$2,249 Cheap Finnair flights Washington (IAD) to Billund (BLL)

View $2,249 flight on Mon, Sep 8, 2025Opens in a new window

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

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

$2,249 Cheap Finnair flights Washington (IAD) to Billund (BLL)

Prices were available within the past 7 days and start at $2,249 for one-way flights and $1,855 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Finnair
Mon, Jun 15 - Thu, Jun 18
IAD
Washington
BLL
Billund
$1,855 Roundtrip, found 2 hours ago
$1,855
Roundtrip
found 2 hours ago
Select Finnair flight, departing Mon, Jun 15 from Washington to Billund, returning Thu, Jun 18, priced at $1,855 found 2 hours ago
Flights from Washington (IAD) to Billund (BLL)
Origin airport
Washington Dulles Intl.
Destination airport
Billund
Airlines serving
Air Canada, Air France, British Airways, Delta, KLM, Lufthansa, Scandinavian Airlines, United
Popular airline
Scandinavian Airlines
Distance
3933 mi

Explore a world of travel with Expedia

*Available to One Key members.