Our cheapest offers for flights from London Heathrow to Porto

Here you can compare cheap flights from London Heathrow (LHR) to Porto (OPO) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Porto. Prices and availability may change at any time.

	Outbound	Return	Airlines	Baggage	Price
London Heathrow Porto	Outbound 18/01/26 1 Stopover (LIS) TP1359, TP1936 08h 20min	Return 22/01/26 1 Stopover (LIS) TP1921, TP1368 06h 30min	TAP Air Portugal		£133
Best option London Heathrow Porto	Outbound 18/01/26 1 Stopover (LIS) TP1367, TP1932 05h 40min	Return 22/01/26 1 Stopover (LIS) TP1921, TP1368 06h 30min	TAP Air Portugal	?	£139
London Heathrow Porto	Outbound 26/03/26 1 Stopover (LIS) TP1369, TP1920 11h 50min	Return 31/03/26 1 Stopover (LIS) TP1935, TP1356 11h 50min	TAP Air Portugal		£339
London Heathrow Porto	Outbound 31/01/26 1 Stopover (LIS) TP1363, TP1926 06h 10min	Return 03/02/26 1 Stopover (LIS) TP1927, TP1356 05h 30min	TAP Air Portugal	?	£147
London Heathrow Porto	Outbound 18/01/26 1 Stopover (LIS) TP1351, TP1926 05h 45min	Return 22/01/26 1 Stopover (LIS) TP1931, TP1358 05h 35min	TAP Air Portugal		£146
London Heathrow Porto	Outbound 20/03/26 1 Stopover (BCN) VY6653, VY8478 26h 25min	Return 17/04/26 1 Stopover (MAD) IB1154, IB0719 19h 40min	Vueling Airlines	?	£153
London Heathrow Porto	Outbound 31/01/26 1 Stopover (LIS) TP1363, TP1930 11h 00min	Return 03/02/26 1 Stopover (LIS) TP1927, TP1356 05h 30min	TAP Air Portugal	?	£156
London Heathrow Porto	Outbound 20/03/26 1 Stopover (LIS) TP1369, TP1928 20h 00min	Return 17/04/26 1 Stopover (LIS) TP1927, TP1358 10h 10min	TAP Air Portugal		£175
London Heathrow Porto	Outbound 20/03/26 1 Stopover (LIS) TP1351, TP1932 09h 45min	Return 17/04/26 1 Stopover (LIS) TP1929, TP1366 06h 55min	TAP Air Portugal		£180
London Heathrow Porto	Outbound 19/01/26 1 Stopover (BRU) SN2104, SN3811 05h 15min	Return 23/01/26 1 Stopover (BRU) SN3812, SN2103 08h 25min	Brussels Airlines	?	£185

Tips and tricks to help you find cheap flights from London Heathrow to Porto

Important flight information

Flight information: London Heathrow - Porto

Outbound and return from	132,40 £
Distance	1300 km
Departure airport	Airport London Heathrow (LHR)
Arrival airport	Airport Porto (OPO)
Destination country	Flights to Portugal

Alternative routes to Portugal

Flight London Heathrow - Funchal from 185 £
Flight London Heathrow - Lisbon from 72 £
Flight London Heathrow - Faro from 128 £

Alternative flights to Porto

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