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Cheap flights from Southampton to Heidelberg from £115

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 25/5. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — FRA
21 Feb — 28 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southampton to Heidelberg

Enter your travel dates to find the best prices.

Cheapest flights from Southampton to Heidelberg
Explore the most affordable flight options available from Southampton to Heidelberg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 January 2026.

Fri 6/317:35
SOU
-
FRA
1 stop15h 00m
KLM
Fri 13/310:15
FRA
-
SOU
1 stop7h 45m
KLM
Deal found 20/1£196
Mon 2/317:40
SOU
-
FRA
1 stop14h 55m
KLM
Fri 6/314:15
FRA
-
SOU
1 stop3h 45m
KLM
Deal found 21/1£197
Sat 7/309:25
SOU
-
FRA
1 stop7h 30m
KLM
Sat 14/318:30
FRA
-
SOU
1 stop15h 20m
KLM
Deal found 21/1£204
Mon 2/317:45
SOU
-
FRA
2 stops15h 20m
Multiple Airlines
Fri 6/320:00
FRA
-
SOU
1 stop13h 45m
Multiple Airlines
Deal found 21/1£237
Fri 6/317:45
SOU
-
FRA
2 stops15h 20m
Multiple Airlines
Fri 13/320:00
FRA
-
SOU
1 stop13h 45m
Multiple Airlines
Deal found 20/1£248
Wed 7/1017:20
SOU
-
FRA
1 stop15h 15m
KLM
Thu 8/1018:40
FRA
-
SOU
1 stop14h 55m
KLM
Deal found 21/1£299
Wed 7/1009:05
SOU
-
FRA
1 stop11h 55m
Multiple Airlines
Thu 8/1015:40
FRA
-
SOU
2 stops18h 05m
Multiple Airlines
Deal found 21/1£310
Sat 7/309:30
SOU
-
FRA
1 stop9h 50m
Multiple Airlines
Sat 14/306:45
FRA
-
SOU
2 stops11h 15m
Multiple Airlines
Deal found 21/1£340
Fri 20/312:00
SOU
-
FRA
2 stops21h 30m
British Airways
Sun 22/321:05
FRA
-
SOU
2 stops21h 25m
British Airways
Deal found 21/1£425
Mon 23/219:00
SOU
-
FRA
2 stops25h 55m
British Airways
Fri 27/207:00
FRA
-
SOU
2 stops11h 30m
British Airways
Deal found 21/1£464

Find flight deals from Southampton to Heidelberg

Keep the following information in mind while searching for Southampton to Heidelberg flight deals. Data was last updated 22 January 2026.

Round-trip from

£196

One-way from

£115

Popular in

September

Cheapest in

January

Average price

£202
KLM
  • KLM
  • 6/3-13/3
  • 2 total stops
  • 22h 45m total
  • Southampton to Heidelberg
Search Deals
KLM
  • KLM
  • 25/5
  • 1 total stop
  • 3h 30m total
  • Southampton to Heidelberg
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southampton to Heidelberg 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 22 January 2026.
Use the filters below to find and compare flights from Southampton to Heidelberg that are best for you.

