Direct (non-stop) flights from Saint Louis (STL) to Boston (BOS)
Find comprehensive flight information, schedules, and booking details for direct flights from Saint Louis (STL), US to Boston (BOS), US. This popular route is operated by 2 airlines, offering multiple daily departures.• Flight Duration: 2h 25m - 2h 43m (average flight time)• Distance: 1049 miles (1688 km) (air miles between airports)• Daily Flights: 3-7 flights (scheduled departures per day)
Saint Louis (STL)
US
Boston (BOS)
US
FLIGHT TIME
2h 25m - 2h 43m
FLIGHT DISTANCE
1049 miles (1688 km)
2h 30m - 2h 39m
07:50
20:40
1049 miles (1688 km)
January
2 (Show)
45
Terminal 2 & Terminal 1 (Saint Louis (STL))
Terminal B (Boston (BOS))
Flight Schedule
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Airlines Operating This Route
Southwest Airlines (WN), American Airlines (AA)
Click any airline to view their specific flight schedules, policies, and route details for this connection. You can also explore flights from Saint Louis (STL) and flights to Boston (BOS).
Route Insights
Route Demand
With 45 weekly flights, this route maintains steady demand throughout the week, providing travelers with frequent scheduling options.
Route Importance
Multiple airlines compete on this route (2 carriers), indicating its significance in connecting St Louis (STL) and Boston (BOS). This competition often leads to competitive pricing and multiple daily departure options.
Best Time to Fly
Best Value Period
January typically offers the best value for travelers, with lower average fares compared to peak travel periods.
Price Trends
Price variation throughout the year is significant, with Jan being the most affordable month and prices increasing during peak travel seasons.
Distance & Duration Explained
Route Distance
At 1049 miles (1688 km), this is an ultra-long-haul route between St Louis (STL) and Boston (BOS), requiring larger aircraft and extended flight times.
Flight Duration
Flight duration averages 2h 25m - 2h 43m, with actual times ranging from 2h 30m - 2h 39m depending on aircraft type, wind conditions, and routing.
Airline Comparison
Available Airlines
Travelers have 2 airline options on this route: Southwest Airlines, American Airlines. Each airline offers different schedules, pricing, and service levels to meet various travel needs.
Flight Frequency
Southwest Airlines operates the most flights on this route with 3 daily departures, followed by American Airlines.
Weather & Climate Information for Boston (BOS)
Weather and climate data is not currently available for this destination. Please check back later or contact us for more information.
Best Time to Visit & Travel Planning
Cheapest Day
Cheapest Month
Average Fare
$421
Travel Planning Tips for Saint Louis (STL) to Boston (BOS)
- Best Day to Book
Wednesday typically offers the lowest fares for flights from Saint Louis (STL) to Boston (BOS). Consider booking on this day for potential savings.
- Best Month to Travel
August is generally the cheapest month to fly from Saint Louis (STL) to Boston (BOS). Plan your trip during this month for the best deals.
- Average Flight Price
The average fare for flights from Saint Louis (STL) to Boston (BOS) is approximately $421. Prices may vary based on booking time, season, and airline.
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Related Pages
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Frequently Asked Questions
How many flights operate from St Louis (STL) to Boston (BOS)?
There are 5 direct flights operating from St Louis (STL) to Boston (BOS). Approximately 3-7 flights daily.
Which airlines operate flights from St Louis (STL) to Boston (BOS)?
2 airlines operate on this route: Southwest Airlines, American Airlines.
How long is the flight from St Louis (STL) to Boston (BOS)?
The flight duration from St Louis (STL) to Boston (BOS) is approximately 2h 25m - 2h 43m.
What is the distance from St Louis (STL) to Boston (BOS)?
The distance from St Louis (STL) to Boston (BOS) is 1049 miles (1688 km).
What is the flight time range for this route?
Flight times on this route range from 2h 30m - 2h 39m.
What are the earliest and latest flight departure times?
The earliest flight departs at 07:50 and the latest flight departs at 20:40.
What is the cheapest month to fly from St Louis (STL) to Boston (BOS)?
January is typically the cheapest month to fly on this route.
How many flights operate per week on this route?
Approximately 45 flights operate per week from St Louis (STL) to Boston (BOS).
What types of aircraft operate on this route?
This route is served by Boeing 737-700 (winglets) Passenger/BBJ1, Embraer 175, Boeing 737MAX 8 Passenger.
What is the average flight price from St Louis (STL) to Boston (BOS)?
The average flight price for a round-trip ticket from St Louis (STL) to Boston (BOS) is approximately $386 USD. Prices can vary based on booking time, season, and airline.
When is the best time to book flights from St Louis (STL) to Boston (BOS) for the lowest prices?
January is typically the cheapest month to fly from St Louis (STL) to Boston (BOS). Booking in advance and avoiding peak travel seasons can help you find better deals.
How many airlines offer flights from St Louis (STL) to Boston (BOS)?
2 airlines offer direct flights from St Louis (STL) to Boston (BOS), providing travelers with multiple options for scheduling and pricing.
How far is Boston (BOS) from St Louis (STL)?
The distance from St Louis (STL) to Boston (BOS) is 1049 miles (1688 km). This is a long-haul flight route.
How long does it take to fly from St Louis (STL) to Boston (BOS)?
The flight time from St Louis (STL) to Boston (BOS) is approximately 2h 25m - 2h 43m. Actual flight duration may vary based on weather conditions, aircraft type, and routing.
What city does Boston (BOS) serve?
Boston (BOS) serves Boston, US.