| JFK–LAX | New York – Los Angeles | 1,688 |
| LAX–SFO | Los Angeles – San Francisco | 1,360 |
| LGA–ORD | New York – Chicago | 1,357 |
| LAX–SEA | Los Angeles – Seattle | 1,252 |
| BOS–DCA | Boston – Washington | 1,176 |
| ATL–LGA | Atlanta – New York | 1,157 |
| LAX–ORD | Los Angeles – Chicago | 1,154 |
| JFK–LHR | New York – London | 1,135 |
| JFK–SFO | New York – San Francisco | 1,110 |
| BOS–ORD | Boston – Chicago | 1,101 |
| LGA–YYZ | New York – Toronto | 1,075 |
| ANC–SEA | Anchorage – Seattle | 1,034 |
| BOS–LGA | Boston – New York | 1,032 |
| PHX–SEA | Phoenix – Seattle | 925 |
| LAX–PHX | Los Angeles – Phoenix | 895 |
| DEN–LAX | Denver – Los Angeles | 876 |
| DFW–LAX | Dallas-Fort Worth – Los Angeles | 870 |
| LAS–LAX | Las Vegas – Los Angeles | 869 |
| GEG–SEA | Spokane – Seattle | 857 |
| ORD–SEA | Chicago – Seattle | 847 |
| DEN–SLC | Denver – Salt Lake City | 842 |
| ATL–ORD | Atlanta – Chicago | 833 |
| HNL–LAX | Honolulu, Oahu – Los Angeles | 822 |
| ATL–DCA | Atlanta – Washington | 811 |
| LAX–SMF | Los Angeles – Sacramento | 800 |
| BOS–LAX | Boston – Los Angeles | 799 |
| DFW–LGA | Dallas-Fort Worth – New York | 779 |
| ATL–MCO | Atlanta – Orlando | 777 |
| DEN–SEA | Denver – Seattle | 776 |
| SEA–SFO | Seattle – San Francisco | 769 |
| BOS–PHL | Boston – Philadelphia | 758 |
| ATL–BOS | Atlanta – Boston | 751 |
| LAS–SAN | Las Vegas – San Diego | 748 |
| BOS–SFO | Boston – San Francisco | 745 |
| ATL–LAX | Atlanta – Los Angeles | 736 |
| ATL–PHL | Atlanta – Philadelphia | 728 |
| DTW–ORD | Detroit – Chicago | 727 |
| BOI–SEA | Boise – Seattle | 721 |
| BOS–JFK | Boston – New York | 713 |
| MSP–ORD | Minneapolis – Chicago | 710 |
| DEN–MSP | Denver – Minneapolis | 695 |
| BNA–LGA | Nashville – New York | 682 |
| LAS–SEA | Las Vegas – Seattle | 669 |
| LGA–MIA | New York – Miami | 663 |
| ATL–DEN | Atlanta – Denver | 663 |
| JFK–LAS | New York – Las Vegas | 662 |
| ATL–FLL | Atlanta – Fort Lauderdale | 657 |
| DFW–SEA | Dallas-Fort Worth – Seattle | 652 |
| ATL–EWR | Atlanta – Newark | 645 |
| BNA–DCA | Nashville – Washington | 642 |
| ATL–DFW | Atlanta – Dallas-Fort Worth | 641 |
| ATL–LAS | Atlanta – Las Vegas | 637 |
| PDX–SEA | Portland – Seattle | 630 |
| JFK–ORD | New York – Chicago | 629 |
| ATL–IAH | Atlanta – Houston | 625 |
| AUS–DEN | Austin – Denver | 622 |
| CLT–LGA | Charlotte – New York | 611 |
| DEN–SFO | Denver – San Francisco | 610 |
| LAX–PVG | Los Angeles – Shanghai (Pudong) | 606 |
| SAN–SEA | San Diego – Seattle | 602 |
| LGA–STL | New York – St Louis | 600 |
| JFK–RDU | New York – Raleigh/Durham | 600 |
| ATL–DTW | Atlanta – Detroit | 599 |
| SEA–SJC | Seattle – San Jose | 595 |
| LGA–RDU | New York – Raleigh/Durham | 588 |
| ATL–MIA | Atlanta – Miami | 584 |
| ATL–TPA | Atlanta – Tampa | 583 |
| DCA–LGA | Washington – New York | 583 |
| BOS–CLT | Boston – Charlotte | 581 |
| BOS–BWI | Boston – Baltimore | 580 |
| LAS–PHX | Las Vegas – Phoenix | 578 |
| SEA–SMF | Seattle – Sacramento | 578 |
| ATL–BWI | Atlanta – Baltimore | 574 |
| CLT–EWR | Charlotte – Newark | 572 |
| DEN–LGA | Denver – New York | 570 |
| JFK–MIA | New York – Miami | 562 |
| CDG–JFK | Paris (Roissy-en-France, Val-d'Oise) – New York | 558 |
| LAS–SNA | Las Vegas – Santa Ana | 553 |
| ATL–SEA | Atlanta – Seattle | 552 |
| DCA–MCO | Washington – Orlando | 548 |
| SEA–SLC | Seattle – Salt Lake City | 546 |
| ATL–JFK | Atlanta – New York | 544 |
| SEA–SNA | Seattle – Santa Ana | 538 |
| IND–LGA | Indianapolis – New York | 531 |
| SEA–YVR | Seattle – Vancouver | 530 |
| ATL–CLT | Atlanta – Charlotte | 528 |
| FLL–LGA | Fort Lauderdale – New York | 521 |
| PHX–SLC | Phoenix – Salt Lake City | 521 |
| BNA–JFK | Nashville – New York | 509 |
| BOS–DFW | Boston – Dallas-Fort Worth | 508 |
| CVG–EWR | Cincinnati / Covington – Newark | 508 |
| CMH–LGA | Columbus – New York | 508 |
| IAH–LGA | Houston – New York | 506 |
| JFK–SEA | New York – Seattle | 501 |
| IAH–LAX | Houston – Los Angeles | 500 |
| BWI–MCO | Baltimore – Orlando | 496 |
| ATL–MSP | Atlanta – Minneapolis | 495 |
| DCA–MIA | Washington – Miami | 491 |
| DTW–LGA | Detroit – New York | 490 |
| LAX–PDX | Los Angeles – Portland | 489 |
| COS–DEN | Colorado Springs – Denver | 487 |
| BOS–MCO | Boston – Orlando | 475 |
| BOS–IND | Boston – Indianapolis | 475 |
| BOS–SEA | Boston – Seattle | 474 |
| LGA–MCO | New York – Orlando | 473 |
| LAS–OAK | Las Vegas – Oakland | 465 |
| BOS–DEN | Boston – Denver | 465 |
| AUS–LAX | Austin – Los Angeles | 465 |
| BOS–EWR | Boston – Newark | 464 |
| DTW–EWR | Detroit – Newark | 464 |
| JFK–MCO | New York – Orlando | 463 |
| LAX–SLC | Los Angeles – Salt Lake City | 463 |
| LAX–SJC | Los Angeles – San Jose | 461 |
| LGA–PIT | New York – Pittsburgh | 459 |
| CVG–JFK | Cincinnati / Covington – New York | 452 |
| EWR–YYZ | Newark – Toronto | 449 |
| ATL–AUS | Atlanta – Austin | 448 |
| JFK–PHX | New York – Phoenix | 447 |
| CLT–JFK | Charlotte – New York | 445 |
| LAX–MCO | Los Angeles – Orlando | 444 |