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This Weekend's Flight Deals from St. Louis to Boston

This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Airfares from $80 One Way, $249 Round Trip from St. Louis to Boston

Prices starting at $249 for return flights and $80 for one-way flights to Boston were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Boston economy flight packages

Need A Hotel In Boston After Your Flight?

Hotels In Top Boston Neighborhoods

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Stay Near Exciting Boston Attractions

More About Flying To Boston from St. Louis

Route Information for Flights from St. Louis to Boston

Origin Airport IATA CodeSTL
Destination Airport IATA CodeBOS
Distance1043 mi
Direct Flight AirlinesSouthwest Airlines
Earliest Flight Arrival7:15PM UTC
Latest Flight Arrival3:30AM UTC

Fly from St Louis to Boston

One of America's oldest cities, Boston was first settled by Puritans in the 1630s. If you've been dreaming of traveling to one of the most significant cultural hubs on the Eastern Seaboard, you can fly from St. Louis to Boston in just under three hours. Your trip will begin when you take a car, train, bus or taxi to Lambert St. Louis International Airport (STL), a modern facility just west of the Mississippi River.


During your stay in Boston, you can explore the Museum of Fine Arts where works from a myriad of cultures and time periods are on display. The Freedom Trail is a marked path that winds throughout the city and features historical sites that date back to the Revolutionary War. Boston Public Garden is a gorgeous natural area in the city's center. The Boston Tea Party Ships and Museum offers tours by informative guides in period dress.

Hints and tips

Winter temperatures hover around 30 degrees Fahrenheit, and summer averages are around 73 degrees. Every year, the city hosts Boston Harborfest, the Boston Wine Festival and the Boston Seafood Festival. After you arrive at Boston - Logan International Airport (BOS), you can rent a car and drive yourself to your destination or reach the city via taxi, bus, subway or hotel shuttle.

Flights from St. Louis to Boston - Frequently Asked Questions

Are there non-stop flights from St. Louis to Boston?

Southwest Airlines will fly you nonstop from Lambert Field to BOS, so you won't have to stress about swapping planes or missing your connection on this route.

What airlines fly from St. Louis to Boston most frequently?

If you want the airline with the most flights from Lambert-St. Louis Intl. Airport (STL) to BOS, book your ticket with Southwest Airlines. This carrier has 30 flights each month along this route.

If I am not able to travel due to COVID-19, can I cancel my flight to Boston?

We get that traveling right now has its challenges, so it's good to know that many reservations booked through us are able to be cancelled or changed. If your travel plans to Boston have been affected by COVID-19, a lot of airlines are making things easier by offering credits to use at a later date. Just sign in to your account and you'll quickly see what options are available. Our Customer Service Portal is the place to go for more information.

Are there flights to Boston with flexible change policies?

In most cases you'll have the option to reschedule your flight to Boston without a change fee. All you have to do then is pay the difference between the old flight and the new one. Look for the "no change fees" filter and book with confidence.

What is the cheapest day of the week to fly?

Consider flying out early in the week to save on your airfare. Orbitz data from 2020 shows that Monday is the cheapest day to depart, followed by Tuesday. Saturday showed the highest average ticket prices likely because many travelers prefer to start their vacation on a weekend.

What is the cheapest month to fly?

We won't keep you guessing, according to Orbitz data the cheapest month to fly is August. Perfect for those who need a weekend getaway, or just a break from it all before the weather changes. Be aware that the most expensive time to fly is the height of summer, with ticket prices peaking in the month of June.

How can I save money on flights?

To really save big on your next vacation, think outside the box. Select two different airlines or fare types for your return trip and you'll generally get a much better deal. Those who tried this on Orbitz in 2020 saved up to 45% on their airfares. Get mixing and matching today!

*According to flight demand on from January to December 2020. Savings are subject to change based on departure location, date and destination.

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.