Cheap flights from London Heathrow to Lisbon

Q: How much are flights normally?

£ 152. If you see flights from London Heathrow to Lisbon for less than this, you've found a good deal.

Q: When is the best time to book cheap flights?

13 weeks. If you want cheap flights from London Heathrow to Lisbon, this is the best time to book.

Q: What are the cheapest airlines?

Air France, British Airways, TAP Air Portugal. These airlines usually offer the cheapest flights from London Heathrow to Lisbon.

Q: Can I fly direct to Lisbon?

British Airways, TAP Air Portugal. You can fly non-stop from London Heathrow to Lisbon with these airlines.

Q: What airlines fly indirectly?

Air France. These airlines fly from London Heathrow to Lisbon, but you’ll have at least one layover.

Q: When is high season?

August. This is the most expensive time to fly to Lisbon. If this is when you want to go, book your flight from London Heathrow in advance.

Q: When is the cheapest time to fly?

January. Flights from London Heathrow to Lisbon are usually cheaper at this time of year.

Q: How long is the flight?

2 hrs 45 mins. This is the shortest flight time from London Heathrow to Lisbon.

Q: How long should I stay in Lisbon?

7 days. Most people spend this amount of time in Lisbon.

from as little as £100

1 nights in Lisbon, departing London Heathrow on 07 / Jan / 2026 with British Airways (price found 25 hours ago)

Subject to availability, prices correct of the last 24 hours

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Cheap return flights from London Heathrow to Lisbon

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The London Heathrow / Lisbon route

All 1565 km of it

Cheap flight deals for this route

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Lisbon flight facts

What you need to know

How much are flights normally?

£ 152

If you see flights from London Heathrow to Lisbon for less than this, you've found a good deal.

When is the best time to book cheap flights?

13 weeks

If you want cheap flights from London Heathrow to Lisbon, this is the best time to book.

What are the cheapest airlines?

Air France
British Airways
TAP Air Portugal

These airlines usually offer the cheapest flights from London Heathrow to Lisbon.

Can I fly direct to Lisbon?

British Airways
TAP Air Portugal

You can fly non-stop from London Heathrow to Lisbon with these airlines.

What airlines fly indirectly?

Air France

These airlines fly from London Heathrow to Lisbon, but you’ll have at least one layover.

When is high season?

August

This is the most expensive time to fly to Lisbon. If this is when you want to go, book your flight from London Heathrow in advance.

When is the cheapest time to fly?

January

Flights from London Heathrow to Lisbon are usually cheaper at this time of year.

How long is the flight?

2 hrs 45 mins

This is the shortest flight time from London Heathrow to Lisbon.

How long should I stay in Lisbon?

7 days

Most people spend this amount of time in Lisbon.

Alternative flights from the UK to Lisbon

Check out prices for other routes

London to Lisbon

from £100 pp

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Manchester to Lisbon

from £282 pp

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Edinburgh to Lisbon

from £354 pp

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Birmingham to Lisbon

from £301 pp

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London City Airport to Lisbon

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London Gatwick to Lisbon

from £195 pp

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London Luton to Lisbon

from £181 pp

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London Stansted to Lisbon

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Alternative flights from London Heathrow to Lisbon

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Today alone, Netflights has searched over 115 flights. 07 / Jan / 2026 is currently the lowest priced day of the year to fly the London Heathrow/Lisbon route. There are around 15 flights on any given week from the UK to Lisbon and the cheapest month to fly right now is January.

Not suitable? Try running another search or viewing all cheap flight deals.

Min / Max Temperature (°C)

LOWEST

8 °C

AVG

17 °C

HIGHEST

28 °C

Rainfall (mm)

LOWEST

4 mm

AVG

58.4 mm

HIGHEST

101 mm

Key facts about Lisbon

Currency

Euro

Language

Portuguese

Timezone

0 hrs behind GMT

How to get cheap flights from London Heathrow to Lisbon

Tips and advice from our flight experts

Search for cheap flights and last-minute deals with Netflights. We've scanned all the flights from London Heathrow to Lisbon, across the three airlines that offer this route. We've found that 07 / Jan / 2026 is the cheapest date to travel at the moment, but it's best to go through the results to see which flight suits you.

The most popular airlines offering flights to Lisbon are Air France, British Airways & TAP Air Portugal. Air France is the most popular one, but that doesn’t mean their flights will be the cheapest. If you can't find a flight time that suits you, why not look at flying out from a different airport?

Your flight from London Heathrow to Lisbon will take at least 2 hrs 45 mins. On average, it takes 4 hrs 10 mins to fly the 1565 km distance. Take a look at flight times to see which one works best for you.

The cheapest month to fly to Lisbon is January, while August is when the prices of flights, hotels and car hire will be at their highest. If you need somewhere to stay for your trip to Portugal, take a look at our accommodation options.