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Search Cheap Flights from Boston to St Louis

Find exclusive flight deals from Boston (BOS) to St Louis (STL) on OneTravel. Plan your trip with OneTravel and save big. Book now and let the savings pour in.


Kick off a Salt Lake City vacation and spend time visiting all of the wonderful sights and attractions. Check out collections at the Utah Museum of Fine Art and take kids to a show at the Clark Planetarium. For an outdoor afternoon, enjoy the tranquility of the International Peace Gardens or spend time touring the Kennecott's Bingham Canyon Mine. There’s so much to see! To reach Salt Lake City, UT from Portland, MD you may choose amongst the top carriers, including Delta, Midwest, and Alaska Airlines. The average flight time to reach Salt Lake City from Portland is four hours and forty five minutes.

    Boston to St Louis Flight Route Facts

  • In last 30 days, what is the %age of STL visitors who spent less than 3 days in the city?100.00 %
  • Name the airport nearby STL? Lambert Saint Louis International Airport
  • Name the airports nearby BOS? Logan International Airport