$805 Find Cheap Flights from London to Sydney – Compare and Save

The legislation around smoking in New South Wales states that it is an offence to smoke within four metres of a public entrance or exit. There are designated smoking areas outside of the terminals, which are clearly signed; however, there are none for those transiting through T1 International Terminal, so you will not have an option to smoke until you have exited the arrivals area.

There are multiple assistance host areas in each terminal with staff that can assist with general advice, directions or assistance for mobility-impaired travellers or those otherwise needing assistance. There are accessible facilities throughout the airport, including wheelchair access toilets in every terminal, SignLive service available for hearing impaired travellers, the Aira app for visually impaired guests and plenty of free-to-use mobility equipment, available by asking any of the staff at any area of the airport.

In Terminal 2–5 at Heathrow Airport, families find Stay & Play areas in the Departures Area. In the International Terminal (Terminal 2), the family zone is located in the main departure lounge close to Gate 16.

While smoking is not permitted throughout the terminal buildings, there are a few outdoor smoking areas at Heathrow Airport; they are indicated with a sign. The smoking ban beyond these designated areas also applies to e-cigarettes. Once passengers have passed through the security checkpoints, there is no possibility to smoke anymore.

If you fancy freshening up after the long flight from London to Sydney, you can check in at the shower facilities available at Sydney Airport. They are situated close to the check-in counters A and K in the general check-in area. Towels and toiletries are not provided at these facilities.

Baby changing areas can be found at each terminal at Heathrow Airport, both in the public and post-security area. They are designated with a family sign and usually close to the public toilets. At Gatwick Airport, you can find them in the check-in area, in the transfer, and post-security area.

London Heathrow features a variety of onsite airport hotels where you can spend the night before your flight from London to Sydney takes off. If you only need a bed for a few hours, opt for the YOTEL that offers Japanese-style capsules. The Sofitel at Terminal 5 provides more luxury, and at Terminal 3 and 4, you find the Aerotel and Hilton respectively.

Among airlines operating London to Sydney flights:

• Qantas Airways: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Flights from London to Sydney may depart from several airports in London area, including London City (LCY), London Gatwick (LGW), London Heathrow (LHR), London Luton (LTN), London Southend (SEN) and London Stansted (STN). Flights usually arrive at Sydney Kingsford Smith (SYD).

Here are some options for this route, based on selected ticket types and cabin classes:

• Qantas Airways: a cabin bag and a checked bag in Economy class
• British Airways: a cabin bag and a checked bag in Economy class
• Finnair: a cabin bag and a checked bag in Business Class

Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

Four cabin classes are available on flights from London to Sydney:

• Economy class
• Premium Economy Class
• Business Class
• First Class

Prices vary by airline.

On this route, stopover flights are cheaper than direct options on average. Stopover fares average $1,368 return via Qingdao Jiaodong Intl (TAO), compared with $2,046 for direct.

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge $139–$139 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

One-stop flights from London to Sydney most commonly connect through:

• Hong Kong Intl (HKG) – 17% of one-stop connections
• Abu Dhabi Zayed Intl (AUH) – 16% of one-stop connections
• Singapore Changi (SIN) – 10% of one-stop connections
• Dubai Intl (DXB) – 10% of one-stop connections

Hong Kong Intl (HKG) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 14% on the London to Sydney route. Monday is the cheapest departure day at $1,740 return on average, while Friday is the most expensive at $2,013, a difference of $273. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Some of the most popular sights in Sydney are Darling Harbour, Circular Quay, and Central Railway Station. These are among the most viewed places in Sydney on KAYAK.

Last-minute fares on this route (booked within 2 weeks of departure) run 4% above the route average of $1,843. Book 5 weeks before departure for the lowest fares.

A direct flight from London to Sydney takes 0h 00m, covering 27,337 km.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

One-way fares from London to Sydney are currently lower than usual. Average one-way flight prices are about $866, which is 27% below the typical average for this route.

Flying via Dubai Intl (DXB) gives the shortest average 1-stop total travel time of 23h 27m, compared to 24h 13m via Singapore Changi (SIN) and 24h 31m via Abu Dhabi Zayed Intl (AUH).

Sydney is 9 hours ahead of London (Eastern Australia Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.

Sydney Kingsford Smith Airport (SYD) hosts 5 major car hire companies, with daily rates starting from around $14 for economy cars. Top options include:
· Bargain Car Rentals
· East Coast Car Rentals
· EverythingFleet
· YESDRIVE CAR RENTAL
· No Birds

Return flights from London to Sydney range from $1,510 to $2,326, with an average of $1,843 over the past 12 months. Anything below $1,510 counts as a good deal.