Price observed over the last 3 months for a round trip.
Compare all flight tickets and find cheap flights from St Louis to Boston
Cheapest flight tickets
$311
Average price of a round trip
$364
Average flight ticket price recorded over the last 3 months for a round trip.
Flight duration
2h48
A flight from St Louis to Boston takes on average 2h48.
Best time
August
According to user searches, the ideal month to go to Boston is August.
Tips for finding a cheap flight from St Louis to Boston
Check out our tips for booking your flight to Boston (USA) from St Louis (USA) at the cheapest possible price.
Usually, the cheapest month to pick up a ticket on this route is November, with an average flight ticket price of $326 (calculation over the last two years). The most touristic season corresponds to the months of October, November and September.
For the cheapest flights, it is advisable to buy your ticket at least 42 days before the departure date.
The airline offering the cheapest flight tickets is American Airlines. A ticket from the airline American Airlines to Boston costs on average $322.
The airlines that offer the most flights are American Airlines, Southwest Airlines and American Airlines.
Price of flight tickets from St Louis to Boston
Here is some information and tips to know before booking your flight:
- Flight ticket prices range from $311 to $703
- The average price of a flight ticket is about $364
- Prices are lowest for stays in the month of November
- The month in which booking a ticket is cheaper is: October
info departure city :
St Louis, USA
airports :
Lambert-St. Louis International Airport (STL)
St. Louis Downtown Airport (CPS)
Spirit of St. Louis Airport (SUS)
local time :
St Louis is a city in the country USA, the time zone is [[timezone]]. In St Louis, it is currently {fromLocalTime}, the temperature is on average 23°C, with a minimum of 18°C and a maximum of 26°C.
The city of St Louis has 3 airport(s): Lambert-St. Louis, St. Louis Downtown and Spirit of St. Louis
destination info :
Boston, USA
airport :
Boston-Logan International Airport (BOS)
local time :
Boston is in the country USA, the time zone is [[timezone]]. In Boston, it is currently {toLocalTime}, the temperature is on average 14°C, with a minimum of 10°C and a maximum of 17°C.
The city of Boston has 1 airport(s): Boston-Logan
Useful info about Boston
What is the least touristic period to go to Boston?
If you want to visit Boston during the least touristic period, choose the month of August.
What is the most popular time to travel to Boston?
In Boston, the most popular month is October. It is during this period that the prices offered by airlines are also the highest.
When should I book my flight from St Louis to Boston?
According to our data, it is recommended to book your flight 42 days before your departure. If you book your flight ticket 7 weeks before your departure, you may find a price below average. You can also choose morning flights that are 100% cheaper than afternoon and evening flights. The cheapest day to book a flight from St Louis to Boston is Saturday.
What are the arrival and destination airports when traveling between St Louis and Boston?
When you leave, you can leave from Lambert-St. Louis, and you will arrive at Boston-Logan.
How to reach St Louis airport from the city centre?
The airport Lambert-St. Louis is located 20 km, St. Louis Downtown is located 7 km or Spirit of St. Louis is located 45 km from the city centre. You can access it by using public transportation, taking a taxi, or renting a car.
Are there other means of transportation to go from St Louis to Boston?
Airplane is the only means of transportation listed on Liligo for this journey.
Are there big differences in weather between St Louis and Boston?
In summer, the average temperature is 22°C in Boston and 25°C in St Louis. The average rainfall in summer is 106 mm in Boston and 135 mm in St Louis. In summer, it is warmer in St Louis and it rains less in Boston. In winter, it is colder in St Louis and it rains more in Boston.
