| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | - | The Holy Man III | $763,970 | - | 104 | - | $7,345 | $763,970 | 1 | Pranakorn Films | true | false |
| 2 | - | Toy Story 3 | $650,142 | - | 86 | - | $7,559 | $855,111 | 1 | Walt Disney Pictures | true | false |
| 3 | - | A Little Thing Called Love | $580,549 | - | 88 | - | $6,597 | $580,549 | 1 | Mongkol Film Company | true | false |
| 4 | 1 | Step Up 3D | $405,942 | -43.9% | 54 | -26 | $7,517 | $1,485,107 | 2 | Mongkol Major | false | false |
| 5 | 2 | Salt | $401,711 | -37.7% | 122 | - | $3,292 | $1,299,041 | 2 | Sony Pictures Releasing | false | false |
| 6 | 3 | Boonchu Jayunaijaisamer | $124,798 | -51.4% | 57 | -17 | $2,189 | $483,749 | 2 | Five Star Entertainment | false | false |
| 7 | 5 | Inception | $33,478 | -63.1% | 11 | -25 | $3,043 | $1,899,785 | 5 | Warner Bros. | false | false |
| 8 | 4 | The Last Airbender | $25,599 | -88.5% | 35 | -55 | $731 | $1,364,920 | 3 | United International Pictures | false | false |
| 9 | 7 | The Sorcerer's Apprentice | $2,327 | -93.9% | 5 | -51 | $465 | $2,068,420 | 4 | Walt Disney Pictures | false | false |
| 10 | 6 | Tukky, jaoying khaai gop | $1,394 | -97.9% | 3 | -45 | $464 | $2,000,227 | 4 | Mongkol Film Company | false | false |
| 11 | 9 | Baaria | $1,312 | -30.8% | 1 | - | $1,312 | $4,040 | 2 | Mongkol Major | false | false |
| 12 | 12 | Shanghai | $69 | -11.5% | 1 | - | $69 | $25,331 | 5 | M Pictures | false | false |
