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Sydney (SYD) to Houston (IAH) flights
There are direct flights from Sydney Kingsford Smith International Airport to George Bush Intercontinental Houston Airport, sold by one airline: United Airlines. The distance is 13,836 km, about 17h 20m in the air. There are also 6 one-stop options, via airports such as Dallas-Fort Worth, Toronto and Los Angeles.
Live fares for SYD → IAHSee all routes on the map13,836 kmdistance
~17h 20mdirect flight time (estimate)
1direct airline
6one-stop options
Direct flights from Sydney to Houston
| Route | Airlines (incl. codeshares) | Distance | Time (est.) |
|---|---|---|---|
| SYD → IAH | United Airlines | 13,836 km | ~17h 20m |
Best one-stop connections
Through the biggest hubs first. Times include about 100 minutes to change planes.
| Via | Airlines | Distance | Time (est.) |
|---|---|---|---|
| DFW Dallas-Fort Worth | American Airlines and Qantas then American Airlines and United Airlines | 14,170 km | ~19h 55m |
| YYZ Toronto | Air Canada then Air Canada and United Airlines | 17,615 km | ~24h 10m |
| LAX Los Angeles | American Airlines and Air New Zealand then American Airlines and Alaska Airlines | 14,276 km | ~20h 5m |
| SFO San Francisco | Air New Zealand and United Airlines then United Airlines | 14,577 km | ~20h 25m |
| YVR Vancouver | Air Canada and Qantas then United Airlines | 15,670 km | ~21h 45m |
| HNL Honolulu | American Airlines and Alaska Airlines then United Airlines | 14,443 km | ~20h 15m |
More from Sydney and Houston
- Houston (IAH) to Sydney (SYD) · return route
- All direct flights from Sydney (SYD)
- All direct flights from Houston (IAH)
- Sydney to Istanbul (IST)
- Sydney to Paris (CDG)
- Sydney to Dubai (DXB)
- Sydney to Beijing (PEK)
- Sydney to Dallas-Fort Worth (DFW)
- Sydney to Shanghai (PVG)
- Sydney to Guangzhou (CAN)
- Sydney to London (LHR)
- Sydney to New York (JFK)
- Sydney to Toronto (YYZ)
- Sydney to Los Angeles (LAX)
- Sydney to Doha (DOH)
- Istanbul (IST) to Houston
- Amsterdam (AMS) to Houston
- Paris (CDG) to Houston
- Frankfurt (FRA) to Houston
- Dubai (DXB) to Houston
- Beijing (PEK) to Houston
- Chicago (ORD) to Houston
- Dallas-Fort Worth (DFW) to Houston
- Rome (FCO) to Houston
- Munich (MUC) to Houston
- London (LHR) to Houston
- Atlanta (ATL) to Houston
Routes come from current airline fares, updated weekly (last update 9 November 2026), plus older schedule data for airports with few recent fares. “Direct” can include a few same-plane flights with a stop. Flight times are estimates from distance. Always check with the airline before booking.