London to Belfast Flights on Aer Lingus

From:

To:

Book London to Belfast flight deals*

From

To

Try updating your route (origin and/or destination) or interact with individual dates below in order to find offers.

Jun 2025

No result for this month.

Jul 2025

No result for this month.

Aug 2025

No result for this month.

10

Tu

JUN

11

We

12

Th

13

Fr

14

Sa

15

Su

16

Mo

17

Tu

18

We

19

Th

20

Fr

21

Sa

22

Su

23

Mo

24

Tu

25

We

26

Th

27

Fr

28

Sa

29

Su

30

Mo

01

Tu

JUL

02

We

03

Th

04

Fr

05

Sa

06

Su

07

Mo

08

Tu

09

We

Explore other routes

Explore Aer Lingus's Top-Pick Destinations