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$395 Cheap Icelandair flights Washington (IAD) to London (LGW)
Prices were available within the past 7 days and start at $395 for one-way flights and $409 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Sep 7 - Fri, Sep 19
IAD
Washington
LGW
London
$409 Roundtrip, found 20 hours ago
$409
Roundtrip
found 20 hours ago

Sun, Sep 7 - Fri, Sep 19
IAD
Washington
LGW
London
$411 Roundtrip, found 20 hours ago
$411
Roundtrip
found 20 hours ago

Sat, Mar 14 - Thu, Mar 19
IAD
Washington
LGW
London
$482 Roundtrip, found 6 days ago
$482
Roundtrip
found 6 days ago

Fri, Nov 7 - Tue, Nov 18
IAD
Washington
LGW
London
$510 Roundtrip, found 6 days ago
$510
Roundtrip
found 6 days ago

Thu, Nov 13 - Thu, Nov 20
IAD
Washington
LGW
London
$515 Roundtrip, found 1 hour ago
$515
Roundtrip
found 1 hour ago

Wed, Oct 1 - Mon, Oct 6
IAD
Washington
LGW
London
$517 Roundtrip, found 7 hours ago
$517
Roundtrip
found 7 hours ago

Wed, Sep 24 - Fri, Oct 3
IAD
Washington
LGW
London
$521 Roundtrip, found 2 days ago
$521
Roundtrip
found 2 days ago

Wed, Sep 3 - Fri, Oct 3
IAD
Washington
LGW
London
$522 Roundtrip, found 3 hours ago
$522
Roundtrip
found 3 hours ago

Wed, Sep 17 - Thu, Oct 2
IAD
Washington
LGW
London
$524 Roundtrip, found 7 hours ago
$524
Roundtrip
found 7 hours ago

Fri, Sep 19 - Sat, Sep 27
IAD
Washington
LGW
London
$529 Roundtrip, just found
$529
Roundtrip
just found
Origin airport | Washington Dulles Intl. |
Destination airport | Gatwick |
Airlines serving | Air France, American Airlines, British Airways, Delta, ITA Airways, Iberia, Icelandair, KLM, Royal Air Maroc, Swiss International Air Lines, TAP Portugal, Turkish Airlines, Virgin Atlantic |
Popular airline | TAP Portugal |
Distance | 3685 mi |
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