Cheapest return flights from London to Washington in October from 363€

Best time to book flights for London (LON) to Washington (IAD) flights at AirHint

AirHint found the following cheapest return flights from London (LON) to Washington (IAD) in October 2025 (see full year).

Return flights

01 Oct - 15 Oct Fly Play
15 Oct - 24 Oct Fly Play
06 Oct - 13 Oct Fly Play
17 Oct - 24 Oct Ryanair
13 Oct - 27 Oct TAP
14 Oct - 01 Nov TAP
14 Oct - 21 Oct TAP
27 Oct - 03 Nov TAP
18 Oct - 01 Nov TAP
18 Oct - 26 Oct TAP
18 Oct - 25 Oct TAP
25 Oct - 01 Nov TAP
27 Oct - 03 Nov British Airways direct
13 Oct - 27 Oct British Airways direct
01 Oct - 15 Oct Virgin Atlantic direct
14 Oct - 01 Nov British Airways direct
25 Oct - 01 Nov British Airways direct
18 Oct - 01 Nov British Airways direct

Also check the deals for one-way flights from London to Washington in October.

Skyscanner

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.

Book a cheap hotel in Washington

Cheap car rent in Washington