To save up to 86% on this flight, we recommend booking at least 54 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from St. Louis to Bulgaria from $1,291 1-2 weeks out and tickets from $1,844 for flights departing within the next 72 hours.
The best pricing can be found in the month of January. Prices to Bulgaria from St. Louis average $865. You can even find prices in January for less than $865, as users have found deals to Bulgaria from as low as $592. The month of June appears to be one of the more expensive times to travel to Bulgaria from St. Louis. Flying in the targeted month can save you up to 36%.
When flying from St. Louis to Bulgaria, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Lambert-St Louis
Sofia
2 stops
15h 42mSofia
Lambert-St Louis
2 stops
36h 19mMultiple Airlines
Lambert-St Louis
Sofia
1 stop
18h 10mSofia
Lambert-St Louis
2 stops
29h 42mMultiple Airlines
Lambert-St Louis
Sofia
1 stop
18h 10mSofia
Lambert-St Louis
1 stop
33h 50mLufthansa
Lambert-St Louis
Sofia
2 stops
15h 42mSofia
Lambert-St Louis
2 stops
36h 19mMultiple Airlines
Lambert-St Louis
Sofia
1 stop
18h 10mSofia
Lambert-St Louis
2 stops
29h 42mMultiple Airlines
Lambert-St Louis
Sofia
1 stop
18h 10mSofia
Lambert-St Louis
1 stop
33h 50mLufthansa
Lambert-St Louis
Sofia
3 stops
44h 04mMultiple Airlines
Lambert-St Louis
Sofia
3 stops
44h 04mMultiple Airlines
Lambert-St Louis
Sofia
3 stops
43h 58mMultiple Airlines
Located just 12.7 mi from the city center, Lambert-St Louis (STL) is the airport most travelers will use when flying to Bulgaria from St. Louis.
Some of the carriers operating flights from Lambert-St Louis to Bulgaria that may be offering flexible cancellation policies are Lufthansa, United Airlines, and KLM. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.
$728 is the cheapest one-way deal found within the past few days, from Lufthansa. You may also be able to find cheap deals on Delta and American Airlines, with prices starting from $892 and $2,682, respectively.
Consider American Airlines, Air France or British Airways when booking your flight. These represent the most popular airlines when flying from St. Louis to Bulgaria.
On average you can expect to pay $875 for a flight from St. Louis to Bulgaria. The cheapest flight overall is $777 while the most popular route, (Lambert-St Louis - Sofia) is currently priced at $1,939.