$455 Cheap KLM flights Denver (DEN) to Billund (BLL)

View $455 flight on Sun, Nov 9, 2025Opens in a new window
    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

$455 Cheap KLM flights Denver (DEN) to Billund (BLL)

Prices were available within the past 7 days and start at $455 for one-way flights and $688 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

KLM
Sun, Oct 12 - Fri, Oct 31
DEN
Denver
BLL
Billund
$688 Roundtrip, found 2 hours ago
$688
Roundtrip
found 2 hours ago
Select KLM flight, departing Sun, Oct 12 from Denver to Billund, returning Fri, Oct 31, priced at $688 found 2 hours ago
Flights from Denver (DEN) to Billund (BLL)
Origin airport
Denver Intl.
Destination airport
Billund
Airlines serving
Air Canada, Air France, British Airways, Delta, Finnair, KLM, Lufthansa, Scandinavian Airlines, United
Popular airline
Lufthansa
Distance
4781 mi

Explore a world of travel with Expedia

*Available to One Key members.