$421 Cheap Air Canada flights Seattle (SEA) to Billund (BLL)

View $421 flight on Wed, May 13, 2026Opens 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

$421 Cheap Air Canada flights Seattle (SEA) to Billund (BLL)

Prices were available within the past 7 days and start at $421 for one-way flights and $550 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Mon, Jan 12 - Wed, Jan 28
SEA
Seattle
BLL
Billund
$550 Roundtrip, found 3 days ago
$550
Roundtrip
found 3 days ago
Select Air Canada flight, departing Mon, Jan 12 from Seattle to Billund, returning Wed, Jan 28, priced at $550 found 3 days ago
Air Canada
Tue, Jan 6 - Tue, Jan 13
SEA
Seattle
BLL
Billund
$563 Roundtrip, found 3 days ago
$563
Roundtrip
found 3 days ago
Select Air Canada flight, departing Tue, Jan 6 from Seattle to Billund, returning Tue, Jan 13, priced at $563 found 3 days ago
Air Canada
Wed, Feb 18 - Thu, Feb 26
SEA
Seattle
BLL
Billund
$573 Roundtrip, found 1 hour ago
$573
Roundtrip
found 1 hour ago
Select Air Canada flight, departing Wed, Feb 18 from Seattle to Billund, returning Thu, Feb 26, priced at $573 found 1 hour ago
Flights from Seattle (SEA) to Billund (BLL)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Billund
Airlines serving
Air Canada, Air France, British Airways, Delta, Icelandair, KLM, Lufthansa, Scandinavian Airlines, Turkish Airlines, United
Popular airline
Lufthansa
Distance
4773 mi

Explore a world of travel with Expedia

*Available to One Key members.