Your next trip, last seen at €72
Lowest observedFrontier Airlines · 1 stop · One wayWhen to fly
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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
One-way fare
- Lowest observed
- €72, departing 16 Nov 2026 (Last checked: 17 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 3Check live prices for this route
- Airlines seen
- American Airlines, Delta Air Lines, Frontier Airlines, Southwest Airlines, United Airlines
- Reported fastest flight
- 2h 40m
- Non-stop
- Yes
About this route
Explore the fares we observed from St Louis to Miami. Prices move often, so pick your dates to see the latest options.
- Route distance
- 1,710 km
- Reported fastest flight
- 2h 40m
- Alternative airports
- SUS, OPF
Route-level information; individual journeys vary.
Published schedules report non-stop service with American Airlines. Check current timetables.
A clearer picture of your fare
Airport to city: straight-line distance
- St. Louis Lambert International Airport (STL) → St Louis, city gazetteer reference point (38.6270, -90.1994): ≈ 20 km.
- Miami International Airport (MIA) → Miami, city gazetteer reference point (25.7617, -80.1918): ≈ 11 km.
- Miami-Opa Locka Executive Airport (OPF) → Miami, city gazetteer reference point (25.7617, -80.1918): ≈ 18 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Lowest one-way fare we saw per airline
Cheapest airline from St Louis to Miami: Frontier Airlines, from €72 (checked 17 Oct 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| Frontier Airlines | €72Nov 16, 2026 | 76 |
| United Airlines | €159Dec 15, 2026 | 26 |
One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.
Frequently asked
How much is a flight from St Louis to Miami?
The lowest fare Routavio has observed is €72, found on 17 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from St Louis to Miami?
In our observations November 2026 is the cheapest month so far, at €72.
Are there direct flights from St Louis to Miami?
Yes. Published schedules report non-stop flights on this route with American Airlines.
Which airlines fly from St Louis to Miami?
Routavio has seen these carriers on the route: American Airlines, Delta Air Lines, Frontier Airlines, Southwest Airlines, United Airlines.
How long does the flight from St Louis to Miami take?
Across the 98 fares Routavio observed, the average journey time is 18h 31m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed St Louis to Miami fares were non-stop?
1 of the 101 fares we observed were non-stop; the rest included at least one stop. That describes our observations, not every flight that operates.
Which airline has the lowest fare from St Louis to Miami?
Cheapest airline from St Louis to Miami: Frontier Airlines, from €72 (checked 17 Oct 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide
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Recently observed fares. Prices may change.
Last checked: 24 Oct 2026