Depends. If you're speaking of the US, I believe QLA is the code for all the airports in Los Angeles. (Helps when looking for the cheapest ticket.)
If you're speaking internationally, I believe QLA is Lasham Airport in the UK.
The airport code for Lasham Airfield is QLA.
Honolulu, HI - Honolulu Airport (HNL).
The airport code for Jammu Airport is IXJ.
The airport code for Zagreb Airport is ZAG.
The airport code for Shannon Airport is SNN.
The airport code for Miyako Airport is MMY.
There are 346 airports in India as of 2007 (paved and unpaved.) Here are the International Airports: Ahmedabad Airport Amritsar Airport Bangalore Airport Calicut Airport Chennai Airport Cochin Airport Delhi Airport Goa Airport Guwahati Airport Hyderabad Airport Jaipur Airport Kolkata Airport Mumbai Airport Nagpur Airport Trivandrum Airport
kuhkoh [airport] Narita airport kansai airport osaka airport Okinawa airport
Zagreb Airport Split Airport Rijeka Airport Osijek Airport Zadar Airport Dubrovnik Airport Pula Airport Bol Airport
The airport code for Gao International Airport is GAQ.
The airport code for Altay Airport is AAT.
The airport code for Munich Airport is MUC.