Miami (MIA) 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.

Why book directly on the KLM website?

Explore the benefits of booking through our website.

No hidden costs icon

No hidden costs

Book with confidence. Our rates hide no unpleasant surprises.

24/7 customer service icon

24/7 customer service

Count on direct, personal support whenever you need it, day or night.

Seamless travel icon

Seamless travel

Enjoy a smooth journey with timely updates and automatic rebooking.

Lowest fares between Miami and Porto

cmp-daily-histogram-bars-legend-min-price-aria-label USD783
cmp-daily-histogram-bars-legend-max-price-aria-label USD1.8K
Displaying fares for September-2026
  • MIA–OPO, 09/07/2026 – 09/21/2026: From USD1,775
    07

    Mo

    SEP

  • MIA–OPO, 09/08/2026 – 09/22/2026: From USD1,118
    08

    Tu

  • MIA–OPO, 09/09/2026 – 09/16/2026: From USD1,125
    09

    We

  • MIA–OPO, 09/10/2026 – 10/01/2026: From USD1,188
    10

    Th

  • MIA–OPO, 09/11/2026 – 09/25/2026: From USD1,195
    11

    Fr

  • MIA–OPO, 09/12/2026 – 09/26/2026: From USD1,248
    12

    Sa

  • MIA–OPO, 09/13/2026 – 09/20/2026: From USD1,185
    13

    Su

  • MIA–OPO, 09/14/2026 – 09/21/2026: From USD1,185
    14

    Mo

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

    Tu

  • MIA–OPO, 09/16/2026 – 10/07/2026: From USD1,125
    16

    We

  • MIA–OPO, 09/17/2026 – 09/24/2026: From USD1,032
    17

    Th

  • MIA–OPO, 09/18/2026 – 09/25/2026: From USD1,311
    18

    Fr

  • MIA–OPO, 09/19/2026 – 09/26/2026: From USD1,087
    19

    Sa

  • MIA–OPO, 09/20/2026 – 09/27/2026: From USD1,157
    20

    Su

  • MIA–OPO, 09/21/2026 – 10/05/2026: From USD1,037
    21

    Mo

  • MIA–OPO, 09/22/2026 – 10/13/2026: From USD967
    22

    Tu

  • MIA–OPO, 09/23/2026 – 10/07/2026: From USD1,024
    23

    We

  • MIA–OPO, 09/24/2026 – 10/01/2026: From USD1,027
    24

    Th

  • MIA–OPO, 09/25/2026 – 10/09/2026: From USD1,044
    25

    Fr

  • MIA–OPO, 09/26/2026 – 10/03/2026: From USD1,087
    26

    Sa

  • MIA–OPO, 09/27/2026 – 10/25/2026: From USD1,150
    27

    Su

  • MIA–OPO, 09/28/2026 – 10/26/2026: From USD1,034
    28

    Mo

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

    Tu

  • MIA–OPO, 09/30/2026 – 10/07/2026: From USD1,178
    30

    We

  • MIA–OPO, 10/01/2026 – 10/29/2026: From USD1,027
    01

    Th

    OCT

  • MIA–OPO, 10/02/2026 – 10/30/2026: From USD1,247
    02

    Fr

  • MIA–OPO, 10/03/2026 – 10/10/2026: From USD1,158
    03

    Sa

  • MIA–OPO, 10/04/2026 – 11/01/2026: From USD974
    04

    Su

  • MIA–OPO, 10/05/2026 – 11/02/2026: From USD840
    05

    Mo

  • MIA–OPO, 10/06/2026 – 11/03/2026: From USD783
    06

    Tu

  • RangeUSD783-USD1,775