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Cheap flights from Killeen to Sydney from $3,211

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Killeen to Sydney departing on 8/24. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Killeen to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
Qatar Airways Logo
3:05 pm - 6:35 am
GRK
-
SYD
48h 30m
2 stops
Qatar Airways Logo
2:50 pm - 12:17 pm
SYD
-
GRK
36h 27m
2 stops
$3,211Qatar Airways
Mon, Aug 24 - Wed, Sep 9
Qatar Airways Logo
3:05 pm - 5:10 pm
GRK
-
SYD
59h 05m
2 stops
Qatar Airways Logo
2:50 pm - 6:52 pm
SYD
-
GRK
43h 02m
2 stops
$3,364Qatar Airways
Wed, Aug 12 - Sun, Aug 16
Qatar Airways Logo
3:05 pm - 5:10 pm
GRK
-
SYD
59h 05m
2 stops
Qatar Airways Logo
2:50 pm - 6:52 pm
SYD
-
GRK
43h 02m
2 stops
$3,365Qatar Airways
Wed, Aug 12 - Sun, Aug 16
Multiple Airlines Logo
3:05 pm - 6:55 am
GRK
-
SYD
24h 50m
1 stop
Multiple Airlines Logo
1:00 pm - 8:52 pm
SYD
-
GRK
23h 52m
1 stop
$9,717Multiple Airlines
Tue, Sep 8 - Sat, Oct 17
Multiple Airlines Logo
3:05 pm - 6:25 am
GRK
-
SYD
24h 20m
2 stops
Multiple Airlines Logo
1:00 pm - 6:33 pm
SYD
-
GRK
21h 33m
1 stop
$9,722Multiple Airlines
Tue, Sep 8 - Sat, Oct 17
Multiple Airlines Logo
12:37 pm - 7:30 am
GRK
-
SYD
27h 53m
3 stops
Multiple Airlines Logo
6:25 am - 6:33 pm
SYD
-
GRK
28h 08m
3 stops
$12,431Multiple Airlines
Tue, Sep 8 - Sat, Oct 17
Multiple Airlines Logo
3:05 pm - 6:30 am
GRK
-
SYD
48h 25m
2 stops
Multiple Airlines Logo
9:45 pm - 6:33 pm
SYD
-
GRK
36h 48m
2 stops
$14,952Multiple Airlines
Tue, Sep 8 - Sat, Oct 17
Multiple Airlines Logo
12:37 pm - 7:30 am
GRK
-
SYD
27h 53m
3 stops
Multiple Airlines Logo
6:50 pm - 11:36 pm
SYD
-
GRK
20h 46m
2 stops
$15,045Multiple Airlines
Tue, Sep 8 - Sat, Oct 17

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Qatar Airways flights from Killeen to Sydney

Our best Qatar Airways deals on Killeen to Sydney flight tickets
Qatar Airways
Aug 24
GRK3:05 pmKilleen Fort Hood Regional
48h 30m
2 stops
SYD6:35 amSydney Kingsford Smith
Sep 9
SYD2:50 pmSydney Kingsford Smith
36h 27m
2 stops
GRK12:17 pmKilleen Fort Hood Regional
$3,211
Qatar Airways
Aug 12
GRK3:05 pmKilleen Fort Hood Regional
59h 05m
2 stops
SYD5:10 pmSydney Kingsford Smith
Aug 16
SYD2:50 pmSydney Kingsford Smith
43h 02m
2 stops
GRK6:52 pmKilleen Fort Hood Regional
$3,364
Qatar Airways
Aug 12
GRK3:05 pmKilleen Fort Hood Regional
59h 05m
2 stops
SYD5:10 pmSydney Kingsford Smith
Aug 16
SYD2:50 pmSydney Kingsford Smith
43h 02m
2 stops
GRK6:52 pmKilleen Fort Hood Regional
$3,365

momondo 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, momondo users made 832,500 searches. Data last updated July 12, 2026.
Use the filters below to find and compare flights from Killeen to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KilleenSydney

