| W25 |
21APR2025 |
Historic slots distributed by coordinators (SHL deadline) |
| |
08MAY2025 |
Agreed Historics Deadline |
| |
15MAY2025 |
Initial Submission Deadline |
| |
05JUN2025 |
Initial Slot Allocation distributed to airlines (SAL deadline) |
| |
17JUN2025 |
IATA Slot Conference 156 Vancouver, Canada (until 19 June) |
| |
15JUL2025 |
Series Return Deadline |
| |
31AUG2025 |
Historics Baseline Date (start of "80/20 usage" calculation) |
| |
26OCT2025 |
Start of Northern Winter Season 2025 |
| |
28MAR2026 |
End of Northern Winter Season 2025 |
| |
|
|
| S26 |
15SEP2025 |
Historic slots distributed by coordinators (SHL deadline) |
| |
02OCT2025 |
Agreed Historics Deadline |
| |
09OCT2025 |
Initial Submission Deadline |
| |
06NOV2025 |
Initial Slot Allocation distributed to airlines (SAL deadline) |
| |
18NOV2025 |
IATA Slot Conference 157 Lisbon, Portugal (until 20 November) |
| |
15DEC2025 |
Series Return Deadline |
| |
31JAN2026 |
Historics Baseline Date (start of "80/20 usage" calculation) |
| |
29MAR2026 |
Start of Northern Summer Season 2026 |
| |
24OCT2026 |
End of Northern Summer Season 2026 |
