Northwest Airlines Aircraft Operating Statistics- Cost Per Block Hour (Unadjusted)
Northwest Airlines
1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012
  Small Narrowbodies $1,787 $1,884 $1,846 $1,991 $1,881 $2,116 $2,343 $2,212 $2,275 $2,540 $3,066 $2,980 $3,014 $4,231 $3,296      
(Ex Fuel) $1,309 $1,308 $1,290 $1,514 $1,427 $1,412 $1,668 $1,635 $1,628 $1,622 $1,725 $1,421 $1,413 $1,470 $1,819
Pilots $625 $561 $524 $591 $583 $581 $648 $674 $731 $716 $701 $546 $523 $522 $788
Salaries and Wages $476 $386 $354 $405 $381 $401 $443 $454 $468 $460 $400 $323 $360 $340 $530
Pilot Training $30 $36 $44 $43 $40 $39 $41 $35 $38 $35 $28 $20 $29 $28 $27
Benefits and Payroll Taxes $89 $107 $91 $103 $124 $100 $125 $151 $192 $190 $240 $167 $98 $114 $187
Per Diem/ Personnel $31 $33 $35 $39 $39 $41 $39 $35 $32 $31 $33 $35 $36 $40 $43
Purchased Goods $525 $646 $623 $542 $518 $774 $741 $646 $712 $978 $1,413 $1,637 $1,681 $2,870 $1,490
Fuel/Oil $477 $576 $556 $477 $454 $704 $674 $576 $647 $919 $1,341 $1,559 $1,601 $2,761 $1,477
Insurance $6 $5 $4 $4 $3 $3 $4 $7 $4 $3 $3 $3 $2 $2 $12
Other (inc. Tax) $42 $65 $63 $60 $61 $67 $63 $63 $61 $56 $69 $75 $78 $107 $0
Maintenance $373 $411 $447 $580 $492 $432 $487 $504 $446 $460 $549 $444 $492 $533 $586
Labor $54 $53 $48 $51 $47 $46 $43 $50 $39 $35 $22 $1 $1 $3 $7
Materials $138 $145 $157 $200 $165 $124 $117 $114 $75 $111 $93 $56 $58 $66 $64
Third Party $66 $85 $116 $170 $143 $112 $156 $145 $159 $159 $280 $314 $340 $355 $352
Total Direct $230 $270 $317 $420 $341 $281 $315 $306 $270 $304 $392 $364 $389 $423 $424
Burden $143 $141 $132 $161 $152 $151 $172 $198 $175 $155 $164 $80 $102 $110 $162
Aircraft Ownership $260 $259 $243 $270 $280 $320 $451 $359 $384 $383 $399 $348 $310 $294 $412
Rentals $165 $146 $122 $124 $111 $144 $146 $137 $141 $140 $146 $98 $114 $106 $87
Depreciation and Amortization $94 $112 $121 $146 $169 $176 $305 $222 $243 $242 $253 $250 $196 $188 $325
Other $5 $7 $9 $9 $8 $10 $15 $28 $3 $4 $4 $5 $9 $12 $20
Indicies
Aircraft In Fleet             267             277             275             284             283             285             295             307             298             302             287             247              239              208              197                 -                   -         -  
Seats Per Departure             126             125             124             125             126             125             124             124             123             125             126             128              129              131              158                 -                   -         -  
Average Stage Length             612             612             614             622             633             639             648             657             658             660             669             675              665              696              884                 -                   -         -  
Gallons of Fuel Per Block Hour             902             895             887             883             869             854             848             825             794             787             781             773              775              769              799                 -                   -         -  
Load Factor 65.8% 65.8% 67.7% 67.7% 67.6% 70.0% 68.2% 69.5% 70.6% 73.2% 76.8% 80.8% 80.9% 82.7% 83.5%
Daily Utilization per Aircraft
Block Hours            8.85            8.66            8.64            7.86            8.71            8.88            8.39            8.07            8.05            8.10            8.12            8.52             8.38             8.45             9.15                 -                   -         -  
Airborne Hours            7.16            6.98            6.92            6.27            6.91            7.04            6.70            6.47            6.51            6.51            6.49            6.79             6.55             6.67             6.70                 -                   -         -  
Departures            4.82            4.69            4.62            4.12            4.49            4.53            4.26            4.06            4.08            4.08            4.03            4.16             4.02             3.96             3.67                 -                   -         -  
