$628 Cheap Delta flights Philadelphia (PHL) to London (LHR)

View $628 flight on Fri, Sep 11, 2026Opens in a new window

$628 Cheap Delta flights Philadelphia (PHL) to London (LHR)

Prices were available within the past 7 days and start at $628 for one-way flights and $938 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, Sep 11 - Sat, Sep 26
PHL
Philadelphia
LHR
London
$938 Roundtrip, found 17 hours ago
$938
Roundtrip
found 17 hours ago
Select Delta flight, departing Fri, Sep 11 from Philadelphia to London, returning Sat, Sep 26, priced at $938 found 17 hours ago

Travel information

Origin airport
Philadelphia Intl.
Destination airport
Heathrow
Airlines serving
Aer Lingus, Air Canada, American Airlines, British Airways, Delta, Finnair, Iberia, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, United, Virgin Atlantic
Popular airline
Aer Lingus
Distance
5656 km
Average flight time
12 hours 2 mins

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