AirHint found the following cheapest return flights from Long Beach (LGB) to Split (SPU) in September 2025 (see full year).

Return flights

03 Sep - 10 Sep	KLM
04 Sep - 11 Sep	Air France
11 Sep - 18 Sep	Air France
30 Sep - 07 Oct	KLM
09 Sep - 16 Sep	Air France
10 Sep - 17 Sep	KLM
18 Sep - 25 Sep	Air France
05 Sep - 12 Sep	Air France
23 Sep - 30 Sep	Air France
24 Sep - 01 Oct	Air France
01 Sep - 08 Sep	Air France
14 Sep - 21 Sep	Air France
25 Sep - 02 Oct	Air France
26 Sep - 03 Oct	Virgin Atlantic
29 Sep - 06 Oct	KLM

Also check the deals for one-way flights from Long Beach to Split in September.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Long Beach to Split in September from 707€

Return flights