Skip to main content
Cheap Flights to Heathrow
Return
Economy
Return
Economy
Flights to Heathrow in 2021
| Popular in | December | High demand for flights, 11% potential price rise |
| Cheapest in | February | Best time to find cheap flights, 4% potential price drop |
| Average price | $1,092 | Average for round-trip flights in March 2021 |
| Round-trip from | $1,352 | From Sydney to London |
| One-way from | $772 | One-way flight from Sydney to London |
Cheapest prices for Heathrow flights by month
January
$1,065
February
$1,020
March
$1,036
April
$1,139
May
$1,061
June
$1,145
July
$1,239
August
$1,183
September
$1,236
October
$1,025
November
$1,036
December
$1,343
Currently, the cheapest month for flights to Heathrow is February. The most expensive month for flights is December. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.
When is the best time to fly to Heathrow?
|
SYD - LON Price
|
$1,020 - $1,858
|
|
LON Temperature
|
9 - 23 °C
|
|
LON Rainfall
|
35 - 71 mm
|
The best time to fly to Heathrow is during February, but great deals can be found at other times. If you are looking for warm weather when you arrive off of your flight to Heathrow then July is statistically the hottest. October is historically the period with most rainfall.
When is the best time to book a flight to Heathrow?
The best time to book flights to Heathrow is 61 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Which day is cheapest to fly to Heathrow?
At the moment, Tuesday is the most economical day to take a flight to Heathrow. Friday is likely to be the most costly.
What time of day is cheapest to fly to LHR airport?
Flights in the evening are typically the cheapest time of the day to fly to Heathrow. Flights in the afternoon are usually the most expensive.
Alternative, similarly priced destinations
Find the best prices for you!
Perth to Heathrow flights
from $1,295 pp
Sydney to Heathrow flights
from $1,352 pp
Melbourne to Heathrow flights
from $1,405 pp
Brisbane to Heathrow flights
from $1,537 pp
Canberra to Heathrow flights
from $1,598 pp
Hobart to Heathrow flights
from $1,721 pp
Cairns to Heathrow flights
from $1,849 pp
Avalon to Heathrow flights
from $2,064 pp
Sunshine Coast to Heathrow flights
from $2,169 pp
Adelaide to Heathrow flights
from $2,236 pp
Townsville to Heathrow flights
from $2,560 pp
Mackay to Heathrow flights
from $2,782 pp
Gold Coast to Heathrow flights
from $3,147 pp
Broome to Heathrow flights
from $3,532 pp
Darwin to Heathrow flights
from $3,708 pp
Ballina to Heathrow flights
from $14,199 pp
Other local departures to Heathrow (LHR) from Australia
Cheapest flights to United Kingdom
Sydney to London flights
from $1,265 pp
Perth to London flights
from $1,295 pp
Melbourne to London flights
from $1,327 pp
Perth to Edinburgh flights
from $1,464 pp
Sunshine Coast to London flights
from $1,550 pp
Sydney to Manchester flights
from $1,586 pp
Brisbane to Manchester flights
from $1,587 pp
Canberra to London flights
from $1,599 pp
Perth to Newcastle flights
from $1,632 pp
Avalon to London flights
from $1,641 pp
Perth to Birmingham flights
from $1,660 pp
Canberra to Manchester flights
from $1,691 pp
Hobart to London flights
from $1,722 pp
Melbourne to Glasgow flights
from $1,758 pp
Melbourne to Birmingham flights
from $1,768 pp
Cairns to Manchester flights
from $1,800 pp
