Cheapest return flights from Washington (IAD) to London (STN), December

20 dates in December, from $ 494. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
1 Dec 10 Dec Iberia
8 Dec 13 Dec Air Canada
1 Dec 5 Dec TAP
10 Dec 16 Dec Lufthansa
11 Dec 17 Jan 2027 Iberia
4 Dec 7 Dec Air Canada
3 Dec 12 Dec TAP
10 Dec 15 Dec Scandinavian Airlines
14 Dec 16 Jan 2027 Iberia
2 Dec 30 Jan 2027 Iberia
1 Dec 10 Jan 2027 TAP
10 Dec 20 Jan 2027 Icelandair
28 Dec 13 Jan 2027 Iberia
11 Dec 22 Dec Iberia
2 Dec 9 Dec Royal Air Maroc
27 Dec 5 Jan 2027 Aer Lingus
8 Dec 11 Jan 2027 TAP
29 Dec 5 Jan 2027 Aer Lingus
8 Dec 29 Dec TAP
9 Dec 5 Jan 2027 Aer Lingus
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Updated Oct 12, 2026.

About these fares

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