Home/Flights from London/LHR to DUB

Flight Route

LHR→DUB

Flights from London to Dublin

Heathrow (LHR) to Dublin (DUB).

From

$44

round trip

Track This Route

Distance

279 mi

449 km

Flight Time

1h 30m

nonstop

Cheapest Found

$44

economy, round trip

Average Price

$66

economy, round trip

Recent Prices

Departure	Return	Price
05/27/2026	06/01/2026	$44
05/27/2026	06/02/2026	$44
05/27/2026	06/03/2026	$44
05/27/2026	06/04/2026	$44
05/27/2026	06/05/2026	$44
05/26/2026	06/02/2026	$45
05/26/2026	06/03/2026	$45
05/26/2026	06/04/2026	$45
05/28/2026	06/02/2026	$45
05/28/2026	06/03/2026	$45

Best Time to Fly

Based on current fares, June is the cheapest month to fly from London to Dublin, with average fares around $49 round trip (as low as $46).

August tends to be more expensive, averaging $74.

Jun

$49

May

$64

Jul

$66

Aug

$74

When should you fly?

See the full month-by-month and day-of-week price analysis

Best Time to Fly LHR → DUB

Price Calendar

Departure date prices (economy, round trip). Green = cheap, red = expensive.

May 2026

21$46

22$100

23$100

24$114

25$71

26$45

27$44

28$45

29$52

30$45

31$45

June 2026

1$48

2$47

3$47

4$47

5$47

6$47

7$47

8$47

9$47

10$47

11$47

12$47

13$47

14$47

15$47

16$47

17$47

18$52

19$53

20$60

21$48

22$47

23$47

24$47

25$47

26$47

27$48

28$80

29$59

30$46

July 2026

1$46

2$58

3$70

4$69

5$89

6$80

7$52

8$66

9$76

10$66

11$96

12$88

13$63

14$50

15$47

16$66

17$59

18$85

19$83

20$51

21$62

22$51

23$75

24$95

25$74

26$54

27$51

28$52

29$52

30$68

31$52

August 2026

1$86

2$66

3$89

4$73

5$58

Airports

London

LHR Heathrow LGW Gatwick

Dublin

DUB Dublin

Frequently Asked Questions

What is the cheapest month to fly from London to Dublin?

The cheapest month to fly from London to Dublin is June, with average round-trip fares around $49. Fares in June start as low as $46. The most expensive month is August, averaging $74.

How long is the flight from London to Dublin?

A nonstop flight from London to Dublin takes approximately 1h 30m.

What is the cheapest flight from London to Dublin?

The cheapest flight from London to Dublin currently starts at $44 round trip in economy class.

What is the average flight price from London to Dublin?

The average round-trip flight price from London to Dublin is $66 in economy class.

London to Dublin Flight Info

The distance is 279 miles (449 km). with a nonstop flight time of about 1h 30m. The lowest fare currently available is $44 departing in May. The average round-trip fare is $66.