Boeing 777-300ER
- Signature Class28 seats · 1-2-1 layout · 78" pitch · 21" wide
- Premium Economy24 seats · 2-4-2 layout · 37" pitch · 20" wide
- Economy388 seats · 3-4-3 layout · 31" pitch · 17.3" wide
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Compare available configurations side by side. Enter a seat such as 12A to see whether that position exists in both layouts and how its cabin, position, and warnings differ.
| Measure | Boeing 777-300ER | Air Canada Bombardier Q400 |
|---|---|---|
| Total seats | 440 | 78 |
| Cabin split | 28J · 24W · 388Y | 78Y |
| Row span | rows 1–63 | rows 1–20 |
| Geometry | Per-seat geometry | Per-seat geometry |
| Layout updated | 2026-08-16 | 2026-08-07 |
Always confirm the total seats, cabin split, and row range against your booking screen. Airlines can swap aircraft or configurations before departure.