Cheap flights from San José to Fleming Key from CA $194

View CA $194 flight on Thu, Aug. 21, 2025Opens in a new window

Popular airlines from San José to Fleming Key

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap flights from San José (SJO) to Fleming Key (MIA)

Prices were available within the past 7 days and start at CA $194 for one-way flights and CA $301 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Aug. 4 - Mon, Aug. 11
SJO
San José
MIA
Miami
CA $301 Roundtrip, found 4 days ago
CA $301
Roundtrip
found 4 days ago
Select American Airlines flight, departing Mon, Aug. 4 from San José to Miami, returning Mon, Aug. 11, priced at CA $301 found 4 days ago
American Airlines
Mon, Aug. 4 - Mon, Aug. 11
SJO
San José
MIA
Miami
CA $343 Roundtrip, found 4 days ago
CA $343
Roundtrip
found 4 days ago
Select American Airlines flight, departing Mon, Aug. 4 from San José to Miami, returning Mon, Aug. 11, priced at CA $343 found 4 days ago
Delta
Thu, Sep. 11 - Thu, Oct. 2
SJO
San José
MIA
Miami
CA $380 Roundtrip, found 3 days ago
CA $380
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Sep. 11 from San José to Miami, returning Thu, Oct. 2, priced at CA $380 found 3 days ago
avianca
Thu, Jul. 24 - Mon, Jul. 28
SJO
San José
MIA
Miami
CA $449 Roundtrip, found 6 days ago
CA $449
Roundtrip
found 6 days ago
Select avianca flight, departing Thu, Jul. 24 from San José to Miami, returning Mon, Jul. 28, priced at CA $449 found 6 days ago
United
Wed, Jul. 23 - Wed, Jul. 30
SJO
San José
MIA
Miami
CA $504 Roundtrip, found 2 days ago
CA $504
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jul. 23 from San José to Miami, returning Wed, Jul. 30, priced at CA $504 found 2 days ago
Aeromexico
Wed, Nov. 12 - Wed, Nov. 26
SJO
San José
MIA
Miami
CA $829 Roundtrip, found 6 days ago
CA $829
Roundtrip
found 6 days ago
Select Aeromexico flight, departing Wed, Nov. 12 from San José to Miami, returning Wed, Nov. 26, priced at CA $829 found 6 days ago

Find the cheapest month to fly from San José (SJO) to Miami (MIA)

October is typically the cheapest month to fly

From CA $274 - CA $364 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.