HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Porto

$72+ Cheap flights from Heathrow (LHR) to Porto (OPO)

LHR — OPO
Nov 20 — Nov 271
Fri 11/20
Fri 11/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Heathrow to Porto with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Heathrow to Porto

Cheapest flights from Heathrow to Porto

Wed 12/168:50 pm -
1 stop11h 20m
Thu 12/178:05 pm -
1 stop13h 05m
Deal found 10/21$131
Wed 12/169:55 am -
1 stop22h 15m
Tue 1/128:45 pm -
1 stop18h 00m
Deal found 10/19$146
Tue 11/103:30 pm -
1 stop4h 40m
Tue 11/178:45 pm -
1 stop18h 00m
Deal found 10/18$153
Tue 11/246:45 pm -
1 stop12h 55m
Mon 11/308:40 pm -
1 stop20h 35m
Deal found 10/21$156
Sat 11/217:05 pm -
1 stop12h 35m
Mon 11/238:40 pm -
1 stop20h 35m
Deal found 10/17$166
Sat 11/149:55 am -
1 stop6h 40m
Tue 11/178:45 pm -
1 stop21h 15m
Deal found 10/19$168
Wed 12/169:55 am -
2 stops8h 05m
Tue 1/128:45 pm -
1 stop21h 15m
Deal found 10/19$169
Mon 11/166:00 am -
1 stop9h 00m
Tue 12/155:00 am -
1 stop7h 40m
Deal found 10/19$172
Mon 11/166:00 am -
1 stop9h 00m
Mon 12/1411:00 am -
1 stop6h 30m
Deal found 10/19$173
Sat 11/1412:25 pm -
1 stop6h 35m
Sat 11/2111:00 am -
1 stop6h 30m
Deal found 10/19$174
Thu 11/126:30 pm -
1 stop6h 00m
Tue 11/178:45 pm -
1 stop21h 15m
Deal found 10/20$178
Sat 11/149:55 am -
1 stop6h 40m
Fri 11/205:00 am -
1 stop6h 25m
Deal found 10/19$179

Find flight deals from Heathrow to Porto

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$131
(Mytrip)

One-way from

$72
(Booking.com)

Popular in

December

Cheapest in

January

Average price

$258
Provider with most accurate pricing for London Heathrow-Porto flight deals.
Search Deals
Provider most trusted by Cheapflights users for London Heathrow-Porto flights.
Search Deals
From London Heathrow to Porto
Search Deals
One-way flight from London Heathrow to Porto
Search Deals
High demand for flights, 5% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from London Heathrow Airport to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Wed 12/9

3:15 pm-1:55 pm

1 stop22h 40m

Porto

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$114
Quickest round-trip

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Sun 4/11

8:00 am-5:00 pm

1 stop9h 00m

Porto

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$137

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Wed 11/11

8:15 am-7:00 pm

1 stop10h 45m

Porto

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$139

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Tue 11/10

8:15 am-6:00 pm

1 stop9h 45m

Porto

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$139

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Sat 11/7

6:30 pm-12:30 am

1 stop6h 00m

Porto

Mon 11/9

1:05 pm-10:40 pm

1 stop9h 35m

$210

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Fri 11/13

6:30 pm-12:30 am

1 stop6h 00m

Porto

Sat 11/21

5:00 am-11:25 am

1 stop6h 25m

$257

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Wed 3/24

6:00 am-11:15 am

1 stop5h 15m

Porto

Fri 3/26

1:45 pm-7:35 pm

1 stop5h 50m

$290

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Fri 3/12

6:40 am-4:55 pm

2 stops10h 15m

Porto

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$295

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Fri 12/4

7:05 am-4:55 pm

2 stops9h 50m

Porto

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$307

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Sun 4/11

6:05 pm-11:00 am

3 stops16h 55m

Porto

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$319

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/18

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Compare providers for flights from Heathrow to Porto

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Heathrow to Porto in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on London Heathrow Airport-Porto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-Porto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Porto flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London Heathrow Airport-Porto flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London Heathrow Airport-Porto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Heathrow to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Heathrow with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Porto

How far ahead should I book a flight from London Heathrow Airport to Porto?

The price you pay for your flight from London Heathrow Airport to Porto may vary depending on when you book. For the best chance of a lower fare, look to book 64 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from London Heathrow Airport to Porto?

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Porto (average of $199). Flying from London Heathrow Airport to Porto in December is currently the most expensive (average of $352). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from London Heathrow Airport to Porto?

Airfare is below average for this route at the moment.

London Heathrow Airport to Porto flights typically cost between $202 and $312 in December.
The cheapest round-trip price found within the last 5 days was $131 on Vueling (Dec 16-Dec 17).

Reviews of airlines servicing Porto

Peruse reviews from past customers who have flown with TAP AIR PORTUGAL from London Heathrow Airport to Porto to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
TAP AIR PORTUGAL
7.2
Good
2,384 reviews

Entertainment

6.4

Comfort

7.2

Boarding

7.1

Overall

7.2

Crew

7.8

Food

6.3

Reviews

1 / 20
8.0
Excellent

Rodolfo E.,Sep 2026

IAD - LIS

The Lisbon to Munich flight was delayed and the airplane was not boarded at a gate, they took us by bus to a parked airplane, we had to wait more than two hours inside the plane until departure.
TAP AIR PORTUGAL
7.2
Good
2,384 reviews
TAP AIR PORTUGAL
7.2
Good
2,384 reviews

Entertainment

6.4

Comfort

7.2

Boarding

7.1

Overall

7.2

Crew

7.8

Food

6.3

Reviews

1 / 20
8.0
Excellent

Rodolfo E.,Sep 2026

IAD - LIS

The Lisbon to Munich flight was delayed and the airplane was not boarded at a gate, they took us by bus to a parked airplane, we had to wait more than two hours inside the plane until departure.

Related info for your journey

  • What airport do you fly into for flights to Porto from London Heathrow?

    If you book a flight to Porto from London Heathrow, you will be flying to Porto, which is the city’s only airport. Porto (OPO) is located 6.8 mi from the center of Porto. There are 0 flights from London Heathrow to Porto per day from 1 airline.

  • How long is the flight from London Heathrow Airport to Porto?

    There are many flights that can get you from London Heathrow Airport to Porto in 6h. Fly via TAP AIR PORTUGAL to get the fastest option. The distance from London Heathrow Airport to Porto is about 806 mi.

  • What is the cheapest airline to fly from London Heathrow Airport to Porto round-trip?

    Cheapflights users have booked flights from London Heathrow Airport to Porto round-trip from $189. This flight start at 30% lower than the current average price 3 months from now.

  • Can I find deals for flights from Heathrow to Porto that include hotel bookings?

    Yes. In addition to deals on Heathrow to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Porto?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Porto.

  • Can I find deals for business class flights from Heathrow to Porto?

    Yes. Cheapflights offers flight deals from Heathrow to Porto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London Heathrow Airport to Porto?

    Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Porto (average of $199). Flying from London Heathrow Airport to Porto in December is currently the most expensive (average of $352). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Vila Nova de Gaia
Arcos de Valdevez
Coimbra
Aveiro

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Heathrow to Porto

Heathrow to Lisbon flights
Heathrow to Faro flights
Gatwick to Porto flights
Gatwick to Lisbon flights
Gatwick to Faro flights

Top airline flying from Heathrow to Porto

AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$189Average$318FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.