
Cheap Frontier Airlines flights from Denver to San José (DEN to SJO)
Find The Best Day To Fly from Denver to San José
Amazing Frontier Airlines DEN to SJO Flight Deals
The cheapest flights to Juan Santamaría Intl. found within the past 7 days were $1,133 round trip and one way. Prices and availability subject to change. Additional terms may apply.
SJO From DEN Economy Coach Packages on Similar Airlines



Discover our best Frontier Airlines flight from Denver DEN to San José SJO
To find the best deals on flights to Denver 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 Denver DEN 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 $1,133 to $1,133, 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 Denver DEN 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 Denver to San José costs from . Prices and availability subject to change. Additional terms may apply.
The easy way to find cheap flights to San José SJO from Denver DEN with Frontier Airlines
To find a cheap Frontier Airlines flight from Denver DEN 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 Denver DEN 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 January, or if you book a flight with a stopover.
Find nonstop flights from Denver DEN 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 Denver DEN 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 Denver DEN 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.
Airport code | Country | Airport name | Number of flights |
---|---|---|---|
DEN | USA | Denver Intl. | 13 |
MCO | USA | Orlando Intl. | 7 |
CUN | MEX | Cancun Intl. | 6 |
GDL | MEX | Don Miguel Hidalgo y Costilla Intl. | 5 |
PHL | USA | Philadelphia Intl. | 2 |
ORD | USA | O'Hare Intl. | 2 |
MIA | USA | Miami Intl. | 1 |
LAS | USA | McCarran Intl. | 1 |
MEX | MEX | Mexico City Intl. | 1 |
LAX | USA | Los Angeles Intl. | 1 |
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Popular Frontier Airlines Flight Routes from DEN
Top Frontier Airlines Flight Routes from SJO
Top Flights for Frontier Airlines originating from DEN
Domestic
- New York to San Juan (JFK - SJU)
- Newark Liberty Intl. Airport to Orlando (EWR - MCO)
- New York to Las Vegas (JFK - LAS)
- Atlanta to Miami (ATL - MIA)
- Los Angeles to Newark Liberty Intl. Airport (LAX - EWR)
- Trenton to Orlando (TTN - MCO)
- Los Angeles to New York (LAX - JFK)
- New York to Orlando (JFK - MCO)
- New York to Las Vegas (JFK - LAS)
- Los Angeles to New York (LAX - JFK)
International
- Los Angeles to Las Vegas (LAX - LAS)
- New York to Las Vegas (JFK - LAS)
- Trenton to Orlando (TTN - MCO)
- Newark Liberty Intl. Airport to Orlando (EWR - MCO)
- New York to Miami (JFK - MIA)
- New York to Los Angeles (JFK - LAX)
- Los Angeles to New York (LAX - LGA)
- Los Angeles to New York (LAX - JFK)
- New York to Orlando (LGA - MCO)
- Atlanta to Miami (ATL - MIA)
Most Popular
- Colorado Springs to Phoenix (COS - PHX)
- Los Angeles to Colorado Springs (LAX - COS)
- Denver to Grand Junction (DEN - GJT)
- Minneapolis to Colorado Springs (MSP - COS)
- Delta Atlanta (ATL) to Colorado Springs (COS) flights
- Phoenix to Colorado Springs (PHX - COS)
- Colorado Springs to Dallas (COS - DFW)
- Grand Junction to Victoria (GJT - YYJ)
- American Airlines Dallas (DFW) to Durango (DRO) flights
- Denver to Montrose (DEN - MTJ)
- Colorado Springs to Orange County (COS - SNA)
- Colorado Springs to Orlando (COS - MCO)
- Delta Los Angeles (LAX) to Aspen (ASE) flights
- Las Vegas to Colorado Springs (LAS - COS)
- Fort Myers to Colorado Springs (RSW - COS)
- Colorado Springs to Las Vegas (COS - LAS)
- Denver to Telluride (DEN - TEX)
- Detroit to Colorado Springs (DTW - COS)
- Grand Junction to Phoenix (GJT - PHX)
- United Gunnison (GUC) to Portland (PWM) flights
- Grand Junction to Denver (GJT - DEN)
- Montrose to Denver (MTJ - DEN)
- Chicago to Colorado Springs (ORD - COS)
- Denver to Gunnison (DEN - GUC)
- Orlando to Colorado Springs (MCO - COS)
- Durango to Denver (DRO - DEN)
- Delta New York (JFK) to Aspen (ASE) flights
- Dallas to Colorado Springs (DFW - COS)
- Houston to Colorado Springs (IAH - COS)
- Austin to Colorado Springs (AUS - COS)