AirHint found the following cheapest one-way flights from Boston (BOS) to Istanbul (IST) in January 2026 (see full year).
One-Way flights
| 19 Jan | Frontier Airlines | ||
| 15 Jan | LEVEL | ||
| 17 Jan | LEVEL | ||
| 22 Jan | LEVEL | ||
| 20 Jan | jetBlue | ||
| 31 Jan | Frontier Airlines | ||
| 21 Jan | Aer Lingus | ||
| 07 Jan | Icelandair | ||
| 04 Jan | Etihad Airways | ||
| 05 Jan | Lufthansa |
Also check the deals for return flights from Boston to Istanbul in January.
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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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