$498 Cheap British Airways flights St. Louis (STL) to Billund (BLL)

View $498 flight on Wed, May 13, 2026Opens in a new window

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$498 Cheap British Airways flights St. Louis (STL) to Billund (BLL)

Prices were available within the past 7 days and start at $498 for one-way flights and $735 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Sat, Apr 11 - Sat, Apr 18
STL
St. Louis
BLL
Billund
$735 Roundtrip, found 5 days ago
$735
Roundtrip
found 5 days ago
Select British Airways flight, departing Sat, Apr 11 from St. Louis to Billund, returning Sat, Apr 18, priced at $735 found 5 days ago
British Airways
Sat, Apr 11 - Sat, Apr 18
STL
St. Louis
BLL
Billund
$755 Roundtrip, found 5 days ago
$755
Roundtrip
found 5 days ago
Select British Airways flight, departing Sat, Apr 11 from St. Louis to Billund, returning Sat, Apr 18, priced at $755 found 5 days ago
Flights from St. Louis (STL) to Billund (BLL)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Billund
Airlines serving
Air Canada, Air France, British Airways, Delta, KLM, Lufthansa, Scandinavian Airlines
Popular airline
Air France
Distance
4393 mi

Frequently asked questions

How much is a British Airways flight from Lambert-St. Louis Intl. Airport (STL) to Billund Airport (BLL)?
Scoring cheap one-way British Airways flights from STL to BLL from $498 on Expedia couldn't be easier --- just filter by "Price (lowest to highest)." Or check out our budget-friendly return fares from $735 for your next exciting adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from STL to BLL with British Airways?
Look for return or one-way flights to Billund in January or February. You could find an affordable fare with British Airways during these off-peak times.
What is the cheapest time to book flights from Lambert-St. Louis Intl. Airport (STL) to Billund Airport (BLL) with British Airways?
To get cheap flights from STL to BLL with British Airways, begin searching about one month before your intended departure. You can save 17% when you lock in your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another useful tip? Booking on Sunday offers average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does British Airways fly nonstop from Lambert-St. Louis Intl. Airport (STL) to Billund Airport (BLL)?
To figure out if there's a direct journey from STL to BLL with British Airways or other airlines, check the "Nonstop" filter when browsing for flights.
What is the earliest British Airways flight from STL to BLL?
Search British Airways's earliest flights from STL to BLL by using the "Early Morning" and "Morning" filters. Not only will you arrive sooner, early departures are also 20% less likely to be canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does British Airways fly into in Billund?
Get on a British Airways flight from Lambert-St. Louis Intl. Airport (STL) to Billund, and you'll most likely come in to Billund Airport (BLL). This is the airline's primary hub in this city.
What kind of luggage can I take on a British Airways flight from Lambert-St. Louis Intl. Airport (STL) to Billund Airport (BLL)?
British Airways allows passengers to bring 1 checked-in bag weighing up to 50 lb with dimensions not exceeding 29 inches x 15 inches x 16 inches on standard economy flights from STL to BLL. You can also bring 2 cabin bags in the cabin. This hand luggage must not exceed 19 inches x 9 inches x 17 inches and weigh no more than 50 lb. Baggage policies can differ based on your cabin class and fare type, so double-check your booking or British Airways's website to avoid paying extra costs at the airport.
Why fly with British Airways from STL to BLL?
Offering a 4-star airline rating and top-tier customer service, British Airways is a popular option for many travelers heading from STL to BLL. Plus, if you're a British Airways Executive Club and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which you can put toward future getaways.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my British Airways flight from Lambert-St. Louis Intl. Airport (STL) to Billund Airport (BLL)?
In most cases, you can cancel or modify your flight, although there may be additional charges if your booking was made more than 24 hours ago. Need to keep your options open? Use Expedia's "No cancel fee" or "Changes included" filter to find flights that won't charge you extra if you need to revise your plans. To modify your itinerary, go to "Trips," select your flight and click on "Manage Booking" for more details.

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*Available to One Key members.