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Cheap flights from Portsmouth to Lisbon

LHR — LIS
21 Nov — 28 Nov1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Portsmouth to Lisbon

Popular in

August

Cheapest in

January

Average price

£184
Highest demand for flights based on searches. 12% potential increase in price (£18 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£4 potential savings vs. average return price).
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Average for round-trip flights in October 2026
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Cheapflights Insights

Everything you need to know about your flight from Portsmouth to Lisbon

What is the cheapest time of day to fly from P0R to LIS?

It’s typically best to fly out from Portsmouth to Lisbon in the evening. Doing so could potentially save you 17% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Portsmouth to Lisbon?

Travellers seeking maximum savings on their Portsmouth to Lisbon flight should consider departing on Tuesday evenings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

  • What airport do you fly into for flights to Lisbon from Portsmouth?

    If you book a flight to Lisbon from Portsmouth, you will be flying to Humberto Delgado, which is the city’s only airport. Lisbon Humberto Delgado (LIS) is located 4.2 mi from the center of Lisbon. There are 0 flights from Portsmouth to Humberto Delgado per day from 10 different airlines.

  • What are the most reliable airlines from Portsmouth to Lisbon?

    Before booking your flight to Lisbon from Portsmouth, check out the most reliable airlines to get you to your destination on time: Cathay Pacific (73%), Qatar Airways (73%), British Airways( 73%).

  • What are the cheapest flights from Portsmouth to Lisbon?

    Looking at all options, your cheapest flight can be booked for £81. While the most popular route (Southampton Eastleigh - Lisbon Humberto Delgado) can be booked for £101 on average, our data indicates £715 when flying from Portsmouth to Lisbon.

  • Can I find deals for flights from Portsmouth to Lisbon that include hotel bookings?

    Yes. In addition to deals on Portsmouth to Lisbon flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Portsmouth to Lisbon?

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

  • Can I find deals for business class flights from Portsmouth to Lisbon?

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

See more FAQs

Travelling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Fátima
Nazaré
Evora
Madeira
Oeiras
Almada
Óbidos
Setúbal
Tomar
Estoril
Figueira da Foz
Costa da Caparica

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from Portsmouth to Lisbon

AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£42Average£168FlexibilityNo cancel feeOn-time86%
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RyanairCheapest£49Average£127FlexibilityNo cancel feeOn-timeN/A
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VuelingCheapest£116Average£166FlexibilityNo cancel feeOn-time88%
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TAP AIR PORTUGALCheapest£119Average£195FlexibilityNo cancel feeOn-timeN/A
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British AirwaysCheapest£128Average£223FlexibilityNo cancel feeOn-time70%
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LufthansaCheapest£134Average£254FlexibilityNo cancel feeOn-time76%
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SWISSCheapest£150Average£242FlexibilityNo cancel feeOn-time79%
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IberiaCheapest£164Average£205FlexibilityNo cancel feeOn-time77%
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KLMCheapest£171Average£261FlexibilityNo cancel feeOn-time75%
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Brussels AirlinesCheapest£202Average£227FlexibilityNo cancel feeOn-timeN/A
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Fly with Cheapflights

How does Cheapflights help users find flights from Portsmouth to Lisbon?

Deals for Portsmouth to Lisbon flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Portsmouth to Lisbon?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Portsmouth to Lisbon.

Can Cheapflights find flights from Portsmouth to Lisbon with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Portsmouth to Lisbon flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Portsmouth to Lisbon become cheaper?

Of course! You can now track prices for flights from Portsmouth to Lisbon and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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