$1,609 Cheap Delta flights London (LHR) to Washington (IAD)

View $1,609 flight on Mon, Feb 9, 2026Opens in a new window

$1,609 Cheap Delta flights London (LHR) to Washington (IAD)

Prices were available within the past 7 days and start at $1,609 for one-way flights and $646 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Feb 11 - Wed, Mar 11
LHR
London
IAD
Washington
$646 Roundtrip, found 1 hour ago
$646
Roundtrip
found 1 hour ago
Select Delta flight, departing Wed, Feb 11 from London to Washington, returning Wed, Mar 11, priced at $646 found 1 hour ago
Flights from London (LHR) to Washington (IAD)
Origin airport
Heathrow
Destination airport
Washington Dulles Intl.
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, KLM, Lufthansa, Royal Air Maroc, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Popular airline
British Airways
Distance
3666 mi
Average flight time
3 hours 36 mins

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