Cheap Flights from Houston, TX to Sydney from $545

Return flight: Sydney – Houston

On Cheapflightsplus.com you will find 843 connecting flights from Houston to Sydney. You can compare airfare deals from 30 airlines and multiple travel sites from $545, book and save on cheap plane tickets and last minute offers. Also check out HOU-SYD flight schedule to find best flight time, convenient departure and arrival airports.

Flight Information

Below we will explain in detail what the flights cost on the destination from Houston to Sydney depends on and how to choose the most interesting flight option for you.

Distance between Houston and Sydney is 13827 miles. Time difference between the cities is 4h. Airplanes depart 01:10 to 23:15 from 15 Houston airports and arrive 01:10 to 23:15 to 5 Sydney airports. Average flight time is 34h 10m.

  • The fastest flight 19h 27m
  • Average flight time 34h 10m
  • The earliest flight 01:10
  • The latest flight 23:15
  • Distance 8592 ml

The cheapest months to travel to Sydney are august (from 545 $), july (from 577 $), june (from 599 $).

The most expensive months are january (from 1 546 $), december (from 1 057 $), november (from 1 027 $).

What is the lowest airfare Houston to Sydney?

The cheapest plane ticket found by our users is $545. This airfare is for economy class on one-way NK801 flight by Spirit Airlines for October 7, 2025 which leaves George Bush in Houston at 05:45 am and arrives at Sydney Kingsford Smith at 12:45.

Economy class
$545
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Business class
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First class
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Flight Schedule Houston (Texas) to Sydney

05:45 — 07:30+2days
33h 45m flight time
Find flight
from$608
05:45 — 07:06 Houston — Los Angeles
NK801 Spirit Airlines
15h 4m stop
23:10 — 07:30 Los Angeles — Sydney
QF12 Qantas
08:57 — 07:30+2days
31h 33m flight time
Find flight
from$623
08:57 — 10:37 Houston — Los Angeles
NK2083 Spirit Airlines
12h 33m stop
23:10 — 07:30 Los Angeles — Sydney
QF12 Qantas
10:00 — 08:00+2days
30h flight time
Find flight
from$871
09:35 — 11:31 Houston — Los Angeles
UA469 United Airlines
11h 6m stop
22:40 — 09:05 Los Angeles — Sydney
UA839 United Airlines
10:30 — 09:00+2days
31h 30m flight time
Find flight
from$927
10:15 — 14:20 Houston — Tokyo
ZG15 Grozny Avia
7h 40m stop
22:00 — 09:00 Tokyo — Sydney
QF60 Qantas
11:35 — 10:25+2days
30h 50m flight time
Find flight
from$823
11:35 — 15:25 Houston — Tokyo
NH113 All Nippon Airways
7h 20m stop
22:45 — 09:25 Tokyo — Sydney
NH879 All Nippon Airways
11:35 — 20:15+2days
40h 40m flight time
Find flight
from$830
10:15 — 15:20 Houston — Tokyo
NH113 All Nippon Airways
17h 10m stop
08:35 — 20:15 Tokyo — Sydney
NH889 All Nippon Airways
11:56 — 07:30+2days
28h 34m flight time
Find flight
from$627
11:24 — 13:15 Houston — Los Angeles
F91755 Frontier Airlines
9h 47m stop
23:10 — 07:30 Los Angeles — Sydney
QF12 Qantas
17:12 — 07:30+2days
23h 18m flight time
Find flight
from$935
17:12 — 18:48 Houston — Los Angeles
QF3244 Qantas
4h 22m stop
23:10 — 07:30 Los Angeles — Sydney
QF12 Qantas
17:30 — 08:05+2days
22h 35m flight time
Find flight
from$853
17:30 — 19:08 Houston — Los Angeles
QF3244 Qantas
4h 2m stop
23:10 — 08:05 Los Angeles — Sydney
QF4112 Qantas
18:35 — 08:00+2days
21h 25m flight time
Find flight
from$871
18:35 — 20:12 Houston — Los Angeles
UA1381 United Airlines
2h 33m stop
22:45 — 07:00 Los Angeles — Sydney
UA839 United Airlines
19:44 — 07:05+2days
20h 21m flight time
Find flight
from$876
19:44 — 21:34 Houston — Los Angeles
QF3108 Qantas
1h 41m stop
22:50 — 07:05 Los Angeles — Sydney
QF4112 Qantas
21:05 — 07:30+3days
43h 25m flight time
Find flight
from$623
20:48 — 22:30 Houston — Los Angeles
NK2168 Spirit Airlines
24h 24m stop
23:10 — 07:30 Los Angeles — Sydney
QF12 Qantas
21:51 — 07:55+3days
42h 4m flight time
Find flight
from$877
21:51 — 23:59 Houston — San Francisco
UA445 United Airlines
23h 1m stop
23:00 — 06:55 San Francisco — Sydney
UA863 United Airlines
22:03 — 08:00+3days
41h 57m flight time
Find flight
from$877
22:03 — 23:36 Houston — Los Angeles
UA1851 United Airlines
23h 9m stop
22:45 — 07:00 Los Angeles — Sydney
UA839 United Airlines
23:02 — 07:30+3days
40h 28m flight time
Find flight
from$609
23:02 — 00:25 Houston — Los Angeles
NK2395 Spirit Airlines
21h 45m stop
23:10 — 07:30 Los Angeles — Sydney
QF12 Qantas
Full flight schedule will help you in detecting at what time planes fly from Houston to Sydney. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
*Departure and arrival times - local. Updated on November 2, 2025.

