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Cheap flights from Portsmouth to Lisbon from £100

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LIS
26 2月 — 5 3月1
1 adult

Cheap flight deals from Portsmouth to Lisbon

Keep the following information in mind while searching for Portsmouth to Lisbon flight deals. Data was last updated 21 2月 2025.

Round-trip from

£169

One-way from

£100

Popular in

July

Cheapest in

January

Average price

£247
7/4-10/4
  • 7/4-10/4
  • 2 total stops
  • 34h 35m total
  • Portsmouth to Lisbon
Search Deals
easyJet
  • easyJet
  • 1/4
  • 2 total stops
  • 21h 30m total
  • Portsmouth to Lisbon
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£38 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

Find flight deals from Portsmouth to Lisbon

Cheapest flights from Portsmouth to Lisbon
Explore the most affordable flight options available from Portsmouth to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 2月 2025.

週一 7/420:30SOU - LIS
1 stop24h 30mMultiple Airlines
週四 10/409:25LIS - SOU
1 stop10h 05mMultiple Airlines
Deal found 20/2£169
週一 7/417:35SOU - LIS
1 stop5h 15mKLM
週四 10/405:00LIS - SOU
1 stop27h 45mKLM
Deal found 20/2£208
週四 26/608:40SOU - LIS
2 stops14h 30mBritish Airways
週二 1/718:45LIS - SOU
2 stops17h 15mBritish Airways
Deal found 20/2£585

Find flights from Portsmouth to Lisbon within your budget

Customise your flight search to find flights from Portsmouth to Lisbon that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 21 2月 2025.

Fly from

Portsmouth

Fly to

Lisbon

Route

Depart

Return

Price

SouthamptonLisbon

SOU - LIS

SOULIS

Southampton Eastleigh

週一 7/4

20:30-21:00

1 stop24h 30m

Lisbon Humberto Delgado

週四 10/4

09:25-19:30

1 stop10h 05m

£169

SouthamptonLisbon

SOU - LIS

SOULIS

Southampton Eastleigh

週一 7/4

17:35-22:50

1 stop5h 15m

Lisbon Humberto Delgado

週四 10/4

05:00-08:45

1 stop27h 45m

£208

SouthamptonLisbon

SOU - LIS

SOULIS

Southampton Eastleigh

週四 26/6

08:40-23:10

2 stops14h 30m

Lisbon Humberto Delgado

週二 1/7

18:45-12:00

2 stops17h 15m

£585

SouthamptonLisbon

SOU - LIS

SOULIS

Southampton Eastleigh

週二 1/4

12:25-09:55

2 stops21h 30m

£100

SouthamptonLisbon

SOU - LIS

SOULIS

Southampton Eastleigh

週二 1/4

20:00-21:35

1 stop25h 35m

£118

SouthamptonLisbon

SOU - LIS

SOULIS

Southampton Eastleigh

週一 23/6

08:40-10:05

2 stops25h 25m

£299

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Best time to book a flight from Portsmouth to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon from Portsmouth with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Portsmouth to Lisbon

Get recent, data-driven insights about flights from Portsmouth to Lisbon including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Portsmouth to Lisbon?

Currently, January is the cheapest month in which you can book a flight from Portsmouth to Lisbon (average of £101). Flying from Portsmouth to Lisbon in August is currently the most expensive (average of £274). 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.

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

Find hourly flight availability from Portsmouth to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 2月 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portsmouth to Lisbon as you normally would.

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

Use this chart to determine the cheapest time to fly return from Portsmouth to Lisbon. Price data was last updated on 18 February 2024.

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

Weekly flight availability from Portsmouth to Lisbon

Explore weekly flight availability from Portsmouth to Lisbon. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 21 2月 2025.

The most flights from P0R to LIS are scheduled on a Thursday (77 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (13 on average).

Rainfall in Lisbon by month

Plan your trip to Lisbon by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Lisbon ranges from 6.0 - 122.0 inches per month. December is typically the wettest month, when rainfall can reach 122.0 mm. July is typically the driest time to visit Lisbon when rainfall is around 6.0 mm.

Temperature in Lisbon by month

Plan your trip to Lisbon by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Lisbon, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing Lisbon

Get insights into the airlines that provide service to Lisbon. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Lisbon. Reviews last updated 21 2月 2025.
KLM
7.8
Good
1,331 reviews
Check prices

Comfort

7.7

Overall

7.8

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.2

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM
7.8
Good
1,331 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Comfort

7.7

Overall

7.8

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.2

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Aer Lingus
7.0
Good
1,070 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Comfort

7.7

Overall

7.8

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.2

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

easyJet
6.9
Okay
1,816 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Comfort

7.7

Overall

7.8

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.2

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

British Airways
6.6
Okay
6,762 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Comfort

7.7

Overall

7.8

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.2

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Lisbon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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 13 different airlines.

  • What are the cheapest airlines to fly from Portsmouth to Lisbon one-way?

    One-way options have recently been found by users for as low as £100 on easyJet. Other airlines that offer cheap prices include Aer Lingus from £118 and British Airways from £299 one-way.

  • 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: British Airways (81%), Qatar Airways (81%), American Airlines( 80%).

  • What are the cheapest flights from Portsmouth to Lisbon?

    Looking at all options, your cheapest flight can be booked for £70. While the most popular route (Southampton Eastleigh - Lisbon Humberto Delgado) can be booked for £170 on average our data indicates £724 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.

  • What is the cheapest month to book a flight from Portsmouth to Lisbon?

    Currently, January is the cheapest month in which you can book a flight from Portsmouth to Lisbon (average of £101). Flying from Portsmouth to Lisbon in August is currently the most expensive (average of £274). 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

Travelling to a place near Portsmouth?

Book flights to Portsmouth if you plan to visit one of these locations
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Setúbal
Costa da Caparica
Sintra
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Nazaré
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Estoril
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Peniche
Figueira da Foz

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Alternative routes for Portsmouth to Lisbon

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Portsmouth to Lisbon

Discover the top 10 airlines that operate flights from Portsmouth to Lisbon. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 21 2月 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£24Average£129FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
Wizz AirCheapest£42Average£139FlexibilityNo cancel feeOn-timeN/A
Search Wizz Air flights
easyJetCheapest£58Average£167FlexibilityNo cancel feeOn-time86%
Search easyJet flights
TAP AIR PORTUGALCheapest£81Average£189FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
VuelingCheapest£102Average£185FlexibilityNo cancel feeOn-time88%
Search Vueling flights
British AirwaysCheapest£102Average£217FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£145Average£270FlexibilityNo cancel feeOn-time75%
Search KLM flights
SWISSCheapest£146Average£285FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Brussels AirlinesCheapest£148Average£187FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
Air FranceCheapest£150Average£224FlexibilityNo cancel feeOn-time77%
Search Air France flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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