From 8:30 pm Thursday 17 April until last service Monday, 21 April 2025, both the Seaford and Flinders rail line will be temporarily closed to allow upgrades.
Seaford and Flinders train services will be replaced by substitute bus services between Adelaide Railway Station and both Seaford and Flinders Railway Stations while these works are undertaken.
The following railway stations will be closed, and passengers can access substitute bus services at the bus stop locations in the table below:
| Railway station | Substitute bus stop: Seaford/Flinders Railway Station to Adelaide Railway Station | Substitute bus stop: Adelaide Railway Station to Seaford/Flinders Railway Station |
| Adelaide Railway Station | Stop W1 North Tce - South side | |
| Mile End | Not serviced | |
| Adelaide Showground | Stop 2 Goodwood Rd - West side | Stop 2 Goodwood Rd - East side |
| Goodwood | Stop 5 Leader St - North side | Stop 5 Leader St - South side |
| Clarence Park | Stop 10 East Ave - West side | Stop 10 East Ave - East side |
| Emerson | Temp Stop Cross Rd - north side | Stop 10 South Rd - east side |
| Edwardstown | Stop 11 South Rd - west side | Stop 11 South Rd - east side |
| Woodlands Park | Stop 17 Adelaide Tce - West side | Stop 17 Adelaide Tce - East side |
| Ascot Park | Stop 21 Daws Rd - North side | Stop 21 Daws Rd - South side |
| Mitchell Park | Stop 25 Bradley Gr - West side | Stop 27 Bradley Gr - East side |
| Tonsley | Stop 27A Bradley Gr - West side | Stop 27A Bradley Gr - East side |
| Flinders | Stop 27 Main South Rd - Southeast side | |
| Oaklands | Stop 29 Morphett Rd - East side | Stop 28A Morphett Rd - East side |
| Warradale | Temp Stop Kildonan Rd - North side | Temp Stop Kildonan Rd - South side |
| Hove | Temp Stop Stopford Rd - North side | Temp Stop Stopford Rd - South side |
| Brighton | Stop 36 Cedar Ave - East side | Stop 36 Cedar Ave - West side |
| Seacliff | Stop 40 Brighton Rd - West side | Stop 40 Brighton Rd - East side |
| Marino | Stop 45 Newland Ave - West side | Temp Stop Newland Ave - East side |
| Marino Rocks | Temp Stop The Cove Rd - West side | Temp Stop The Cove Rd - East side |
| Hallett Cove | Temp Stop The Cove Rd - West side | Temp Stop The Cove Rd - East side |
| Hallett Cove Beach | Stop 57H Cherub St - West side | Stop 57H Cherub St - East side |
| Lonsdale | Temp Stop Dyson Rd - Northwest side | Temp Stop Dyson Rd - Southeast side |
| Christie Downs | Stop 63A Peregrine Cres - West side | Stop 63A Peregrine Cres - East side |
| Noarlunga | Zone G Noarlunga Centre Interchange - East side | Zone A Noarlunga Centre Interchange - West side |
| Seaford Meadows | Temp Stop Seaford Rd - North side | Stop 82 Seaford Rd - South side |
| Seaford | Zone A Seaford Interchange | Zone B Seaford Interchange |
Plan ahead, as rail substitute bus services may take longer than the regular train services and travel time will be increased.