New York City (LGA) to London Heathrow (LHR) cheap flight deal from $4373 USD in first class – flightdeals.net

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British Airways

BABritish Airways

Round Trip•First Class

LaGuardia Airport

New York City, United States

London Heathrow Airport

London Heathrow, United Kingdom

$5,222 USD

-16%$4,373 USD

Verified 1 day ago

July 2025

Mon

Tue

Wed

Thu

Fri

Sat

Sun

30 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19$6,403 20$6,403 21 22 23 24 25 26 27$5,623 28$5,623 29 30 31 1 2 3

Fair Availability

23% of dates checked are available within 10% of the lowest price

Sunday, July 20th, 2025

2 round-trip options

Returning

Sat, Aug 2, 2025•13 Day Trip

$6,403 USD

Returning

Sun, Aug 3, 2025•14 Day Trip

$14,138 USD