Flights from London to Sydney from GBP831*

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Book Your London to Sydney Flight Within the Next 90 Days

GBP1.3K
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  • RangeGBP1,318-GBP2,432

    Tickets for London to Sydney Flights

    GBP
    FromToDatesFare TypePrice

    London (LHR)

    Sydney (SYD)

    Depart: 02/12/2025-

    Return: 02/03/2026

    Round-trip/Economy

    London (LHR)

    Sydney (SYD)

    Depart: 20/10/2025-

    Return: 13/04/2026

    Round-trip/Economy

    London (LHR)

    Sydney (SYD)

    Depart: 28/02/2026-

    Return: 21/03/2026

    Round-trip/Economy

    London (LHR)

    Sydney (SYD)

    Depart: 16/03/2026-

    Return: 04/04/2026

    Round-trip/Economy

    London (LHR)

    Sydney (SYD)

    Depart: 03/02/2026-

    Return: 26/02/2026

    Round-trip/Economy

    London (LHR)

    Sydney (SYD)

    Depart: 17/02/2026-

    Return: 24/02/2026

    Round-trip/Economy

    London (LHR)

    Sydney (SYD)

    Depart: 16/12/2025-

    Return: 13/01/2026

    Round-trip/Economy

    London (LHR)

    Sydney (SYD)

    Depart: 26/02/2026-

    Return: 15/03/2026

    Round-trip/Economy

    London (LHR)

    Sydney (SYD)

    Depart: 08/10/2025-

    Return: 15/10/2025

    Round-trip/Economy

    London (LHR)

    Sydney (SYD)

    Depart: 22/12/2025-

    Return: 15/01/2026

    Round-trip/Economy

    *Fares and availability are based on round trip searches for 1 passenger (1 adult) in Economy class in the last 48 hours. Fares are inclusive of tax and surcharges, and subject to availability.

    1. Detailed Information About Flights From London to Sydney

    Most flights depart from London Heathrow (LHR) and arrive at Sydney Airport (MEL), some depart at London Gatwick (LGW). Depending on the airline and transit point, the total flight duration may vary greatly.

    Key Flight Details:

    • Distance: Approximately 17,000km
    • Flight Duration (*): 17 - 20+ hours
    • Flight Frequency (*): Daily flights by multiple international airlines, including Vietnam Airlines.

    Departure Information

    Departure

    London

    Airport name

    Heathrow International Airport

    Airport code

    LHR

    Terminal

    International

    Terminal varies depending on airlines

    Location

    Hounslow, United Kingdom

    Transit Information

    Hanoi, Vietnam

    Dubai, UAE

    Airport Name

    Noi Bai International Airport

    Dubai International Airport

    Airport Code

    HAN

    DXB

    Terminal

    International (T2)​

    International (T3)​

    Location

    Soc Son, Hanoi

    Dubai, United Arab Emirates

    Arrival Information:

    Arrival

    Sydney

    Airport Name

    Sydney Airport

    Airport Code

    SYD

    Terminal

    International (2)

    Location

    ascot NSW 2020, Australia

    Note:

    *Please note that the departure and arrival times are estimated. The schedule may change slightly due to external factors such as weather, airport conditions, etc.

    **Ticket prices may vary due to seasonal demand, fuel prices, operational costs, and the economic situation.

    2. How to Get to London Heathrow Airport and Sydney Center?

    When planning your journey from London to Sydney, understanding how to reach both the departure and arrival airports is essential for a smooth travel experience.

    2.1. How to Get to London Heathrow Airport

    London Heathrow, the UK’s busiest international airport, is well-connected to central London through various transport options that suit different budgets and preferences. Here are some methods of transportation you can opt for:

    Means of Transportation

    Instruction

    Estimated Cost

    Taxi

    Available across London, 30 60 minutes to airport

    GBP 45 - GBP 70

    Hotel shuttle

    Pre-booked with your hotel

    Usually free or GBP 10 - GBP 20

    Express Train

    Heathrow Express from Victoria Station

    GBP 22

    During rush hour: GBP 24

    London Underground

    Piccadilly Line or Elizabeth Line to Heathrow Terminals

    GBP 5.50 - GBP 6.00

    2.2. How to Get to Sydney Center from Sydney International Airport?

    Sydney Kingsford Smith Airport is just 8 km from the CBD. Here are the most popular options:

    Means of Transportation

    Instruction

    Estimated Cost

    Train

    The T8 Airport & South Line operates daily from 5:00 AM to midnight

    AUD 15.60 - AUD 17.70

    Bus

    Route 420, 350, N20 run daily to surrounding suburbs of Sydney

    AUD 2 - AUD 85

    Taxi

    There are taxi ranks outside of each terminal with supervisors on hand during peak times.

    AUD 45 - AUD 55

    3. 4+ Tips For the Best Flight From London to Sydney

    A long-haul journey from London to Sydney can be both exciting and exhausting. With total flight times ranging from over 27 to 30 hours and at least one layover along the way, travelers should plan thoughtfully to ensure a smoother and more comfortable experience. Below are some helpful tips to optimize your travel from booking to arrival.

    3.1. Find The Best Flight Deals

    Ticket prices of flights from London to Sydney range from GBP 730.32, depending on the season and booking date. To make the most of your travel budget, it's essential to secure the most affordable fares from London to Sydney. Here are some helpful tips for your upcoming trip:

    • Book early: Book your ticket at least 3 to 5 months in advance, as early reservations tend to offer more competitive prices and better seat selection. Booking early can help you save 5% on your fare.
    • Check for promotional fares: Travelers should frequently check Vietnam Airlines website, Mobile app, or Official social media channels for limited-time offers. These are Vietnam Airlines official channels where limited-time deals and seasonal discounts are regularly updated.
    • Join the Lotusmiles loyalty program: The program allows you to accumulate miles with every flight. These miles can be redeemed for flight upgrades, discounts on future bookings, and other exclusive privileges, making each journey more rewarding and cost-efficient.
    • Stay updated with Vietnam Airlines: Staying subscribed to email newsletters or following Vietnam Airlines on social media channels is also a great way to stay informed about flash sales and exclusive deals for Lotus members.

