Cheapest return flights from Boston to Istanbul in May from 499€

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 May 2025 (see full year).

Return flights

06 May - 14 May Fly Play
01 May - 05 May Fly Play
09 May - 14 May Fly Play
06 May - 13 May Fly Play
03 May - 08 May Fly Play
02 May - 11 May Icelandair
27 May - 01 Jun Fly Play
26 May - 17 Jun Fly Play
14 May - 23 May Fly Play
15 May - 20 May Icelandair
18 May - 23 May Fly Play
12 May - 17 May Fly Play
26 May - 17 Jun Turkish Airlines direct
27 May - 01 Jun Turkish Airlines direct

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

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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