Cheap Flights from Houston George Bush Intercntl. to Adelaide

Compare Houston George Bush Intercntl. to Adelaide flight deals

Find the cheapest month or even day of the year to fly to Adelaide

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Find the cheapest month to fly from Houston George Bush Intercntl. to Adelaide

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Houston George Bush Intercntl. to Adelaide flights are currently cheapest in December.

Houston George Bush Intercntl. to Adelaide: Alternative routes

Compare routes from Houston George Bush Intercntl. to Adelaide below. You may find an airport to fly into that's cheaper, faster, or easier than Adelaide.

Houston to Adelaide: Flight information

The things to know before you go.
Cheapest flight foundR 12,110
Cheapest month to flyDecember

Finding cheap flights from Houston George Bush Intercntl. to Adelaide: Frequently asked questions

The best price we found for a return flight from Houston George Bush Intercntl. to Adelaide is R 20,887. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Houston George Bush Intercntl. to Adelaide. But we found flights with one or more stops from R 20,887.
As of November 2025, there are no flights flying from Houston George Bush Intercntl. to Adelaide.
The cheapest month to fly from Houston George Bush Intercntl. to Adelaide is usually February.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Houston George Bush Intercntl. Airport to Adelaide Airport on Saturday, 28 February 2026.
No airlines currently offer direct flights between Houston George Bush Intercntl. Airport and Adelaide Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Adelaide but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Adelaide is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, United offers the cheapest flight tickets to Adelaide.

Flying from George Bush Intercontinental Airport (IAH) to Adelaide Airport (ADL): what you need to know

  • Adelaide's timezone is UTC+10:30, making Adelaide 15 hours 30 minutes ahead of Houston.

  • Get to the airport on time so you don't miss your IAH to ADL flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to prevent a last-minute sprint to your gate.

  • During popular months such as July, it's best to get to the airport even earlier. Arrive two hours before domestic departures and four hours ahead of an international flight whenever you're flying during peak periods in general.

  • Consider adding a stopover when booking your ticket from George Bush Intercontinental Airport to Adelaide Airport. Simply deselect 'Direct flights only' to break up your journey, or perhaps see a new city along the way. Here's where you can stop between IAH and ADL:

    • Sydney (Kingsford Smith) Airport

    • Auckland Airport

    • Hamad International Airport

How to find the cheapest flights from George Bush Intercontinental Airport (IAH) to Adelaide Airport (ADL)

  • At the moment, R 12,130 is the cheapest price we've seen for a one-way George Bush Intercontinental Airport to Adelaide Airport flight. The best price for a return ticket is R 20,887. Keep in mind that fares can change due to availability at the time of booking.

  • Don't wait until the last moment. You're more likely to find cheap tickets from IAH to ADL if you book in advance. Airlines often offer some fantastic early bird deals.

  • If you're flexible with your travel dates, try using the 'Whole month' search tool. It'll show you the lowest price across each month when looking for your flight from George Bush Intercontinental Airport to Adelaide Airport.

  • You don't need to check every day to see if fares have gone down when you create a Price Alert. We'll send you an update as soon as there's a new deal on cheap flights from IAH to ADL.

  • Tailor your flights with filters. Pick your arrival and departure times, airlines and total journey duration. You can also sort your results by 'Fastest,' 'Cheapest' or 'Best' flights from George Bush Intercontinental Airport to Adelaide Airport.

Handy information about George Bush Intercontinental Airport (IAH)

  • IAH is located at 16930 JFK Boulevard.

  • When it comes to George Bush Intercontinental Airport's on-time performance, 78.42% of flights stick to their scheduled arrival time.

  • George Bush Intercontinental Airport is about 27 kilometres from central Houston. If you're driving, ride-sharing or catching a cab from the centre, it'll take you 20 minutes or so to get there, depending on the traffic.

  • Catching public transport? You can expect a journey time of around 50 minutes.

  • Taking an early flight from George Bush Intercontinental Airport to Adelaide Airport? Avoid rushing to the airport (and sneak in some extra snooze time) by choosing one of these hotels near IAH:

Arriving at Adelaide Airport (ADL)

  • The last thing you need is a long trip to your hotel if you're getting in late on a George Bush Intercontinental Airport to Adelaide Airport flight. Book one of these accommodation options near ADL instead:

  • Pick up an Adelaide Airport rental car and explore Adelaide and beyond with your own set of wheels. Bargain Car Rentals, simba car hire and East Coast are top providers to choose from here.

  • Reserving your ride from Adelaide Airport about one week in advance gives you the best chance of locking in a great deal.

Getting from Adelaide Airport (ADL) to central Adelaide

  • Adelaide Airport is approximately 8 kilometres from the centre of Adelaide. The drive time takes around 15 minutes.

  • When travelling on public transport, expect a journey of about 50 minutes.

When to fly to Adelaide Airport (ADL)

  • It's time to pick your trip dates for your flight from George Bush Intercontinental Airport to Adelaide Airport. January is the busiest month to visit Adelaide. If you'd like a quieter vibe, go in April.

  • Book your flight from George Bush Intercontinental Airport to Adelaide Airport for January if you'd like to go to Adelaide during its warmest month. You can expect temperatures of between 15ºC (59ºF) and 30ºC (86ºF).

  • Search for cheap tickets from IAH to ADL in August if you like cooler conditions. Temperatures are at their lowest around then, ranging between 7ºC (45ºF) and 16ºC (61ºF) on average.

Explore more of Australia

  • Mildura is just one of the many cities in Australia waiting to be discovered after you've seen Adelaide. Around 338 kilometres away to the east, popular attractions include Mildura Riverfront, Mildura Arts Centre & Rio Vista Homestead and Orange World.

  • Mount Gambier is another essential stop in Australia and is around 370 kilometres south-east of Adelaide. No journey is complete without visiting The Blue Lake, Engelbrecht Cave and The Valley Lake.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.