Cheapest one-way flights from Hanoi to London in October from $406

Best time to book flights for Hanoi (HAN) to London (LHR) flights at AirHint

AirHint found the following cheapest one-way flights from Hanoi (HAN) to London (LHR) in October 2025 (see full year).

One-Way flights

24 Oct Qatar Airways
22 Oct Qatar Airways
15 Oct Qatar Airways
13 Oct Air China
14 Oct Air China
29 Oct Air China
31 Oct Qatar Airways
22 Oct Vietnam Airlines direct
31 Oct Vietnam Airlines direct
26 Oct Vietnam Airlines direct

Also check the deals for return flights from Hanoi to London 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 London

Cheap car rent in London