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

Return flights

24 Aug - 08 Sep	United
18 Aug - 11 Sep	United
21 Aug - 11 Sep	ANA
22 Aug - 04 Sep	United
06 Aug - 30 Sep	ANA
06 Aug - 31 Aug	ANA
20 Aug - 27 Aug	ANA
18 Aug - 30 Aug	ANA
16 Aug - 25 Aug	ANA
15 Aug - 22 Aug	ANA
05 Aug - 25 Aug	United
16 Aug - 23 Aug	ANA
10 Aug - 17 Aug	Spirit Airlines
04 Aug - 18 Aug	Air India
01 Aug - 14 Aug	Spirit Airlines

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

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 Chicago to Manila in August from 637€

Return flights