Cheap Flights from St. Louis (STL) to Marlborough (MXG)

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Marlborough, MA (MXG)

Alternative airports near Marlborough

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Logan Intl. BOS. Cheapest option available. Average driving time to city center is 42 minutes. Flights from $417
BOS
Logan Intl.
Cheapest
Average driving time to city center42 min
Flights from $417
Select flight to Worcester Regional ORH. Average driving time to city center is 32 minutes. Flights from $443
ORH
Worcester Regional
Average driving time to city center32 min
Flights from $443

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Marlborough Airport (MXG) cost?
Get a cheap one-way flight or cheap return flight from Lambert-St. Louis Intl. Airport (STL) to Marlborough Airport (MXG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Marlborough Airport (MXG)?
is the cheapest month to fly from STL to MXG. Avoiding peak travel times is often the key to finding a great deal.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Marlborough Airport (MXG)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest STL to MXG flight.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Marlborough Airport (MXG)?
Direct flights from Lambert-St. Louis Intl. Airport (STL) to Marlborough Airport (MXG) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from STL to MXG?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Marlborough Airport (MXG)?
To avoid potential delays on the Lambert-St. Louis Intl. Airport (STL) to Marlborough Airport (MXG) route, aim to travel before 3 PM. Later flights have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Marlborough from Lambert-St. Louis Intl. Airport (STL)?
Logan Intl. Airport (BOS) is the only airport in Marlborough with direct flights from Lambert-St. Louis Intl. Airport (STL). Compare the available options and discover cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to Marlborough Airport (MXG) last-minute?
Booking your plane ticket from STL to MXG right before your journey is usually more expensive. But if there's some wiggle room with your itinerary, you could land a cheap last-minute fare.
Is it cheaper to book a STL to MXG flight and hotel package?
Compared with arranging hotels and flights separately, booking a STL to MXG flight and hotel package with Expedia could result in significant savings. Better yet, having it all in one place takes the hassle out of planning your trip. Just secure your flights and select from our extensive range of hotels, then personalize your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Marlborough Airport (MXG)?
Usually, it's possible to cancel or reschedule your STL to MXG flight. However, if it's been more than 24 hours since booking, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Marlborough
Distance
1018 mi

Book with confidence

St. Louis to Marlborough Flights

The cheapest times to fly from St. Louis to Marlborough

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Louis to Marlborough are during the month of . You can find some of the cheapest flights from St. Louis to Marlborough with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Marlborough

Sunday is one of the best days to book for cheap flights from St. Louis to Marlborough: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Louis to Marlborough

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Louis to Marlborough in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Louis to Marlborough flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Louis to Marlborough airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

St. Louis to Marlborough Flights

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*Available to One Key members.