Seattle–Tacoma (SEA) – Montreal / Pierre Elliott Trudeau (YUL)
In October 2025, 2,883 passengers flew between Seattle–Tacoma and Montreal / Pierre Elliott Trudeau (both directions) on 27 flights, according to the US BTS.
Passengers per month
Data Integrity
The most recent periods14 periods
| Period | Passengers 2024 | Passengers 2025 | Change vs last year |
|---|---|---|---|
| January | 1,110 | – | – |
| February | – | – | – |
| March | – | – | – |
| April | 96 | – | – |
| May | 4,948 | 5,409 | ▲ 9.3% |
| June | 6,369 | 6,235 | ▼ 2.1% |
| July | 7,201 | 7,074 | ▼ 1.8% |
| August | 7,278 | 6,330 | ▼ 13.0% |
| September | 6,659 | 6,330 | ▼ 4.9% |
| October | 4,108 | 2,883 | ▼ 29.8% |
| November | – | – | – |
| December | – | – | – |
Passenger flights per month
Data Integrity
Commercial passenger flights only. Cargo flights are not counted. Both directions combined.
The most recent periods14 periods
| Period | Flights operated 2024 | Flights operated 2025 | Change vs last year |
|---|---|---|---|
| January | 12 | – | – |
| February | – | – | – |
| March | – | – | – |
| April | 2 | – | – |
| May | 53 | 61 | ▲ 15.1% |
| June | 58 | 60 | ▲ 3.4% |
| July | 60 | 60 | 0.0% |
| August | 61 | 54 | ▼ 11.5% |
| September | 60 | 54 | ▼ 10.0% |
| October | 43 | 27 | ▼ 37.2% |
| November | – | – | – |
| December | – | – | – |
Seats offered per month
Data Integrity
The most recent periods14 periods
| Period | Seats offered 2024 | Seats offered 2025 | Change vs last year |
|---|---|---|---|
| January | 1,644 | – | – |
| February | – | – | – |
| March | – | – | – |
| April | 372 | – | – |
| May | 7,261 | 8,357 | ▲ 15.1% |
| June | 7,946 | 8,220 | ▲ 3.4% |
| July | 8,220 | 8,220 | 0.0% |
| August | 8,357 | 7,398 | ▼ 11.5% |
| September | 8,220 | 7,398 | ▼ 10.0% |
| October | 5,891 | 3,699 | ▼ 37.2% |
| November | – | – | – |
| December | – | – | – |
Load factor (calculated)
Data Integrity
Calculated by us: passengers ÷ seats offered, both from the same source and shown on this page.
The most recent periods14 periods
| Period | Load factor 2024 | Load factor 2025 | Change vs last year |
|---|---|---|---|
| January | 67.5% | – | – |
| February | – | – | – |
| March | – | – | – |
| April | 25.8% | – | – |
| May | 68.1% | 64.7% | ▼ 5.0% |
| June | 80.2% | 75.9% | ▼ 5.4% |
| July | 87.6% | 86.1% | ▼ 1.7% |
| August | 87.1% | 85.6% | ▼ 1.7% |
| September | 81.0% | 85.6% | ▲ 5.7% |
| October | 69.7% | 77.9% | ▲ 11.8% |
| November | – | – | – |
| December | – | – | – |
Monthly totals for both directions, published by the US BTS. Latest month available: October 2025. Covers every airline flying between Canada and the United States, as reported to the US BTS.