AirHint found the following cheapest return flights from Southend (SEN) to Los Angeles (LAX) in September 2025 (see full year).

Return flights

04 Sep - 24 Sep	easyJet
04 Sep - 10 Sep	easyJet
11 Sep - 24 Sep	easyJet
18 Sep - 24 Sep	easyJet
08 Sep - 18 Sep	easyJet
25 Sep - 02 Oct	easyJet
25 Sep - 11 Oct	easyJet
26 Sep - 04 Oct	easyJet
01 Sep - 03 Sep	easyJet
05 Sep - 10 Sep	easyJet
12 Sep - 01 Oct	easyJet
04 Sep - 25 Sep	easyJet
04 Sep - 11 Sep	easyJet
05 Sep - 11 Sep	easyJet

Also check the deals for one-way flights from Southend to Los Angeles 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.

Book a cheap hotel in Los Angeles

Cheap car rent in Los Angeles

Cheapest return flights from Southend to Los Angeles in September from $430

Return flights