$100 Cheap flights to Missouri

The majority of momondo users who fly to Missouri tend to spend time in St. Louis, which is visited 48% more often than other cities. When flying to St. Louis, the most popular airport to fly into is St. Louis Airport.

For the quickest drive from an arrival airport to Busch Stadium, fly into St. Louis Airport or Springfield, Illinois Airport, which are closest to the area.

The most often visited landmarks in Missouri are Busch Stadium, Kansas City Convention Center, and America's Center Convention Complex, among many others that can be found in the area.

Temperatures in Missouri can vary between 32 °F and 80.6 °F based on the time of year. Typically, the coldest month in Missouri will be January, and the warmest month will be July. It is also worth noting that those looking to avoid rain and/or snow should consider traveling to Missouri in February, January, and December, as that is when precipitation is least likely.

American Airlines is the most popular airline offering flights to Missouri, with 33% of our users opting to fly with them when traveling to Missouri. Other popular options include Southwest and Delta. There are a total of 13 different airlines flying to Missouri.

You can expect to spend an average of $349 for a flight to Missouri. However, our users found flights to Missouri for $29, which is the cheapest price we’ve seen in the past week. $2,397 per ticket tends to be the most expensive a flight to Missouri will get, whereas anything for $271 or less is considered a good deal.

Consider booking a flight to Missouri on a Thursday, which is the cheapest day of the week. You will also find that flying out on a Tuesday is another low-cost option. Try to avoid booking your flight to Missouri on Monday, which tends to be the most expensive day of the week.

If you're headed to Missouri, consider flying into Lambert-St Louis airport in St. Louis for the best deals, with an average airfare of $29. Alternatively, Kansas City airport in Kansas City is a close second for cheapest flights to Missouri with an average airfare of $29.

Prices for flights to Missouri are updated daily.

As of December 2025, there are 25 operators available to choose from for flights to Missouri.

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to Missouri.

The travel and health documents you'll need for your trip to Missouri may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Missouri. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.