$398 Cheap American Airlines flights Chicago (ORD) to London (LHR)

View $398 flight on Tue, Oct 21, 2025Opens in a new window

$398 Cheap American Airlines flights Chicago (ORD) to London (LHR)

Prices were available within the past 7 days and start at $398 for one-way flights and $649 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Oct 7 - Tue, Oct 28
ORD
Chicago
LHR
London
$649 Roundtrip, found 19 hours ago
$649
Roundtrip
found 19 hours ago
Select American Airlines flight, departing Tue, Oct 7 from Chicago to London, returning Tue, Oct 28, priced at $649 found 19 hours ago

Travel information

Travel information

Origin airport
O'Hare Intl.
Destination airport
Heathrow
Airlines serving
Aer Lingus, Air Canada, Air France, Alaska Airlines, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines, Turkish Airlines, United, Virgin Atlantic
Popular airline
United
Distance
6307 km
Average flight time
13 hours 58 mins

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