AirHint found the following cheapest one-way flights from London (LCY) to Washington (IAD) in December 2024 (see full year).
26 Dec | British Airways | ||
27 Dec | Virgin Atlantic | ||
24 Dec | Virgin Atlantic | ||
30 Dec | Virgin Atlantic | ||
20 Dec | British Airways | ||
22 Dec | Aer Lingus | ||
23 Dec | Aer Lingus | ||
21 Dec | British Airways |
Also check the deals for return flights from London to Washington in December.
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.