The cheapest times to fly from GRO to BLL are

  • August 13th to October 14th (except the weeks of September 17th and October 1st)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from GRO to BLL is mid to late August. Prices can be as high as $379 for Saturday flights during mid July, or as low as $72 for Tuesday flights around mid to late August.


When to Fly to Billund

Flying from Gerona (GRO) to Billund (BLL) will usually cost between $83 to $352 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid to late August with an average ticket price of $80. Due to high demand the most expensive time to fly is mid July, with an average price of $312. Planning your trip to low-cost times can easily save you $231 on economy flights and even more on first-class flights. Generally, any price below $116 can be considered a good price for a round-trip GRO to BLL flight.

See below for a graph of average weekly prices for the GRO to BLL route. All prices are for round-trip tickets in USD.

GRO to BLL Flight Prices

Compared to other flights, the GRO to BLL flight is much cheaper than the average and costs much less than the average flight leaving from Girona. The average price per mile (for a direct flight) is $0.07, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Saturdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $61 (30%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $140. Return trip prices are from the BLL to GRO flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from GRO to BLL can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 2 hour 47 minutes may be realistic.


Flight Questions Answered

Still have questions about flying from GRO to BLL? We’ve got answers.

Which airlines fly this route?

You can find 2 major airlines flying this route most often: Brussels Airlines, Ryanair, and potentially more during busy seasons.

How far away is it from Billund Airport to Gerona Costa Brava Airport?

The distance between the two airports is roughly 998 miles or 1606 kilometers.

How long does it take to fly from GRO to BLL?

The real-world flight time for a nonstop GRO to BLL flight is about 2 hour 47 minutes.

How many flights go between Gerona and Billund?

It depends on the day of the week and the date, but a typical day might have around 23 available flights from GRO to BLL.


Airport Location Info


Departing Airport

Origination code GRO
Origination airport name Gerona Costa Brava Airport
City Gerona
Country Spain
Latitude 41.9
Longitude 2.8

Return Airport

Destination code BLL
Destination airport name Billund Airport
City Billund
Country Denmark
Latitude 55.7
Longitude 9.2


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.