Frontier Airlines flights from ATL to SJO
Find comprehensive Frontier Airlines flight information, schedules, and booking details for direct flights from ATL to SJO. Frontier Airlines operates 2-4 flights daily flights on this route.• Flight Duration: 2h 54m - 4h 12m (average flight time)• Distance: 1642 miles (2642 km) (air miles between airports)• Daily Flights: 2-4 flights (scheduled departures per day)
ATL
SJO
FLIGHT TIME
2h 54m - 4h 12m
FLIGHT DISTANCE
1642 miles (2642 km)
4h 3m - 4h 3m
10:25
10:25
1642 miles (2642 km)
January
1 (Show)
14
Frontier Airlines Flight Schedule from ATL to SJO
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
F9215 |  Frontier Airlines | 10:25 | 13:28:00 | Airbus A321neo |
Frontier Airlines Monthly Flight Calendar
December 2025
Route Insights
Pricing patterns: January typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 10:00, offering more flight options and potentially better connections.
ATL - SJO flight price statistics
$661
ApproximateThe numbers are average prices found based on user searches for direct flights between the airports. It's calculated from the cheapest prices found per month for a round-trip with 1 adult and can vary depending on the amount of data we have for this particular route.
$289
Jan$300
Feb$408
Mar$575
Apr$1900
May$882
Jun$810
Jul$616
Aug$532
Sep$486
Oct$540
Nov$596
DecFrontier Airlines Terminal Information
Terminal information for Frontier Airlines on this route is currently being updated. Please check back soon or contact the airports directly for terminal details.
Frequently Asked Questions about Frontier Airlines Flights
How many Frontier Airlines flights operate from ATL to SJO?
Frontier Airlines operates 1 flight from ATL to SJO.
What city does SJO airport serve?
SJO airport serves Alajuela.
How long is the Frontier Airlines flight from ATL to SJO?
The flight duration is approximately 2h 54m - 4h 12m.
What is the distance from ATL to SJO?
The distance is 1642 miles (2642 km).
What aircraft does Frontier Airlines use on this route?
Frontier Airlines uses Airbus A321neo on this route.
Which other airlines operate on this route?
1 other airline operates on this route: Delta Air Lines.
What is the cheapest month to fly Frontier Airlines from ATL to SJO?
January is typically the cheapest month to fly Frontier Airlines on this route.
What is the average price for a Frontier Airlines flight from ATL to SJO?
The average price for a round-trip Frontier Airlines flight on this route is approximately $661. Prices can vary based on booking time and demand.
How many Frontier Airlines flights operate per week on this route?
Frontier Airlines operates approximately 14 flights per week from ATL to SJO.