GRK - SYD

GRKSYD

Killeen Fort Hood Regional

Mon 8/24

3:05 pm-6:35 am

2 stops48h 30m

Sydney Kingsford Smith

Wed 9/9

2:50 pm-12:17 pm

2 stops36h 27m

$3,211

KilleenSydney

GRK - SYD

GRKSYD

Killeen Fort Hood Regional

Wed 8/12

3:05 pm-5:10 pm

2 stops59h 05m

Sydney Kingsford Smith

Sun 8/16

2:50 pm-6:52 pm

2 stops43h 02m

$3,364

KilleenSydney

GRK - SYD

GRKSYD

Killeen Fort Hood Regional

Wed 8/12

3:05 pm-5:10 pm

2 stops59h 05m

Sydney Kingsford Smith

Sun 8/16

2:50 pm-6:52 pm

2 stops43h 02m

$3,365

KilleenSydney

GRK - SYD

GRKSYD

Killeen Fort Hood Regional

Tue 9/8

3:05 pm-6:55 am

1 stop24h 50m

Sydney Kingsford Smith

Sat 10/17

1:00 pm-8:52 pm

1 stop23h 52m

$9,717
Quickest round-trip

KilleenSydney

GRK - SYD

GRKSYD

Killeen Fort Hood Regional

Tue 9/8

3:05 pm-6:25 am

2 stops24h 20m

Sydney Kingsford Smith

Sat 10/17

1:00 pm-6:33 pm

1 stop21h 33m

$9,722

KilleenSydney

GRK - SYD

GRKSYD

Killeen Fort Hood Regional

Tue 9/8

12:37 pm-7:30 am

3 stops27h 53m

Sydney Kingsford Smith

Sat 10/17

6:25 am-6:33 pm

3 stops28h 08m

$12,431

KilleenSydney

GRK - SYD

GRKSYD

Killeen Fort Hood Regional

Tue 9/8

3:05 pm-6:30 am

2 stops48h 25m

Sydney Kingsford Smith

Sat 10/17

9:45 pm-6:33 pm

2 stops36h 48m

$14,952

KilleenSydney

GRK - SYD

GRKSYD

Killeen Fort Hood Regional

Tue 9/8

12:37 pm-7:30 am

3 stops27h 53m

Sydney Kingsford Smith

Sat 10/17

6:50 pm-11:36 pm

2 stops20h 46m

$15,045

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Sydney from

How to get the cheapest flight ticket from Killeen to Sydney

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 airlines fly to Sydney?

Qantas Airways, United Airlines and American Airlines are the top three most popular airlines that fly to Sydney from Killeen according to our data. Qantas Airways is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 5 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

When to book flights from Killeen to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Killeen to Sydney according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Killeen to Sydney (GRK to SYD) flight deals and tips

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

Fastest flight time

48h 30m

Direct flights

None
The fastest flight from Killeen to Sydney takes 48h 30m
There are no direct flights from Killeen to Sydney. There are no popular flight routes from Killeen to Sydney.
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Frequently asked questions about flying from Killeen to Sydney

  • How far is Killeen Fort Hood Regional to Sydney Kingsford Smith by plane?

    Sydney Kingsford Smith is 8487.4 mi away from Killeen Fort Hood Regional. Flights usually cover this in 48h 30m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Killeen Fort Hood Regional Airport to Sydney Kingsford Smith Airport?

    Prices for flights from Killeen Fort Hood Regional Airport to Sydney Kingsford Smith Airport are updated daily.

  • How old do you have to be to fly from Killeen Fort Hood Regional Airport to Sydney Kingsford Smith Airport?

    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 Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The travel and health documents you'll need for your trip to Sydney Kingsford Smith Airport 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 Sydney Kingsford Smith Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Bondi Beach
Penrith
Wollongong
Katoomba
Cronulla
Leura
Randwick
Lithgow
Coogee
Manly
Terrigal
Charlestown
Swansea

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Killeen to Sydney. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to Sydney from Killeen on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Killeen to Sydney?

Once you have performed a search for Killeen to Sydney flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Sydney from Killeen. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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