June is by far the best month, wherein you can get cheapest flights for London to Dublin. Meanwhile, June is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.
June- During this month the footfall is less so, the flight is gradually inexpensive.
June - is the cheapest month to book round trip flights.
Disclaimer - All the mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Barcelona
11:00
Barcelona International Airport [BCN]
Sat , 23 May 2026

London
17:20
London Heathrow Airport [LHR]
Sat, 23 May 2026

London
21:10
London Heathrow Airport [LHR]
Sat , 23 May 2026

Toronto
15:50
Lester B Pearson International Airport [YYZ]
Sun, 24 May 2026

Dublin
17:00
Dublin Airport [DUB]
Sat , 30 May 2026

Dubai
05:55
Dubai International Airport [DXB]
Sun, 31 May 2026

Birmingham
18:40
Birmingham International Airport [BHX]
Thu , 04 Jun 2026

Dubai
08:25
Dubai International Airport [DXB]
Fri, 05 Jun 2026

Birmingham
18:40
Birmingham International Airport [BHX]
Sat , 30 May 2026

Dubai
00:50
Dubai International Airport [DXB]
Mon, 01 Jun 2026

Dublin
12:00
Dublin Airport [DUB]
Sat , 30 May 2026

Bangalore
06:10
Kempegowda International Airport [BLR]
Sun, 31 May 2026

London
13:15
London Heathrow Airport [LHR]
Sat , 23 May 2026

Toronto
16:05
Lester B Pearson International Airport [YYZ]
Sat, 23 May 2026

Toronto
17:35
Lester B Pearson International Airport [YYZ]
Sun , 14 Jun 2026

Dubai
00:50
Dubai International Airport [DXB]
Tue, 16 Jun 2026