AirHint found the following cheapest return flights from Philadelphia (PHL) to Istanbul (SAW) in April 2026 (see full year).
Return flights
| 18 Apr - 21 Apr | Frontier Airlines | ||
| 07 Apr - 16 Apr | Frontier Airlines | ||
| 02 Apr - 26 Apr | Frontier Airlines | ||
| 08 Apr - 22 Apr | Qatar Airways | ||
| 09 Apr - 20 Apr | Emirates | ||
| 12 Apr - 18 Apr | Emirates |
Also check the deals for one-way flights from Philadelphia to Istanbul in April.
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