Cheapest return flights from Boston to Istanbul in April from $637

Best time to book flights for Boston (BOS) to Istanbul (IST) flights at AirHint

AirHint found the following cheapest return flights from Boston (BOS) to Istanbul (IST) in April 2025 (see full year).

Return flights

21 Apr - 07 May Icelandair
29 Apr - 06 May Icelandair
15 Apr - 15 May Etihad Airways
18 Apr - 06 May Icelandair
30 Apr - 05 May Icelandair
24 Apr - 08 May Etihad Airways
28 Apr - 01 May Icelandair
20 Apr - 05 May Icelandair
15 Apr - 29 Apr Etihad Airways
09 Apr - 16 Apr Spirit Airlines
07 Apr - 10 Apr Qatar Airways
09 Apr - 17 Apr Turkish Airlines direct
09 Apr - 16 Apr Turkish Airlines direct
07 Apr - 03 May Etihad Airways
08 Apr - 28 Apr Etihad Airways
07 Apr - 14 Apr Etihad Airways
05 Apr - 11 Apr Fly Play
25 Apr - 28 Apr Fly Play
05 Apr - 02 May Icelandair
05 Apr - 16 Apr Icelandair

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

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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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