Data window: 05 September 2026 – 06 October 2026

| Type | Aircraft seen |
|---|---|
| E170 | 10 |
| E75L | 3 |
| Route | Between | Sightings |
|---|---|---|
| GEG–SEA | Spokane – Seattle | 857 |
| SEA–SFO | Seattle – San Francisco | 769 |
| LAS–SAN | Las Vegas – San Diego | 748 |
| BOI–SEA | Boise – Seattle | 721 |
| SAN–SJC | San Diego – San Jose | 694 |
| SAN–SMF | San Diego – Sacramento | 675 |
| PDX–SEA | Portland – Seattle | 630 |
| OAK–SAN | Oakland – San Diego | 567 |
| SEA–YVR | Seattle – Vancouver | 530 |
| PDX–SFO | Portland – San Francisco | 479 |
| PSP–SFO | Palm Springs – San Francisco | 418 |
| PDX–SAN | Portland – San Diego | 368 |
| PDX–SJC | Portland – San Jose | 367 |
| EUG–SEA | Eugene – Seattle | 365 |
| LAS–PDX | Las Vegas – Portland | 359 |
| RDM–SEA | Redmond – Seattle | 332 |
| PSC–SEA | Pasco – Seattle | 316 |
| MFR–SEA | Medford – Seattle | 314 |
| ANC–FAI | Anchorage – Fairbanks | 312 |
| PDX–SMF | Portland – Sacramento | 303 |
| BOI–PHX | Boise – Phoenix | 290 |
| SEA–YYC | Seattle – Calgary | 274 |
| OAK–PDX | Oakland – Portland | 268 |
| MFR–PDX | Medford – Portland | 266 |
| RNO–SAN | Reno – San Diego | 253 |
| BZN–SEA | Bozeman – Seattle | 251 |
| BOI–LAX | Boise – Los Angeles | 242 |
| FAT–SAN | Fresno – San Diego | 242 |
| BOI–GEG | Boise – Spokane | 242 |
| GEG–PDX | Spokane – Portland | 239 |
| SAN–STS | San Diego – Santa Rosa | 239 |
| BOI–PDX | Boise – Portland | 233 |
| GEG–LAX | Spokane – Los Angeles | 233 |
| ANC–PDX | Anchorage – Portland | 230 |
| BOI–SAN | Boise – San Diego | 216 |
| RNO–SEA | Reno – Seattle | 212 |
| GEG–SFO | Spokane – San Francisco | 196 |
| FCA–SEA | Kalispell – Seattle | 191 |
| LAX–STS | Los Angeles – Santa Rosa | 191 |
| FAT–SEA | Fresno – Seattle | 184 |
| PDX–STS | Portland – Santa Rosa | 180 |
| ONT–PDX | Ontario – Portland | 178 |
| PDX–RDM | Portland – Redmond | 177 |
| EUG–SAN | Eugene – San Diego | 172 |
| PAE–SFO | Everett – San Francisco | 172 |
| PDX–RNO | Portland – Reno | 170 |
| BOI–SMF | Boise – Sacramento | 165 |
| ANC–OTZ | Anchorage – Kotzebue | 165 |
| BUR–PDX | Burbank – Portland | 161 |
| PUW–SEA | Pullman – Seattle | 159 |
| EUG–PDX | Eugene – Portland | 159 |
| LAX–RDM | Los Angeles – Redmond | 143 |
| BIL–SEA | Billings – Seattle | 141 |
| ANC–OME | Anchorage – Nome | 139 |
| EUG–LAX | Eugene – Los Angeles | 138 |
| SEA–YYJ | Seattle – Victoria | 132 |
| SEA–YEG | Seattle – Edmonton | 130 |
| MSO–SEA | Missoula – Seattle | 129 |
| RDM–SAN | Redmond – San Diego | 118 |
| FAT–PDX | Fresno – Portland | 116 |
