Sydney (Mascot) to Houston (SYD–IAH) — Airlines, Schedules & Connections

SYD Airport Page →
8,598 mi airlines charter/private
On-time Some delays Frequent delays
Connecting Flight Schedule 10 1-stop flights Verified 3mos ago
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

Last scheduled nonstop: Apr 2026.

✦ 1-Stop connections via 10 hubs
LAX Los Angeles 18h 2m AAAFDL AAAFAS Los Angeles (LAX) to Houston flights
SFO San Francisco 18h 20m AVLXQF EKNHNZ San Francisco (SFO) to Houston flights
DFW Dallas-Fort Worth 18h 26m QF AAASAY Dallas-Fort Worth (DFW) to Houston flights
AKL Auckland 19h 40m 6EAIAS NZ Auckland (AKL) to Houston flights
YVR Vancouver 22h ACNZQF ACUA Vancouver (YVR) to Houston flights
HNL Honolulu, Oahu 26h 42m ASQF UA Honolulu, Oahu (HNL) to Houston flights
HND Tokyo 26h 50m AYJLNH NH Tokyo (HND) to Houston flights
DOH Doha 34h 5m ATB6JU MHQRUL Doha (DOH) to Houston flights
DXB Dubai 35h 43m AZDEEK EK Dubai (DXB) to Houston flights
TPE Taoyuan 39h 40m CI BRTG Taoyuan (TPE) to Houston flights
1-STOP More options, longer trips
2-STOP Loading... Reach the hardest destinations
Sydney (Mascot) to Houston
Connecting service available through multiple hubs.
1 Airlines 8,598 mi 15h 35m nonstop -15h behind

SYD–IAH had nonstop service from United Airlines, last on the schedule in April 2026. There's no nonstop on it right now, so today you'd fly it with one stop. The connecting options below are sorted by layover. Nonstop, it's about 8,598 miles in 15h 35m.

Airline Landscape

Carriers that operated nonstop SYD–IAH service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
UA United Airlines 0 Star Alliance
Alliance coverage
Star Alliance: UA (0 flights/wk, 0%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Connection Landscape

1-stop and 2-stop options for SYD to IAH.
1-STOP
One-Stop Connections
10
Hubs
~18h
Fastest
~39h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
879
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.

On-Time Performance

What to expect at each end of your journey.
Outbound
SYD → IAH
89%
Generally reliable. Most flights run on time.
Arriving
89%
Return
IAH → SYD
80%
Generally reliable. Most flights run on time.
Departing
80%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. IAH delays →

Travel Essentials

Practical planning for this route.
Time Difference
-15h
Houston is 15 hours behind Sydney (Mascot).
SYD: AEST · IAH: CDT

When it's 6:00 PM in Sydney (Mascot), it's 3:00 AM in Houston.
Distance & Flight Time
8,598 mi / 13,836 km
Nonstop flight time is approximately 15h 35m gate to gate.
Getting to SYD

The Airport Link train (T8 line) runs from Central Station to the International Terminal in 13 minutes and to Domestic terminals in 10 minutes. Trains run roughly every 10 minutes from about 05:00 to midnight. The fare is AUD $20.10 from the CBD (Opal card); this includes a station access fee levied separately from standard fares.Taxis from the CBD cost AUD $45–65 depending on traffic and time of day; Uber is available from designated pick-up zones. The Eastern Distributor and Southern Cross Drive are the main road routes; the airport is about 10 km south of the CBD. Short-term parking at T1 international starts at AUD $8 for 30 minutes.

Getting from IAH

No direct rail from IAH. The METRO bus 102 (IAH Express) runs to downtown Houston's transit center (60–90 min, $1.25). Taxis to downtown Houston cost $50–70. Ride-hails pick up at the designated Rideshare zones outside baggage claim on the lower level.IAH has five terminals (A–E) connected by an underground tunnel with trams. Terminal D handles international arrivals. Rental car agencies are in a consolidated facility adjacent to Terminal C; a free IAH Connector bus runs between terminals and the rental car center. The Galleria / Uptown area costs $35–50 by ride-hail.

Houston Climate

Humid subtropical climate. Hot, humid, and wet for much of the year. Summers are brutal (33–38°C) with high humidity and near-daily afternoon thunderstorms. Severe storms with hail and high winds regularly cause ground stops from April through September. Houston's flooding risk is significant. Heavy rain events, including tropical system remnants, have flooded airport roads, cutting off surface access even when the airport itself remains operational.

Winters are mild (5–18°C) with occasional ice storms. These are rare but highly disruptive when they occur. Hurricane season (June–November) requires monitoring for Gulf storms. October through March has the best flying weather.

SYD–IAH Quick Facts

Key statistics for the Sydney (Mascot) to Houston route.
Route details
Distance8,598 mi / 13,836 km
Flight time15h 35m
Time difference-15 hours
Airlines (nonstop)1
1-stop connectionsAvailable
Origin: SYD
IATA / ICAOSYD / YSSY
TimezoneAustralia/Sydney
Passengers/yr41.4M
Elevation21 ft / 6 m
Destination: IAH
IATA / ICAOIAH / KIAH
TimezoneAmerica/Chicago
Passengers/yr46.7M
Elevation97 ft / 30 m

Frequently Asked Questions

Common questions about SYD to IAH flights.
Nonstop flights from Sydney Kingsford Smith International Airport to George Bush Intercontinental Airport take about 15h 35m gate to gate. The route covers 8,598 miles.
1 airline operated the nonstop from SYD to IAH: United Airlines. The last scheduled nonstop was in April 2026. There's no nonstop right now, so today you'd fly it with one stop. See the connection options above, ranked by layover.
Not right now. The last scheduled nonstop was in April 2026. You can still fly it with one stop, and the connecting options above are sorted by layover. Nonstop, the hop took about 15h 35m.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Los Angeles, San Francisco and Dallas Fort Worth.
Houston is 15 hours behind Sydney (Mascot).
Yes, return flights from IAH to SYD are available. Use the direction toggle at the top to view the return schedule.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from SYD to IAH

Sydney Kingsford Smith International Airport (SYD) and George Bush Intercontinental Airport (IAH) had nonstop service from United Airlines, last on the schedule in April 2026. The nonstop is dormant right now, so the way to fly it today is one connection, and the options above are sorted by layover.

SYD to IAH Flight Duration and Schedule

Nonstop flight time from SYD to IAH is about 15 hours 35 minutes gate to gate. The route covers a distance of 8,598 miles (13,836 km).

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Los Angeles, San Francisco and Dallas Fort Worth. Two-stop connections are also available via intermediate hubs.