Cheap Flights from Cape Girardeau (CGI) to St. Louis (SUS)

Popular airlines from Cape Girardeau, MO (CGI-Cape Girardeau Municipal) to St. Louis, MO (SUS-Spirit of St. Louis)

  • 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
Flights from Cape Girardeau (CGI) to St. Louis (SUS)
Origin airport
Cape Girardeau Municipal
Destination airport
Spirit of St. Louis
Distance
115 mi

Cape Girardeau to St. Louis Flights

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

 

The best time to book a flight from Cape Girardeau to St. Louis

Sunday is one of the best days to book for cheap flights from Cape Girardeau 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 Cape Girardeau 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 Cape Girardeau 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 Cape Girardeau 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 Cape Girardeau 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 Cape Girardeau Municipal Airport (CGI) to Spirit of St. Louis Airport (SUS) cost?
Grab a cheap one-way flight or cheap return flight from Cape Girardeau Municipal Airport (CGI) to Spirit of St. Louis Airport (SUS) 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 Cape Girardeau Municipal Airport (CGI) to Spirit of St. Louis Airport (SUS)?
Planning your getaway for can help you save, as it's the cheapest month for flights between CGI and SUS. You'll usually find the lowest fares during off-peak months.
What is the cheapest airline that flies from Cape Girardeau Municipal Airport (CGI) to Spirit of St. Louis Airport (SUS)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest CGI to SUS flight.
How many flights per day from Cape Girardeau Municipal Airport (CGI) to Spirit of St. Louis Airport (SUS)?
There aren't any daily nonstop flights departing from Cape Girardeau Municipal Airport (CGI) to Spirit of St. Louis Airport (SUS). But you can choose flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from CGI to SUS?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change depending on a number of factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Cape Girardeau Municipal Airport (CGI) to Spirit of St. Louis Airport (SUS)?
To land at Spirit of St. Louis Airport (SUS) without delays, opt for a flight that takes off from Cape Girardeau Municipal Airport (CGI) before 3 PM. The likelihood 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 Cape Girardeau Municipal Airport (CGI) to Spirit of St. Louis Airport (SUS) last-minute?
Last-minute fares from CGI to SUS are generally more expensive. For the best rates, start looking for flights well in advance. That said, if you're flexible with your travel plans, you may score a cheap fare right before your journey.
Is it cheaper to book a CGI to SUS flight and hotel package?
Compared with arranging flights and hotels separately, booking a CGI to SUS flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one place will take the stress out of travel planning. Just pick your flights and select from our extensive range of stays, then customize your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from Cape Girardeau Municipal Airport (CGI) to Spirit of St. Louis Airport (SUS)?
In most instances, you can cancel or modify your CGI to SUS flight. However, there may be additional charges, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you want further information, visit our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.