Cheapest return flights from Southampton to Amsterdam in September from $249

AirHint found the following cheapest return flights from Southampton (SOU) to Amsterdam (AMS) in September 2026 (see full year).

Return flights

24 Sep - 27 Sep KLM direct
11 Sep - 13 Sep KLM direct
25 Sep - 27 Sep KLM direct
18 Sep - 21 Sep KLM direct
15 Sep - 18 Sep KLM direct
03 Sep - 06 Sep KLM direct
17 Sep - 21 Sep KLM direct
15 Sep - 17 Sep KLM
25 Sep - 25 Sep KLM direct
20 Sep - 20 Sep KLM direct

Also check the deals for one-way flights from Southampton to Amsterdam in September.

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