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$1,619+ Cheap flights from Killeen (GRK) to Sydney (SYD)

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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — SYD
nov 28 — dez 51
sex 11/28
sex 12/5
1 adult, Economy
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Find flight deals from Killeen to Sydney

Cheapest flights from Killeen to Sydney
Explore the most affordable flight options available from Killeen to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on outubro 29, 2025.

This American Airlines deal was found by Cheapflights users on 10/29. 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.
seg 12/84:10 pmGRK - SYD
2 stops23h 50mAmerican Airlines
qua 12/1711:20 amSYD - GRK
2 stops24h 04mAmerican Airlines
Deal found 10/29$1,619
This American Airlines deal was found by Cheapflights users on 10/29. 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.
dom 12/76:53 pmGRK - SYD
2 stops21h 07mAmerican Airlines
qua 12/1711:20 amSYD - GRK
2 stops24h 04mAmerican Airlines
Deal found 10/29$1,819
This American Airlines deal was found by Cheapflights users on 10/29. 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.
sáb 12/64:10 pmGRK - SYD
2 stops23h 50mAmerican Airlines
ter 12/1611:20 amSYD - GRK
2 stops27h 58mAmerican Airlines
Deal found 10/29$1,845
This lastminute.com deal was found by Cheapflights users on 10/27. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 11/26:53 pmGRK - SYD
2 stops54h 57mQatar Airways
dom 11/163:50 pmSYD - GRK
2 stops40h 50mQatar Airways
Deal found 10/27$3,335
This American Airlines deal was found by Cheapflights users on 10/29. 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.
dom 12/711:52 amGRK - SYD
1 stop26h 03mAmerican Airlines
seg 12/152:05 pmSYD - GRK
1 stop21h 19mAmerican Airlines
Deal found 10/29$3,396
This KAYAK deal was found by Cheapflights users on 10/29. 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.
seg 12/87:15 pmGRK - SYD
2 stops54h 35mQatar Airways
qua 12/179:40 pmSYD - GRK
2 stops37h 16mQatar Airways
Deal found 10/29$3,402
This American Airlines deal was found by Cheapflights users on 10/29. 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.
sáb 12/69:56 amGRK - SYD
1 stop27h 59mAmerican Airlines
seg 12/152:05 pmSYD - GRK
1 stop21h 19mAmerican Airlines
Deal found 10/29$3,446
This KAYAK deal was found by Cheapflights users on 10/29. 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.
qui 12/411:52 amGRK - SYD
2 stops37h 58mQatar Airways
seg 12/159:40 pmSYD - GRK
2 stops58h 57mQatar Airways
Deal found 10/29$3,492
This American Airlines deal was found by Cheapflights users on 10/29. 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.
sáb 12/64:10 pmGRK - SYD
1 stop21h 45mAmerican Airlines
sex 12/192:05 pmSYD - GRK
1 stop25h 24mAmerican Airlines
Deal found 10/29$3,496
This lastminute.com deal was found by Cheapflights users on 10/29. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 11/136:44 pmGRK - SYD
2 stops43h 06mQatar Airways
sáb 12/69:40 pmSYD - GRK
2 stops37h 38mQatar Airways
Deal found 10/29$3,579
This American Airlines deal was found by Cheapflights users on 10/29. 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.
ter 12/94:10 pmGRK - SYD
1 stop21h 45mAmerican Airlines
seg 12/152:05 pmSYD - GRK
1 stop18h 32mAmerican Airlines
Deal found 10/29$3,616

Cheap flight deals from Killeen to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Killeen (GRK) to Sydney (SYD). 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 outubro 29, 2025.

Round-trip from

$3,210
(Bravofly)
From Killeen Fort Hood Regional to Sydney Kingsford Smith
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Killeen to Sydney 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 outubro 29, 2025.
Use the filters below to find and compare flights from Killeen to Sydney that are best for you.

Fly from

Killeen

Fly to

Sydney

Route

Depart

Return

Price

KilleenSydney

GRK - SYD

GRKSYD

Killeen Fort Hood Regional

seg 12/8

4:10 pm-6:55 am

1 stop21h 45m

Sydney Kingsford Smith

qua 12/17

11:20 am-3:37 pm

2 stops21h 17m

$1,620

KilleenSydney

GRK - SYD

GRKSYD

Killeen Fort Hood Regional

dom 12/7

10:31 am-9:00 am

2 stops29h 29m

Sydney Kingsford Smith

ter 12/16

11:20 am-6:24 pm

2 stops24h 04m

$1,819

KilleenSydney

GRK - SYD

GRKSYD

Killeen Fort Hood Regional

seg 12/8

6:05 am-9:00 am

2 stops33h 55m

Sydney Kingsford Smith

ter 12/16

11:20 am-6:24 pm

2 stops24h 04m

$1,819

KilleenSydney

GRK - SYD

GRKSYD

Killeen Fort Hood Regional

dom 12/7

6:53 pm-9:00 am

2 stops21h 07m

Sydney Kingsford Smith

qua 12/17

11:20 am-6:24 pm

2 stops24h 04m

$1,819

KilleenSydney

GRK - SYD

GRKSYD

Killeen Fort Hood Regional

dom 12/7

4:10 pm-9:00 am

2 stops23h 50m

Sydney Kingsford Smith

qui 12/18

11:20 am-3:29 pm

2 stops21h 09m

$1,845

KilleenSydney

GRK - SYD

GRKSYD

Killeen Fort Hood Regional

ter 12/9

10:47 am-9:00 am

2 stops29h 13m

Sydney Kingsford Smith

sex 12/19

11:20 am-3:29 pm

2 stops21h 09m

$1,845

KilleenSydney

GRK - SYD

GRKSYD

Killeen Fort Hood Regional

seg 12/8

10:33 am-9:00 am

2 stops29h 27m

Sydney Kingsford Smith

sex 12/19

11:20 am-3:29 pm

2 stops21h 09m

$1,845

KilleenSydney

GRK - SYD

GRKSYD

Killeen Fort Hood Regional

ter 12/9

11:52 am-9:00 am

2 stops28h 08m

Sydney Kingsford Smith

qui 12/18

11:20 am-3:29 pm

2 stops21h 09m

$1,845

KilleenSydney

GRK - SYD

GRKSYD

Killeen Fort Hood Regional

sáb 12/6

4:10 pm-9:00 am

2 stops23h 50m

Sydney Kingsford Smith

ter 12/16

11:20 am-10:18 pm

2 stops27h 58m

$1,845

KilleenSydney

GRK - SYD

GRKSYD

Killeen Fort Hood Regional

sex 1/30

12:30 pm-6:50 pm

2 stops37h 20m

Sydney Kingsford Smith

dom 2/15

3:50 pm-3:25 pm

2 stops40h 35m

$3,210

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 12 results
1
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Best time to book a flight from Killeen to Sydney

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

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

Currently, May is the cheapest month in which you can book a flight from Killeen to Sydney (average of $577). Flying from Killeen to Sydney in December is currently the most expensive (average of $1,099). 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 Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Killeen to Sydney?

    American Airlines can get you from Killeen to Sydney in just under 21h 45m. Your travel time can differ by up to . The distance between Killeen and Sydney is about 8484 mi.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Killeen to Sydney (average of $577). Flying from Killeen to Sydney in December is currently the most expensive (average of $1,099). 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

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Manly
Coogee

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