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Flights from Houston to Sydney

What to know about flights from Houston to Sydney?

The distance between Houston and Sydney is approximately 13,825.64 km. Based on Trip.com's data, travel demand peaks in January.

Cheapest one-way
$597
Frontier Airlines Frontier Airlines HOU-SYD 39h 30m · 1 stop Sun, Dec 6
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Cheapest round-trip
$1,198
Frontier Airlines Frontier Airlines HOU-SYD 25h 3m · 2 stops Thu, Nov 26 - Mon, Nov 30
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Recommended airlines
Frontier Airlines Frontier Airlines Cheapest · From $597 Air New Zealand Air New Zealand Most booked
When to travel
November
Cheapest
January
Peak season for travel
Route details
13,825.64 km
Flight distance

Explore the cheapest one-way and round-trip flights from Houston to Sydney over the next 90 days, with one-way fares from $597 and round-trip from $1,198. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        IAH 8:25 PM
        17h 35m
        Nonstop
        SYD 7:00 AM
        Houston - Sydney | Mon, Nov 2 | United Airlines
        SYD 9:15 AM
        15h 40m
        Nonstop
        IAH 7:55 AM
        Sydney - Houston | Mon, Nov 9 | United Airlines
        $1,896 $2,849
        33% off
        33% off
        $2,849 $1,896
      • IAH 8:25 PM
        17h 35m
        Nonstop
        SYD 7:00 AM
        Houston - Sydney | Sun, Nov 22 | United Airlines
        SYD 9:20 AM
        15h 40m
        Nonstop
        IAH 8:00 AM
        Sydney - Houston | Sun, Nov 29 | United Airlines
        $2,108 $2,849
        26% off
        26% off
        $2,849 $2,108
      • IAH 12:22 PM
        25h 3m
        1 stop
        SYD 6:25 AM
        Houston - Sydney | Thu, Nov 26 | Frontier Airlines
        SYD 11:10 AM
        25h 28m
        1 stop
        IAH 7:38 PM
        Sydney - Houston | Mon, Nov 30 | American Airlines
        $1,198 $2,849
        57% off
        57% off
        $2,849 $1,198
      • IAH 9:00 PM
        53h 25m
        1 stop
        SYD 7:25 PM
        Houston - Sydney | Thu, Nov 26 | Turkish Airlines
        SYD 11:10 AM
        20h 46m
        1 stop
        IAH 2:56 PM
        Sydney - Houston | Mon, Nov 30 | American Airlines
        $1,345
        53% off
        $2,849 $1,345
      • IAH 2:55 PM
        35h 30m
        1 stop
        SYD 7:25 PM
        Houston - Sydney | Wed, Dec 2 | Turkish Airlines
        SYD 11:10 AM
        20h 38m
        1 stop
        IAH 2:48 PM
        Sydney - Houston | Sat, Dec 5 | American Airlines
        $1,351
        53% off
        $2,849 $1,351
      • IAH 7:55 PM
        19h 40m
        1 stop
        SYD 8:35 AM
        Houston - Sydney | Wed, Dec 2 | Air New Zealand
        SYD 11:10 AM
        25h 31m
        1 stop
        IAH 7:41 PM
        Sydney - Houston | Sat, Dec 5 | American Airlines
        $1,436
        50% off
        $2,849 $1,436
      • IAH 7:55 PM
        21h 40m
        1 stop
        SYD 10:35 AM
        Houston - Sydney | Mon, Nov 16 | Air New Zealand
        SYD 7:25 PM
        35h 50m
        1 stop
        IAH 2:15 PM
        Sydney - Houston | Sun, Nov 22 | Air New Zealand
        $1,484
        48% off
        $2,849 $1,484
      • IAH 7:55 PM
        21h 40m
        1 stop
        SYD 10:35 AM
        Houston - Sydney | Mon, Nov 2 | Air New Zealand
        SYD 9:55 AM
        21h 20m
        1 stop
        IAH 2:15 PM
        Sydney - Houston | Mon, Nov 9 | Air New Zealand
        $1,496
        47% off
        $2,849 $1,496
      • IAH 5:35 PM
        32h 45m
        1 stop
        SYD 7:20 PM
        Houston - Sydney | Thu, Nov 26 | Qatar Airways
        SYD 11:10 AM
        20h 46m
        1 stop
        IAH 2:56 PM
        Sydney - Houston | Mon, Nov 30 | American Airlines
        $1,510
        47% off
        $2,849 $1,510
      • IAH 10:00 PM
        52h 25m
        1 stop
        SYD 7:25 PM
        Houston - Sydney | Sun, Nov 8 | Turkish Airlines
        SYD 11:20 AM
        40h 33m
        1 stop
        IAH 10:53 AM
        Sydney - Houston | Fri, Nov 13 | Air Canada
        $1,583
        44% off
        $2,849 $1,583
      • IAH 8:25 PM
        17h 35m
        Nonstop
        SYD 7:00 AM
        Houston - Sydney | Thu, Nov 26 | United Airlines
        SYD 11:10 AM
        25h 28m
        1 stop
        IAH 7:38 PM
        Sydney - Houston | Mon, Nov 30 | American Airlines
        $1,590
        44% off
        $2,849 $1,590
      • HOU 1:00 PM
        17h 25m
        1 stop
        SYD 2:00 PM
        Houston - Sydney | Fri, Oct 16 | Normal Airline
        SYD 3:00 PM
        6h
        Nonstop
        HOU 4:00 PM
        Sydney - Houston | Sun, Oct 18 | Normal Airline
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        Find more flights
      • Cheapest nonstop
        IAH 8:25 PM
        17h 35m
        Nonstop
        SYD 7:00 AM
        Houston - Sydney | Wed, Dec 2 | United Airlines
        $1,070 $1,449
        26% off
        26% off
        $1,449 $1,070
      • IAH 8:25 PM
        17h 35m
        Nonstop
        SYD 7:00 AM
        Houston - Sydney | Thu, Nov 5 | United Airlines
        $1,072 $1,449
        26% off
        26% off
        $1,449 $1,072
      • IAH 9:55 PM
        39h 30m
        1 stop
        SYD 6:25 AM
        Houston - Sydney | Sun, Dec 6 | Frontier Airlines
        $597 $1,449
        59% off
        59% off
        $1,449 $597
      • IAH 9:55 PM
        39h 30m
        1 stop
        SYD 6:25 AM
        Houston - Sydney | Tue, Dec 8 | Frontier Airlines
        $614
        57% off
        $1,449 $614
      • IAH 9:50 PM
        39h 35m
        1 stop
        SYD 6:25 AM
        Houston - Sydney | Wed, Nov 4 | Frontier Airlines
        $619
        56% off
        $1,449 $619
      • IAH 9:59 PM
        41h 51m
        1 stop
        SYD 7:50 AM
        Houston - Sydney | Sun, Oct 18 | Frontier Airlines
        $636
        56% off
        $1,449 $636
      • IAH 9:59 PM
        40h 26m
        1 stop
        SYD 6:25 AM
        Houston - Sydney | Sun, Oct 25 | Frontier Airlines
        $659
        55% off
        $1,449 $659
      • IAH 7:00 AM
        33h
        1 stop
        SYD 9:00 AM
        Houston - Sydney | Tue, Dec 8 | Delta Air Lines
        $672
        54% off
        $1,449 $672
      • IAH 4:00 PM
        22h 25m
        1 stop
        SYD 7:25 AM
        Houston - Sydney | Mon, Nov 2 | Delta Air Lines
        $676
        53% off
        $1,449 $676
      • IAH 10:57 AM
        29h 3m
        1 stop
        SYD 9:00 AM
        Houston - Sydney | Wed, Dec 2 | Frontier Airlines
        $685
        53% off
        $1,449 $685
      • HOU 1:00 PM
        17h 25m
        1 stop
        SYD 2:00 PM
        Houston - Sydney | Fri, Oct 16 | Normal Airline
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Which airlines are the most popular for Houston to Sydney flights?

