Cheap flights from San Juan to Miami

One-way fares from $57 · SJU → MIA · prices found by travellers in the last 48 hours

Compare all dates Miami → San Juan
Cheapest fare
$57

Frontier Airlines · Fri, Dec 18

Cheapest month
December

from $57

Direct flights
Yes

Frontier Airlines

Flight time
2h 52m

1,660 km

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Cheapest month to fly from San Juan to Miami

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

  1. November 2026 $58
  2. December 2026 Cheapest $57
  3. January 2027 $102

Cheapest dates in December 2026

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

Frontier Airlines
Depart13:57 Fri, Dec 18SJU → MIA 3h 01m · Direct
$57one way, per person
View deal
Frontier Airlines
Depart03:28 Fri, Dec 4SJU → MIA 2h 52m · Direct
$58one way, per person
View deal
Frontier Airlines
Depart03:28 Sat, Dec 5SJU → MIA 3h 08m · Direct
$58one way, per person
View deal
Frontier Airlines
Depart12:49 Sat, Dec 19SJU → MIA 2h 59m · Direct
$60one way, per person
View deal
Frontier Airlines
Depart03:46 Tue, Dec 29SJU → MIA 7h 16m · 1 stop
$166one way, per person
View deal
See every date in December 2026 →

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About flights from San Juan to Miami

San Juan (SJU) and Miami (MIA) are about 1,660 km apart. Direct flights take around 2h 52m, and recent direct fares were with Frontier Airlines. Over the next few months, one-way fares start from $57, and December 2026 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 San Juan to Miami?

The cheapest one-way fare we've seen recently is $57 with Frontier Airlines, departing Friday, December 18, 2026. Over the coming months, the lowest fare in each month ranges from $57 to $102.

What is the cheapest month to fly from San Juan to Miami?

December 2026 currently has the lowest fares, from $57 one way.

Are there direct flights from San Juan to Miami?

Yes. Recent direct fares were with Frontier Airlines.

How long is the flight from San Juan to Miami?

A direct flight takes about 2h 52m. San Juan and Miami are around 1,660 km apart.

Which airlines fly from San Juan to Miami?

Recent fares on this route were with Frontier Airlines.

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