Cheap Flights from Battle Creek (BTL) to St. Louis (STL)

Popular airlines from Battle Creek, MI (BTL-W. K. Kellogg Regional) to St. Louis Lambert Intl. Airport (STL)

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Frequently asked questions

How much does a flight from W. K. Kellogg Regional Airport (BTL) to Lambert-St. Louis Intl. Airport (STL) cost?
Get a cheap one-way flight or cheap return flight from W. K. Kellogg Regional Airport (BTL) to Lambert-St. Louis Intl. Airport (STL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from W. K. Kellogg Regional Airport (BTL) to Lambert-St. Louis Intl. Airport (STL)?
The cheapest month to fly from BTL to STL is , when demand is low. Off-peak season is typically when airlines offer better prices between these airports.
What is the cheapest airline that flies from W. K. Kellogg Regional Airport (BTL) to Lambert-St. Louis Intl. Airport (STL)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll fly you from BTL to STL. Then, sort your results by "Price (lowest to highest)" to score the best deal available.
How many flights per day from W. K. Kellogg Regional Airport (BTL) to Lambert-St. Louis Intl. Airport (STL)?
You'll need to take a flight with a layover when traveling from W. K. Kellogg Regional Airport (BTL) to Lambert-St. Louis Intl. Airport (STL). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from BTL to STL?
Generally you'll find the most flight options available on a Friday. Tuesdays tend to be the quietest.* But this can vary based on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from W. K. Kellogg Regional Airport (BTL) to Lambert-St. Louis Intl. Airport (STL)?
To arrive at Lambert-St. Louis Intl. Airport (STL) on schedule, book a flight that leaves W. K. Kellogg Regional Airport (BTL) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 W. K. Kellogg Regional Airport (BTL) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Last-minute bookings from BTL to STL are generally more expensive. To secure the lowest rates, start looking for flights ahead of time. That said, if you're flexible with your travel dates, you may score a cheap fare right before your trip.
Is it cheaper to book a BTL to STL flight and hotel package?
Compared with arranging hotels and flights separately, booking a BTL to STL flight and hotel package with Expedia could result in significant savings. Better still, having everything in one easy place takes the hassle out of planning your trip. Simply secure your flights and choose from our extensive range of stays, then tailor your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from W. K. Kellogg Regional Airport (BTL) to Lambert-St. Louis Intl. Airport (STL)?
In most instances, you're able to reschedule or cancel your BTL to STL flight. However, additional charges may apply, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you need further information, go to our Customer Service portal.

Travel information

Origin airport
W. K. Kellogg Regional
Destination airport
Lambert-St. Louis Intl.
Distance
364 mi

Book with confidence

Battle Creek to St. Louis Flights

The cheapest times to fly from Battle Creek to St. Louis

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

 

The best time to book a flight from Battle Creek to St. Louis

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

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 Battle Creek to St. Louis in 2026. 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 Battle Creek to St. Louis 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 Battle Creek to St. Louis 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.

 

Battle Creek to St. Louis Flights

Explore a world of travel with Expedia

*Available to One Key members.