Fly from

Southampton

Fly to

Heidelberg

Route

Depart

Return

Price

SouthamptonFrankfurt am Main

SOU - FRA

SOUFRA

Southampton Eastleigh

Fri 6/3

17:35-09:35

1 stop15h 00m

Frankfurt am Main

Fri 13/3

10:15-17:00

1 stop7h 45m

£196

SouthamptonFrankfurt am Main

SOU - FRA

SOUFRA

Southampton Eastleigh

Mon 2/3

17:40-09:35

1 stop14h 55m

Frankfurt am Main

Fri 6/3

14:15-17:00

1 stop3h 45m

£197

SouthamptonFrankfurt am Main

SOU - FRA

SOUFRA

Southampton Eastleigh

Sat 7/3

09:25-17:55

1 stop7h 30m

Frankfurt am Main

Sat 14/3

18:30-08:50

1 stop15h 20m

£204

SouthamptonFrankfurt am Main

SOU - FRA

SOUFRA

Southampton Eastleigh

Mon 2/3

17:45-10:05

2 stops15h 20m

Frankfurt am Main

Fri 6/3

20:00-08:45

1 stop13h 45m

£237

SouthamptonFrankfurt am Main

SOU - FRA

SOUFRA

Southampton Eastleigh

Fri 6/3

19:50-11:05

2 stops14h 15m

Frankfurt am Main

Fri 13/3

07:10-19:20

2 stops13h 10m

£306

SouthamptonFrankfurt am Main

SOU - FRA

SOUFRA

Southampton Eastleigh

Sat 7/3

09:30-20:20

1 stop9h 50m

Frankfurt am Main

Sat 14/3

06:45-17:00

2 stops11h 15m

£340

SouthamptonFrankfurt am Main

SOU - FRA

SOUFRA

Southampton Eastleigh

Fri 20/3

12:00-10:30

2 stops21h 30m

Frankfurt am Main

Sun 22/3

21:05-17:30

2 stops21h 25m

£425

SouthamptonFrankfurt am Main

SOU - FRA

SOUFRA

Southampton Eastleigh

Sat 7/3

17:15-22:00

2 stops27h 45m

Frankfurt am Main

Sat 14/3

08:00-16:45

2 stops9h 45m

£464

SouthamptonFrankfurt am Main

SOU - FRA

SOUFRA

Southampton Eastleigh

Mon 23/2

19:00-21:55

2 stops25h 55m

Frankfurt am Main

Fri 27/2

07:00-17:30

2 stops11h 30m

£464

SouthamptonFrankfurt am Main

SOU - FRA

SOUFRA

Southampton Eastleigh

Tue 21/7

08:55-19:45

2 stops9h 50m

Frankfurt am Main

Tue 4/8

06:40-19:25

2 stops13h 45m

£471

Flights are sorted by cheapest return flights first.

Deals found on 20/1

Showing 1-10 of 15 results
1
2

Best time to book a flight from Southampton to Heidelberg

Have a flexible travel schedule? Discover the best time to fly to Heidelberg from Southampton 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.

Cheapflights Insights

Everything you need to know about your flight from Southampton to Heidelberg

What is the cheapest month to book a flight from Southampton to Heidelberg?

Currently, March is the cheapest month in which you can book a flight from Southampton to Heidelberg (average of £14). Flying from Southampton to Heidelberg in August is currently the most expensive (average of £36). 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.

Reviews of airlines servicing Heidelberg

Get insights into the airlines that provide service to Heidelberg. 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 Heidelberg. Reviews last updated 22 January 2026.
Read reviews from past customers who have flown with KLM from Southampton to Heidelberg. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,442 reviews
Check prices

Food

7.3

Boarding

7.8

Overall

7.7

Entertainment

7.1

Comfort

7.6

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,442 reviews
KLM
7.7
Good
1,442 reviews
Check prices

Food

7.3

Boarding

7.8

Overall

7.7

Entertainment

7.1

Comfort

7.6

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

Related info for your journey

Find useful and relevant information for your journey from Southampton to Heidelberg. 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 from for flights from Southampton to Heidelberg?

    If you book a flight to Heidelberg from Southampton, you will be flying from Eastleigh, which is the city’s only airport. Southampton Eastleigh (SOU) is located 3.5 mi from the center of Southampton. There are 0 flights from Eastleigh to Heidelberg per day from 1 airline.

  • How long is the flight from Southampton to Heidelberg?

    KLM can get you from Southampton to Heidelberg in just under 15h. Your travel time can differ by up to . There are 440 mi between Southampton and Heidelberg.

  • Can I find deals for flights from Southampton to Heidelberg that include hotel bookings?

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

  • How can I find direct flights from Southampton to Heidelberg?

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

  • Can I find deals for business class flights from Southampton to Heidelberg?

    Yes. Cheapflights offers flight deals from Southampton to Heidelberg 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 Southampton to Heidelberg?

    Currently, March is the cheapest month in which you can book a flight from Southampton to Heidelberg (average of £14). Flying from Southampton to Heidelberg in August is currently the most expensive (average of £36). 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

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Alternative routes for Southampton to Heidelberg

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Top airline flying from Southampton to Heidelberg

Discover the top airline that operate flights from Southampton to Heidelberg. 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 22 January 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£195Average£248FlexibilityNo cancel feeOn-time75%
Search KLM 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 Southampton to Heidelberg?

Cheapflights helps you search for flights from Southampton to Heidelberg via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Southampton to Heidelberg?

Cheapflights simply makes it quick and affordable to book flights from Southampton to Heidelberg 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 Southampton to Heidelberg with no change fees?

Certainly. Search results for flights to Heidelberg from Southampton shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Southampton to Heidelberg become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heidelberg from Southampton today and book when prices fit your budget.

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