Book cheap flights from Belfast to Billund with Netflights. If you can’t find what you’re looking for, simply adjust the filters to widen your search.
But when you fly is just as important as who you fly with. If you're flexible on dates, try searching by month to see when the cheapest flights are.
Another way to get a cheap flight is to book last minute – but this does mean you may not be able to get the exact flights you want.
Did you know you can also compare car hire and hotel prices in Denmark with Netflights? Take a look to get an idea of prices in Billund.
