Porto (OPO) to Singapore (SIN) flights from EUR709

*Modifying this information may result in a different fare

*All amounts are in EUR. 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. 

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 Porto and Singapore

cmp-daily-histogram-bars-legend-min-price-aria-label EUR709
cmp-daily-histogram-bars-legend-max-price-aria-label EUR1.5K
Displaying fares for October-2026
  • OPO–SIN, 05/10/2026 – 19/10/2026: From EUR1,472
    05

    Mo

    OCT

  • OPO–SIN, 06/10/2026 – 27/10/2026: From EUR1,194
    06

    Tu

  • OPO–SIN, 07/10/2026 – 21/10/2026: From EUR1,177
    07

    We

  • OPO–SIN, 08/10/2026 – 15/10/2026: From EUR1,086
    08

    Th

  • OPO–SIN, 09/10/2026 – 16/10/2026: From EUR1,081
    09

    Fr

  • OPO–SIN, 10/10/2026 – 07/11/2026: From EUR1,220
    10

    Sa

  • OPO–SIN, 11/10/2026 – 18/10/2026: From EUR1,393
    11

    Su

  • OPO–SIN, 12/10/2026 – 19/10/2026: From EUR994
    12

    Mo

  • OPO–SIN, 13/10/2026 – 20/10/2026: From EUR989
    13

    Tu

  • OPO–SIN, 14/10/2026 – 04/11/2026: From EUR1,006
    14

    We

  • OPO–SIN, 15/10/2026 – 12/11/2026: From EUR919
    15

    Th

  • OPO–SIN, 16/10/2026 – 06/11/2026: From EUR1,393
    16

    Fr

  • OPO–SIN, 17/10/2026 – 07/11/2026: From EUR1,413
    17

    Sa

  • OPO–SIN, 18/10/2026 – 08/11/2026: From EUR1,253
    18

    Su

  • OPO–SIN, 19/10/2026 – 02/11/2026: From EUR904
    19

    Mo

  • OPO–SIN, 20/10/2026 – 03/11/2026: From EUR878
    20

    Tu

  • OPO–SIN, 21/10/2026 – 04/11/2026: From EUR1,106
    21

    We

  • OPO–SIN, 22/10/2026 – 05/11/2026: From EUR1,010
    22

    Th

  • OPO–SIN, 23/10/2026 – 06/11/2026: From EUR1,078
    23

    Fr

  • OPO–SIN, 24/10/2026 – 07/11/2026: From EUR1,044
    24

    Sa

  • OPO–SIN, 25/10/2026 – 15/11/2026: From EUR1,068
    25

    Su

  • OPO–SIN, 26/10/2026 – 16/11/2026: From EUR718
    26

    Mo

  • OPO–SIN, 27/10/2026 – 24/11/2026: From EUR709
    27

    Tu

  • OPO–SIN, 28/10/2026 – 11/11/2026: From EUR800
    28

    We

  • OPO–SIN, 29/10/2026 – 05/11/2026: From EUR954
    29

    Th

  • OPO–SIN, 30/10/2026 – 13/11/2026: From EUR1,393
    30

    Fr

  • OPO–SIN, 31/10/2026 – 07/11/2026: From EUR1,194
    31

    Sa

  • OPO–SIN, 01/11/2026 – 15/11/2026: From EUR872
    01

    Su

    NOV

  • OPO–SIN, 02/11/2026 – 30/11/2026: From EUR715
    02

    Mo

  • OPO–SIN, 03/11/2026 – 24/11/2026: From EUR736
    03

    Tu

  • OPO–SIN, 04/11/2026 – 25/11/2026: From EUR709
    04

    We

  • RangeEUR709-EUR1,472