Cheapest return flights from Philadelphia to Istanbul in December from $806

AirHint found the following cheapest return flights from Philadelphia (PHL) to Istanbul (IST) in December 2025 (see full year).

Return flights

13 Dec - 20 Dec British Airways
21 Dec - 11 Jan British Airways
23 Dec - 29 Dec Air Canada
19 Dec - 09 Jan British Airways
21 Dec - 04 Jan KLM
18 Dec - 04 Jan British Airways
18 Dec - 03 Jan British Airways
18 Dec - 02 Jan British Airways

Also check the deals for one-way flights from Philadelphia to Istanbul in December.

Skyscanner

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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