New York (JFK) to Porto (OPO) flights from USD735

*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 New York and Porto

cmp-daily-histogram-bars-legend-min-price-aria-label USD874
cmp-daily-histogram-bars-legend-max-price-aria-label USD2.0K
Displaying fares for August-2026
  • JFK–OPO, 08/23/2026 – 09/13/2026: From USD2,015
    23

    Su

    AUG

  • JFK–OPO, 08/24/2026 – 09/14/2026: From USD1,980
    24

    Mo

  • JFK–OPO, 08/25/2026 – 09/08/2026: From USD1,920
    25

    Tu

  • JFK–OPO, 08/26/2026 – 09/23/2026: From USD1,920
    26

    We

  • JFK–OPO, 08/27/2026 – 09/10/2026: From USD1,990
    27

    Th

  • JFK–OPO, 08/28/2026 – 09/11/2026: From USD1,885
    28

    Fr

  • JFK–OPO, 08/29/2026 – 09/01/2026: From USD1,904
    29

    Sa

  • JFK–OPO, 08/30/2026 – 09/06/2026: From USD1,875
    30

    Su

  • JFK–OPO, 08/31/2026 – 09/07/2026: From USD1,875
    31

    Mo

  • JFK–OPO, 09/01/2026 – 09/08/2026: From USD1,815
    01

    Tu

    SEP

  • JFK–OPO, 09/02/2026 – 09/09/2026: From USD1,815
    02

    We

  • JFK–OPO, 09/03/2026 – 09/17/2026: From USD1,885
    03

    Th

  • JFK–OPO, 09/04/2026 – 10/02/2026: From USD1,885
    04

    Fr

  • JFK–OPO, 09/05/2026 – 09/08/2026: From USD1,904
    05

    Sa

  • JFK–OPO, 09/06/2026 – 10/04/2026: From USD923
    06

    Su

  • JFK–OPO, 09/07/2026 – 09/21/2026: From USD904
    07

    Mo

  • JFK–OPO, 09/08/2026 – 09/15/2026: From USD935
    08

    Tu

  • JFK–OPO, 09/09/2026 – 09/30/2026: From USD904
    09

    We

  • JFK–OPO, 09/10/2026 – 09/17/2026: From USD923
    10

    Th

  • JFK–OPO, 09/11/2026 – 09/18/2026: From USD904
    11

    Fr

  • JFK–OPO, 09/12/2026 – 09/19/2026: From USD904
    12

    Sa

  • JFK–OPO, 09/13/2026 – 10/04/2026: From USD904
    13

    Su

  • JFK–OPO, 09/14/2026 – 10/12/2026: From USD904
    14

    Mo

  • JFK–OPO, 09/15/2026 – 09/29/2026: From USD923
    15

    Tu

  • JFK–OPO, 09/16/2026 – 09/23/2026: From USD935
    16

    We

  • JFK–OPO, 09/17/2026 – 10/01/2026: From USD935
    17

    Th

  • JFK–OPO, 09/18/2026 – 09/25/2026: From USD1,013
    18

    Fr

  • JFK–OPO, 09/19/2026 – 09/26/2026: From USD938
    19

    Sa

  • JFK–OPO, 09/20/2026 – 10/04/2026: From USD911
    20

    Su

  • JFK–OPO, 09/21/2026 – 10/05/2026: From USD874
    21

    Mo

  • JFK–OPO, 09/22/2026 – 09/29/2026: From USD881
    22

    Tu

  • RangeUSD874-USD2,015