  Large Narrowbodies $2,341 $2,533 $2,362 $2,429 $2,260 $2,794 $3,002 $2,928 $2,807 $3,332 $3,911 $4,354 $4,116 $5,728 $4,279      
(Ex Fuel) $1,818 $1,893 $1,740 $1,900 $1,735 $1,968 $2,213 $2,233 $1,980 $2,100 $2,106 $2,202 $1,949 $1,961 $2,209
Pilots $661 $624 $616 $687 $675 $657 $717 $727 $804 $824 $792 $619 $588 $641 $928
Salaries and Wages $508 $431 $422 $474 $447 $458 $491 $491 $517 $542 $464 $377 $411 $427 $623
Pilot Training $33 $40 $51 $50 $47 $44 $45 $37 $42 $41 $31 $24 $33 $34 $32
Benefits and Payroll Taxes $93 $124 $110 $126 $146 $116 $144 $167 $213 $210 $264 $182 $106 $134 $222
Per Diem/ Personnel $26 $29 $32 $36 $36 $39 $37 $32 $31 $31 $33 $36 $38 $46 $51
Purchased Goods $582 $725 $706 $614 $606 $912 $875 $790 $918 $1,319 $1,910 $2,261 $2,273 $3,872 $2,084
Fuel/Oil $522 $640 $622 $529 $525 $825 $789 $695 $827 $1,232 $1,805 $2,152 $2,166 $3,767 $2,070
Insurance $14 $15 $12 $9 $5 $4 $6 $13 $9 $7 $6 $5 $2 $3 $14
Other (inc. Tax) $46 $70 $73 $75 $76 $83 $80 $82 $83 $80 $99 $104 $105 $102 $0
Maintenance $638 $646 $501 $595 $474 $719 $868 $852 $472 $567 $549 $938 $891 $886 $689
Labor $61 $60 $46 $53 $42 $38 $65 $74 $35 $47 $19 $1 $1 $3 $9
Materials $317 $333 $245 $240 $231 $440 $410 $374 $198 $223 $112 $129 $72 $96 $77
Third Party $104 $94 $81 $137 $73 $114 $137 $116 $77 $84 $273 $735 $719 $633 $413
Total Direct $473 $487 $373 $429 $339 $592 $612 $564 $310 $353 $401 $865 $792 $731 $499
Burden $165 $159 $128 $166 $135 $128 $256 $288 $162 $214 $147 $74 $99 $154 $190
Aircraft Ownership $453 $534 $536 $524 $496 $496 $532 $551 $605 $615 $653 $529 $359 $320 $554
Rentals $306 $395 $390 $408 $382 $382 $395 $370 $349 $339 $323 $171 $114 $117 $171
Depreciation and Amortization $147 $139 $146 $116 $114 $114 $137 $181 $255 $277 $330 $358 $245 $203 $383
Other $6 $5 $3 $10 $9 $9 $10 $8 $9 $6 $8 $8 $4 $11 $23
Indicies
Aircraft In Fleet               33               42               48               48               48               48               50               56               65               67               66               62                72                69                59                 -                   -         -  
Seats Per Departure             184             190             191             191             191             191             185             183             190             194             195             196              193              190              193                 -                   -         -  
Average Stage Length          1,103          1,127          1,126          1,150          1,137          1,118          1,180          1,207          1,189          1,191          1,243          1,249            1,331            1,470            1,409                 -                   -         -  
Gallons of Fuel Per Block Hour             980             980             986             995             998             999          1,001          1,001          1,020          1,039          1,050          1,060            1,046            1,050            1,112                 -                   -         -  
Load Factor                 1                 1                 1                 1                 1                 1                 1                 1                 1                 1                 1                 1                  1                  1                  1         
Daily Utilization per Aircraft
Block Hours                11               11               12               11               12               12               11               10                 9                 9               10               11                10                11                10                 -                   -         -  
Airborne Hours                 9               10               10                 9               10               10                 9                 9                 8                 8                 9                 9                  9                  9                  8                 -                   -         -  
Departures                 4                 4                 4                 4                 4                 4                 4                 3                 3                 3                 3                 3                  3                  3                  3                 -                   -         -  
