Cheapest return flights from Boston to Istanbul in April from 534€

AirHint found the following cheapest return flights from Boston (BOS) to Istanbul (IST) in April 2026 (see full year).

Return flights

19 Apr - 27 Apr Lufthansa
11 Apr - 02 May British Airways
15 Apr - 29 Apr Lufthansa
11 Apr - 22 Apr Lufthansa
12 Apr - 26 Apr British Airways
15 Apr - 29 Apr Turkish Airlines direct
11 Apr - 22 Apr Turkish Airlines direct
08 Apr - 02 May Turkish Airlines direct
22 Apr - 26 Apr Turkish Airlines direct
11 Apr - 02 May Turkish Airlines direct
12 Apr - 26 Apr Turkish Airlines direct

Also check the deals for one-way flights from Boston to Istanbul in April.

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