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$277+ Cheap flights from Houston

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
HOU — SYD
29 Apr — 6 May1
1 adult

What to know about flights from Houston

Discover essential information about flights departing from Houston, including flight schedules, destinations, airlines operating at the Houston airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 24 April 2025.

Cheapest airline

United Airlines
On average, United Airlines currently has the cheapest one-way flight from Houston (avg. price of $3,910).
Search Deals

Find flights from Houston

Cheapest flights from Houston
Explore the most affordable flight options available from Houston. Find the lowest fares based on data from user searches, with prices last updated on 24 April 2025.

Sun 17/821:55IAH - SYD
1 stop19h 50mAir New Zealand
Sun 31/811:50SYD - IAH
1 stop19h 25mAir New Zealand
Deal found 23/4$1,491
Mon 28/718:15IAH - MEL
2 stops35h 20mAir New Zealand
Mon 18/808:35MEL - IAH
2 stops36h 38mAir New Zealand
Deal found 22/4$1,568
Tue 20/519:37IAH - SYD
2 stops25h 08mFiji Airways
Tue 27/506:15SYD - IAH
2 stops30h 42mFiji Airways
Deal found 23/4$1,610
Tue 20/520:16HOU - SYD
2 stops24h 29mMultiple Airlines
Tue 27/513:15SYD - HOU
2 stops21h 29mMultiple Airlines
Deal found 23/4$1,723
Thu 8/519:37IAH - MEL
2 stops32h 43mMultiple Airlines
Sat 23/807:30MEL - IAH
2 stops27h 28mMultiple Airlines
Deal found 23/4$1,740
Tue 6/519:37IAH - SYD
2 stops25h 08mMultiple Airlines
Tue 19/813:15SYD - IAH
2 stops23h 41mMultiple Airlines
Deal found 23/4$1,809
Fri 5/921:55IAH - BNE
1 stop22h 05mAir New Zealand
Wed 17/909:45BNE - IAH
1 stop21h 30mAir New Zealand
Deal found 23/4$1,870
Thu 22/519:37IAH - BNE
2 stops36h 13mFiji Airways
Tue 10/611:40BNE - IAH
2 stops23h 30mFiji Airways
Deal found 23/4$1,932
Tue 3/619:37IAH - MEL
2 stops24h 53mFiji Airways
Tue 17/612:55MEL - IAH
2 stops22h 15mFiji Airways
Deal found 22/4$1,964
Sat 11/1021:51IAH - PER
2 stops53h 09mAir New Zealand
Tue 11/1118:50PER - IAH
1 stop33h 15mAir New Zealand
Deal found 24/4$2,097
Sun 18/508:57IAH - BNE
2 stops34h 28mMultiple Airlines
Mon 18/820:45BNE - IAH
3 stops42h 34mMultiple Airlines
Deal found 22/4$2,101
Tue 1/719:55IAH - SYD
1 stop20h 35mQantas Airways
Tue 8/709:10SYD - IAH
1 stop25h 12mQantas Airways
Deal found 23/4$2,125

Find flights from Houston within your budget

Find flights departing from Houston that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 24 April 2025. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Sydney

Route

Depart

Return

Price

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sun 17/8

21:55-08:45

1 stop19h 50m

Sydney Kingsford Smith

Sun 31/8

11:50-16:15

1 stop19h 25m

$1,491

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Mon 28/7

18:15-20:35

2 stops35h 20m

Melbourne

Mon 18/8

08:35-06:13

2 stops36h 38m

$1,568

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Tue 20/5

19:37-11:45

2 stops25h 08m

Sydney Kingsford Smith

Tue 27/5

06:15-21:57

2 stops30h 42m

$1,610

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Tue 20/5

20:16-11:45

2 stops24h 29m

Sydney Kingsford Smith

Tue 27/5

13:15-19:44

2 stops21h 29m

$1,723

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Thu 8/5

19:37-19:20

2 stops32h 43m

Melbourne

Sat 23/8

07:30-19:58

2 stops27h 28m

$1,740

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Tue 6/5

19:37-11:45

2 stops25h 08m

Sydney Kingsford Smith

Tue 19/8

13:15-21:56

2 stops23h 41m

$1,809

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Fri 5/9

21:55-11:00

1 stop22h 05m

Brisbane

Wed 17/9

09:45-16:15

1 stop21h 30m

$1,870

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Thu 22/5

19:37-22:50

2 stops36h 13m

Brisbane

Tue 10/6

11:40-20:10

2 stops23h 30m

$1,932

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Tue 3/6

19:37-11:30

2 stops24h 53m

Melbourne

Tue 17/6

12:55-20:10

2 stops22h 15m

$1,964

HoustonPerth

IAH - PER

IAHPER

Houston George Bush Intcntl

Sat 11/10

21:51-16:00

2 stops53h 09m

Perth

Tue 11/11

18:50-14:05

1 stop33h 15m

$2,097

Flights are sorted by cheapest return flights first.

