Cheap flights from Miami to St Louis

One-way fares from $127 · MIA → STL · prices found by travellers in the last 48 hours

Cheapest fare
$127

American Airlines · Wed, Jan 13

Cheapest month
January

from $127

Direct flights
Yes

American Airlines

Flight time
3h 07m

1,710 km

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Cheapest month to fly from Miami to St Louis

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 $142
  2. January 2027 Cheapest $127

Cheapest dates in January 2027

The lowest fares we've seen for each day, cheapest first.

American Airlines
Depart20:30 Wed, Jan 13MIA → STL 3h 12m · Direct
$127one way, per person
View deal
Frontier Airlines
Depart14:55 Thu, Jan 14FLL → STL 6h 38m · 2 stops
$127one way, per person
View deal
See every date in January 2027 →

Plan the rest of your trip to St Louis

Where to stay, what to do and getting around, from our travel partners.

About flights from Miami to St Louis

Miami (MIA) and St Louis (STL) are about 1,710 km apart. Direct flights take around 3h 07m, and recent direct fares were with American Airlines. Over the next few months, one-way fares start from $127, and January 2027 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Miami to St Louis?

The cheapest one-way fare we've seen recently is $127 with American Airlines, departing Wednesday, January 13, 2027. Over the coming months, the lowest fare in each month ranges from $127 to $142.

What is the cheapest month to fly from Miami to St Louis?

January 2027 currently has the lowest fares, from $127 one way.

Are there direct flights from Miami to St Louis?

Yes. Recent direct fares were with American Airlines.

How long is the flight from Miami to St Louis?

A direct flight takes about 3h 07m. Miami and St Louis are around 1,710 km apart.

Which airlines fly from Miami to St Louis?

Recent fares on this route were with Frontier Airlines and American Airlines.

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