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Flights from St. Louis to Key West

Cheap flight deals from St. Louis to Key West

Find the cheapest flights from St. Louis to Key West within the next 3 months. Book one way flights from CNY 965 or round trip flights from CNY 1,499.

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Flying from St. Louis to Key West

The distance between St. Louis and Key West is about 1,753.57 km. The most popular month to Key West is March. The off-season for travel is April.

Cheapest one-way flight price CNY 965
Cheapest round-trip ticket price CNY 1,499
Off-season for travel April
Peak season for travel March
Flight distance 1,753.57 km

When is the cheapest time to fly from St. Louis to Key West?

The cheapest time for St. Louis to Key West flights: Jul 13 to Jul 20 — one way flight prices from CNY 966.

Cheapest flights
From price
Search
  • 13 20
  • 20 27

  • Aug

    27 3
  • 3 10
  • 10 17
  • 17 24
  • 24 31

  • Sep

    31 7
  • 7 14
  • 14 21
  • 21 28

  • Oct

    28 5
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from St. Louis (STL) to Key West (EYW) the cheapest?

    Airlines adjust prices for flights from St. Louis to Key West based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from St. Louis (STL) to Key West (EYW) cost?

    According to Trip.com's data, the lowest price is around CNY 4,100.

How to find a cheap flight from St. Louis to Key West

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from St. Louis to Key West. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

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