A sunset over a calm body of water with a rocky shoreline and trees in the foreground.

Madison County Flights - Book Cheap Flights to Madison County

View RM519 flight on Wed, 7 Oct 2026Opens in a new window

Flight 1

Flight 2

Popular airlines to Madison County

  • American Airlines

  • Delta

  • United

  • Alaska Airlines

  • Southwest Airlines

  • Frontier Airlines

  • Air Canada

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

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

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Madison County

Prices were available within the past 7 days and start at RM519 for one-way flights and RM1,332 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Delta
Delta
Delta
Delta
Delta
American Airlines
United
Finnair
Air Canada

Frequently asked questions

How do I find cheap flights to Madison County that have flexible change policies?
At Expedia, we've been channeling our inner gymnast to get you the most flexible fares on the market. Simply check the "No change fee" box directly underneath the "Flexible change policies" subheading to find the best flights to Madison County.
Which airlines fly to Madison County?
You can take your pick of a range of airlines that operate flights in or near Madison County. A few of your top options are:
  • Southwest Airlines - 2,214 flights to or near Madison County each month, including 2,214 flights to Lambert-St. Louis Intl. Airport (STL) per month.
  • American Airlines - 789 flights to or near Madison County each month, including 789 flights to Lambert-St. Louis Intl. Airport (STL) per month.
  • Delta Air Lines - 650 flights to or near Madison County each month, including 650 flights to Lambert-St. Louis Intl. Airport (STL) per month.
How can I find cheap tickets to Madison County?
One of the easiest ways to nab cheap tickets to Madison County is to be flexible with your dates. Search for your flights, then click "flexible dates" above the results. It will bring up the cheapest prices for nearby days. The best price for a flight to Madison County in the last seven days was RM1,332. Booking ahead will usually help you pick up an even bigger bargain.
How much is a flight to Madison County?
The cost of a round-trip ticket to Madison County in the last seven days varied between RM1,332 and RM3,305. If you were heading one way from New York (EWR), you could have gotten a great deal from only RM519.
What are the most popular airports to fly into in Madison County?
Get ready to pack your bags and fly into Lambert-St. Louis Intl. Airport (STL), Madison County's primary flight hub. Book a ticket on one of the 4,902 flights that touch down at this popular destination every month.
How much is a plane ticket to Madison County?
In the last seven days, seats to Madison County cost between RM1,332 and RM3,305. Prices tend to go up over time, so land yourself a good deal today.
What is the best time to go to Madison County?
Summer starts June 20 in the Northern Hemisphere, and these warmer months are a terrific time to discover the leading Madison County city of Alton. Average temperatures fluctuate between 18ºC and 29ºC throughout this season. The biggest crowds flock here in June, July and August.
What months are the cheapest to book a flight to Madison County?
A great month to book affordable flights to Madison County is February. Bear in mind that in the United States, the most expensive time to reserve a seat is during the month of December.

Book with confidence

About Madison County

Expedia offers flights to Madison County to meet every traveler's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Madison County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.
About Madison County
*Available to Expedia members.