Cheap Flights from Muskegon (MKG) to St. Louis (STL)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Muskegon to St. Louis (MKG-STL)

Prices were available within the past 7 days and start at for one-way flights and $268 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

KEY LIME AIR DBA DENVER AIR CONNECTION
Fri, Aug 8 - Wed, Aug 20
MKG
Muskegon
STL
St. Louis
$268 Roundtrip, found 8 hours ago
$268
Roundtrip
found 8 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Fri, Aug 8 from Muskegon to St. Louis, returning Wed, Aug 20, priced at $268 found 8 hours ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Thu, Aug 7 - Wed, Aug 20
MKG
Muskegon
STL
St. Louis
$271 Roundtrip, found 8 hours ago
$271
Roundtrip
found 8 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Thu, Aug 7 from Muskegon to St. Louis, returning Wed, Aug 20, priced at $271 found 8 hours ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Thu, Aug 7 - Mon, Aug 18
MKG
Muskegon
STL
St. Louis
$274 Roundtrip, found 8 hours ago
$274
Roundtrip
found 8 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Thu, Aug 7 from Muskegon to St. Louis, returning Mon, Aug 18, priced at $274 found 8 hours ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Tue, Aug 12 - Wed, Aug 20
MKG
Muskegon
STL
St. Louis
$278 Roundtrip, found 8 hours ago
$278
Roundtrip
found 8 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Tue, Aug 12 from Muskegon to St. Louis, returning Wed, Aug 20, priced at $278 found 8 hours ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Tue, Aug 12 - Mon, Aug 18
MKG
Muskegon
STL
St. Louis
$281 Roundtrip, found 8 hours ago
$281
Roundtrip
found 8 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Tue, Aug 12 from Muskegon to St. Louis, returning Mon, Aug 18, priced at $281 found 8 hours ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Fri, Aug 8 - Sun, Aug 17
MKG
Muskegon
STL
St. Louis
$298 Roundtrip, found 8 hours ago
$298
Roundtrip
found 8 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Fri, Aug 8 from Muskegon to St. Louis, returning Sun, Aug 17, priced at $298 found 8 hours ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Thu, Aug 7 - Sun, Aug 17
MKG
Muskegon
STL
St. Louis
$301 Roundtrip, found 8 hours ago
$301
Roundtrip
found 8 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Thu, Aug 7 from Muskegon to St. Louis, returning Sun, Aug 17, priced at $301 found 8 hours ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Tue, Aug 12 - Sun, Aug 17
MKG
Muskegon
STL
St. Louis
$308 Roundtrip, found 8 hours ago
$308
Roundtrip
found 8 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Tue, Aug 12 from Muskegon to St. Louis, returning Sun, Aug 17, priced at $308 found 8 hours ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Sat, Aug 9 - Mon, Aug 11
MKG
Muskegon
STL
St. Louis
$311 Roundtrip, found 8 hours ago
$311
Roundtrip
found 8 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Sat, Aug 9 from Muskegon to St. Louis, returning Mon, Aug 11, priced at $311 found 8 hours ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Wed, Aug 13 - Fri, Aug 15
MKG
Muskegon
STL
St. Louis
$328 Roundtrip, found 13 hours ago
$328
Roundtrip
found 13 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Wed, Aug 13 from Muskegon to St. Louis, returning Fri, Aug 15, priced at $328 found 13 hours ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Fri, Jul 25 - Wed, Aug 13
MKG
Muskegon
STL
St. Louis
$337 Roundtrip, found 4 days ago
$337
Roundtrip
found 4 days ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Fri, Jul 25 from Muskegon to St. Louis, returning Wed, Aug 13, priced at $337 found 4 days ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Sat, Aug 9 - Sat, Aug 23
MKG
Muskegon
STL
St. Louis
$338 Roundtrip, found 8 hours ago
$338
Roundtrip
found 8 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Sat, Aug 9 from Muskegon to St. Louis, returning Sat, Aug 23, priced at $338 found 8 hours ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Fri, Jul 25 - Mon, Aug 11
MKG
Muskegon
STL
St. Louis
$340 Roundtrip, found 4 days ago
$340
Roundtrip
found 4 days ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Fri, Jul 25 from Muskegon to St. Louis, returning Mon, Aug 11, priced at $340 found 4 days ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Mon, Aug 11 - Tue, Aug 12
MKG
Muskegon
STL
St. Louis
$349 Roundtrip, found 8 hours ago
$349
Roundtrip
found 8 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Mon, Aug 11 from Muskegon to St. Louis, returning Tue, Aug 12, priced at $349 found 8 hours ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Wed, Aug 6 - Wed, Aug 20
MKG
Muskegon
STL
St. Louis
$351 Roundtrip, found 4 days ago
$351
Roundtrip
found 4 days ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Wed, Aug 6 from Muskegon to St. Louis, returning Wed, Aug 20, priced at $351 found 4 days ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Mon, Aug 4 - Sat, Aug 16
MKG
Muskegon
STL
St. Louis
$358 Roundtrip, found 4 days ago
$358
Roundtrip
found 4 days ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Mon, Aug 4 from Muskegon to St. Louis, returning Sat, Aug 16, priced at $358 found 4 days ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Tue, Aug 12 - Tue, Aug 19
MKG
Muskegon
STL
St. Louis
$359 Roundtrip, found 13 hours ago
$359
Roundtrip
found 13 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Tue, Aug 12 from Muskegon to St. Louis, returning Tue, Aug 19, priced at $359 found 13 hours ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Mon, Aug 4 - Thu, Aug 21
MKG
Muskegon
STL
St. Louis
$361 Roundtrip, found 4 days ago
$361
Roundtrip
found 4 days ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Mon, Aug 4 from Muskegon to St. Louis, returning Thu, Aug 21, priced at $361 found 4 days ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Wed, Aug 13 - Thu, Aug 28
MKG
Muskegon
STL
St. Louis
$365 Roundtrip, found 8 hours ago
$365
Roundtrip
found 8 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Wed, Aug 13 from Muskegon to St. Louis, returning Thu, Aug 28, priced at $365 found 8 hours ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Fri, Jul 25 - Fri, Aug 8
MKG
Muskegon
STL
St. Louis
$367 Roundtrip, found 4 days ago
$367
Roundtrip
found 4 days ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Fri, Jul 25 from Muskegon to St. Louis, returning Fri, Aug 8, priced at $367 found 4 days ago
Flights from Muskegon (MKG) to St. Louis (STL)
Origin airport
Muskegon County
Destination airport
Lambert-St. Louis Intl.
Roundtrip price
$268
Distance
373 mi

