AirHint found the following cheapest return flights from London (LHR) to Lisbon (LIS) in April 2026 (see full year).

Return flights

25 Apr - 28 Apr	TAP	direct
16 Apr - 23 Apr	TAP	direct
23 Apr - 28 Apr	TAP	direct
23 Apr - 25 Apr	TAP	direct
22 Apr - 25 Apr	TAP	direct
23 Apr - 30 Apr	British Airways
20 Apr - 30 Apr	TAP	direct
27 Apr - 30 Apr	TAP	direct
23 Apr - 26 Apr	TAP	direct
23 Apr - 30 Apr	TAP	direct
28 Apr - 02 May	TAP	direct
20 Apr - 03 May	TAP	direct
29 Apr - 03 May	TAP	direct
30 Apr - 03 May	TAP	direct
30 Apr - 13 May	TAP	direct

Also check the deals for one-way flights from London to Lisbon in April.

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.

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Cheapest return flights from London to Lisbon in April from $182

Return flights