Cheap Flights from Houston (IAH) to Sydney (SYD)

You can find one-way and return flights from IAH to SYD with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when IAH to SYD ticket fares go up or down.

February is typically the cheapest month to fly from Houston, TX (IAH-George Bush Intercontinental) to Sydney, NSW (SYD-Kingsford Smith Intl.), with average return fares around AU$1716. February often sees lower prices because it falls after the peak holiday travel season, when demand tends to decrease. Other cheap months to fly from Houston, TX (IAH-George Bush Intercontinental) to Sydney, NSW (SYD-Kingsford Smith Intl.) include March and November.

Only one airline offers direct flights from Houston, TX (IAH-George Bush Intercontinental) to Sydney, NSW (SYD-Kingsford Smith Intl.). United operates 7 direct flights from George Bush Intercontinental to Kingsford Smith Intl. every week.

United is one of the cheapest airlines offering nonstop return flights from Houston, TX (IAH-George Bush Intercontinental) to Sydney, NSW (SYD-Kingsford Smith Intl.), with prices starting from around AU$2573 for flights that can be booked for departure within the next year. For connecting flights, EVA Airways is one of the cheapest, with return tickets starting from about AU$3390 typically with a layover in Taoyuan Intl. (TPE). These prices are per adult for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.

To find a cheap flight from Houston, TX (IAH-George Bush Intercontinental) to Sydney, NSW (SYD-Kingsford Smith Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.

The best airline to fly with from Houston, TX (IAH-George Bush Intercontinental) to Sydney, NSW (SYD-Kingsford Smith Intl.) will differ from traveler to traveler. If you like to fly early, United offers early morning flights. If price is the most important factor, United typically offers the lowest fares. United offers the most daily flights from Houston, TX (IAH-George Bush Intercontinental) to Sydney, NSW (SYD-Kingsford Smith Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.

The cheapest months to fly from Houston, TX (IAH-George Bush Intercontinental) to Sydney, NSW (SYD-Kingsford Smith Intl.) are typically February and March, with average return flights around AU$1716. The most popular months for this route, offering plenty of flight options, are May and September. While there isn't a single month that is both the cheapest and most popular, if you're looking for the best value, aiming for February or March could save you money, and you'll still find good flight availability.

There are approximately 74 connecting flights per day from Houston, TX (IAH-George Bush Intercontinental) to Sydney, NSW (SYD-Kingsford Smith Intl.). Some common connection points include Los Angeles Intl. (LAX), Dallas-Fort Worth Intl. (DFW), and San Francisco Intl. (SFO).

The earliest flight from Houston, TX (IAH-George Bush Intercontinental) to Sydney, NSW (SYD-Kingsford Smith Intl.) typically departs around 1:10 AM local time. This service is seasonal, active only in May, and is operated by airlines such as EVA Airways and Garuda Indonesia. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.

You'll generally find the most flights from Houston, TX (IAH-George Bush Intercontinental) to Sydney, NSW (SYD-Kingsford Smith Intl.) on a Saturday, with around 66 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include United, American Airlines, and Delta. Looking at the week, Saturday offers notably more flight options compared to other days, making it a great day to consider for your journey.

The most popular departure times for flights from Houston, TX (IAH-George Bush Intercontinental) to Sydney, NSW (SYD-Kingsford Smith Intl.) are in the evening, from 6pm to 9pm. Many major carriers, including American Airlines, United and Emirates, offer flights during this window. Many travellers prefer these times because you can make the most of your day in Houston before your flight, and you'll arrive in Sydney ready to start your day.

A direct flight from Houston, TX (IAH-George Bush Intercontinental) to Sydney, NSW (SYD-Kingsford Smith Intl.) typically takes around 17 hours 30 minutes, covering a distance of approximately 13,837 kilometers. If you opt for a flight with one stop, your journey will usually be longer, averaging about 20 hours 18 minutes. Flights with two or more stops generally take around 23 hours 30 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to allow for some buffer time when planning your trip.

Yes, you can fly business class or first class between IAH and SYD. Airlines that offer business class service on this route include:

* Air New Zealand
* Turkish Airlines
* Emirates
* Qatar Airways
* British Airways
* Air Canada
* All Nippon Airways
* United
* Qantas Airways
* American Airlines

First class cabins are available on Emirates, British Airways, and American Airlines.

It's easy to earn miles on a Houston, TX (IAH) to Sydney, NSW (SYD) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.

*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

If you're planning to travel to Sydney from George Bush Intercontinental (IAH), you can fly directly into Kingsford Smith Intl. (SYD). Some flights may connect through major hubs like Dallas-Fort Worth Intl. (DFW), Los Angeles Intl. (LAX), or O'Hare Intl. (ORD) before reaching Sydney. Compare routes and airports on Expedia to find the best flight options for your travel plans.

Typically, booking a last minute flight from Houston, TX (IAH) to Sydney, NSW (SYD) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.

Securing a Houston, TX (IAH) to Sydney, NSW (SYD) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.

If you booked your Houston, TX (IAH-George Bush Intercontinental) to Sydney, NSW (SYD-Kingsford Smith Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.