AirHint found the following cheapest return flights from Amritsar (ATQ) to London (LGW) in September 2025 (see full year).

Return flights

17 Sep - 28 Sep	Air India
14 Sep - 21 Sep	Air India
09 Sep - 26 Sep	Air India
09 Sep - 24 Sep	Air India
04 Sep - 26 Sep	Air India
02 Sep - 26 Sep	Air India
05 Sep - 21 Sep	Air India
04 Sep - 14 Sep	Air India
05 Sep - 26 Sep	Air India
03 Sep - 26 Sep	Air India
30 Sep - 21 Oct	Air India
03 Sep - 29 Oct	Air India
10 Sep - 06 Oct	IndiGo
18 Sep - 06 Oct	IndiGo
12 Sep - 04 Oct	IndiGo
10 Sep - 02 Oct	IndiGo
11 Sep - 23 Oct	IndiGo
16 Sep - 20 Oct	IndiGo
19 Sep - 13 Oct	Qatar Airways
11 Sep - 01 Oct	Turkish Airlines

Also check the deals for one-way flights from Amritsar to London 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 Amritsar to London in September from 423€

Return flights