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Cheap flights from Southampton to Heidelberg from £114

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 28/7. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — FRA
16 Mar — 23 Mar1
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 14 February 2026.

Fri 20/317:35
SOU
-
FRA
1 stop3h 50m
KLM
Mon 23/319:20
FRA
-
SOU
1 stop14h 00m
KLM
Deal found 13/2£203
Fri 13/317:35
SOU
-
FRA
1 stop3h 50m
KLM
Fri 20/314:15
FRA
-
SOU
1 stop3h 45m
KLM
Deal found 13/2£203
Fri 13/317:35
SOU
-
FRA
1 stop3h 50m
KLM
Mon 16/306:55
FRA
-
SOU
1 stop11h 10m
KLM
Deal found 12/2£204
Wed 8/409:05
SOU
-
FRA
1 stop11h 55m
KLM
Tue 14/414:15
FRA
-
SOU
1 stop3h 35m
KLM
Deal found 13/2£205
Sat 28/317:30
SOU
-
FRA
1 stop15h 35m
KLM
Sat 4/418:40
FRA
-
SOU
1 stop15h 05m
KLM
Deal found 11/2£236
Fri 27/317:35
SOU
-
FRA
1 stop15h 00m
KLM
Fri 3/418:40
FRA
-
SOU
1 stop15h 05m
KLM
Deal found 10/2£245
Mon 23/317:40
SOU
-
FRA
1 stop14h 55m
KLM
Fri 27/317:50
FRA
-
SOU
1 stop16h 00m
KLM
Deal found 12/2£252
Mon 30/317:20
SOU
-
FRA
1 stop3h 40m
KLM
Mon 6/418:40
FRA
-
SOU
1 stop14h 55m
KLM
Deal found 12/2£258
Fri 20/320:10
SOU
-
FRA
1 stop12h 55m
Multiple Airlines
Mon 23/319:20
FRA
-
SOU
2 stops14h 30m
Multiple Airlines
Deal found 13/2£260
Sun 22/209:30
SOU
-
FRA
1 stop24h 35m
KLM
Thu 26/219:20
FRA
-
SOU
1 stop22h 40m
KLM
Deal found 10/2£263
Fri 13/320:10
SOU
-
FRA
1 stop12h 55m
Multiple Airlines
Mon 16/319:20
FRA
-
SOU
2 stops14h 30m
Multiple Airlines
Deal found 12/2£268

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 14 February 2026.

Round-trip from

£203

One-way from

£114

Popular in

September

Cheapest in

January

Average price

£111
KLM
  • KLM
  • 20/3-23/3
  • 2 total stops
  • 17h 50m total
  • Southampton to Heidelberg
Search Deals
KLM
  • KLM
  • 28/7
  • 1 total stop
  • 11h 45m total
  • Southampton to Heidelberg
Search Deals
High demand for flights, 1% 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 February 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 14 February 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 20/3

17:35-22:25

1 stop3h 50m

Frankfurt am Main

Mon 23/3

19:20-08:20

1 stop14h 00m

£203

SouthamptonFrankfurt am Main

SOU - FRA

SOUFRA

Southampton Eastleigh

Fri 13/3

17:35-22:25

1 stop3h 50m

Frankfurt am Main

Fri 20/3

14:15-17:00

1 stop3h 45m

£203

SouthamptonFrankfurt am Main

SOU - FRA

SOUFRA

Southampton Eastleigh

Fri 13/3

17:35-22:25

1 stop3h 50m

Frankfurt am Main

Mon 16/3

06:55-17:05

1 stop11h 10m

£204

SouthamptonFrankfurt am Main

SOU - FRA

SOUFRA

Southampton Eastleigh

Wed 8/4

09:05-22:00

1 stop11h 55m

Frankfurt am Main

Tue 14/4

14:15-16:50

1 stop3h 35m

£205

SouthamptonFrankfurt am Main

SOU - FRA

SOUFRA

Southampton Eastleigh

Sat 28/3

17:30-08:35

1 stop14h 05m

Frankfurt am Main

Sat 4/4

18:40-08:45

1 stop15h 05m

£236

SouthamptonFrankfurt am Main

SOU - FRA

SOUFRA

Southampton Eastleigh

Fri 27/3

17:35-09:35

1 stop15h 00m

Frankfurt am Main

Fri 3/4

18:40-08:45

1 stop15h 05m

£245

SouthamptonFrankfurt am Main

SOU - FRA

SOUFRA

Southampton Eastleigh

Mon 23/3

17:40-09:35

1 stop14h 55m

Frankfurt am Main

Fri 27/3

17:50-08:50

1 stop16h 00m

£252

SouthamptonFrankfurt am Main

SOU - FRA

SOUFRA

Southampton Eastleigh

Mon 30/3

17:20-22:00

1 stop3h 40m

Frankfurt am Main

Mon 6/4

18:40-08:35

1 stop14h 55m

£258

SouthamptonFrankfurt am Main

SOU - FRA

SOUFRA

Southampton Eastleigh

Fri 20/3

20:10-10:05

1 stop12h 55m

Frankfurt am Main

Mon 23/3

19:20-08:50

2 stops14h 30m

£260

SouthamptonFrankfurt am Main

SOU - FRA

SOUFRA

Southampton Eastleigh

Fri 13/3

20:10-10:05

1 stop12h 55m

Frankfurt am Main

Mon 16/3

19:20-08:50

2 stops14h 30m

£268

Flights are sorted by cheapest return flights first.

Deals found on 10/2

Showing 1-10 of 16 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 £35). 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 14 February 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
1,454 reviews
Check prices

Overall

7.7

Food

7.3

Comfort

7.6

Crew

8.4

Entertainment

7.1

Boarding

7.8

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
1,454 reviews
KLM
7.7
Good
1,454 reviews
Check prices

Overall

7.7

Food

7.3

Comfort

7.6

Crew

8.4

Entertainment

7.1

Boarding

7.8

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 3h 50m. 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 £35). 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

See prices for flight routes from nearby airports that may be better suited for you.
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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 14 February 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£192Average£252FlexibilityNo 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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