When it is 12:00 PM in Heerlen, it is 1:00 PM in Istanbul.
📞The best time to schedule a call is between 9 AM and 4 PM in Heerlen, which is between 10 AM and 5 PM in Istanbul.
Heerlen is 1 hour behind Istanbul.
🕐 Add 1 hour to Heerlen time to get Istanbul time.
Heerlen uses 2 hours ahead of Universal Time (UTC+2) and Istanbul uses 3 hours ahead of Universal Time (UTC+3).
| Heerlen Time | Istanbul Time | |
|---|---|---|
| 12 AM Heerlen Time | ↔ | 1 AM Istanbul Time |
| 1 AM Heerlen Time | ↔ | 2 AM Istanbul Time |
| 2 AM Heerlen Time | ↔ | 3 AM Istanbul Time |
| 3 AM Heerlen Time | ↔ | 4 AM Istanbul Time |
| 4 AM Heerlen Time | ↔ | ☼ 5 AM Istanbul Time |
| ☼ 5 AM Heerlen Time | ↔ | ☼ 6 AM Istanbul Time |
| ☼ 6 AM Heerlen Time | ↔ | ☼ 7 AM Istanbul Time |
| ☼ 7 AM Heerlen Time | ↔ | ☼ 8 AM Istanbul Time |
| ☼ 8 AM Heerlen Time | ↔ | ☼ 9 AM Istanbul Time |
| ☼ 9 AM Heerlen Time | ↔ | ☼ 10 AM Istanbul Time |
| ☼ 10 AM Heerlen Time | ↔ | ☼ 11 AM Istanbul Time |
| ☼ 11 AM Heerlen Time | ↔ | ☼ 12 PM Istanbul Time |
| Heerlen Time | Istanbul Time | |
|---|---|---|
| ☼ 12 PM Heerlen Time | ↔ | ☼ 1 PM Istanbul Time |
| ☼ 1 PM Heerlen Time | ↔ | ☼ 2 PM Istanbul Time |
| ☼ 2 PM Heerlen Time | ↔ | ☼ 3 PM Istanbul Time |
| ☼ 3 PM Heerlen Time | ↔ | ☼ 4 PM Istanbul Time |
| ☼ 4 PM Heerlen Time | ↔ | ☼ 5 PM Istanbul Time |
| ☼ 5 PM Heerlen Time | ↔ | ☼ 6 PM Istanbul Time |
| ☼ 6 PM Heerlen Time | ↔ | ☼ 7 PM Istanbul Time |
| ☼ 7 PM Heerlen Time | ↔ | ☼ 8 PM Istanbul Time |
| ☼ 8 PM Heerlen Time | ↔ | 9 PM Istanbul Time |
| ☼ 9 PM Heerlen Time | ↔ | 10 PM Istanbul Time |
| 10 PM Heerlen Time | ↔ | 11 PM Istanbul Time |
| 11 PM Heerlen Time | ↔ | 12 AM Istanbul Time |
Heerlen is 1 hour behind Istanbul.
Heerlen is behind Istanbul by 1 hour.
It is 10:00 AM in Istanbul.