Boston (BOS) to Istanbul (IST) flights from USD911

*Modifying this information may result in a different fare

*All amounts are in USD. Taxes and surcharges are included. No booking fee is applicable. Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Additional baggage fees may apply.

Why book directly on the KLM website?

Explore the benefits of booking through our website.

No hidden costs icon

No hidden costs

Book with confidence. Our rates hide no unpleasant surprises.

24/7 customer service icon

24/7 customer service

Count on direct, personal support whenever you need it, day or night.

Seamless travel icon

Seamless travel

Enjoy a smooth journey with timely updates and automatic rebooking.

Lowest fares between Boston and Istanbul

cmp-daily-histogram-bars-legend-min-price-aria-label USD911
cmp-daily-histogram-bars-legend-max-price-aria-label USD2.4K
Displaying fares for October-2026
  • BOS–IST, 10/09/2026 – 10/30/2026: From USD2,383
    09

    Fr

    OCT

  • BOS–IST, 10/10/2026 – 11/07/2026: From USD2,348
    10

    Sa

  • BOS–IST, 10/11/2026 – 11/01/2026: From USD1,990
    11

    Su

  • BOS–IST, 10/12/2026 – 11/02/2026: From USD1,990
    12

    Mo

  • BOS–IST, 10/13/2026 – 11/10/2026: From USD1,990
    13

    Tu

  • BOS–IST, 10/14/2026 – 11/11/2026: From USD1,990
    14

    We

  • BOS–IST, 10/15/2026 – 11/12/2026: From USD1,262
    15

    Th

  • BOS–IST, 10/16/2026 – 11/13/2026: From USD1,262
    16

    Fr

  • BOS–IST, 10/17/2026 – 11/07/2026: From USD1,262
    17

    Sa

  • BOS–IST, 10/18/2026 – 11/08/2026: From USD1,262
    18

    Su

  • BOS–IST, 10/19/2026 – 11/16/2026: From USD1,262
    19

    Mo

  • BOS–IST, 10/20/2026 – 11/17/2026: From USD1,262
    20

    Tu

  • BOS–IST, 10/21/2026 – 11/18/2026: From USD1,262
    21

    We

  • BOS–IST, 10/22/2026 – 11/05/2026: From USD1,118
    22

    Th

  • BOS–IST, 10/23/2026 – 11/13/2026: From USD1,118
    23

    Fr

  • BOS–IST, 10/24/2026 – 11/07/2026: From USD966
    24

    Sa

  • BOS–IST, 10/25/2026 – 11/08/2026: From USD966
    25

    Su

  • BOS–IST, 10/26/2026 – 11/02/2026: From USD966
    26

    Mo

  • BOS–IST, 10/27/2026 – 11/03/2026: From USD966
    27

    Tu

  • BOS–IST, 10/28/2026 – 11/11/2026: From USD966
    28

    We

  • BOS–IST, 10/29/2026 – 11/26/2026: From USD1,038
    29

    Th

  • BOS–IST, 10/30/2026 – 11/02/2026: From USD1,002
    30

    Fr

  • BOS–IST, 10/31/2026 – 11/03/2026: From USD1,068
    31

    Sa

  • BOS–IST, 11/01/2026 – 11/04/2026: From USD1,337
    01

    Su

    NOV

  • BOS–IST, 11/02/2026 – 11/05/2026: From USD1,063
    02

    Mo

  • BOS–IST, 11/03/2026 – 11/17/2026: From USD916
    03

    Tu

  • BOS–IST, 11/04/2026 – 11/11/2026: From USD911
    04

    We

  • BOS–IST, 11/05/2026 – 11/08/2026: From USD916
    05

    Th

  • BOS–IST, 11/06/2026 – 12/04/2026: From USD911
    06

    Fr

  • BOS–IST, 11/07/2026 – 12/05/2026: From USD911
    07

    Sa

  • BOS–IST, 11/08/2026 – 11/11/2026: From USD911
    08

    Su

  • RangeUSD911-USD2,383