Cheapest return flights from London to Belfast in December from 34€

AirHint found the following cheapest return flights from London (LON) to Belfast (BFS) in December 2025 (see full year).

Return flights

14 Dec - 14 Dec Ryanair direct
14 Dec - 18 Dec Ryanair direct
14 Dec - 15 Dec Ryanair direct
14 Dec - 16 Dec Ryanair direct
14 Dec - 17 Dec Ryanair direct
13 Dec - 14 Dec Ryanair direct
13 Dec - 18 Dec Ryanair direct
13 Dec - 13 Dec Ryanair direct
13 Dec - 15 Dec Ryanair direct
13 Dec - 16 Dec Ryanair direct
01 Dec - 16 Jan easyJet direct
01 Dec - 17 Jan easyJet direct
02 Dec - 16 Jan easyJet direct
02 Dec - 17 Jan easyJet direct
03 Dec - 16 Jan easyJet direct
03 Dec - 17 Jan easyJet direct
04 Dec - 17 Jan easyJet direct
08 Dec - 13 Jan easyJet direct
08 Dec - 14 Jan easyJet direct
08 Dec - 15 Jan easyJet direct

Also check the deals for one-way flights from London to Belfast in December.

Powered by

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 Belfast

Cheap car rent in Belfast

Feel free to contact us with any feedback or request another flight research.