Cheap flights from Missouri to Key West from $151
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to Key West departing on 7/25. 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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How to get the cheapest flight ticket from Missouri to Key West
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 month to fly to Key West?
In general, September is the cheapest month to fly from Missouri to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $358. If you are unable to visit Key West during the month of September, then departing from Missouri during the month August is also very affordable. Most momondo users find prices during this month for around $372.
What is the cheapest day to depart on your flight to Key West?
On average, the least expensive day to fly to Key West from Missouri is on a Friday. momondo users have found tickets for Friday departures for as low as $376. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Missouri to Key West for around $557.
What is the cheapest time of day to depart on your flight to Key West?
According to our data, the cheapest time of day to fly to Key West is at noon. momondo users have found flights departing from Missouri to Key West at noon for as low as $394. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Key West are more costly in the afternoon, with an average ticket price of $470. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.
How far in advance should I book a flight to Key West?
You are more likely to see cheaper flights to Key West from Missouri when booking 12 weeks ahead of your departure date. In general, you can expect to find flights to Key West for around $431 when searching 12 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Key West from Missouri for as low as $343 on momondo.
What is the cheapest airline that flies from Missouri to Key West?
Allegiant Air, Delta, and American Airlines are the most popular carriers operating from Missouri to Key West
What airlines fly to Key West?
American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Key West from Missouri according to our data. American Airlines is the first choice among our users, with 61% of people opting to fly with this airline when traveling to Key West. Keep in mind that there are 3 different airlines that fly to Key West on a routine basis, so you have a few additional options to choose from.
Cheap Missouri to Key West flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Missouri to Key West
When did momondo last update prices for flights from Missouri to Key West Airport?
Prices for flights from Missouri to Key West Airport were last updated today.
How many operators does momondo search for flights from Missouri to Key West Airport?
The number of operators available for flights from Missouri to Key West Airport is 3 as of June 2025.
How old do you have to be to fly from Missouri to Key West Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Missouri to Key West Airport.
What documentation or ID do you need to fly to Key West Airport?
The travel and health documents you'll need for your trip to Key West Airport 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 Key West Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Missouri to Key West
Compare and see reviews for airlines that fly from Missouri to Key West with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $189 | Free Cancellation | Rating 8.0 7,950 reviews | |||
| PriceFrom $213 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $245 | Free Cancellation | Rating 7.4 8,790 reviews |
Traveling to a place near Key West?
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Why should I use momondo to find a flight deal from Missouri to Key West?
It is quick and easy to find Missouri to Key West flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Key West that suits you.
Can I find flights from Missouri to Key West with flexible booking policies on momondo?
Flights from Missouri to Key West with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Missouri to Key West?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Key West from Missouri.
I’m not ready to book a flight from Missouri to Key West right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Missouri to Key West flights. All you need is a valid email address and we will do the rest; it is that quick and easy.