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SOF (Sofia) to STL (St. Louis) Flights $963.46

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Cheap SOF to STL Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Interesting Facts About Flights from Sofia to St. Louis (SOF to STL)

Question : Do prices fluctuate more for this route than others?
Answer : Flight prices are fluctuating much more for this route than the majority of routes from Bulgaria, as they're ranging anywhere from $917 to $4,457. The further out you book a route, the more likely you are to save.

Question : How many days should you spend in Saint Louis?
Answer : Over the next two months, passengers from SOF to STL are planning on staying for 27 days on average.

Question : Can you cut down on flight costs by changing the day of the week you travel to Saint Louis?
Answer : The best day to fly on a budget this month is Monday. Being flexible with your travel days garners even more savings during booking.

Question : Who's offering the cheapest round-trip flight to Lambert-St. Louis International Airport (STL) over the coming months?
Answer : Air Canada is your best bet for finding that coveted low fare. They're offering fares as low as $917, while prices for other flights are as high as $4,457.

Question : What is the cheapest day to fly in the next four weeks?
Answer : As of Oct 16th, the cheapest day to fly from Sofia to Saint Louis is Nov 7th. Tickets are currently being sold for $917, which is 49% below the average price for this route.