Deals found on 23/4

Showing 1-10 of 51 results
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Best time to book a flight from Houston

Have a flexible travel schedule? Discover the best time to fly from Houston with our price prediction graph.
Estimated return 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.

Travel insights for flights from Houston

Get recent, data-driven insights about flights from Houston including ideal travel times, pricing trends, and more.

When is the best time to book a flight from Houston?

Use this chart to determine the optimal time to book a return flight from Houston to Sydney. Price data was last updated on 18 April 2025.

The best time to book flights from Houston is 46 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Houston?

Currently, July is the cheapest month in which you can book a flight from Houston (average of $505). Flying from Houston in November will prove the most costly (average of $1,350). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Houston?

When flying from Houston check dates and pricing for the following: United Airlines, Qantas Airways. As they depart for the following popular destinations: Sydney.

United Airlines

United Airlines

From $1,330

Qantas Airways

Qantas Airways

From $462

Spirit Airlines

Spirit Airlines

From $86

Airline reviews for flights from Houston

Get insights into the airlines that provide service from Houston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Houston. In the last 7 days, Cheapflights users made a total of 647,157 searches.
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Comfort

8.1

Crew

9.1

Entertainment

7.3

Boarding

8.7

Food

7.8

Overall

8.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Air Tahiti Nui
8.8
Very Good
62 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Comfort

8.1

Crew

9.1

Entertainment

7.3

Boarding

8.7

Food

7.8

Overall

8.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Korean Air
8.4
Very Good
1,063 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Comfort

8.1

Crew

9.1

Entertainment

7.3

Boarding

8.7

Food

7.8

Overall

8.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Japan Airlines
8.3
Very Good
1,453 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Comfort

8.1

Crew

9.1

Entertainment

7.3

Boarding

8.7

Food

7.8

Overall

8.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Fiji Airways
8.1
Very Good
188 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Comfort

8.1

Crew

9.1

Entertainment

7.3

Boarding

8.7

Food

7.8

Overall

8.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Delta
8.0
Very Good
7,920 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Comfort

8.1

Crew

9.1

Entertainment

7.3

Boarding

8.7

Food

7.8

Overall

8.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

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Direct flights from Texas

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Direct flights from Austin
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Related info for your journey

Access useful and relevant information related to your journey from Houston. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 24 April 2025.

  • Which is the cheapest airport to catch a flight from Houston?

    The cheapest routes to Sydney can be found at Houston Hobby airport from $1,488. While Houston George Bush Intcntl airport is usually cheaper if your destination is Sydney with prices starting at $1,488. Reference our flight search to find the best deals in real time.

  • What is the cheapest month to fly from Houston?

    Currently, the cheapest month for flights from Houston is July. The most expensive month for flights is November. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • Where are the cheapest places to fly to from Houston?

    View the cheapest flight destinations from Houston:
    Fly from Houston to Sydney from $1,488 round trip

  • How does Cheapflights help users find flights from Houston?

    When you search for this flight from Houston, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

  • Why should you use Cheapflights to find cheap flight tickets from Houston?

    Millions of users choose and trust Cheapflights to book the best flight deals from Houston for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

  • Can Cheapflights find flights from Houston with no change fees?

    Certainly. Search results for flights from Houston shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

  • Can Cheapflights notify me if prices for flights from Houston become cheaper?

    Yes! Start tracking prices for flights from Houston today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Houston?

When you search for this flight from Houston, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

Why should you use Cheapflights to find cheap flight tickets from Houston?

Millions of users choose and trust Cheapflights to book the best flight deals from Houston for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Houston with no change fees?

Certainly. Search results for flights from Houston shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Houston become cheaper?

Yes! Start tracking prices for flights from Houston today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

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