Muskegon to St. Louis Flights

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

 

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

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

 

Frequently asked questions

How much does a flight from Muskegon County Airport (MKG) to Lambert-St. Louis Intl. Airport (STL) cost?
Discover the latest flight deals from MKG to STL by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from MKG to STL?
The cheapest flights from MKG to STL are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from MKG to STL?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from MKG to STL. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Muskegon County Airport (MKG) to Lambert-St. Louis Intl. Airport (STL)?
There are no daily direct flights from Muskegon County Airport (MKG) to Lambert-St. Louis Intl. Airport (STL). But you can opt for flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from MKG to STL?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change depending on a number of factors, including the carrier 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 Muskegon County Airport (MKG) to Lambert-St. Louis Intl. Airport (STL)?
To avoid potential delays on the Muskegon County Airport (MKG) to Lambert-St. Louis Intl. Airport (STL) route, aim to travel before 3 PM. Departures after this hour are 22% more likely to be canceled.**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 Muskegon County Airport (MKG) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Waiting until right before your break to book your flight from MKG to STL generally means paying more. While it's possible to find some last-minute offers, there's no guarantee. Be flexible with your travel plans for the best chance of scoring a bargain.
Is it cheaper to book a MKG to STL flight and hotel package?
You can save money by booking a MKG to STL flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. After selecting your preferred flights and accommodations, consider other add-ons like car rentals, activities and tours.
Can I cancel or change the date of my flight from Muskegon County Airport (MKG) to Lambert-St. Louis Intl. Airport (STL)?
In most instances, you can cancel or modify your MKG to STL flight. However, there may be additional charges, especially if you booked over 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you need further details, visit our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.