| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | - | Cowboys & Aliens | $496,523 | - | 110 | - | $4,513 | $496,523 | 1 | United International Pictures | true | false |
| 2 | 2 | Final Destination 5 | $324,448 | -56.5% | 79 | -18 | $4,106 | $1,385,664 | 2 | Warner Bros. | false | false |
| 3 | 1 | King Naresuan 4 | $273,857 | -66.8% | 73 | -118 | $3,751 | $4,187,804 | 3 | Mongkol Film Company | false | false |
| 4 | - | Conan the Barbarian | $200,554 | - | 64 | - | $3,133 | $200,554 | 1 | Mongkol Major | true | false |
| 5 | - | Kon Khon | $137,115 | - | 44 | - | $3,116 | $137,115 | 1 | Mongkol Film Company | true | false |
| 6 | 4 | One Day | $87,272 | -21.8% | 22 | -4 | $3,966 | $259,625 | 2 | M Pictures | false | false |
| 7 | 3 | Rise of the Planet of the Apes | $43,190 | -69.3% | 40 | -22 | $1,079 | $1,601,004 | 4 | 20th Century Fox International | false | false |
| 8 | 5 | Bad Teacher | $33,787 | -64.5% | 21 | -4 | $1,608 | $427,476 | 3 | Sony Pictures Releasing | false | false |
| 9 | 6 | Captain America: The First Avenger | $16,324 | -63.4% | 8 | -26 | $2,040 | $2,484,526 | 5 | United International Pictures | false | false |
| 10 | 8 | Transformers: Dark of the Moon | $7,288 | -38.5% | 2 | -2 | $3,644 | $9,783,790 | 9 | United International Pictures | false | false |
| 11 | 7 | Harry Potter and the Deathly Hallows: Part 2 | $5,408 | -64.4% | 3 | -7 | $1,802 | $6,755,307 | 7 | Warner Bros. | false | false |
| 12 | 9 | Come Rain, Come Shine | $2,162 | -52.3% | 1 | - | $2,162 | $8,440 | 2 | Mongkol Major | false | false |
| 13 | 14 | Tomboy | $1,393 | -16.5% | 1 | - | $1,393 | $8,551 | 3 | M Pictures | false | false |
| 14 | 11 | Horrible Bosses | $1,318 | -62.1% | 1 | - | $1,318 | $142,164 | 5 | Warner Bros. | false | false |
| 15 | 12 | Pumpuang | $234 | -91.1% | 2 | -11 | $117 | $1,485,095 | 6 | Mongkol Film Company | false | false |
| 16 | 10 | The Dragon Pearl | $127 | -97.2% | 1 | -9 | $127 | $35,091 | 3 | M Pictures | false | false |
| 17 | 16 | Water for Elephants | $75 | -71.3% | 1 | - | $75 | $21,202 | 6 | N/A | false | false |
| 18 | 13 | Larry Crowne | $47 | -97.8% | 1 | -5 | $47 | $80,187 | 4 | Mongkol Major | false | false |
