Question 1

Where does 4O 9904 land?

Accepted Answer

4O 9904 operated by Interjet (ABC Aerolineas) arrives at Juan Santamaría International Airport (SJO) in San José (Alajuela). The scheduled arrival time is 14:00, Terminal 1.

Question 2

Is 4O 9904 usually on time?

Accepted Answer

On-time performance for 4O 9904 varies with season, weather, and air traffic. TrackMyWings will track live and historical on-time rates for this flight at launch — allow buffer time for tight connections until you can check recent data.

Question 3

Which terminal does 4O 9904 depart from?

Accepted Answer

4O 9904 departs from Mexico City Benito Juárez International Airport (MEX), Terminal 4. The scheduled departure time is 08:00. Always confirm terminal information with Interjet (ABC Aerolineas) closer to your travel date as it can change.

Question 4

What aircraft does 4O 9904 use?

Accepted Answer

4O 9904 is operated on a Airbus A320neo with 180 seats across 2 cabin classes. Aircraft assignments can change — check with Interjet (ABC Aerolineas) for the latest configuration.

Question 5

How long is the 4O 9904 flight?

Accepted Answer

The scheduled flight duration for 4O 9904 from Mexico City (MEX) to San José (Alajuela) (SJO) is 2h 23m. Actual flight time may vary depending on air traffic, weather, and routing.

4O 9904

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