Currently, the most affordable month to book a Delta flight from New York to London Heathrow Airport in November, with an average price of $653. Conversely, traveling with Delta from New York to London Heathrow Airport in June will be the most expensive, with an average cost of $1,150. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.
January
$673
February
$662
March
$715
April
$692
May
$733
June
$1,150
July
$976
August
$775
September
$745
October
$708
November
$653
December
$672
LON Temperature | 39.2 - 62.6 °F |
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If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).
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