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

Monday, December 14th, 2026

4 round-trip options

Returning
Mon, Dec 21, 20267 Day Trip
$4,521 USD
Returning
Tue, Dec 22, 20268 Day Trip
$4,521 USD
Returning
Thu, Dec 24, 202610 Day Trip
$4,522 USD
Returning
Sat, Dec 26, 202612 Day Trip
$4,537 USD