London to Sydney flights (LON–SYD) | Finnair
Home
Home
Destinations & offers
Destinations
Back
Destinations
Finland
Africa
Americas
Asia-Pacific
Europe
Middle East
Flight offers
Business Class flight offers
Route timetables
Travel requirements for your trip
Blue Wings stories
Back
Blue Wings stories
Multi-city bookings
Siberian Joint Business
Prepare
Baggage
Back
Baggage
Checked baggage
Carry-on baggage
Sports equipment and other special baggage
Extra baggage fees
Restricted items
Lost, delayed or damaged baggage
Baggage between airlines
Seats
Back
Seats
Seats on long-haul flights
Seats on short-haul flights
Upgrade
Travel extras for your trip
Back
Travel extras for your trip
Priority services
Finnair Cancellation Cover
Onboard meals and beverages
Back
Onboard meals and beverages
Long-haul meals
Business Class menus on long-haul flights
Short-haul meals
Pre-order meals
Special diets and food allergies
Travelling with children
Back
Travelling with children
Before your flight
At the airport
During the flight
Travelling with pets
Special assistance and health
Back
Special assistance and health
Travelling with medical conditions and accessibility needs
Special assistance
Wheelchairs, other mobility aids and medical devices
Assistance dogs
Travelling while pregnant
Children travelling alone and young travellers
Travel documents
Back
Travel documents
Travel documents to the USA, UK, Canada and Australia
Travel requirements for your trip
Travelling with multiple airlines
Travel & fly
Sustainability in travel
Back
Sustainability in travel
Contribute to sustainable aviation fuel
Tips for sustainability
Inclusive and accessible journeys
Sustainability work at Finnair
Check-in for Finnair flights
Back
Check-in for Finnair flights
Check-in in advance
Check-in at the airport
Bag Drop
Travelling at Helsinki Airport
Back
Travelling at Helsinki Airport
Transport to and from the airport
Connecting flights
Security check
Border control
Finnair Lounges at Helsinki Airport
Lounges around the world
Finnair travel classes
Back
Finnair travel classes
Finnair ticket types
Finnair Business Class
Finnair Premium Economy
Finnair Economy Class
Upgrade your travel class
Finnair cabins
Back
Finnair cabins
Embraer cabin
Long-haul cabin
In-flight entertainment and Wi-Fi
Back
In-flight entertainment and Wi-Fi
In-flight entertainment
Wi-Fi
Flight information
Back
Flight information
Travel updates
Archived travel information
Timetables
In case of disruption
How to change your flights
Finnair fleet
Shopping with Finnair
Travel extras at the destination
Back
Travel extras at the destination
Hotels
Experiences
Car rental
Airport transfers
Customer support
Help and contacts
Back
Help and contacts
Contact and request forms
Frequently asked questions
Finnair Plus
Welcome to Finnair Plus
Back
Welcome to Finnair Plus
Finnair Plus rules
Membership tiers and benefits
Back
Membership tiers and benefits
Finnair Plus Basic
Finnair Plus Silver
Finnair Plus Gold
Finnair Plus Platinum
Finnair Plus Platinum Lumo
Finnair Plus Lifetime
Finnair Plus Junior
Collect and use Avios
Back
Collect and use Avios
Collect Avios and tier points from flights
Collect Avios from partner services
Use Avios on Finnair award flights
Use Avios on award flights with partners
Use Avios on travel class upgrade
Use Avios on Finnair Plus partners
Buy, exchange or transfer Avios
Back
Buy, exchange or transfer Avios
Transfer Avios between loyalty programmes
Subscribe to Avios
Finnair Plus help and support
Back
Finnair Plus help and support
Frequently asked questions
Two-factor authentication for Finnair Plus
Travel class upgrades for members
Claim missing Avios
Forgotten password
Finnair for Business
Finnair for Business
Back
Finnair for Business
SAF Service
PrioFlex
Download VAT receipt
Contact us
Join Finnair for Business
Frequently asked questions
Back
Frequently asked questions
Finnair for Business
Admins and travel bookers
Travellers
Skip to main content
