Cheap flights from St. Louis (STL) to Boston (BOS)

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Lowest round trip fares by airline from St. Louis and Boston

Cheapest prices ($59 One Way, $206 Round Trip) found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Fly From St. Louis to Boston

Origin
St. Louis
Destination
Boston
Number of Daily Flights
4
Earliest Flight Departure Date
Dec 31
Latest Flight Departure Date
Dec 31
Popular Airlines
American Airlines

St. Louis to Boston

Cheap flights from St. Louis to Boston

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*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.