Popular Airlines on the Route

The flight Houston — Sydney is served by 30 regular airlines and 6 low-cost airlines. Most of the flights on this route are operated by Japan Airlines - JAL - 5 departures per week at the price of from $ 1559 . And the most expensive tickets are offered by All Nippon Airways airline - from $ 10144.

Direct flights

There’re no direct flights on this route. Try flights with stops.

Connecting Flights

There are 843 flights with layovers on the route. The fastest connecting flight is QF4590 by Qantas takes 19h 27m and the cheapest is NK801 by Spirit Airlines for $545.

  • JL - Japan Airlines - JAL
    from $1559
    Find
  • FJ - Air Pacific
    from $602
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  • UA - United Airlines
    from $871
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  • NZ - Air New Zealand Limited
    from $967
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  • BR - EVA Airways Corporation
    from $797
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  • QF - Qantas
    from $853
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  • KE - Korean Air
    from $1737
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  • WS - WestJet
    from $657
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  • CA - Air China Limited
    from $1439
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  • KL - KLM
    from $1532
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  • QR - Qatar Airways
    from $1573
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  • AC - Air Canada
    from $877
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See more connecting flights

Airports

You can fly from Houston to Sydney from 15 airports (Ellington Field, West Houston, Hobby, Park Ten Heliport, Andrau Airpark, George Bush, Greenway Plaza H/P, David Wayne Hooks, Transco Twr Galleria, Westchase Hilton H/P, Spaceland, Woodlawns, Marriot Astrodome Heliport, Central Bus. District, Houston Municipal).

Houston airports

  • Ellington Field-EFD
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  • West Houston-IWS
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  • Hobby-HOU
    from $1211
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  • Park Ten Heliport-JPT
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  • Andrau Airpark-AAP
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  • George Bush-IAH
    from $545
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  • Greenway Plaza H/P-JGP
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  • David Wayne Hooks-DWH
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  • Transco Twr Galleria-JGQ
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  • Westchase Hilton H/P-JWH
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  • Spaceland-SPX
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  • Woodlawns-JWL
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  • Marriot Astrodome Heliport-JMA
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  • Central Bus. District-JDX
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  • Houston Municipal-SGR
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Sydney airports

  • Bankstown-BWU
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  • Palm Beach SPB-LBH
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  • Rose Bay-RSE
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  • Kingsford Smith-SYD
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  • Sydney West-SWZ
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How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

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