**Exhibit 12.2**

 

**Northwest Airlines Corporation**

 

**COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES**

**AND PREFERRED STOCK REQUIREMENTS**

**(Dollars in millions)**

 
| ** **                                                                    | ** ** | **Three  months ended  June 30** | ** ** | **Six  months ended  June 30** | ** ** |
|-------------------------------------------------------------------------------|------------|---------------------------------------|------------|-------------------------------------|------------|
| ** **                                                                    | ** ** | **2005**                              | ** ** | **2004**                            | ** ** | **2005** | ** ** | **2004** | ** ** |
| **Earnings:**                                                                 | ** ** | ** **                            | ** ** | ** **                          | ** ** | ** ** | ** ** | ** ** | ** ** |
| ** **                                                                    | ** ** | ** **                            | ** ** | ** **                          | ** ** | ** ** | ** ** | ** ** | ** ** |
| Income  (loss) before income taxes and cumulative effect of accounting change |       | $                                     | (226       | )                                   | $          | (175 | ) | $ | (681 | ) | $ | (398 | ) |
| Less: Income  (loss) from less than 50% owned investees                       |       | 1                                     |       | 1                                   |       | 4 |   | 2 |   |
| Add:                                                                          |       |                                  |       |                                |       |   |   |   |   |
| Rent expense  representative of interest (1)                                  |       | 75                                    |       | 63                                  |       | 137 |   | 125 |   |
| Interest  expense net of capitalized interest                                 |       | 151                                   |       | 118                                 |       | 295 |   | 242 |   |
| Interest of  preferred security holder                                        |       | —                                |       | —                              |       | — |   | — |   |
| Amortization  of debt discount and expense                                    |       | 8                                     |       | 7                                   |       | 15 |   | 15 |   |
| Amortization  of interest capitalized                                         |       | 2                                     |       | 2                                   |       | 4 |   | 4 |   |
|                                                                          |       |                                  |       |                                |       |   |   |   |   |
| **Adjusted  earnings**                                                        |       | $                                     | 9          |                                | $          | 14 |   | $ | (234 | ) | $ | (14 | ) |
|                                                                          |       |                                  |       |                                |       |   |   |   |   |
| **Fixed  charges and preferred stock requirements:**                          |       |                                  |       |                                |       |   |   |   |   |
|                                                                          |       |                                  |       |                                |       |   |   |   |   |
| Rent expense  representative of interest (1)                                  |       | $                                     | 75         |                                | $          | 63 |   | $ | 137 |   | $ | 125 |   |
| Interest  expense net of capitalized interest                                 |       | 151                                   |       | 118                                 |       | 295 |   | 242 |   |
| Preferred  stock requirements                                                 |       | 8                                     |       | 7                                   |       | 16 |   | 14 |   |
| Interest of  preferred security holder                                        |       | —                                |       | —                              |       | — |   | — |   |
| Amortization  of debt discount and expense                                    |       | 8                                     |       | 7                                   |       | 15 |   | 15 |   |
| Capitalized  interest                                                         |       | 2                                     |       | 2                                   |       | 4 |   | 4 |   |
|                                                                          |       |                                  |       |                                |       |   |   |   |   |
| **Fixed  charges and preferred stock requirements**                           |       | $                                     | 244        |                                | $          | 197 |   | $ | 467 |   | $ | 400 |   |
|                                                                          |       |                                  |       |                                |       |   |   |   |   |
| **Ratio of  earnings to fixed charges and preferred stock requirements**      |       | —                                | (2)        | —                              | (3)        | — | (2) | — | (3) |

 

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**(1)**** **Calculatedas one-third of rentals, which is considered representative of the interestfactor.

 

**(2)**** **Earningswere inadequate to cover fixed charges by $235 million and $701 million for thethree and six months ended June 30, 2005, respectively.

 

**(3)**** **Earningswere inadequate to cover fixed charges by $183 million and $414 million for thethree and six months ended June 30, 2004, respectively.

 

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