1 airline flies nonstop from Houston to Sydney.
Checking today’s fares with the airlines.
| Airline | From | To |
|---|---|---|
| United AirlinesSeasonal | IAH George Bush Intercontinental Airport | SYD Sydney Kingsford Smith Airport |
Nonstop service as of October 2026. Airlines change schedules seasonally.
6 miles (9 km) from the city centre. 42.5 million passengers in 2025
| How | Route | Time | Cost |
|---|---|---|---|
| Train | Sydney Trains T8 Airport & South Line from the International or Domestic Airport station to Central | about 13m | about A$21-22 to Central including the airport station access fee, by Opal or contactless card |
US citizens need a valid passport and an approved Electronic Travel Authority (ETA) or visa to enter Australia for tourism.
Sydney is 17 hours ahead of Houston in January and 15 hours ahead of it in July, because the two observe daylight saving time differently. Sydney uses the Australian dollar (AUD).
Read the Sydney guide: when to go, weather, airports and tips
Nonstop flight times vary by airline and season; flights with a connection take longer.
As of October 2026, United Airlines flies this route nonstop, some of them seasonally.
About 8,586 miles (13,818 km), measured between the city centres.
Sydney is 17 hours ahead of Houston in January and 15 hours ahead of it in July, because the two observe daylight saving time differently.
US citizens need a valid passport and an approved Electronic Travel Authority (ETA) or visa to enter Australia for tourism.
Sydney Trains T8 Airport & South Line from the International or Domestic Airport station to Central, about 13 minutes, about A$21-22 to Central including the airport station access fee, by Opal or contactless card.
Information checked in October 2026. Schedules, fares and entry rules change, so confirm with the airline or the official source before you travel.