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Cheapest return flights from Philadelphia (PHL) to Billund (BLL), September

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Dates, airline, and price
Dates	Airline	Price
02 Sep 23 Sep	jetBlue
02 Sep 30 Sep	Frontier Airlines
01 Sep 16 Sep	Lufthansa
09 Sep 30 Sep	Lufthansa
01 Sep 24 Sep	Lufthansa
02 Sep 29 Sep	Lufthansa
01 Sep 22 Sep	British Airways
02 Sep 08 Sep	British Airways
02 Sep 14 Sep	British Airways
08 Sep 29 Sep	British Airways
23 Sep 21 Oct	United

deals for one-way flights from Philadelphia to Billund in September.

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Updated May 26, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest return flights from Philadelphia (PHL) to Billund (BLL), September

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