Seattle–Tacoma (SEA) – Calgary (YYC)
In July 2026, 31,421 passengers flew between Seattle–Tacoma and Calgary (both directions) on 359 flights, according to the US BTS.
Passengers per month
Data Integrity
The most recent periods19 periods
| Period | Passengers 2025 | Passengers 2026 | Change vs last year |
|---|---|---|---|
| January | 10,418 | 11,432 | ▲ 9.7% |
| February | 10,372 | 10,749 | ▲ 3.6% |
| March | 11,340 | 10,092 | ▼ 11.0% |
| April | 11,115 | 9,909 | ▼ 10.9% |
| May | 17,281 | 17,817 | ▲ 3.1% |
| June | 22,842 | 24,654 | ▲ 7.9% |
| July | 33,209 | 31,421 | ▼ 5.4% |
| August | 33,124 | – | – |
| September | 23,466 | – | – |
| October | 17,703 | – | in progress |
| November | 10,461 | – | – |
| December | 11,925 | – | – |
| Year to date (Jan–Jul) | 116,577 | 116,074 | ▼ 0.4% |
Passenger flights per month
Data Integrity
Commercial passenger flights only. Cargo flights are not counted. Both directions combined.
The most recent periods19 periods
| Period | Flights operated 2025 | Flights operated 2026 | Change vs last year |
|---|---|---|---|
| January | 118 | 128 | ▲ 8.5% |
| February | 110 | 113 | ▲ 2.7% |
| March | 124 | 122 | ▼ 1.6% |
| April | 127 | 128 | ▲ 0.8% |
| May | 220 | 216 | ▼ 1.8% |
| June | 277 | 304 | ▲ 9.7% |
| July | 375 | 359 | ▼ 4.3% |
| August | 375 | – | – |
| September | 299 | – | – |
| October | 206 | – | in progress |
| November | 118 | – | – |
| December | 128 | – | – |
| Year to date (Jan–Jul) | 1,351 | 1,370 | ▲ 1.4% |
Seats offered per month
Data Integrity
The most recent periods19 periods
| Period | Seats offered 2025 | Seats offered 2026 | Change vs last year |
|---|---|---|---|
| January | 12,090 | 13,441 | ▲ 11.2% |
| February | 11,624 | 12,300 | ▲ 5.8% |
| March | 13,478 | 13,234 | ▼ 1.8% |
| April | 13,854 | 14,138 | ▲ 2.0% |
| May | 22,260 | 25,138 | ▲ 12.9% |
| June | 29,158 | 32,822 | ▲ 12.6% |
| July | 40,662 | 38,178 | ▼ 6.1% |
| August | 39,968 | – | – |
| September | 28,082 | – | – |
| October | 20,798 | – | in progress |
| November | 12,424 | – | – |
| December | 14,183 | – | – |
| Year to date (Jan–Jul) | 143,126 | 149,251 | ▲ 4.3% |
Load factor (calculated)
Data Integrity
Calculated by us: passengers ÷ seats offered, both from the same source and shown on this page.
The most recent periods19 periods
| Period | Load factor 2025 | Load factor 2026 | Change vs last year |
|---|---|---|---|
| January | 86.2% | 85.1% | ▼ 1.3% |
| February | 89.2% | 87.4% | ▼ 2.0% |
| March | 84.1% | 76.3% | ▼ 9.3% |
| April | 80.2% | 70.1% | ▼ 12.6% |
| May | 77.6% | 70.9% | ▼ 8.6% |
| June | 78.3% | 75.1% | ▼ 4.1% |
| July | 81.7% | 82.3% | ▲ 0.7% |
| August | 82.9% | – | – |
| September | 83.6% | – | – |
| October | 85.1% | – | in progress |
| November | 84.2% | – | – |
| December | 84.1% | – | – |
| Year-to-date average (Jan–Jul) | 82.5% | 78.2% | ▼ 5.2% |
Monthly totals for both directions, published by the US BTS. Latest month available: July 2026. Covers every airline flying between Canada and the United States, as reported to the US BTS.