Boston (BOS) to Porto (OPO) flights from USD693

*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 Porto

cmp-daily-histogram-bars-legend-min-price-aria-label USD743
cmp-daily-histogram-bars-legend-max-price-aria-label USD971
Displaying fares for October-2026
  • BOS–OPO, 10/23/2026 – 11/06/2026: From USD793
    23

    Fr

    OCT

  • BOS–OPO, 10/24/2026 – 11/07/2026: From USD864
    24

    Sa

  • BOS–OPO, 10/25/2026 – 11/01/2026: From USD793
    25

    Su

  • BOS–OPO, 10/26/2026 – 11/09/2026: From USD803
    26

    Mo

  • BOS–OPO, 10/27/2026 – 11/03/2026: From USD757
    27

    Tu

  • BOS–OPO, 10/28/2026 – 11/11/2026: From USD743
    28

    We

  • BOS–OPO, 10/29/2026 – 11/05/2026: From USD803
    29

    Th

  • BOS–OPO, 10/30/2026 – 11/06/2026: From USD793
    30

    Fr

  • BOS–OPO, 10/31/2026 – 11/07/2026: From USD868
    31

    Sa

  • BOS–OPO, 11/01/2026 – 11/22/2026: From USD793
    01

    Su

    NOV

  • BOS–OPO, 11/02/2026 – 11/23/2026: From USD803
    02

    Mo

  • BOS–OPO, 11/03/2026 – 11/17/2026: From USD757
    03

    Tu

  • BOS–OPO, 11/04/2026 – 11/18/2026: From USD743
    04

    We

  • BOS–OPO, 11/05/2026 – 12/03/2026: From USD803
    05

    Th

  • BOS–OPO, 11/06/2026 – 11/13/2026: From USD793
    06

    Fr

  • BOS–OPO, 11/07/2026 – 11/21/2026: From USD853
    07

    Sa

  • BOS–OPO, 11/08/2026 – 11/22/2026: From USD793
    08

    Su

  • BOS–OPO, 11/09/2026 – 11/16/2026: From USD803
    09

    Mo

  • BOS–OPO, 11/10/2026 – 11/24/2026: From USD757
    10

    Tu

  • BOS–OPO, 11/11/2026 – 11/18/2026: From USD743
    11

    We

  • BOS–OPO, 11/12/2026 – 12/03/2026: From USD803
    12

    Th

  • BOS–OPO, 11/13/2026 – 11/20/2026: From USD793
    13

    Fr

  • BOS–OPO, 11/14/2026 – 12/05/2026: From USD853
    14

    Sa

  • BOS–OPO, 11/15/2026 – 12/13/2026: From USD793
    15

    Su

  • BOS–OPO, 11/16/2026 – 11/23/2026: From USD803
    16

    Mo

  • BOS–OPO, 11/17/2026 – 12/08/2026: From USD757
    17

    Tu

  • BOS–OPO, 11/18/2026 – 12/16/2026: From USD743
    18

    We

  • BOS–OPO, 11/19/2026 – 11/26/2026: From USD878
    19

    Th

  • BOS–OPO, 11/20/2026 – 12/11/2026: From USD971
    20

    Fr

  • BOS–OPO, 11/21/2026 – 12/12/2026: From USD870
    21

    Sa

  • BOS–OPO, 11/22/2026 – 12/13/2026: From USD796
    22

    Su

  • RangeUSD743-USD971