Boston (BOS) to Barcelona (BCN) flights from USD641

*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 Barcelona

cmp-daily-histogram-bars-legend-min-price-aria-label USD641
cmp-daily-histogram-bars-legend-max-price-aria-label USD866
Displaying fares for October-2026
  • BOS–BCN, 10/07/2026 – 10/21/2026: From USD661
    07

    We

    OCT

  • BOS–BCN, 10/08/2026 – 10/22/2026: From USD699
    08

    Th

  • BOS–BCN, 10/09/2026 – 11/06/2026: From USD866
    09

    Fr

  • BOS–BCN, 10/10/2026 – 11/07/2026: From USD676
    10

    Sa

  • BOS–BCN, 10/11/2026 – 11/08/2026: From USD657
    11

    Su

  • BOS–BCN, 10/12/2026 – 10/19/2026: From USD657
    12

    Mo

  • BOS–BCN, 10/13/2026 – 10/20/2026: From USD657
    13

    Tu

  • BOS–BCN, 10/14/2026 – 10/21/2026: From USD650
    14

    We

  • BOS–BCN, 10/15/2026 – 10/22/2026: From USD650
    15

    Th

  • BOS–BCN, 10/16/2026 – 11/06/2026: From USD660
    16

    Fr

  • BOS–BCN, 10/17/2026 – 11/14/2026: From USD641
    17

    Sa

  • BOS–BCN, 10/18/2026 – 11/08/2026: From USD657
    18

    Su

  • BOS–BCN, 10/19/2026 – 11/16/2026: From USD641
    19

    Mo

  • BOS–BCN, 10/20/2026 – 11/10/2026: From USD657
    20

    Tu

  • BOS–BCN, 10/21/2026 – 11/11/2026: From USD657
    21

    We

  • BOS–BCN, 10/22/2026 – 11/12/2026: From USD671
    22

    Th

  • BOS–BCN, 10/23/2026 – 11/06/2026: From USD671
    23

    Fr

  • BOS–BCN, 10/24/2026 – 11/14/2026: From USD660
    24

    Sa

  • BOS–BCN, 10/25/2026 – 11/08/2026: From USD687
    25

    Su

  • BOS–BCN, 10/26/2026 – 11/16/2026: From USD660
    26

    Mo

  • BOS–BCN, 10/27/2026 – 11/24/2026: From USD671
    27

    Tu

  • BOS–BCN, 10/28/2026 – 11/11/2026: From USD687
    28

    We

  • BOS–BCN, 10/29/2026 – 11/12/2026: From USD695
    29

    Th

  • BOS–BCN, 10/30/2026 – 11/06/2026: From USD735
    30

    Fr

  • BOS–BCN, 10/31/2026 – 11/14/2026: From USD735
    31

    Sa

  • BOS–BCN, 11/01/2026 – 11/08/2026: From USD836
    01

    Su

    NOV

  • BOS–BCN, 11/02/2026 – 11/23/2026: From USD720
    02

    Mo

  • BOS–BCN, 11/03/2026 – 11/24/2026: From USD695
    03

    Tu

  • BOS–BCN, 11/04/2026 – 11/11/2026: From USD662
    04

    We

  • BOS–BCN, 11/05/2026 – 11/12/2026: From USD709
    05

    Th

  • BOS–BCN, 11/06/2026 – 12/04/2026: From USD660
    06

    Fr

  • RangeUSD641-USD866