Price observed over the last 3 months for a round trip.

Cheapest flight tickets
Price observed over the last 3 months for a round trip.
Average price of a round trip
Average flight ticket price recorded over the last 3 months for a round trip.
Flight duration
A flight from Baltimore to St Louis takes on average 17h12.
Best time
According to user searches, the ideal month to go to St Louis is August.
Check out our tips for booking your flight to St Louis (USA) from Baltimore (USA) at the cheapest possible price.
Usually, the cheapest month to pick up a ticket on this route is October, with an average flight ticket price of $144 (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 27 days before the departure date.
The airline offering the cheapest flight tickets is Frontier Airlines. A ticket from the airline Frontier Airlines to St Louis costs on average $153.
The airlines that offer the most flights are .
Here is some information and tips to know before booking your flight:
Baltimore is a city in the country USA, the time zone is [[timezone]]. In Baltimore, it is currently {fromLocalTime}, the temperature is on average 13°C, with a minimum of 9°C and a maximum of 18°C.
The city of Baltimore has 1 airport(s): Baltimore/Washington Thurgood Marshall
St Louis is in the country USA, the time zone is [[timezone]]. In St Louis, it is currently {toLocalTime}, the temperature is on average 16°C, with a minimum of 10°C and a maximum of 22°C.
The city of St Louis has 3 airport(s): Lambert-St. Louis, St. Louis Downtown and Spirit of St. Louis
If you want to visit St Louis during the least touristic period, choose the month of August.
In St Louis, the most popular month is October. It is during this period that the prices offered by airlines are also the highest.
According to our data, it is recommended to book your flight 27 days before your departure. If you book your flight ticket 4 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 Baltimore to St Louis is Friday.
When you leave, you can leave from Baltimore/Washington Thurgood Marshall, and you will arrive at Lambert-St. Louis.
This information is not available at this time.
Airplane is the only means of transportation listed on Liligo for this journey.
In summer, the average temperature is 25°C in St Louis and 24°C in Baltimore. The average rainfall in summer is 135 mm in St Louis and 141 mm in Baltimore. In summer, it is warmer in St Louis and it rains less in St Louis. In winter, it is colder in St Louis and it rains more in Baltimore.