KLM Cheap Flights from Sofia to Southampton

View €367 flight on Wed, 13 Aug 2025Opens in a new window

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Prices were available within the past 7 days and start at €367 for one-way flights and €598 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

KLM
Wed, 13 Aug - Sun, 17 Aug
SOF
Sofia
SOU
Southampton
€598 Return, found 5 days ago
€598
Return
found 5 days ago
Select KLM flight, departing Wed, 13 Aug from Sofia to Southampton, returning Sun, 17 Aug, priced at €598 found 5 days ago
KLM
Wed, 13 Aug - Sun, 17 Aug
SOF
Sofia
SOU
Southampton
€647 Return, found 5 days ago
€647
Return
found 5 days ago
Select KLM flight, departing Wed, 13 Aug from Sofia to Southampton, returning Sun, 17 Aug, priced at €647 found 5 days ago
KLM
Wed, 13 Aug - Sun, 17 Aug
SOF
Sofia
SOU
Southampton
€675 Return, found 5 days ago
€675
Return
found 5 days ago
Select KLM flight, departing Wed, 13 Aug from Sofia to Southampton, returning Sun, 17 Aug, priced at €675 found 5 days ago
KLM
Wed, 13 Aug - Sun, 17 Aug
SOF
Sofia
SOU
Southampton
€679 Return, found 5 days ago
€679
Return
found 5 days ago
Select KLM flight, departing Wed, 13 Aug from Sofia to Southampton, returning Sun, 17 Aug, priced at €679 found 5 days ago
KLM
Wed, 13 Aug - Sun, 17 Aug
SOF
Sofia
SOU
Southampton
€757 Return, found 5 days ago
€757
Return
found 5 days ago
Select KLM flight, departing Wed, 13 Aug from Sofia to Southampton, returning Sun, 17 Aug, priced at €757 found 5 days ago
Sofia to Southampton route information
Origin airport
Sofia
Destination airport
Southampton
Distance
2070 km
*Available to Expedia members.