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 04/09/25 1 Stopover (LIS) TP1369, TP1922 13h 20min	Return 11/09/25 1 Stopover (LIS) TP3961, TP1358 09h 30min	TAP Air Portugal		£160 found 3 days ago
Best option London Heathrow Porto	Outbound 04/09/25 1 Stopover (LIS) TP1369, TP1922 13h 20min	Return 11/09/25 1 Stopover (LIS) TP3961, TP1350 05h 15min	TAP Air Portugal	?	£162 found 3 days ago
London Heathrow Porto	Outbound 08/12/25 1 Stopover (LIS) TP1363, TP1934 13h 00min	Return 24/12/25 1 Stopover (BCN) VY8479, VY6650 11h 15min	TAP Air Portugal		£161
London Heathrow Porto	Outbound 08/12/25 1 Stopover (LIS) TP1363, TP1926 07h 00min	Return 24/12/25 1 Stopover (BCN) IB5103, IB5641 11h 15min	TAP Air Portugal		£167
London Heathrow Porto	Outbound 04/09/25 1 Stopover (LIS) TP1369, TP1922 13h 20min	Return 11/09/25 1 Stopover (LIS) TP1935, TP1364 20h 25min	TAP Air Portugal	?	£183 found 3 days ago
London Heathrow Porto	Outbound 08/12/25 1 Stopover (MAD) IB3645, IB0543 23h 15min	Return 24/12/25 1 Stopover (BCN) IB5103, IB5641 11h 15min	Iberia	?	£197
London Heathrow Porto	Outbound 10/12/25 1 Stopover (BRU) SN2104, SN3811 05h 15min	Return 27/12/25 1 Stopover (BRU) SN3812, SN2103 08h 25min	Brussels Airlines	?	£201
London Heathrow Porto	Outbound 08/12/25 1 Stopover (LIS) TP1351, TP1930 08h 45min	Return 24/12/25 1 Stopover (LIS) TP1923, TP1356 07h 30min	TAP Air Portugal		£221
London Heathrow Porto	Outbound 08/12/25 1 Stopover (LIS) TP1363, TP1926 07h 00min	Return 24/12/25 1 Stopover (LIS) TP1927, TP1356 05h 30min	TAP Air Portugal	?	£262
London Heathrow Porto	Outbound 06/09/25 1 Stopover (BRU) SN2094, SN3809 04h 55min	Return 09/09/25 1 Stopover (BRU) SN3812, SN2105 08h 00min	Brussels Airlines	?	£365 found 3 days ago

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	160,99 £
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 207 £
Flight London Heathrow - Lisbon from 81 £
Flight London Heathrow - Faro from 102 £

Alternative flights to Porto

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