| LAX–MFR | Los Angeles – Medford | 115 |
| PDX–PSP | Portland – Palm Springs | 114 |
| PDX–YVR | Portland – Vancouver | 113 |
| PDX–SBP | Portland – San Luis Obispo | 111 |
| PDX–SBA | Portland – Santa Barbara | 110 |
| BOI–SJC | Boise – San Jose | 101 |
| SAN–SBP | San Diego – San Luis Obispo | 98 |
| SBP–SEA | San Luis Obispo – Seattle | 98 |
| SBA–SEA | Santa Barbara – Seattle | 98 |
| ALW–SEA | Walla Walla – Seattle | 91 |
| LAS–PAE | Las Vegas – Everett | 87 |
| BZN–SAN | Bozeman – San Diego | 86 |
| SEA–YKM | Seattle – Yakima | 85 |
| PDX–PSC | Portland – Pasco | 84 |
| GEG–SNA | Spokane – Santa Ana | 80 |
| PDX–TUS | Portland – Tucson | 80 |
| ANC–BRW | Anchorage – Utqiaġvik | 79 |
| LAX–PAE | Los Angeles – Everett | 76 |
| ELP–SEA | El Paso – Seattle | 72 |
| SEA–SUN | Seattle – Hailey | 71 |
| EAT–SEA | Wenatchee – Seattle | 69 |
| ABQ–PDX | Albuquerque – Portland | 67 |
| RDD–SEA | Redding – Seattle | 66 |
| FCA–PDX | Kalispell – Portland | 65 |
| PAE–SAN | Everett – San Diego | 63 |
| MSO–PDX | Missoula – Portland | 63 |
| PAE–SNA | Everett – Santa Ana | 61 |
| BIL–PDX | Billings – Portland | 59 |
| BNA–PDX | Nashville – Portland | 57 |
| BOI–ONT | Boise – Ontario | 53 |
| SEA–TUL | Seattle – Tulsa | 53 |
| MFR–SAN | Medford – San Diego | 51 |
| BZN–PDX | Bozeman – Portland | 50 |
| SAN–TUL | San Diego – Tulsa | 49 |
| ICT–SEA | Wichita – Seattle | 48 |
| GTF–SEA | Great Falls – Seattle | 48 |
| HLN–SEA | Helena – Seattle | 47 |
| MRY–SEA | Monterey – Seattle | 45 |
| PAE–PDX | Everett – Portland | 28 |
| BOI–PUW | Boise – Pullman | 18 |
| SFO–SJC | San Francisco – San Jose | 18 |
| OAK–SUN | Oakland – Hailey | 11 |
| BOI–BZN | Boise – Bozeman | 9 |
| LAS–SBP | Las Vegas – San Luis Obispo | 7 |
| EAT–PDX | Wenatchee – Portland | 6 |
| BIL–GEG | Billings – Spokane | 6 |
| OKC–PDX | Oklahoma City – Portland | 5 |
| BOI–STS | Boise – Santa Rosa | 4 |
| ALW–BET | Walla Walla – Bethel | 3 |
| SBP–SJC | San Luis Obispo – San Jose | 3 |
| PAE–SEA | Everett – Seattle | 3 |
| BOI–RDM | Boise – Redmond | 2 |
| BNA–SJU | Nashville – San Juan | 2 |
| GEG–MSOonce | Spokane – Missoula | 1 |
| GPI–PDXonce | Guapi – Portland | 1 |
| Registration | Type | Sightings |
|---|---|---|
| N641QX | E170 | 176 |
| N661QX | E75L | 175 |
| N637QX | E170 | 173 |
| N628QX | E170 | 173 |
| N667QX | E75L | 168 |
| N644QX | E170 | 166 |
| N651QX | E170 | 165 |
| N632QX | E170 | 163 |
| N634QX | E170 | 160 |
| N668QX | E75L | 153 |
| N620QX | E170 | 146 |
| N647QX | E170 | 143 |
| N643QX | E170 | 71 |