May is by far the best month, wherein you can get cheapest flights for London to Lisbon. Meanwhile, January 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.
January- During this month the footfall is less so, the flight is gradually inexpensive.
January - is the cheapest month to book round trip flights.
Cheapest Fare- Currently, this is the fare price based on the current demand.
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.

London
09:00
London Heathrow Airport [LHR]
Fri , 30 Jan 2026

Lisbon
14:35
Humberto Delgado Airport [LIS]
Fri, 30 Jan 2026

London
08:45
London Heathrow Airport [LHR]
Fri , 30 Jan 2026

Lisbon
15:15
Humberto Delgado Airport [LIS]
Fri, 30 Jan 2026

London
06:35
London Heathrow Airport [LHR]
Wed , 28 Jan 2026

Lisbon
13:20
Humberto Delgado Airport [LIS]
Wed, 28 Jan 2026

London
06:00
London Heathrow Airport [LHR]
Thu , 29 Jan 2026

Lisbon
11:45
Humberto Delgado Airport [LIS]
Thu, 29 Jan 2026

London
09:00
London Heathrow Airport [LHR]
Wed , 28 Jan 2026

Lisbon
15:30
Humberto Delgado Airport [LIS]
Wed, 28 Jan 2026

London
06:50
London Heathrow Airport [LHR]
Wed , 28 Jan 2026

Lisbon
12:50
Humberto Delgado Airport [LIS]
Wed, 28 Jan 2026

London
08:30
London Heathrow Airport [LHR]
Thu , 29 Jan 2026

Lisbon
14:50
Humberto Delgado Airport [LIS]
Thu, 29 Jan 2026

London
22:15
London Heathrow Airport [LHR]
Fri , 30 Jan 2026

Lisbon
11:05
Humberto Delgado Airport [LIS]
Sat, 31 Jan 2026

London
06:50
London Heathrow Airport [LHR]
Thu , 29 Jan 2026

Lisbon
12:50
Humberto Delgado Airport [LIS]
Thu, 29 Jan 2026

London
09:55
London Heathrow Airport [LHR]
Wed , 28 Jan 2026

Lisbon
16:55
Humberto Delgado Airport [LIS]
Wed, 28 Jan 2026

London
22:15
London Heathrow Airport [LHR]
Wed , 28 Jan 2026

Lisbon
11:05
Humberto Delgado Airport [LIS]
Thu, 29 Jan 2026










