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

Flight FAQs

From Boston to St Louis

Are flight prices decreasing from Boston to St Louis due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Boston and St Louis for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Are there nonstop flights from Boston to St Louis for under $100 on Cheapflights?

There are no nonstop flights from Boston to St Louis, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Boston to St Louis for under $200?

There are currently just 3 open flights from Boston to St Louis within the next 7 days for less than $200.

What days are nonstop flights available from Boston to St Louis?

Nonstop flights can be found on the following days: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday.

How popular is this flight route?

Flights from Boston Logan Intl to Lambert-St Louis have been viewed 33 times in the past calendar month.

What percent of flights are delayed?

Based on our current data flights from Boston to St Louis are usually on time.

What is the cheapest airline for this route?

When searching, try setting your filters to view flights for Southwest Airlines Co., as currently they have the cheapest options available from Boston to St Louis. On average you can find 54 flights for this flight path daily.

How long does the flight from Boston to St Louis take?

You can expect a flight time of up to 4 hours for nonstop. Airlines will travel a distance of up to 652 miles.

How many flights depart from Boston to St Louis on average per day?

Per day, 6 flights depart from Boston Logan Intl to Lambert-St Louis on average.
Morning (6am - Noon) - 33% of flight departures
Afternoon (Noon - 6pm) - 33% of flight departures
Evening (6pm - Midnight) - 33% of flight departures

Does it rain more in Boston or St Louis?

The rainfall in Boston is generally more than the rainfall in St Louis. This will continue over the next 16 days.

Is Boston weather warmer or cooler than St Louis?

Expect the weather to be around 90 °F on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in St Louis is generally hotter than in Boston.