$166+ Cheap flights from Houston George Bush Intcntl Airport

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/9. 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.
IAH — SYD
31 août — 7 sept.1
1 adult

What to know about flights from George Bush Intcntl

Discover essential information about flights departing from George Bush Intcntl, including flight schedules, destinations, airlines operating at the George Bush Intcntl 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 26 août 2025.

Cheapest airline

United Airlines

Good round-trip deal

$183 or less

Good one-way deal

$50 or less
On average, United Airlines currently has the cheapest one-way flight from Houston George Bush Intcntl (avg. price of $3,850).
Price to beat on a round-trip flight from Houston George Bush Intcntl.
Price to beat on a one-way flight from Houston George Bush Intcntl.

Find flights from George Bush Intcntl

Cheapest flights from George Bush Intcntl
Explore the most affordable flight options available from George Bush Intcntl. Find the lowest fares based on data from user searches, with prices last updated on 26 août 2025.

mer. 29/1007:30IAH - CVG
Nonstop2h 24mUnited Airlines
ven. 5/1206:30CVG - IAH
Nonstop2h 51mUnited Airlines
Deal found 26/8$322
sam. 4/1020:15IAH - CVG
Nonstop2h 28mUnited Airlines
lun. 6/1017:57CVG - IAH
1 stop5h 53mUnited Airlines
Deal found 25/8$337
jeu. 18/907:30IAH - CVG
Nonstop2h 28mUnited Airlines
lun. 22/907:00CVG - IAH
Nonstop2h 36mUnited Airlines
Deal found 26/8$351
sam. 22/1116:11IAH - CVG
1 stop7h 04mDelta
sam. 6/1213:50CVG - IAH
1 stop4h 48mDelta
Deal found 26/8$353
jeu. 16/1020:15IAH - CVG
Nonstop2h 29mUnited Airlines
mar. 21/1007:05CVG - IAH
Nonstop2h 34mUnited Airlines
Deal found 24/8$374
jeu. 25/1218:20IAH - CVG
1 stop4h 38mDelta
dim. 4/106:00CVG - IAH
1 stop5h 38mDelta
Deal found 24/8$391
ven. 5/907:30IAH - CVG
Nonstop2h 28mUnited Airlines
ven. 12/907:00CVG - IAH
Nonstop2h 36mUnited Airlines
Deal found 25/8$399
mar. 7/1012:30IAH - CVG
Nonstop2h 26mUnited Airlines
ven. 10/1007:00CVG - IAH
Nonstop2h 34mUnited Airlines
Deal found 25/8$411
jeu. 25/1212:04IAH - CVG
1 stop6h 33mDelta
sam. 3/115:28CVG - IAH
1 stop6h 37mDelta
Deal found 24/8$422
mer. 17/907:10IAH - SYD
2 stops37h 35mMultiple Airlines
mer. 24/906:00SYD - IAH
2 stops31h 26mMultiple Airlines
Deal found 25/8$1,431
lun. 22/907:10IAH - SYD
2 stops37h 35mMultiple Airlines
lun. 29/913:15SYD - IAH
2 stops30h 15mMultiple Airlines
Deal found 25/8$1,453
mar. 28/1018:23IAH - SYD
2 stops26h 22mFiji Airways
mar. 11/1114:10SYD - IAH
2 stops22h 14mFiji Airways
Deal found 24/8$1,507

Find flights from George Bush Intcntl within your budget

 
Find flights departing from George Bush Intcntl 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 26 août 2025. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Sydney

