Madrid (MAD) to Singapore (SIN) flight deal in first from $3,733

Sunday, September 20th, 2026

5 round-trip options

Returning
Mon, Sep 28, 20268 Day Trip
$8,068 USD
Returning
Tue, Sep 29, 20269 Day Trip
$5,907 USD
Returning
Fri, Oct 2, 202612 Day Trip
$7,352 USD
Returning
Sat, Oct 3, 202613 Day Trip
$5,921 USD
Returning
Sun, Oct 4, 202614 Day Trip
$8,082 USD