Informational Guide to Juan Santamaría Costa Rica International Airport - Non Official

AA340 American Airlines - Flight Status

Codeshare Flights
The flight IB4991 from Iberia (IB) is a codeshare flight operated by American Airlines (AA) under the flight number AA340. Check this page for details about flight AA340.

Below, you can find details about American Airlines flight AA340, which currently operates between the airports of San Jose - Juan Santamaria International Airport (Airport Code SJO) and Miami - Miami International Airport (Airport Code MIA).
This flight data pertains specifically to the flight's details for Tuesday, March 31, 2026.

AA340 On Time performance:
88
We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays

Flight Status

AA340 American Airlines to Miami

Landed - On-time
Flight Status for Tuesday March 31, 2026

Airline information

American Airlines
American Airlines
Equipment: Boeing 737-800 (winglets) Passenger/BBJ2

Departure

San Jose (SJO)
March 31, 2026
Juan Santamaria International Airport
Departed at:
10:23
Gate:
1
Scheduled Departure Time: 10:25

Arrival

Miami (MIA)
March 31, 2026
Miami International Airport
Arrived at:
14:58
Terminal:
D
Gate:
D40
Scheduled Arrival Time: 15:29
Baggage: CUST
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.costarica-airport.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.

Codeshare Flights

This flight is shared with other airlines, this means that these other flights are the same:

- IB4991 - Iberia

Additional Information

Which is the frequency of flight AA340?
The flight AA340 is scheduled to flight on Monday, Tuesday, Thursday, Friday, Saturday, Sunday on a weekly basis.

Which is the distance of flight AA340?
The distance between the two airports is 1805 kilometers.

Which is the flight time of flight AA340?
The scheduled flight time gate to gate is: 03:04 hours.
The real flight time gate to gate on average is: 02:49 hours.

Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in San Jose: 2026-03-31 19:52:49
Current Time in Miami: 2026-03-31 21:52:49

Alternative Flights

The following airlines serves the same route between San Jose and Miami:

UPS
- Flight Number: 5X391. (On Time performance: 95 - Average Delay: 4 minutes)

Alrosa Air Company
- Flight Number: 6R4268. (On Time performance: 76 - Average Delay: 14 minutes)
- Flight Number: 6R4272. (On Time performance: 82 - Average Delay: 7 minutes)

American Airlines
- Flight Number: AA1600. (On Time performance: 83 - Average Delay: 18 minutes)
- Flight Number: AA314. (On Time performance: 81 - Average Delay: 38 minutes)
- Flight Number: AA328. (On Time performance: 88 - Average Delay: 46 minutes)
- Flight Number: AA338. (On Time performance: 83 - Average Delay: 105 minutes)

Avianca
- Flight Number: AV604. (On Time performance: 98 - Average Delay: 0 minutes)

DHL Aero Expreso
- Flight Number: D55232. (On Time performance: 82 - Average Delay: 10 minutes)

ABX Air
- Flight Number: GB5232. (On Time performance: 83 - Average Delay: 5 minutes)

LATAM Cargo Colombia
- Flight Number: L71802. (On Time performance: 58 - Average Delay: 16 minutes)
- Flight Number: L71804. (On Time performance: 53 - Average Delay: 29 minutes)

Avianca Costa Rica
- Flight Number: LR604. (On Time performance: 97 - Average Delay: 2 minutes)

Volaris Costa Rica
- Flight Number: Q64004. (On Time performance: 92 - Average Delay: 20 minutes)

Volaris El Salvador
- Flight Number: N34350. (On Time performance: 84 - Average Delay: 9 minutes)

Punctuality and delays

We have gathered data from recent months and present below an analysis of how timely the flights have been.

In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from March 08, 2026 to March 26, 2026, we have obtained these figures.
Total number of flights: 16
On Time: 14 ( 88 % )
Moderate Delay: 0 ( 0 % )
Significant Delay: 1 ( 6 % )
Major Delay: 1 ( 6 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )

Average Delay: 15 minutes.
Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions

Last Past Flights AA340

Date
Departure
Arrival
Duration
Aircraft
Status
Monday
30 March
10:15
San Jose (SJO)
14:57
Miami (MIA)
02h 42min
Boeing 737-800
Boeing 737-800
Landed - On-time
Sunday
29 March
10:31
San Jose (SJO)
15:15
Miami (MIA)
02h 44min
Boeing 737-800
Boeing 737-800
Landed - On-time
Saturday
28 March
10:15
San Jose (SJO)
15:18
Miami (MIA)
03h 03min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Friday
27 March
10:12
San Jose (SJO)
14:54
Miami (MIA)
02h 42min
Boeing 737-800
Boeing 737-800
Landed - On-time
Thursday
26 March
10:20
San Jose (SJO)
15:01
Miami (MIA)
02h 41min
Boeing 737-800
Boeing 737-800
Landed - On-time
Tuesday
24 March
10:15
San Jose (SJO)
15:18
Miami (MIA)
03h 03min
Boeing 737-800
Boeing 737-800
Landed - On-time
Monday
23 March
11:02
San Jose (SJO)
15:42
Miami (MIA)
02h 40min
Boeing 737-800
Boeing 737-800
Landed - On-time
Sunday
22 March
11:17
San Jose (SJO)
16:10
Miami (MIA)
02h 53min
Boeing 737-800
Boeing 737-800
Landed - Delayed
Saturday
21 March
13:48
San Jose (SJO)
18:39
Miami (MIA)
02h 51min
Boeing 737-800
Boeing 737-800
Landed - Delayed
Friday
20 March
10:15
San Jose (SJO)
15:04
Miami (MIA)
02h 49min
Boeing 737-800
Boeing 737-800
Landed - On-time