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

Monday, December 21st, 2026

4 round-trip options

Returning
Mon, Dec 28, 20267 Day Trip
$6,680 USD
Returning
Tue, Dec 29, 20268 Day Trip
$6,680 USD
Returning
Thu, Dec 31, 202610 Day Trip
$8,840 USD
Returning
Sat, Jan 2, 202712 Day Trip
$8,854 USD