Boston (BOS) to Madrid (MAD) flights from USD636

*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 Madrid

cmp-daily-histogram-bars-legend-min-price-aria-label USD666
cmp-daily-histogram-bars-legend-max-price-aria-label USD908
Displaying fares for August-2026
  • BOS–MAD, 08/18/2026 – 09/08/2026: From USD680
    18

    Tu

    AUG

  • BOS–MAD, 08/19/2026 – 09/09/2026: From USD680
    19

    We

  • BOS–MAD, 08/20/2026 – 09/10/2026: From USD858
    20

    Th

  • BOS–MAD, 08/21/2026 – 09/11/2026: From USD858
    21

    Fr

  • BOS–MAD, 08/22/2026 – 09/05/2026: From USD908
    22

    Sa

  • BOS–MAD, 08/23/2026 – 09/13/2026: From USD858
    23

    Su

  • BOS–MAD, 08/24/2026 – 09/07/2026: From USD678
    24

    Mo

  • BOS–MAD, 08/25/2026 – 09/08/2026: From USD678
    25

    Tu

  • BOS–MAD, 08/26/2026 – 09/09/2026: From USD753
    26

    We

  • BOS–MAD, 08/27/2026 – 09/24/2026: From USD753
    27

    Th

  • BOS–MAD, 08/28/2026 – 09/11/2026: From USD772
    28

    Fr

  • BOS–MAD, 08/29/2026 – 09/05/2026: From USD762
    29

    Sa

  • BOS–MAD, 08/30/2026 – 09/06/2026: From USD762
    30

    Su

  • BOS–MAD, 08/31/2026 – 09/07/2026: From USD773
    31

    Mo

  • BOS–MAD, 09/01/2026 – 09/08/2026: From USD708
    01

    Tu

    SEP

  • BOS–MAD, 09/02/2026 – 09/05/2026: From USD712
    02

    We

  • BOS–MAD, 09/03/2026 – 09/06/2026: From USD796
    03

    Th

  • BOS–MAD, 09/04/2026 – 09/07/2026: From USD877
    04

    Fr

  • BOS–MAD, 09/05/2026 – 09/08/2026: From USD769
    05

    Sa

  • BOS–MAD, 09/06/2026 – 09/13/2026: From USD757
    06

    Su

  • BOS–MAD, 09/07/2026 – 09/28/2026: From USD738
    07

    Mo

  • BOS–MAD, 09/08/2026 – 09/15/2026: From USD688
    08

    Tu

  • BOS–MAD, 09/09/2026 – 09/16/2026: From USD676
    09

    We

  • BOS–MAD, 09/10/2026 – 09/13/2026: From USD666
    10

    Th

  • BOS–MAD, 09/11/2026 – 09/25/2026: From USD676
    11

    Fr

  • BOS–MAD, 09/12/2026 – 10/03/2026: From USD666
    12

    Sa

  • BOS–MAD, 09/13/2026 – 09/20/2026: From USD666
    13

    Su

  • BOS–MAD, 09/14/2026 – 09/28/2026: From USD666
    14

    Mo

  • BOS–MAD, 09/15/2026 – 09/22/2026: From USD676
    15

    Tu

  • BOS–MAD, 09/16/2026 – 09/23/2026: From USD676
    16

    We

  • BOS–MAD, 09/17/2026 – 09/20/2026: From USD742
    17

    Th

  • RangeUSD666-USD908