Cheap Flights from Sofia to Southampton

View €298 flight on Wed, 20 Aug 2025Opens in a new window

Popular airlines from Sofia to Southampton

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 15% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap flights from Sofia to Southampton (SOF-SOU)

Prices were available within the past 7 days and start at €298 for one-way flights and €537 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

KLM
Fri, 19 Sep - Mon, 22 Sep
SOF
Sofia
SOU
Southampton
€537 Return, found 5 days ago
€537
Return
found 5 days ago
Select KLM flight, departing Fri, 19 Sep from Sofia to Southampton, returning Mon, 22 Sep, priced at €537 found 5 days ago
KLM
Fri, 19 Sep - Mon, 22 Sep
SOF
Sofia
SOU
Southampton
€544 Return, found 5 days ago
€544
Return
found 5 days ago
Select KLM flight, departing Fri, 19 Sep from Sofia to Southampton, returning Mon, 22 Sep, priced at €544 found 5 days ago
KLM
Fri, 19 Sep - Mon, 22 Sep
SOF
Sofia
SOU
Southampton
€547 Return, found 5 days ago
€547
Return
found 5 days ago
Select KLM flight, departing Fri, 19 Sep from Sofia to Southampton, returning Mon, 22 Sep, priced at €547 found 5 days ago
KLM
Fri, 19 Sep - Mon, 22 Sep
SOF
Sofia
SOU
Southampton
€554 Return, found 5 days ago
€554
Return
found 5 days ago
Select KLM flight, departing Fri, 19 Sep from Sofia to Southampton, returning Mon, 22 Sep, priced at €554 found 5 days ago
KLM
Fri, 19 Sep - Mon, 22 Sep
SOF
Sofia
SOU
Southampton
€555 Return, found 5 days ago
€555
Return
found 5 days ago
Select KLM flight, departing Fri, 19 Sep from Sofia to Southampton, returning Mon, 22 Sep, priced at €555 found 5 days ago
Turkish Airlines
Fri, 19 Sep - Mon, 22 Sep
SOF
Sofia
SOU
Southampton
€583 Return, found 5 days ago
€583
Return
found 5 days ago
Select Turkish Airlines flight, departing Fri, 19 Sep from Sofia to Southampton, returning Mon, 22 Sep, priced at €583 found 5 days ago
*Available to Expedia members.