$128 Cheap Frontier Airlines flights from Miami to San José (MIA to SJO)

Find The Best Day To Fly from Miami to San José

Amazing Frontier Airlines MIA to SJO Flight Deals

The cheapest flights to Juan Santamaría Intl. found within the past 7 days were $378 round trip and $128 one way. Prices and availability subject to change. Additional terms may apply.

SJO From MIA Economy Coach Packages on Similar Airlines

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Discover our best Frontier Airlines flight from Miami MIA to San José SJO 

To find the best deals on flights to Miami from San José with Frontier Airlines, just enter your travel dates, filter by Frontier Airlines, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Miami MIA to San José SJO with Frontier Airlines 

If you’re planning a round trip, booking return flights with Frontier Airlines is usually the most cost-effective option. With airfares ranging from $378 to $378, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way Frontier Airlines flights from Miami MIA to San José SJO 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way Frontier Airlines flight from Miami to San José costs from $128. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to San José SJO from  Miami MIA with Frontier Airlines 

To find a cheap Frontier Airlines flight from Miami MIA to San José SJO, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on Frontier Airlines flights from Miami MIA to San José SJO 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as March, or if you book a flight with a stopover. 

 

Find nonstop flights from Miami MIA to San José SJO with Frontier Airlines 

If you’re keen to be on San José soil fast, don’t waste time with a stopover—filter your search results to show direct Frontier Airlines flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for Frontier Airlines flights from Miami MIA to San José SJO 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to San José SJO from  Miami MIA with Frontier Airlines on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

Frontier Airlines Airports
Hop on a(n) Frontier Airlines flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
DENUSADenver Intl.13
MCOUSAOrlando Intl.7
CUNMEXCancun Intl.6
GDLMEXDon Miguel Hidalgo y Costilla Intl.5
PHLUSAPhiladelphia Intl.2
ORDUSAO'Hare Intl.2
MIAUSAMiami Intl.1
MEXMEXMexico City Intl.1
LASUSAMcCarran Intl.1
LAXUSALos Angeles Intl.1

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3 out of 5
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This hotel features an outdoor pool, a gym, and a restaurant. Traveling on business? Take advantage of the business center, free WiFi in public areas, and free ...
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All good, staff were all friendly and professional 👍😊

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3.5 out of 5
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9/10 Wonderful! (1,630 reviews)
The rooms were fresh and clean. The staff was friendly and helpful. The location is convenient for the proximity to the airport

Reviewed on Mar 5, 2026

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Fairfield by Marriott San Jose Airport Alajuela

Fairfield by Marriott San Jose Airport Alajuela

3.5 out of 5
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This hotel features 2 restaurants and a 24-hour gym. Traveling on business? Take advantage of the free WiFi in public areas, laundry service, and free airport ...
9.4/10 Exceptional! (1,255 reviews)
The staff at this hotel are absolute stars. When I had a, they resolved it quickly and efficiently. They were professional, kind, and went out of their way to make sure my stay was comfortable. I especially appreciated how safe and welcome they made me feel during my time here. Thank you to the whole ...

Reviewed on Mar 5, 2026

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Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

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*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.