    Why Choose Vietnam Airlines?

    • Vietnam Airlines holds a 4-Star Airlines rating from Skytrax, reflecting excellence in cabin cleanliness, a variety of in-flight entertainment, and professional staff service.
    • Offer a wide range of light frequencies and route options, giving travellers more flexibility to choose flights that best suit their schedules and preferences.
    • Demonstrates a strong commitment to safety, earning a perfect 7/7 rating from AirlineRatings. This ensures a smooth, secure, and comfortable journey.

    3.2. Prioritize Choosing A Comfortable Seat For Your Long Haul

    Long-haul travel with at least one layover can be physically taxing, so selecting the right seat can significantly improve your experience. Opt for seats with extra legroom, such as those near emergency exits or premium economy sections, especially if you’re tall or prone to discomfort. Aisle seats can also provide easier access to walk around and stretch during the flight.

    Don’t forget to pack personal comfort items such as a supportive neck pillow, noise-canceling earplugs or headphones, a sleep mask, and a tablet or book to keep yourself entertained during the long hours in the air.

    3.3. Be Prepared For the Weather Change and Timezones in Two Cities

    Traveling from London to Sydney means crossing hemispheres and adapting to different climates. Sydney, located in the Southern Hemisphere, has opposite seasons to London - summer occurs from December to February. Be sure to check the weather forecast before departure to pack appropriately.

    Additionally, Sydney is typically 9 to 11 hours ahead of London, so adjusting your sleep schedule a few days before departure can help reduce jet lag. Stay hydrated, limit caffeine, and rest well during your flight to arrive refreshed.

    3.4. Must-Do Tasks During Your Airport Transit

    During a long-haul journey, your layover plays a crucial role in breaking up the trip and rejuvenating your energy. To make the most of your transit time, here is the list of tasks you should do while in transit:

    • Double-check your next flight’s boarding gate and departure time upon arrival at the layover airport. Major hubs like Doha, Singapore, or Frankfurt may require extra time for security re-checks or gate changes, especially if you're switching terminals.
    • Take advantage of airport lounges if accessible, where you can relax in quiet seating, enjoy complimentary refreshments, or even take a quick shower.
    • Keep snacks, a reusable water bottle, and basic toiletries in your carry-on to stay refreshed and comfortable while waiting.

    3.5. Clear Immigration Quickly at Sydney Airport

    Sydney International Airport is known for its efficient processing, but Australia has strict customs and biosecurity rules. Upon arrival, ensure that you’ve declared all food, plant, or animal products to avoid penalties. Have your passport, visa, and arrival card filled and ready before reaching immigration. Travelers with biometric passports should use the SmartGate system for quicker clearance.

    4. 4 Must-Visit Attractions in Sydney

    Sydney is a vibrant, cosmopolitan city with a perfect blend of natural beauty and urban charm. Whether you're a first-time visitor or returning traveler, the city offers a wide range of attractions - from world-famous landmarks to lively beach scenes. Below are five must-visit destinations that capture the essence of Sydney, each just a short trip from the city center.

    Destination

    Distance from CBD

    Highlights

    Sydney Opera House

    ~1km

    Iconic architecture, UNESCO World Heritage site, live performances

    Sydney Harbour Bridge

    ~1.5km

    Bridge climb experience, panoramic views of the harbour

    Bondi Beach

    ~7km

    Surfing hotspot, coastal walk to Coogee, beach cafés

    Darling Harbour

    ~2km

    SEA LIFE Aquarium, restaurants, museums, family attractions

    The Rocks

    ~1km

    Historic laneways, weekend markets, pubs and galleries

    Sydney Opera House - The iconic building of Sydney (Source: Internet)

    The Rocks - The oldest neighborhood in Sydney (Source: Internet)

    5. Frequently Asked Questions about The Flight

    5.1. What is the Flight Frequency From London To Sydney?

    There are multiple daily flights operating from London to Sydney, though none are direct. Most itineraries involve at least one layover in major transit hubs such as Ho Chi Minh City, Singapore, Doha, or Dubai.

    The frequency and timing of flights depend on the airline and the day of the week, but travelers can typically find multiple one-stop or two-stop options departing from London Heathrow (LHR) and arriving at Sydney Airport (SYD).

    5.2. Where Should I Buy a Flight Ticket From London To Sydney?

    To secure the best fare for your trip from London to Sydney, it’s recommended to book through reputable sources. Additionally, checking Vietnam Airlines’ website or mobile app for exclusive promotions, or becoming a Lotusmiles member, can provide access to special deals and rewards.

    5.3. When Is The Best Time to Fly From London To Sydney?

    The best time to fly from London to Sydney depends on both your travel goals and budget. Sydney's peak travel season runs from December to February, during its warm summer months, when the city buzzes with festivals, beach life, and outdoor activities. However, this period also sees higher airfare and accommodation prices.

    For a more affordable and less crowded experience, consider flying during the shoulder seasons - March to May (autumn) or September to November (spring). These months offer pleasant weather and better deals on flights and hotels. Booking your flight 3 - 6 months in advance during these times can help you secure significant savings.

    Here is information you need to know about flights to Australia Sydney from London, including flight schedules and pricing details. If you're ready to book or require additional assistance, don’t hesitate to Contact us for personalized help. Embark on your next journey with Vietnam Airlines and experience exceptional comfort from the moment you board until you arrive.