231,684 flights · 538 aircraft · 3,088 routes over 93 days
| Tail | ICAO | Flights | Legs/day | Base |
|---|---|---|---|---|
| N826SK | AB48BF | 634 | 6.82 | KDTW · Detroit |
| N830SK | AB59F4 | 619 | 6.73 | KDTW · Detroit |
| N840SK | AB8173 | 616 | 6.7 | KDTW · Detroit |
| N838SK | AB77AC | 605 | 6.8 | KDTW · Detroit |
| N834SK | AB68D0 | 599 | 6.66 | KDTW · Detroit |
| N839SK | AB7B63 | 598 | 6.64 | KDTW · Detroit |
| N836SK | AB703E | 595 | 6.61 | KDTW · Detroit |
| N286SY | A2E5EC | 589 | 6.33 | KSLC · Salt Lake City |
| N820SK | AB3275 | 586 | 6.51 | KDTW · Detroit |
| N821SK | AB362C | 581 | 6.6 | KDTW · Detroit |
| N240SY | A231A6 | 574 | 6.24 | KSEA · Seattle |
| N897SK | AC60EF | 574 | 6.31 | KDTW · Detroit |
| N306SY | A33743 | 573 | 6.16 | KSEA · Seattle |
| N778SK | AA8859 | 572 | 6.43 | KDTW · Detroit |
| N290SY | A2F721 | 570 | 6.13 | KSEA · Seattle |
| N279SY | A2C992 | 569 | 6.12 | KSLC · Salt Lake City |
| N308SY | A33EB1 | 569 | 6.12 | KLAX · Los Angeles |
| N607CZ | A7E18A | 568 | 6.11 | KLAX · Los Angeles |
| N320SY | A36FF7 | 567 | 6.1 | KSEA · Seattle |
| N310SY | A34878 | 561 | 6.03 | KSEA · Seattle |
| N724EV | A9B2E0 | 560 | 6.29 | KSLC · Salt Lake City |
| N298SY | A314D9 | 559 | 6.08 | KSLC · Salt Lake City |
| N325SY | A3828A | 558 | 6.13 | KSEA · Seattle |
| N692CA | A93257 | 557 | 6.12 | KMSP · Minneapolis |
| N289SY | A2F111 | 556 | 6.04 | KSLC · Salt Lake City |
| N554CA | A70E7A | 556 | 6.04 | KMSP · Minneapolis |
| N301SY | A324B0 | 556 | 6.04 | KSLC · Salt Lake City |
| N824SK | AB4151 | 555 | 6.1 | KMSP · Minneapolis |
| N313SY | A3539D | 555 | 5.97 | KSLC · Salt Lake City |
| N300SY | A320F9 | 554 | 6.02 | KSLC · Salt Lake City |
| N633SK | A84A7B | 554 | 6.02 | KDFW · Dallas-Fort Worth |
| N296SY | A30D6B | 554 | 6.09 | KSEA · Seattle |
| N302SY | A32867 | 553 | 6.01 | KSLC · Salt Lake City |
| N285SY | A2E235 | 553 | 6.01 | KSEA · Seattle |
| N803SK | AAEE9C | 552 | 5.94 | KMSP · Minneapolis |
| N837SK | AB73F5 | 552 | 6.65 | KDTW · Detroit |
| N305SY | A3338C | 552 | 5.94 | KSLC · Salt Lake City |
| N242SY | A23914 | 551 | 5.99 | KSEA · Seattle |
| N319SY | A369E7 | 550 | 5.91 | KSLC · Salt Lake City |
| N295SY | A309B4 | 550 | 5.91 | KMSP · Minneapolis |
| N315SY | A35B0B | 550 | 6.04 | KSLC · Salt Lake City |
| N312SY | A34FE6 | 550 | 5.91 | KSEA · Seattle |
| N262SY | A28812 | 549 | 6.03 | KSLC · Salt Lake City |
| N252SY | A26093 | 548 | 5.96 | KMSP · Minneapolis |
| N400SY | A4AE48 | 548 | 5.89 | KSAN · San Diego |
| N776SK | AA80EB | 547 | 6.59 | KDTW · Detroit |
| N287SY | A2E9A3 | 547 | 5.95 | KSLC · Salt Lake City |
| N823SK | AB3D9A | 544 | 5.91 | KMSP · Minneapolis |
| N243SY | A23CCB | 544 | 5.85 | KSLC · Salt Lake City |
| N255SY | A26BB8 | 544 | 5.85 | KSEA · Seattle |
| Route | Flights |
|---|---|
| KMKE → KORD KMKE · Milwaukee → KORD · Chicago | 1,378 |
| KORD → KMKE KORD · Chicago → KMKE · Milwaukee | 1,361 |
| KLAX → KSMF KLAX · Los Angeles → KSMF · Sacramento | 917 |
| KSMF → KLAX KSMF · Sacramento → KLAX · Los Angeles | 915 |
| KSEA → KPDX KSEA · Seattle → KPDX · Portland | 861 |
| KPDX → KSEA KPDX · Portland → KSEA · Seattle | 852 |
| KCOS → KDEN KCOS · Colorado Springs → KDEN · Denver | 830 |
| KDEN → KCOS KDEN · Denver → KCOS · Colorado Springs | 829 |
| KSNA → KSFO KSNA · Santa Ana → KSFO · San Francisco | 805 |
| KSFO → KSNA KSFO · San Francisco → KSNA · Santa Ana | 798 |
| KSEA → KBOI KSEA · Seattle → KBOI · Boise | 790 |
| KBOI → KSEA KBOI · Boise → KSEA · Seattle | 770 |
| KLAX → KPHX KLAX · Los Angeles → KPHX · Phoenix | 754 |
| KPHX → KLAX KPHX · Phoenix → KLAX · Los Angeles | 752 |
| KTUS → KPHX KTUS · Tucson → KPHX · Phoenix | 740 |
| KPHX → KTUS KPHX · Phoenix → KTUS · Tucson | 738 |
| KSBN → KORD KSBN · South Bend → KORD · Chicago | 719 |
| KSEA → KGEG KSEA · Seattle → KGEG · Spokane | 687 |
| KGEG → KSEA KGEG · Spokane → KSEA · Seattle | 686 |
| KORD → KSBN KORD · Chicago → KSBN · South Bend | 684 |
| KDTW → KORD KDTW · Detroit → KORD · Chicago | 683 |
| KORD → KDTW KORD · Chicago → KDTW · Detroit | 676 |
| KDEN → KCPR KDEN · Denver → KCPR · Casper | 670 |
| KCPR → KDEN KCPR · Casper → KDEN · Denver | 665 |
| KORD → KFWA KORD · Chicago → KFWA · Fort Wayne | 660 |