Cheap flights from London Heathrow to Southampton

from as little as £307

4 nights in Southampton, departing London Heathrow on 16 / Jan / 2025 with Aer Lingus (price found 15 hours ago)

Subject to availability, prices correct of the last 24 hours
Southampton

Cheap return flights from London Heathrow to Southampton

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The London Heathrow / Southampton route

All 85 km of it

Cheap flight deals for this route

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Southampton flight facts

What you need to know

Alternative flights from the UK to Southampton

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Southampton

16 / Jan / 2025 is currently the lowest priced day of the year to fly the London Heathrow/Southampton route. There are around ten flights on any given week from the UK to Southampton 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

3 °C

AVG

10 °C

HIGHEST

22 °C

Rainfall (mm)
LOWEST

42 mm

AVG

63.7 mm

HIGHEST

85 mm

Key facts about Southampton

How to get cheap flights from London Heathrow to Southampton

Tips and advice from our flight experts

We've gone through lots of different flights, to help you find the cheapest way to get from London Heathrow to Southampton. You can choose from one airlines. At the moment, 16 / Jan / 2025 is the cheapest date to travel, but scroll through the results to find the option that works best for you.

There are ten flights from London Heathrow to or via Southampton every week. Out of the one available airlines, the most popular ones are British Airways. But that doesn’t necessarily mean they’ll be the best option for your travel dates. To see as many flights as possible, try widening your search to include other departure airports.

The distance between London Heathrow to Southampton is 85 km. Normally, it takes about 3 hrs 55 mins to fly, and you can definitely expect the journey to be at least 3 hrs 55 mins. You can see the various flight times in the results.

Searching by month, for instance, will show you the best time of the week to fly.

Other popular destinations near Southampton

Where other people are flying to

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