American Airlines Flight AA142 Deals & Information (2025/2026)

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American Airlines Flight 142 Route Deals From $244

The cheapest prices found with in the last 7 days for return flights were $582 and $244 for one-way flights to Heathrow for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Mar 21 - Sun, Mar 30
JFK
John F. Kennedy Intl.
LHR
Heathrow
$582 Roundtrip, just found
$582
Roundtrip
just found
Select American Airlines flight, departing Fri, Mar 21 from John F. Kennedy Intl. to Heathrow, returning Sun, Mar 30, priced at $582 just found