  Widebodies $5,264 $5,891 $5,883 $6,059 $5,605 $6,777 $6,709 $7,411 $6,982 $7,803 $8,680 $8,880 $8,271 $12,178 $9,401      
(Ex Fuel) $3,399 $3,654 $3,746 $4,351 $3,855 $4,122 $4,235 $5,188 $4,416 $4,237 $3,888 $3,297 $3,019 $3,176 $3,030
Pilots $1,226 $1,219 $1,248 $1,408 $1,339 $1,303 $1,404 $1,463 $1,706 $1,605 $1,519 $1,160 $1,050 $1,091 $1,331
Salaries and Wages $950 $870 $896 $1,029 $938 $954 $1,010 $1,040 $1,162 $1,084 $918 $714 $733 $732 $894
Pilot Training $62 $77 $105 $103 $91 $86 $88 $75 $91 $80 $60 $44 $57 $55 $47
Benefits and Payroll Taxes $158 $219 $195 $220 $253 $202 $248 $291 $388 $378 $483 $342 $198 $234 $318
Per Diem/ Personnel $56 $53 $52 $56 $58 $60 $58 $57 $65 $64 $58 $59 $62 $69 $72
Purchased Goods $1,931 $2,308 $2,196 $1,761 $1,804 $2,714 $2,525 $2,274 $2,605 $3,600 $4,829 $5,614 $5,277 $9,034 $6,389
Fuel/Oil $1,865 $2,237 $2,137 $1,707 $1,750 $2,655 $2,474 $2,223 $2,567 $3,566 $4,792 $5,583 $5,253 $9,002 $6,371
Insurance $21 $18 $12 $10 $6 $5 $7 $16 $10 $8 $8 $8 $5 $6 $18
Other (inc. Tax) $45 $53 $47 $43 $48 $53 $44 $34 $28 $25 $29 $23 $19 $25 $0
Maintenance $1,307 $1,580 $1,670 $2,031 $1,567 $1,612 $1,727 $1,499 $1,207 $740 $1,089 $1,221 $1,123 $1,129 $970
Labor $150 $146 $166 $174 $131 $152 $137 $117 $62 $21 $8 $1 $1 $2 $13
Materials $385 $581 $539 $733 $506 $460 $401 $329 $241 $201 $186 $167 $128 $138 $110
Third Party $261 $383 $406 $482 $385 $431 $458 $444 $509 $347 $677 $821 $759 $715 $570
Total Direct $791 $1,085 $1,109 $1,374 $1,014 $1,009 $995 $890 $807 $572 $871 $941 $869 $845 $693
Burden $516 $496 $561 $657 $553 $603 $732 $610 $400 $185 $219 $280 $254 $306 $277
Aircraft Ownership $767 $741 $732 $810 $850 $1,114 $1,011 $2,049 $1,400 $1,765 $1,248 $884 $818 $900 $678
Rentals $604 $564 $555 $555 $556 $596 $617 $735 $870 $888 $809 $396 $340 $333 $134
Depreciation and Amortization $163 $177 $176 $255 $294 $517 $393 $1,314 $530 $878 $440 $488 $478 $567 $544
Other $33 $43 $37 $50 $45 $36 $44 $125 $63 $93 -$5 $1 $4 $24 $33
Indicies
Aircraft In Fleet               70               72               76               80               84               87               90               81               66               65               67               64                59                62                47                 -                   -         -  
Seats Per Departure             300             305             305             303             302             304             292             295             287             276             272             266              275              288              299                 -                   -         -  
Average Stage Length          2,832          2,894          2,934          3,040          2,997          2,978          3,027          3,241          3,513          3,577          3,579          3,475            3,497            3,612            3,787                 -                   -         -  
Gallons of Fuel Per Block Hour          3,178          3,185          3,179          3,175          3,168          3,151          3,098          3,190          3,178          2,979          2,868          2,743            2,571            2,481            3,258                 -                   -         -  
Load Factor 76.2% 78.9% 79.2% 77.0% 80.0% 81.7% 79.0% 83.6% 82.3% 86.3% 87.3% 88.1% 86.5% 85.2% 81.8%
Daily Utilization per Aircraft
Block Hours           11.54          11.76          11.61          10.44          10.88          11.10          10.49            9.94          10.80          11.59          11.71          11.57            12.49            11.78             8.92                 -                   -         -  
Airborne Hours          10.64          10.84          10.68            9.63            9.98          10.17            9.62            9.19          10.12          10.82          11.07          10.74            11.45            10.97            10.58                 -                   -         -  
Departures            1.93            1.93            1.88            1.64            1.72            1.76            1.64            1.47            1.50            1.57            1.58            1.60             1.71             1.56             1.14                 -                   -         -  
