AirHint found the following cheapest return flights from Chicago (ORD) to Manila (MNL) in September 2025 (see full year).

Return flights

08 Sep - 15 Sep	United
04 Sep - 15 Sep	United
16 Sep - 23 Sep	United
10 Sep - 01 Oct	United
17 Sep - 24 Sep	United
16 Sep - 24 Sep	United
03 Sep - 24 Sep	ANA
20 Sep - 06 Oct	United
07 Sep - 27 Sep	United
05 Sep - 07 Sep	ANA
12 Sep - 19 Sep	United
12 Sep - 20 Sep	ANA

Also check the deals for one-way flights from Chicago to Manila 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 Manila

Cheap car rent in Manila

Cheapest return flights from Chicago to Manila in September from 635€

Return flights