Cheap Flights from St. Louis (STL) to Marshfield (MFI)

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Marshfield, WI (MFI-Marshfield Municipal)

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Marshfield, WI (MFI-Marshfield Municipal) cost?
Get a cheap one-way flight or cheap return flight from Lambert-St. Louis Intl. Airport (STL) to Marshfield, WI (MFI-Marshfield Municipal) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Marshfield, WI (MFI-Marshfield Municipal)?
is the most affordable month to fly from STL to MFI. Traveling during quieter months is often the key to scoring lower fares.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Marshfield, WI (MFI-Marshfield Municipal)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest STL to MFI flight.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Marshfield, WI (MFI-Marshfield Municipal)?
You'll have to take a flight with a layover if you're traveling from Lambert-St. Louis Intl. Airport (STL) to Marshfield, WI (MFI-Marshfield Municipal). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from STL to MFI?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary depending on a number of factors, including the airline and season.*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 Marshfield, WI (MFI-Marshfield Municipal)?
Opt for a flight from Lambert-St. Louis Intl. Airport (STL) to Marshfield, WI (MFI-Marshfield Municipal) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**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.
Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to Marshfield, WI (MFI-Marshfield Municipal) last-minute?
Holding off until just before your departure to book your flight from STL to MFI generally means paying more. While you may come across some last-minute deals, there's no guarantee. Be flexible with your itinerary for a better chance of landing a bargain.
Is it cheaper to book a STL to MFI flight and hotel package?
Securing a STL to MFI flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Select from our wide range of stays and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Marshfield, WI (MFI-Marshfield Municipal)?
Typically, it's possible to reschedule or cancel your STL to MFI flight. However, if it's been more than 24 hours since booking, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Marshfield Municipal
Distance
407 mi

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St. Louis to Marshfield Flights

The cheapest times to fly from St. Louis to Marshfield

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 Marshfield are during the month of . You can find some of the cheapest flights from St. Louis to Marshfield with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from St. Louis to Marshfield: 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 Marshfield

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 Marshfield 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 Marshfield 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 Marshfield 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 Marshfield Flights

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*Available to One Key members.