Seattle / Tacoma (SEA) to Singapore (SIN) flight deal in economy from $887

Friday, December 25th, 2026

7 round-trip options

Returning
Wed, Dec 30, 20265 Day Trip
$2,242 USD
Returning
Thu, Dec 31, 20266 Day Trip
$2,226 USD
Returning
Fri, Jan 1, 20277 Day Trip
$1,633 USD
Returning
Sat, Jan 2, 20278 Day Trip
$2,576 USD
Returning
Mon, Jan 4, 202710 Day Trip
$2,542 USD
Returning
Tue, Jan 5, 202711 Day Trip
$2,542 USD
Returning
Wed, Jan 6, 202712 Day Trip
$2,542 USD