  Total Fleet $2,638 $2,880 $2,858 $2,998 $2,798 $3,319 $3,468 $3,406 $3,267 $3,705 $4,383 $4,486 $4,361 $6,369 $4,422      
(Ex Fuel) $1,839 $1,917 $1,926 $2,228 $2,034 $2,134 $2,351 $2,468 $2,222 $2,214 $2,242 $1,965 $1,867 $1,967 $2,082
Pilots $766 $719 $705 $794 $772 $763 $836 $847 $930 $909 $887 $689 $648 $677 $899
Salaries and Wages $587 $502 $490 $560 $519 $541 $584 $582 $609 $596 $519 $416 $450 $449 $604
Pilot Training $38 $46 $59 $58 $53 $51 $52 $44 $49 $45 $35 $26 $36 $35 $31
Benefits and Payroll Taxes $105 $135 $118 $134 $157 $126 $157 $183 $233 $230 $295 $207 $121 $146 $214
Per Diem/ Personnel $36 $37 $39 $43 $43 $45 $44 $39 $38 $37 $38 $40 $42 $48 $49
Purchased Goods $852 $1,035 $1,000 $835 $828 $1,254 $1,182 $1,008 $1,110 $1,549 $2,212 $2,595 $2,568 $4,492 $2,354
Fuel/Oil $799 $962 $933 $770 $764 $1,185 $1,117 $938 $1,045 $1,491 $2,141 $2,521 $2,494 $4,402 $2,340
Insurance $10 $9 $7 $6 $4 $4 $5 $10 $6 $5 $5 $5 $3 $3 $13
Other (inc. Tax) $43 $63 $61 $59 $60 $66 $61 $60 $58 $54 $66 $69 $71 $88 $0
Maintenance $613 $707 $739 $919 $738 $752 $833 $764 $596 $532 $661 $701 $711 $748 $665
Labor $76 $75 $75 $80 $66 $70 $68 $67 $43 $34 $19 $1 $1 $3 $8
Materials $213 $268 $259 $329 $254 $248 $225 $198 $127 $147 $116 $93 $76 $89 $74
Third Party $114 $154 $178 $237 $189 $188 $225 $203 $213 $184 $362 $501 $510 $499 $398
Total Direct $384 $484 $509 $642 $497 $497 $517 $467 $380 $365 $493 $580 $577 $588 $480
Burden $231 $224 $231 $276 $242 $255 $316 $298 $216 $171 $172 $121 $134 $164 $185
Aircraft Ownership $395 $404 $399 $432 $443 $533 $595 $741 $615 $693 $620 $495 $428 $437 $481
Rentals $280 $273 $262 $265 $253 $284 $292 $297 $315 $320 $315 $175 $162 $160 $112
Depreciation and Amortization $115 $130 $138 $167 $190 $249 $303 $444 $300 $373 $305 $321 $266 $277 $370
Other $11 $15 $15 $18 $17 $16 $21 $45 $15 $22 $3 $5 $7 $15 $23
Indicies
Aircraft In Fleet             370             392             399             412             414             420             435             444             429             434             420             373              370              338              303                 -                   -         -  
Seats Per Departure             183             186             188             188             188             189             184             179             176             176             178             179              184              191              192                 -                   -         -  
Average Stage Length             846             862             882             899             905             914             928             921             915             925             961             978            1,003            1,085            1,142                 -                   -         -  
Gallons of Fuel Per Block Hour          1,430          1,428          1,434          1,431          1,420          1,421          1,402          1,346          1,289          1,259          1,263          1,243            1,213            1,220            1,236                 -                   -         -  
Load Factor 71.5% 73.1% 74.3% 73.1% 74.6% 76.6% 74.3% 77.1% 77.2% 80.2% 82.6% 84.8% 84.6% 84.8% 83.7%
Daily Utilization per Aircraft
Block Hours             9.56            9.50            9.56            8.73            9.49            9.67            9.12            8.69            8.67            8.83            9.00            9.40             9.42             9.49             9.22                 -                   -         -  
Airborne Hours            8.02            7.97            7.98            7.28            7.87            8.01            7.60            7.26            7.30            7.41            7.56            7.86             7.79             7.97             7.63                 -                   -         -  
Departures            4.19            4.09            4.02            3.59            3.86            3.90            3.64            3.49            3.53            3.55            3.50            3.59             3.47             3.31             3.10                 -                   -         -