36 active days
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Tracked directional route
ORD → BUF
Chicago O'Hare International Airport → Buffalo Niagara International Airport
ORD
KORDChicago O'Hare International AirportOpen live airport profile →DestinationBUF
KBUFBuffalo Niagara International AirportOpen live airport profile →View return routeBUF → ORDAnalysis window
Aug 20 – Sep 24, 2026
Every derived statistic, trend, operator and tail number breakdown, flight observation, and mapped path below uses this flight-date window.
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509 mi avg per flight
1 hr 7 min average
Average across flights included in analytics
15 flight numbers
Tracked activity
Aug 20 – Sep 24, 2026 · 36 active days
Flights236
Aug 20
Aug 21
Aug 22
Aug 23
Aug 24
Aug 25
Aug 26
Aug 27
Aug 28
Aug 29
Aug 30
Aug 31
Sep 1
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Sep 12
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Sep 14
Sep 15
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Sep 17
Sep 18
Sep 19
Sep 20
Sep 21
Sep 22
Sep 23
Sep 24
Observed operators
Operators tracked on ORD → BUF
Operator activity within Aug 20 – Sep 24, 2026.
| Operator | Flights | Flight numbers | Tail numbers | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|---|
| 100 | 4 | 80 | 50,835 mi | Aug 20, 2026, 12:01 AM UTC | Sep 24, 2026, 5:09 AM UTC | |
| 52 | 4 | 35 | 26,449 mi | Aug 20, 2026, 2:22 AM UTC | Sep 23, 2026, 3:13 PM UTC | |
| 49 | 2 | 42 | 24,924 mi | Aug 20, 2026, 8:06 PM UTC | Sep 24, 2026, 2:54 AM UTC | |
| 26 | 3 | 22 | 13,401 mi | Aug 20, 2026, 3:37 PM UTC | Sep 21, 2026, 7:18 PM UTC | |
| 8 | 1 | 7 | 4,112 mi | Sep 8, 2026, 3:49 PM UTC | Sep 23, 2026, 5:02 PM UTC | |
Observed services
Flight numbers tracked on ORD → BUF
Open a flight number for its complete tracked profile.
| Flight number | Flights | Tail numbers | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|
| 34 | 32 | 17,072 mi | Aug 20, 2026, 12:01 AM UTC | Sep 24, 2026, 5:09 AM UTC | |
| 34 | 33 | 17,469 mi | Aug 20, 2026, 8:06 PM UTC | Sep 24, 2026, 2:54 AM UTC | |
| 34 | 31 | 17,440 mi | Aug 20, 2026, 7:34 PM UTC | Sep 23, 2026, 8:21 PM UTC | |
| 31 | 27 | 15,991 mi | Aug 20, 2026, 11:57 AM UTC | Sep 23, 2026, 1:17 PM UTC | |
| 20 | 18 | 10,431 mi | Aug 20, 2026, 12:05 PM UTC | Sep 8, 2026, 1:19 PM UTC | |
| 19 | 15 | 9,520 mi | Aug 20, 2026, 2:22 AM UTC | Sep 9, 2026, 3:44 AM UTC | |
Observed tail numbers
Tail numbers tracked on ORD → BUF
Open a tail number for its complete tracked profile.
| Tail number | Type | Flights | Flight numbers | Tracked distance | Last observed |
|---|---|---|---|---|---|
| B738 | 3 | 2 | 1,328 mi | Sep 21, 2026, 11:47 AM UTC | |
| B738 | 3 | 3 | 1,491 mi | Sep 20, 2026, 9:07 PM UTC | |
| B738 | 3 | 2 | 1,542 mi | Sep 15, 2026, 12:50 AM UTC | |
| A319 | 3 | 2 | 1,470 mi | Sep 14, 2026, 11:26 PM UTC | |
| E170 | 3 | 3 | 1,534 mi | Sep 12, 2026, 3:17 PM UTC | |
| B738 | 3 | 1 | 1,533 mi | Sep 12, 2026, 12:37 PM UTC |
Observed aircraft types
Aircraft types tracked on ORD → BUF
Observed flights grouped by aircraft designator and matched to the aircraft reference catalog.
| Type | Aircraft name | Flights | Makeup | Tail numbers | Tracked distance | Operators | Flight numbers | First observed | Last observed |
|---|---|---|---|---|---|---|---|---|---|
| B738 | Boeing 737-800 | 87 | 36.9% | 69 | 43,906 mi | 2 | 5 | Aug 20, 2026, 11:57 AM UTC | Sep 24, 2026, 5:09 AM UTC |
| E170 | Embraer E170 | 47 | 19.9% | 32 | 23,864 mi | 1 | 4 | Aug 20, 2026, 2:22 AM UTC | Sep 23, 2026, 3:13 PM UTC |
| A319 | Airbus A319 | 44 | 18.6% | 36 | 22,606 mi | 2 | 4 | Aug 20, 2026, 12:01 AM UTC | Sep 23, 2026, 9:07 PM UTC |
| CRJ7 | Bombardier CRJ-700 | 34 | 14.4% | 29 | 17,512 mi | 2 | 4 | Aug 20, 2026, 3:37 PM UTC | Sep 23, 2026, 5:02 PM UTC |
| B739 | Boeing 737-900 | 5 | 2.1% | 5 | 2,488 mi | 1 | 3 | Sep 5, 2026, 11:38 PM UTC | Sep 22, 2026, 1:02 PM UTC |
| B39M | Boeing 737 MAX 9 | 5 | 2.1% | 4 | 2,688 mi | 1 | 2 | Aug 22, 2026, 7:31 PM UTC |
Observation log
Flight observations
Latest 100 flights on ORD → BUF within Aug 20 – Sep 24, 2026