Boston (BOS) to Sofia (SOF) flights from USD1,065

*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.

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Lowest fares between Boston and Sofia

cmp-daily-histogram-bars-legend-min-price-aria-label USD1.2K
cmp-daily-histogram-bars-legend-max-price-aria-label USD2.1K
Displaying fares for October-2026
  • BOS–SOF, 10/07/2026 – 11/04/2026: From USD1,307
    07

    We

    OCT

  • BOS–SOF, 10/08/2026 – 11/05/2026: From USD1,736
    08

    Th

  • BOS–SOF, 10/09/2026 – 11/06/2026: From USD1,669
    09

    Fr

  • BOS–SOF, 10/10/2026 – 11/07/2026: From USD1,774
    10

    Sa

  • BOS–SOF, 10/11/2026 – 11/08/2026: From USD1,724
    11

    Su

  • BOS–SOF, 10/12/2026 – 11/02/2026: From USD1,297
    12

    Mo

  • BOS–SOF, 10/13/2026 – 11/03/2026: From USD1,674
    13

    Tu

  • BOS–SOF, 10/14/2026 – 11/11/2026: From USD1,674
    14

    We

  • BOS–SOF, 10/15/2026 – 11/12/2026: From USD2,060
    15

    Th

  • BOS–SOF, 10/16/2026 – 11/06/2026: From USD2,122
    16

    Fr

  • BOS–SOF, 10/17/2026 – 11/14/2026: From USD2,110
    17

    Sa

  • BOS–SOF, 10/18/2026 – 11/08/2026: From USD1,724
    18

    Su

  • BOS–SOF, 10/19/2026 – 11/16/2026: From USD2,012
    19

    Mo

  • BOS–SOF, 10/20/2026 – 11/17/2026: From USD1,991
    20

    Tu

  • BOS–SOF, 10/21/2026 – 11/11/2026: From USD1,989
    21

    We

  • BOS–SOF, 10/22/2026 – 11/12/2026: From USD1,724
    22

    Th

  • BOS–SOF, 10/23/2026 – 11/06/2026: From USD1,786
    23

    Fr

  • BOS–SOF, 10/24/2026 – 11/21/2026: From USD2,110
    24

    Sa

  • BOS–SOF, 10/25/2026 – 11/08/2026: From USD1,357
    25

    Su

  • BOS–SOF, 10/26/2026 – 11/02/2026: From USD1,297
    26

    Mo

  • BOS–SOF, 10/27/2026 – 11/17/2026: From USD1,274
    27

    Tu

  • BOS–SOF, 10/28/2026 – 11/11/2026: From USD1,274
    28

    We

  • BOS–SOF, 10/29/2026 – 11/19/2026: From USD1,724
    29

    Th

  • BOS–SOF, 10/30/2026 – 11/02/2026: From USD1,726
    30

    Fr

  • BOS–SOF, 10/31/2026 – 11/07/2026: From USD1,890
    31

    Sa

  • BOS–SOF, 11/01/2026 – 11/08/2026: From USD2,059
    01

    Su

    NOV

  • BOS–SOF, 11/02/2026 – 11/16/2026: From USD1,571
    02

    Mo

  • BOS–SOF, 11/03/2026 – 11/17/2026: From USD1,341
    03

    Tu

  • BOS–SOF, 11/04/2026 – 11/18/2026: From USD1,160
    04

    We

  • BOS–SOF, 11/05/2026 – 11/19/2026: From USD1,194
    05

    Th

  • BOS–SOF, 11/06/2026 – 11/09/2026: From USD1,215
    06

    Fr

  • RangeUSD1,160-USD2,122