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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

  • What is the cheapest return flight price from BOS to STL?


  • What is the fare range for flights from BOS to STL?

    $205 - $525

  • When does the earliest flight depart BOS?

    5:40AM Southwest Airlines Flight #4909

  • When does the latest flight depart STL?

    5:40AM Southwest Airlines Flight #4909

  • Which is the busiest month to travel from Boston to St Louis?


  • Which is the least-busy month to travel from BOS to STL?


  • What is the travel distance between Boston and St Louis?

    1,042 miles

  • Which is the busiest day in terms of passengers flying from BOS to STL?


  • Which airport is located close to STL?

    Lambert Saint Louis International Airport

  • Which airport is located close to BOS?

    Logan International Airport

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