killeen Fort Hood Regional

Fri 1/30

10:36 am-9:15 pm

2 stops44h 39m

Singapore Changi

Fri 2/13

10:15 am-6:03 pm

2 stops45h 48m

$2,732

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Best time to book a flight from Killeen to Singapore

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

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

Currently, September is the cheapest month in which you can book a flight from Killeen to Singapore (average of $634). Flying from Killeen to Singapore in December is currently the most expensive (average of $1,095). 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 Singapore. 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 Singapore?

    If you book a flight to Singapore from Killeen, you will be flying from Fort Hood Regional, which is the city’s only airport. Killeen Fort Hood Regional (GRK) is located 6.9 mi from the center of Killeen.

  • How long is the flight from Killeen to Singapore?

    Qatar Airways can get you from Killeen to Singapore in just under 49h 45m. Your travel time can differ by up to . The distance from Killeen to Singapore is about 9771 mi.

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

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

  • How can I find direct flights from Killeen to Singapore?

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

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

    Yes. Cheapflights offers flight deals from Killeen to Singapore 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 Singapore?

    Currently, September is the cheapest month in which you can book a flight from Killeen to Singapore (average of $634). Flying from Killeen to Singapore in December is currently the most expensive (average of $1,095). 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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