Direct flights from Houston to Sydney

Did you mean Flights from Sydney to Houston?

Houston

United States

IAH

George Bush Intercontinental Houston Airport

Sydney

Australia

SYD

Sydney Kingsford Smith International Airport

Route: Nonstop service available
Distance: 8,597 miles
Marketing airlines: 3 airlines
Aircraft: 1 aircraft type
Dates: Oct 24, 2026 – Mar 25, 2027

Observed award fares

A sample of one-way prices for one traveler from Roame’s fare cache. Points, fees, and seats describe the same observation. Availability can change; confirm with the loyalty program before transferring points.

Lowest price in this limited sample: 45,000 points + $36.00 for IAH → SYD, Economy, on 2026-10-26, booked with United MileagePlus. This is an observed fare, not a guaranteed price or the lowest price across all dates and programs.

Departure window: 2026-10-23 – 2026-11-21.

IAH → SYDEconomy
UA101
45,000 points+ $36.00
Departure
2026-10-26
Seats seen
1
Book with
United MileagePlus
Observed (UTC)
2026-10-22 19:40
IAH → SYDEconomy
UA101
45,000 points+ $36.00
Departure
2026-10-26
Seats seen
4
Book with
United MileagePlus
Observed (UTC)
2026-10-22 06:00
IAH → SYDEconomy
UA101
45,000 points+ $36.00
Departure
2026-10-26
Seats seen
1
Book with
United MileagePlus
Observed (UTC)
2026-10-21 12:10
IAH → SYDEconomy
UA101
45,000 points+ $36.00
Departure
2026-10-27
Seats seen
4
Book with
United MileagePlus
Observed (UTC)
2026-10-22 23:29
IAH → SYDEconomy
UA101
45,000 points+ $36.00
Departure
2026-10-27
Seats seen
2
Book with
United MileagePlus
Observed (UTC)
2026-10-22 05:29
IAH → SYDEconomy
UA101
45,000 points+ $36.00
Departure
2026-10-30
Seats seen
2
Book with
United MileagePlus
Observed (UTC)
2026-10-21 13:18
IAH → SYDEconomy
UA101
45,000 points+ $36.00
Departure
2026-11-03
Seats seen
1
Book with
United MileagePlus
Observed (UTC)
2026-10-23 02:02
IAH → SYDEconomy
UA101
45,000 points+ $36.00
Departure
2026-11-03
Seats seen
1
Book with
United MileagePlus
Observed (UTC)
2026-10-21 17:22
IAH → SYDEconomy
UA101
45,000 points+ $36.00
Departure
2026-11-05
Seats seen
1
Book with
United MileagePlus
Observed (UTC)
2026-10-21 13:59
IAH → SYDEconomy
UA101
45,000 points+ $36.00
Departure
2026-11-15
Seats seen
2
Book with
United MileagePlus
Observed (UTC)
2026-10-21 10:20
IAH → SYDEconomy
UA101
45,000 points+ $36.00
Departure
2026-11-16
Seats seen
1
Book with
United MileagePlus
Observed (UTC)
2026-10-21 04:12
IAH → SYDEconomy
UA101
45,000 points+ $36.00
Departure
2026-11-17
Seats seen
1
Book with
United MileagePlus
Observed (UTC)
2026-10-22 14:03

Houston to Sydney route overview

George Bush Intercontinental Houston Airport (IAH) serves Houston; Sydney Kingsford Smith International Airport (SYD) serves Sydney.

The airports are 8,597 miles apart by great-circle distance.

Roame's current schedule feed shows nonstop service from IAH to SYD.

Marketing airlines listed in the current schedule, including codeshare sellers, are Lufthansa (LH), United Airlines (UA) and Virgin Australia (VA). This list does not identify the operating airline for each flight; check the flight details before booking.

Published schedule dates span Oct 24, 2026 – Mar 25, 2027.

Marketing airlines on the Houston to Sydney route

These are marketing airlines, including codeshare sellers. This list does not identify the operating airline for each flight; check the flight details before booking.

Lufthansa (LH)Codeshare only
Virgin Australia (VA)Codeshare only

Airline alliance affiliations represented: Star Alliance

Aircraft flying from IAH to SYD

Frequently asked questions

Which airports serve the Houston to Sydney route?

George Bush Intercontinental Houston Airport (IAH) is the origin airport and Sydney Kingsford Smith International Airport (SYD) is the destination airport.

How far is Sydney from Houston?

IAH and SYD are approximately 8,597 miles apart by great-circle distance.

Are there direct flights from IAH to SYD?

Yes. Roame's current schedule feed shows nonstop service from IAH to SYD.

Which airlines market flights from IAH to SYD?

Which aircraft fly from IAH to SYD?

Aircraft listed in the current schedule include Boeing 787-9 (789).