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 about 23 hours ago

December 2025

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1 2 3 4 5 6 7$4,972 8 9 10 11 12$4,972 13$4,972 14$4,972 15$4,972 16$4,722 17 18$6,472 19$4,972 20$4,973 21$4,972 22$4,873 23$4,723 24 25$4,973 26$4,873 27$4,873 28$4,873 29$4,873 30$4,723 31 1$4,973 2$4,973 3$4,973 4$4,873

Fair Availability

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

No flight details available for this date.