Travel analyst OAG,  an air travel intelligence company based in United Kingdom, has revealed its Punctuality League for 2019, naming the airlines and airports with the world's best timekeeping.

Drawing on full-year data from 58 million flight records in 2018, OAG has created a ranking of the best on-time performance for the world's largest airlines and airports.

The most punctual airline in the world -- with 89.79% of flights on time -- is Latin American airline Copa Airlines. It's headquartered in Panama City airport, which was also named the world's most punctual medium-sized airport.

Most punctual airlines:

1. Copa Airlines (89.79%). (Top Mainline Airline and Top Airline in Latin America).

2. airBaltic (89.17%). (Top Airline in Europe).

3. Hong Kong Airlines (88.11%). (Top Airline in Asia-Pacific).

4. Hawaiian Airlines (87.52%). (Top Airline in North America).

5. Bangkok Airways (87.16%).

6. Qantas Airways (85.65%).

7. LATAM Airlines Group (85.60%). (Top Mega Airline).

8. Azul (85.21%). (Top Low-Cost Carrier).

9. Qatar Airways (85.17%). (Top Airline in the Middle East).

10. KLM (84.52%).

OAG ranked airports around the world with an annual minimum of 2.5 million departing seats.  

For the fourth year in a row, the most punctual mega airport (30 million+ seats) is Japan's Tokyo Haneda (85.62%).

The top major airport (20 - 30 million seats) is Moscow Sheremetyevo (87%) while the top large airport (10 - 20 million seats) is Japan's Osaka Airport (88.22%).

Panama City is the top medium airport (5 - 10 million seats), with on-time performance of 91.11%.

Belarus' Minsk National Airport is the top small airport (2.5 - 5 million seats), with 92.35% of flights arriving or departing on schedule. Most punctual airports

OAG is best known for its airline schedules database which holds future and historical flight details for more than 900 airlines and over 4,000 airports.