Question 1

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

Accepted Answer

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.

Question 2

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

Accepted Answer

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.

Question 3

Weekly flight availability from Portsmouth to Lisbon

Accepted Answer

The most flights from P0R to LIS are scheduled on a Friday (71 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (32 on average).

Question 4

E

Accepted Answer

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.

Question 5

E

Accepted Answer

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).

Question 6

What are the cheapest flights from Portsmouth to Lisbon?

Accepted Answer

Looking at all options, your cheapest flight can be booked for £91. While the most popular route (Southampton Eastleigh - Lisbon Humberto Delgado) can be booked for £204 on average our data indicates £1,069 when flying from Portsmouth to Lisbon.

Question 7

What are the most reliable airlines from Portsmouth to Lisbon?

Accepted Answer

Before booking your flight to Lisbon from Portsmouth, check out the most reliable airlines to get you to your destination on time: Cathay Pacific (85%), LATAM Airlines (77%), Qatar Airways( 73%).

Question 8

What are the most popular airlines that fly from Portsmouth to Lisbon?

Accepted Answer

When booking a flight from Portsmouth to Lisbon, you may want to consider flying on Air France, British Airways or Ryanair as they are the most popular for this route.

Question 9

How far in advance should I book a flight from Portsmouth to Lisbon?

Accepted Answer

Users have found that booking a flight from Portsmouth to Lisbon at least 32 days early can save you up to 56% on average compared to booking a flight this week. If booking 32 days before your flight isn’t an option for you, users have found flights from Portsmouth to Lisbon for as little as £176 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £201 for flights departing within the next 3 days.

Question 10

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

Accepted Answer

January can be a great time to fly to Lisbon from Portsmouth with a flight ticket averaging about £153. Cheapflights users have found deals in the month of January for as cheap as £40. The most expensive prices can be found in the month of August.

Question 11

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

Accepted Answer

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.

Question 12

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

Accepted Answer

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 12 different airlines.

Question 13

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

Accepted Answer

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

Question 14

How can I find direct flights from Portsmouth to Lisbon?

Accepted Answer

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

Question 15

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

Accepted Answer

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.

Question 16

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

Accepted Answer

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.

Question 17

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

Accepted Answer

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.

Question 18

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

Accepted Answer

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

Question 19

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

Accepted Answer

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.

Round-trip from	£178
Popular in	July
Cheapest in	January
Average price	£408

Airline	Cheapest	Average	Flexibility	On-time
Ryanair	Cheapest£29	Average£140	FlexibilityNo cancel fee	On-timeN/A	Search Ryanair flights
Wizz Air	Cheapest£38	Average£134	FlexibilityNo cancel fee	On-timeN/A	Search Wizz Air flights
easyJet	Cheapest£54	Average£176	FlexibilityNo cancel fee	On-time86%	Search easyJet flights
TAP AIR PORTUGAL	Cheapest£70	Average£192	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
Vueling	Cheapest£80	Average£165	FlexibilityNo cancel fee	On-time88%	Search Vueling flights
British Airways	Cheapest£97	Average£237	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
KLM	Cheapest£135	Average£252	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Iberia	Cheapest£139	Average£248	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
SWISS	Cheapest£143	Average£262	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
Air France	Cheapest£144	Average£236	FlexibilityNo cancel fee	On-time77%	Search Air France flights

Cheap flights from Portsmouth to Lisbon from £178

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/9. Fares are subject to change and may not be available on all flights or dates of travel.

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 11 July 2025.

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Portsmouth to Lisbon

Cheapest flights from Portsmouth to LisbonExplore 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 11 July 2025.

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 11 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portsmouth to Lisbon that are best for you.

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.

Cheapflights Insights

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

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

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 11 July 2025.

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 16 December 2024.

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 11 July 2025.

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 11 July 2025.

Check out reviews from past customers who have flown with KLM and British Airways from Portsmouth to Lisbon 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.

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?

What are the most reliable airlines from Portsmouth to Lisbon?

What are the cheapest flights from Portsmouth to Lisbon?

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

How can I find direct flights from Portsmouth to Lisbon?

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

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

Travelling to a place near Portsmouth?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portsmouth to Lisbon

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Portsmouth to Lisbon

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?

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

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

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

100% Free

Book with Flexibility

Travel Smart

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 11 July 2025.