The most popular airlines flying from Houston to Sydney are Air New Zealand, Delta Air Lines, and United Airlines, among 3 carriers on this route. Frontier Airlines offers the lowest fares. Based on Trip.com's flight booking data from the previous 12 months.
Air New Zealand logo Air New Zealand
Delta Air Lines logo Delta Air Lines
United Airlines logo United Airlines
Airlines are determined based on actual purchased flight tickets from Houston to Sydney according to previous 12 months data from Trip.com.

Frequently Asked Questions

  • What are the cheapest flights from Houston to Sydney (HOU-SYD)?

    Based on Trip.com data, Frontier Airlines offers one-way fares as low as $597 on Cheapest nonstop routes (e.g. IAH to SYD on Sun, Dec 6), while Frontier Airlines offers Cheapest nonstop round-trips from $1,198 departing on Thu, Nov 26 and returning on Mon, Nov 30.
  • At the moment, you can catch a nonstop flight from Houston to Sydney with the following airlines, including: Spirit Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Houston to Sydney is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Houston to Sydney, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sun, Dec 6, with one-way flights priced at just $597.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is United Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Sydney travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Houston to Sydney is November, when demand for travel is lower.
  • You can arrive at any of the following airports in Sydney: Kingsford Smith Airport (SYD), and Western Sydney International Airport (WSI). Flights from George Bush Intercontinental Airport to Kingsford Smith Airport (IAH-SYD) are by far the most popular option for this route.
  • The time difference between Sydney and Houston is 16h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Houston to Sydney is $1,086. Fares vary by travel date, airline and availability.
  • Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Houston to Sydney is $2,101. The final price depends on the outbound and return dates, airline and fare conditions.
  • Enter Houston and Sydney, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.

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Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.