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

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The best prices from St Louis to Boston are usually found in January or November, booked 54 days in advance, depart on a Tuesday or Thursday and return on a Friday

STL - BOS
Price
$188 - $299
BOS
Temperature
39.2 - 84.2 °F
BOS
Rainfall
2.8 - 3.9 inches
Popular in August High demand for flights, 14% potential price rise
Cheapest in January Best time to find cheap flights, 27% potential price drop
Average price $271 Average for round-trip flights in March 2020
Round-trip from $188 From St Louis to Boston

Cheap flights from St Louis to Boston in April 2020

The best prices found for STL to BOS flights for April
24 Apr - 27 Apr
$137pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis
10 Apr - 17 Apr
$138pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis
3 Apr - 20 Apr
$140pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis

St Louis to Boston 2020 flight deals

Cheap flights to Boston from St Louis found for this year
8 May - 11 May
$131pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis
21 May - 25 May
$135pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis
7 May - 10 May
$140pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis

Last minute flights from St Louis to Boston

Late deals on round-trip flights to Boston from St Louis, departing today and this week
26 Mar - 29 Mar
$153pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis
27 Mar - 30 Mar
$185pp
STL
Lambert-St Louis
Delta
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Delta
 
1 STOP
STL
Lambert-St Louis
1 Apr - 3 Apr
$339pp
STL
Lambert-St Louis
Delta
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Delta
 
1 STOP
STL
Lambert-St Louis

Alternative routes for St Louis to Boston

Destination information for Boston

Things to know before you go. Useful info for your trip from St Louis to Boston
Average temperature for March in Boston
48.2 °F
Avg rainfall for March in Boston
3.9 ″

Airports servicing St. Louis

Airports servicing Boston

Weekly flight availability
from St Louis to Boston
Sunday
4 daily flights
Monday
4 daily flights
Tuesday
4 daily flights
Wednesday
4 daily flights
Thursday
4 daily flights
Friday
4 daily flights
Saturday
1 daily flight

Related info for your journey

Useful info, stats and facts about St Louis to Boston flights.

Flight FAQs

From St Louis to Boston

Are flight prices decreasing from St Louis to Boston 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 St Louis and Boston 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 St Louis to Boston for under $200 on Cheapflights?

Cheapflights has 3 direct flights from St Louis to Boston under $200. A good price for a nonstop flight from St Louis to Boston is less than $138.

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

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

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

You can find nonstop flights on the following days: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday.

How popular is this flight route?

Within the past month, 51 users have taken a look at flights from Lambert-St Louis to Boston Logan Intl.

What percent of flights are delayed?

Flights from St Louis to Boston are usually on time.

What is the cheapest airline for this route?

While looking for the best option consider Southwest Airlines Co., our data currently shows that they have the cheapest flight available for the flight path. When traveling from St Louis to Boston, generally 54 flights depart for this route daily.

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

You can expect a flight time of up to 3 hours for nonstop. Airlines will travel a distance of up to 652 miles.

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

On average 6 flights depart from Lambert-St Louis to Boston Logan Intl per day.
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 St Louis or Boston?

St Louis will have the same amount of rainfall in 1 compared to Boston over the next 15 days.

Is St Louis weather warmer or cooler than Boston?

You can imagine temperatures to be in the 90 °F range in July. The weather in Boston is generally colder than St Louis's. As flight availability is subject to become more limited as peak season approaches it is ideal to book in a timely manner.