Cheapest one-way flights from Washington (IAD) to London (LGW), December

10 dates in December, from $ 301. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
31 Dec Icelandair
30 Dec Icelandair
13 Dec Aer Lingus
6 Dec Aer Lingus
8 Dec Aer Lingus
9 Dec Aer Lingus
15 Dec Icelandair
16 Dec Icelandair
10 Dec Icelandair
29 Dec Aer Lingus
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About these fares

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