Atlanta (ATL) to Porto (OPO) flights from USD698

*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 Atlanta and Porto

cmp-daily-histogram-bars-legend-min-price-aria-label USD728
cmp-daily-histogram-bars-legend-max-price-aria-label USD1.2K
Displaying fares for September-2026
  • ATL–OPO, 09/12/2026 – 09/19/2026: From USD1,248
    12

    Sa

    SEP

  • ATL–OPO, 09/13/2026 – 09/20/2026: From USD1,178
    13

    Su

  • ATL–OPO, 09/14/2026 – 10/12/2026: From USD1,118
    14

    Mo

  • ATL–OPO, 09/15/2026 – 10/13/2026: From USD1,118
    15

    Tu

  • ATL–OPO, 09/16/2026 – 09/30/2026: From USD1,118
    16

    We

  • ATL–OPO, 09/17/2026 – 09/24/2026: From USD1,027
    17

    Th

  • ATL–OPO, 09/18/2026 – 09/21/2026: From USD1,172
    18

    Fr

  • ATL–OPO, 09/19/2026 – 10/10/2026: From USD1,094
    19

    Sa

  • ATL–OPO, 09/20/2026 – 09/27/2026: From USD1,027
    20

    Su

  • ATL–OPO, 09/21/2026 – 10/05/2026: From USD967
    21

    Mo

  • ATL–OPO, 09/22/2026 – 09/29/2026: From USD967
    22

    Tu

  • ATL–OPO, 09/23/2026 – 09/30/2026: From USD971
    23

    We

  • ATL–OPO, 09/24/2026 – 10/08/2026: From USD1,027
    24

    Th

  • ATL–OPO, 09/25/2026 – 10/02/2026: From USD1,032
    25

    Fr

  • ATL–OPO, 09/26/2026 – 10/24/2026: From USD1,087
    26

    Sa

  • ATL–OPO, 09/27/2026 – 10/04/2026: From USD1,172
    27

    Su

  • ATL–OPO, 09/28/2026 – 10/05/2026: From USD967
    28

    Mo

  • ATL–OPO, 09/29/2026 – 10/13/2026: From USD967
    29

    Tu

  • ATL–OPO, 09/30/2026 – 10/07/2026: From USD971
    30

    We

  • ATL–OPO, 10/01/2026 – 10/22/2026: From USD1,068
    01

    Th

    OCT

  • ATL–OPO, 10/02/2026 – 10/05/2026: From USD988
    02

    Fr

  • ATL–OPO, 10/03/2026 – 10/31/2026: From USD878
    03

    Sa

  • ATL–OPO, 10/04/2026 – 11/01/2026: From USD876
    04

    Su

  • ATL–OPO, 10/05/2026 – 10/12/2026: From USD758
    05

    Mo

  • ATL–OPO, 10/06/2026 – 11/03/2026: From USD728
    06

    Tu

  • ATL–OPO, 10/07/2026 – 11/04/2026: From USD728
    07

    We

  • ATL–OPO, 10/08/2026 – 11/05/2026: From USD1,101
    08

    Th

  • ATL–OPO, 10/09/2026 – 11/06/2026: From USD1,238
    09

    Fr

  • ATL–OPO, 10/10/2026 – 11/07/2026: From USD838
    10

    Sa

  • ATL–OPO, 10/11/2026 – 11/08/2026: From USD778
    11

    Su

  • RangeUSD728-USD1,248