AirHint found the following cheapest return flights from Washington (IAD) to Lahore (LHE) in September 2025 (see full year).

Return flights

28 Sep - 13 Oct	Saudia
30 Sep - 12 Oct	Saudia
29 Sep - 12 Oct	Saudia
28 Sep - 12 Oct	Saudia
13 Sep - 28 Sep	Saudia
11 Sep - 23 Sep	Saudia
10 Sep - 25 Sep	Saudia
10 Sep - 30 Sep	Saudia
12 Sep - 27 Sep	Saudia
19 Sep - 27 Sep	Saudia
19 Sep - 28 Sep	Saudia
11 Sep - 25 Sep	Saudia
01 Sep - 23 Sep	Saudia
06 Sep - 27 Sep	Saudia
15 Sep - 15 Oct	Saudia
17 Sep - 01 Oct	Etihad Airways
15 Sep - 01 Oct	Etihad Airways
17 Sep - 15 Oct	Etihad Airways
06 Sep - 06 Oct	Etihad Airways

Also check the deals for one-way flights from Washington to Lahore 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 Washington to Lahore in September from $640

Return flights