Cheap flights from St. Louis to Kentucky from $82
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Kentucky departing on 6/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Southern / Mokulele flights from St. Louis to Kentucky
Our best Southern / Mokulele deals on St. Louis to Kentucky flight tickets
Delta flights from St. Louis to Kentucky
Our best Delta deals on St. Louis to Kentucky flight tickets
See travel insights to Kentucky from
How to get the cheapest flight ticket from St. Louis to Kentucky
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest day to depart on your flight to Kentucky?
Our data shows that Thursday is the least expensive day to fly to Kentucky. Tickets to fly out on this day can be as low as $346. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $391. These prices are subject to change though, so be sure to set up a Price Alert for flights to Kentucky.
What is the cheapest time of day to depart on your flight to Kentucky?
According to our data, the cheapest time of day to fly to Kentucky is in the morning. momondo users have found flights departing from St. Louis to Kentucky in the morning for as low as $350. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Kentucky is at noon when prices are around $438.
What is the cheapest airline that flies from Lambert-St Louis to Kentucky?
Southern / Mokulele, Frontier, and Southwest are the most popular carriers operating from Lambert-St Louis to Kentucky
What airlines fly to Kentucky?
American Airlines, Southwest and Delta are the top three most popular airlines that fly to Kentucky from St. Louis according to our data. American Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Kentucky. Keep in mind that there are 4 different airlines that fly to Kentucky on a routine basis, so you have a few additional options to choose from.
When did momondo last update prices for flights from Lambert-St Louis Airport to Kentucky?
Prices for flights from Lambert-St Louis Airport to Kentucky refresh daily.
How many operators does momondo search for flights from Lambert-St Louis Airport to Kentucky?
As of May 2025, there are 6 operators available to choose from for flights from Lambert-St Louis Airport to Kentucky.
How old do you have to be to fly from Lambert-St Louis Airport to Kentucky?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Kentucky.
What documentation or ID do you need to fly to Kentucky?
The travel and health documents you'll need for your trip to Kentucky 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 Kentucky. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from St. Louis to Kentucky
Compare and see reviews for airlines that fly from St. Louis to Kentucky with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $214 | Free Cancellation | Rating 8.0 7,934 reviews | |||
| PriceFrom $216 | Free Cancellation | Rating 8.0 4,294 reviews | |||
| PriceFrom $220 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $288 | Free Cancellation | Rating 7.4 8,696 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from St. Louis to Kentucky?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Kentucky from St. Louis.
Can I find flights from St. Louis to Kentucky with flexible booking policies on momondo?
Yes. All flights to Kentucky from St. Louis on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from St. Louis to Kentucky?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from St. Louis to Kentucky.
I’m not ready to book a flight from St. Louis to Kentucky right now. Can momondo alert me if prices change?
Yes. momondo can track prices for St. Louis to Kentucky flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.