Home
United Kingdom-EN (£)
GB-EN (£)
Login
Join Finnair Plus
Home
Menu
Book
Manage
Check in
Search
Destinations & offers
Destinations
Finland
Africa
Americas
Asia-Pacific
Europe
Middle East
Flight offers
Business Class flight offers
Route timetables
Travel requirements for your trip
Blue Wings stories
Multi-city bookings
Siberian Joint Business
Prepare
Baggage
Checked baggage
Carry-on baggage
Sports equipment and other special baggage
Extra baggage fees
Restricted items
Lost, delayed or damaged baggage
Baggage between airlines
Seats
Seats on long-haul flights
Seats on short-haul flights
Upgrade
Travel extras for your trip
Priority services
Finnair Cancellation Cover
Onboard meals and beverages
Long-haul meals
Business Class menus on long-haul flights
Short-haul meals
Pre-order meals
Special diets and food allergies
Travelling with children
Before your flight
At the airport
During the flight
Travelling with pets
Special assistance and health
Travelling with medical conditions and accessibility needs
Special assistance
Wheelchairs, other mobility aids and medical devices
Assistance dogs
Travelling while pregnant
Children travelling alone and young travellers
Travel documents
Travel documents to the USA, UK, Canada and Australia
Travel requirements for your trip
Travelling with multiple airlines
Travel & fly
Sustainability in travel
Contribute to sustainable aviation fuel
Tips for sustainability
Inclusive and accessible journeys
Sustainability work at Finnair
Check-in for Finnair flights
Check-in in advance
Check-in at the airport
Bag Drop
Travelling at Helsinki Airport
Transport to and from the airport
Connecting flights
Security check
Border control
Finnair Lounges at Helsinki Airport
Lounges around the world
Finnair travel classes
Finnair ticket types
Finnair Business Class
Finnair Premium Economy
Finnair Economy Class
Upgrade your travel class
Finnair cabins
Embraer cabin
Long-haul cabin
In-flight entertainment and Wi-Fi
In-flight entertainment
Wi-Fi
Flight information
Travel updates
Archived travel information
Timetables
In case of disruption
How to change your flights
Finnair fleet
Shopping with Finnair
Travel extras at the destination
Hotels
Experiences
Car rental
Airport transfers
Customer support
Help and contacts
Contact and request forms
Frequently asked questions
Finnair Plus
Welcome to Finnair Plus
Finnair Plus rules
Membership tiers and benefits
Finnair Plus Basic
Finnair Plus Silver
Finnair Plus Gold
Finnair Plus Platinum
Finnair Plus Platinum Lumo
Finnair Plus Lifetime
Finnair Plus Junior
Collect and use Avios
Collect Avios and tier points from flights
Collect Avios from partner services
Use Avios on Finnair award flights
Use Avios on award flights with partners
Use Avios on travel class upgrade
Use Avios on Finnair Plus partners
Buy, exchange or transfer Avios
Transfer Avios between loyalty programmes
Subscribe to Avios
Finnair Plus help and support
Frequently asked questions
Two-factor authentication for Finnair Plus
Travel class upgrades for members
Claim missing Avios
Forgotten password
Finnair for Business
Finnair for Business
SAF Service
PrioFlex
Download VAT receipt
Contact us
Join Finnair for Business
Frequently asked questions
Finnair for Business
Admins and travel bookers
Travellers
Search and book London to Sydney flights
Your journey starts here
Flights
Award flight
Trip type
Round trip
From
London
(All)
United Kingdom.
To
Sydney
(SYD)
Australia.
Passengers and class
1, All travel classes
Depart
Select date
Return
Select date
Popular flights and flight offers from London to Sydney
LHR – SYD
London - Sydney
Tue 20 Oct 2026 – Wed 28 Oct 2026
From
£1,086
Book now
Our cheapest flights from London to Sydney
Date
Price (low to high)
Price (high to low)
LHR – SYD
London - Sydney
Tue 20 Oct 2026 – Wed 28 Oct 2026
From
£1,086
Book now
Popular routes and flight deals
From London
Flights from cities
Flights from countries
City to city flights
Country to country flights
