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

Wednesday, December 30th, 2026

9 round-trip options

Returning
Mon, Jan 4, 20275 Day Trip
$3,405 USD
Returning
Wed, Jan 6, 20277 Day Trip
$1,847 USD
Returning
Thu, Jan 7, 20278 Day Trip
$2,264 USD
Returning
Fri, Jan 8, 20279 Day Trip
$820 USD
Returning
Sat, Jan 9, 202710 Day Trip
$2,723 USD
Returning
Sun, Jan 10, 202711 Day Trip
$820 USD
Returning
Mon, Jan 11, 202712 Day Trip
$778 USD
Returning
Tue, Jan 12, 202713 Day Trip
$2,257 USD
Returning
Wed, Jan 13, 202714 Day Trip
$788 USD