Flights from Saint Louis to Sofia – Airlines & connecting routes
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STL to SOF – All flight route options from Saint Louis Airport, Missouri, USA to Sofia Airport, Bulgaria. These flights are operated by Lufthansa & United Airlines through 1 different flight connections. The shortest flight time is 13 hours and 45 minutes. See the full flight schedule and time table, including departure times, airlines and stopover details to find the best option for you.
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Saint Louis to Sofia flights
This route has approximately 4 flights per week. You will be doing a stopover in Frankfurt (Airport code: FRA).
Are there any non-stop flights from STL to SOF?
There are no direct or non-stop flights from Saint Louis Airport, STL to Sofia Airport, SOF.
Saint Louis to Sofia with Lufthansa
If you fly from Saint Louis with Lufthansa you will do a stopover in Frankfurt, FRA before reaching Sofia. This flight trip will take 13 hours and 45 minutes and you can fly every Wednesday or Friday with departures at 15:30, 15:50 or 16:50. Lufthansa is a Star Alliance member.
Distance & flight times: Saint Louis Airport to Sofia Airport
The flight time between STL and SOF is 13 hours and 45 minutes.
Via | Total flight time | Layover time | Distance |
---|---|---|---|
FRA Frankfurt | 13h 45m | 2h 50m | 5478 miles (8814 km) |



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From USA to Sofia
Below is a list of other cities in USA with flights to Sofia with either non-stop or connecting flights.