Route

Depart

Return

Price

HoustonCincinnati

IAH - CVG

IAHCVG

Houston George Bush Intcntl

mar. 21/10

12:30-15:56

Nonstop2h 26m

Cincinnati Cinci./N. Kentucky

sam. 25/10

07:00-08:34

Nonstop2h 34m

$322

HoustonCincinnati

IAH - CVG

IAHCVG

Houston George Bush Intcntl

sam. 4/10

20:15-23:43

Nonstop2h 28m

Cincinnati Cinci./N. Kentucky

sam. 11/10

07:00-08:34

Nonstop2h 34m

$322

HoustonCincinnati

IAH - CVG

IAHCVG

Houston George Bush Intcntl

mer. 1/10

12:30-15:56

Nonstop2h 26m

Cincinnati Cinci./N. Kentucky

sam. 4/10

17:00-18:44

Nonstop2h 44m

$322

HoustonCincinnati

IAH - CVG

IAHCVG

Houston George Bush Intcntl

sam. 25/10

20:15-23:43

Nonstop2h 28m

Cincinnati Cinci./N. Kentucky

dim. 26/10

07:00-08:50

Nonstop2h 50m

$322

HoustonCincinnati

IAH - CVG

IAHCVG

Houston George Bush Intcntl

mer. 8/10

20:15-23:43

Nonstop2h 28m

Cincinnati Cinci./N. Kentucky

mar. 14/10

17:00-18:38

Nonstop2h 38m

$322

HoustonCincinnati

IAH - CVG

IAHCVG

Houston George Bush Intcntl

ven. 24/10

20:15-23:43

Nonstop2h 28m

Cincinnati Cinci./N. Kentucky

dim. 26/10

07:00-08:50

Nonstop2h 50m

$322

HoustonCincinnati

IAH - CVG

IAHCVG

Houston George Bush Intcntl

mer. 15/10

20:15-23:43

Nonstop2h 28m

Cincinnati Cinci./N. Kentucky

mar. 21/10

07:05-08:39

Nonstop2h 34m

$322

HoustonCincinnati

IAH - CVG

IAHCVG

Houston George Bush Intcntl

mer. 29/10

07:30-10:54

Nonstop2h 24m

Cincinnati Cinci./N. Kentucky

ven. 5/12

06:30-08:21

Nonstop2h 51m

$322

HoustonCincinnati

IAH - CVG

IAHCVG

Houston George Bush Intcntl

sam. 18/10

20:15-23:43

Nonstop2h 28m

Cincinnati Cinci./N. Kentucky

mer. 22/10

17:00-18:38

Nonstop2h 38m

$322

HoustonCincinnati

IAH - CVG

IAHCVG

Houston George Bush Intcntl

ven. 17/10

20:15-23:43

Nonstop2h 28m

Cincinnati Cinci./N. Kentucky

mar. 21/10

17:00-18:38

Nonstop2h 38m

$322

Flights are sorted by cheapest return flights first.

Deals found on 24/8

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly from George Bush Intcntl 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 George Bush Intcntl

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

When is the best time to book a flight from Houston George Bush Intcntl Airport?

Use this chart to determine the optimal time to book a return flight from George Bush Intcntl to Sydney. Price data was last updated on 22 August 2025.

The best time to book flights from Houston George Bush Intcntl Airport is 16 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 George Bush Intcntl Airport?

Currently, April is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport (average of $1,257). Flying from Houston George Bush Intcntl Airport in December will prove the most costly (average of $1,518). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternate flight departure points to George Bush Intcntl

Consider leaving from one of these other departure points that are located a short distance from George Bush Intcntl. Flight origins were last updated on 26 août 2025.

Related info for your journey

Access useful and relevant information related to your journey from George Bush Intcntl. 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 26 août 2025.
  • What are the most popular destinations to fly to from Houston George Bush Intcntl Airport?

    For the current month, the most popular flights from Houston George Bush Intcntl Airport are Atlanta, Boston, Mumbai. Mumbai, Atlanta, Boston are the most popular locations from Houston George Bush Intcntl Airport year round.

  • What is the cheapest flight from Houston George Bush Intcntl Airport to anywhere?

    Users have flown out of Houston George Bush Intcntl Airport for as low as $50 to Chicago O'Hare Intl Airport (prices may vary depending on the airline and departure time). On average, users have booked flights for $625 to fly from Houston George Bush Intcntl Airport.

  • What is the cheapest premium economy flight from Houston George Bush Intcntl Airport?

    Options for some of the cheapest premium economy flights from Houston George Bush Intcntl Airport we have found on Cheapflights are as follows:
    Fly from Houston George Bush Intcntl to Baltimore starting at $1,114
    Fly from Houston George Bush Intcntl to London Heathrow Airport starting at $3,187
    Fly from Houston George Bush Intcntl to Frankfurt am Main Airport starting at $3,940

  • What is the cheapest month to fly from Houston George Bush Intcntl Airport?

    Currently, the cheapest month for flights from Houston George Bush Intcntl Airport is April. The most expensive month for flights is December. 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 George Bush Intcntl Airport?

    View the cheapest flight destinations from Houston George Bush Intcntl Airport:
    Fly from Houston to Sydney from $1,431 round trip

  • How does Cheapflights help users find flights from George Bush Intcntl?

    900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from George Bush Intcntl today with Cheapflights!

  • Why should you use Cheapflights to find cheap flight tickets from George Bush Intcntl?

    Cheapflights helps you find that perfect flight from George Bush Intcntl by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

  • Can Cheapflights find flights from George Bush Intcntl with no change fees?

    Yes, we can. To see specific flights from George Bush Intcntl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

  • Can Cheapflights notify me if prices for flights from George Bush Intcntl become cheaper?

    Yes, Cheapflights offers price alerts on flights from George Bush Intcntl so you can book your travels when it’s right. The Price Alerts feature is available by clicking the bell icon next to the flight deals above and providing your email address.

See more FAQs

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 George Bush Intcntl?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from George Bush Intcntl today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from George Bush Intcntl?

Cheapflights helps you find that perfect flight from George Bush Intcntl by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from George Bush Intcntl with no change fees?

Yes, we can. To see specific flights from George Bush Intcntl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from George Bush Intcntl become cheaper?

Yes, Cheapflights offers price alerts on flights from George Bush Intcntl so you can book your travels when it’s right. The Price Alerts feature is available by clicking the bell icon next to the flight deals above and providing your email address.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.