Portland (PDX) to Billund (BLL) flight deal in economy from $602

Wednesday, December 16th, 2026

9 round-trip options

Returning
Mon, Dec 21, 20265 Day Trip
$1,544 USD
Returning
Wed, Dec 23, 20267 Day Trip
$1,494 USD
Returning
Thu, Dec 24, 20268 Day Trip
$2,916 USD
Returning
Fri, Dec 25, 20269 Day Trip
$1,060 USD
Returning
Sat, Dec 26, 202610 Day Trip
$2,179 USD
Returning
Sun, Dec 27, 202611 Day Trip
$1,429 USD
Returning
Mon, Dec 28, 202612 Day Trip
$1,429 USD
Returning
Tue, Dec 29, 202613 Day Trip
$2,439 USD
Returning
Wed, Dec 30, 202614 Day Trip
$1,429 USD