From
To
Thu 3/11
Thu 3/18
Any month
Compare vs. Cheapflights |
From
To
Depart
Thu 3/11
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

Cheap flights to Heathrow

Popular inJulyHigh demand for flights, 23% potential price rise
Cheapest inOctoberBest time to find cheap flights, 3% potential price drop
Average price$677Average for round-trip flights in March 2021
Round-trip from$646From Las Vegas to London
One-way from$191One-way flight from Las Vegas to London

Cheapest Prices for Heathrow flights by month

January
$451
February
$444
March
$515
April
$493
May
$489
June
$701
July
$634
August
$499
September
$488
October
$486
November
$449
December
$488
At the present moment the cheapest month to fly to Heathrow is currently February; with June being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

When is the best time to fly to Heathrow?

LAS - LON
Price
$444 - $861
LON
Temperature
48.2 - 73.4 °F
LON
Rainfall
1.38 - 2.8 inches
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?

Booking 61 days in advance of your planned departure date is, on average, the best time to get cheap flights to Heathrow. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Which day is cheapest to fly to Heathrow?

At the moment, Wednesday is the most economical day to take a flight to Heathrow. Sunday is likely to be the most costly.

What time of day is cheapest to fly to LHR airport?

To get the best value, try booking a flight in the morning when visiting Heathrow. Generally the prices will increase for flights in the evening as these tend to have higher demand.

London Heathrow Airport (LHR) is the busiest airport in the United Kingdom, and the fourth-busiest in the world, in terms of passenger traffic. However, Heathrow has the distinction of handling more international passengers than any other airport in the world – a testament to its importance as a transit-point for intercontinental travel.

Flights to Heathrow Airport are provided by an incredible 90 airlines, serving 180 destinations worldwide. Heathrow is home-base for British Airways, which operate direct and indirect flights to basically every major city you can think of, from Heathrow’s beautiful, new Terminal 5 building.

London – a compelling, cosmopolitan city – certainly has an appropriate gateway in Heathrow Airport: a highly modern, convenient hub that is truly geared toward providing the best possible experience to travelers. Located 15 miles (24km) from central London, there are plenty of easy, hassle-free transport options available to travelers looking to get downtown. The flocks of tourists, who are no doubt going to descend on London for the 2012 Olympic Games, can look forward to a warm welcome and efficient service.

Back to top

How popular are flights to London Heathrow Airport this year?

London Heathrow Airport has seen a 86% decrease in demand for flights to the city compared to last year.

Find the best prices for you!

Other local departures to Heathrow (LHR) from United States