Cheap flights from London Heathrow Airport to Portsmouth from £103
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 23/1. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Heathrow to Portsmouth
Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Portsmouth (P0R). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 16 januari 2025.
Find flight deals from Heathrow to Portsmouth
Cheapest flights from Heathrow to PortsmouthExplore the most affordable flight options available from Heathrow to Portsmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 januari 2025.
Explore the most affordable flight options available from Heathrow to Portsmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 januari 2025.
Find flights from Heathrow to Portsmouth within your budget
Customise your flight search to find flights from Heathrow to Portsmouth 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 16 januari 2025.
Fly from
Fly to
Route
Depart
Return
Price
LondonSouthampton
LHR - SOU
LHRSOU
London Heathrow
sön 9/2
20:45-08:45
1 stop12h 00m
Southampton Eastleigh
ons 12/2
09:30-19:50
1 stop10h 20m
LondonSouthampton
LHR - SOU
LHRSOU
London Heathrow
lör 8/2
06:55-14:40
1 stop7h 45m
Southampton Eastleigh
tis 11/2
08:55-16:30
1 stop7h 35m
LondonSouthampton
LHR - SOU
LHRSOU
London Heathrow
mån 26/5
07:10-12:00
1 stop4h 50m
Southampton Eastleigh
fre 30/5
08:30-12:20
1 stop3h 50m
LondonSouthampton
LHR - SOU
LHRSOU
London Heathrow
tors 23/1
08:50-19:40
1 stop10h 50m
LondonSouthampton
LHR - SOU
LHRSOU
London Heathrow
fre 14/2
07:05-08:25
1 stop25h 20m
LondonSouthampton
LHR - SOU
LHRSOU
London Heathrow
mån 17/3
07:40-12:00
1 stop4h 20m
Best time to book a flight from Heathrow to Portsmouth
Have a flexible travel schedule? Discover the best time to fly to Portsmouth from Heathrow with our price prediction graph.
Travel insights for flights from Heathrow to Portsmouth
Get recent, data-driven insights about flights from Heathrow to Portsmouth including ideal travel times, pricing trends, and more.
What is the cheapest time of day to fly from LHR to P0R?
Find hourly flight availability from Heathrow to Portsmouth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 januari 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Heathrow Airport to Portsmouth as you normally would.
Rainfall in Portsmouth by month
Plan your trip to Portsmouth by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Portsmouth ranges from 25.0 - 76.0 inches per month. December is typically the wettest month, when rainfall can reach 76.0 mm. July is typically the driest time to visit Portsmouth when rainfall is around 25.0 mm.
Temperature in Portsmouth by month
Plan your trip to Portsmouth by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Portsmouth, 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 18.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 4.0 C).
Reviews of airlines servicing Portsmouth
Get insights into the airlines that provide service to Portsmouth. 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 Portsmouth. Reviews last updated 16 januari 2025.
Comfort
Entertainment
Boarding
Crew
Food
Overall
Reviews
Our experience with Aer Lingus was really good, all the crew members were really friendly
Comfort
Entertainment
Boarding
Crew
Food
Overall
Reviews
Our experience with Aer Lingus was really good, all the crew members were really friendly
Comfort
Entertainment
Boarding
Crew
Food
Overall
Reviews
Our experience with Aer Lingus was really good, all the crew members were really friendly
Related info for your journey
Find useful and relevant information for your journey from Heathrow to Portsmouth. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Heathrow to Portsmouth
See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Heathrow to Portsmouth?
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Why should you use Cheapflights to find cheap flight tickets from Heathrow to Portsmouth?
Cheapflights simply makes it quick and affordable to book flights from Heathrow to Portsmouth by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from Heathrow to Portsmouth with no change fees?
Need flexible booking options for your flight to Portsmouth from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Heathrow to Portsmouth become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Portsmouth from Heathrow today and book when prices fit your budget.