Boeing 737-900ER vs Airbus A321
In the airline seat maps we have, the Boeing 737-900ER seats 173 to 180 passengers and the Airbus A321 159 to 230. On US routes the Airbus A321 flew 966,520 flights in the last 12 months, 2.0 times as many as the Boeing 737-900ER. An average Boeing 737-900ER flight covers 1,072 miles, against 1,327 for the Airbus A321.
At a glance
| Measure | Boeing 737-900ER | Airbus A321 |
|---|---|---|
| Manufacturer | Boeing | Airbus |
| Seats in our seat maps | 173 to 180 | 159 to 230 |
| Seat maps (airlines) | 5 (2) | 6 (4) |
| Most common economy layout | 3-3 | 3-3 |
| Average seats per US flight | 179 | 197 |
| US flights, last 12 months | 471,757 | 966,520 |
| US passengers, last 12 months | 69,022,284 | 156,141,702 |
| Seats filled | 82% | 82% |
| Average flight distance | 1,072 mi | 1,327 mi |
| Average flight time | 2h 50m | 3h 13m |
| US routes flown | 2,732 | 3,867 |
| Airlines flying it in the US | 5 | 21 |
US figures: US Department of Transportation T-100 data, all airlines, last 12 months.
Airlines flying both
- Delta Air Lines: Boeing 737-900ER 180 or 173 seats, Airbus A321 192 seats
Boeing 737-900ER seat maps
- Delta Air Lines180 / 173 seats
- United Airlines179 seats
Airbus A321 seat maps
- Air Canada184 / 196 seats
- Delta Air Lines192 seats
- Frontier Airlines230 seats
- JetBlue190 / 159 seats