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Convert Réunion Time to Western European Time

RET · UTC+4 → WET · UTC+1

RET is 3 hours ahead of WET

Saint-Denis · UTC+4

Tuesday, 8 September 2026

Lisbon · WEST

Tuesday, 8 September 2026

When are both sides at work?

0003060912151821
Saint-DenisUTC+4 · +04:00
0003060912151821
LisbonWEST · +01:00
2100030609121518

Shared working hours: 12:00–18:00 in Saint-Denis is 09:00–15:00 in Lisbon.

Working (09–18) Awake, off the clock Asleep (23–07)

Pick a time and share it

11:04 Tue 8 Sep Saint-Denis = 08:04 Tue 8 Sep Lisbon

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Hour-by-hour conversion

Saint-Denis (RET)Lisbon (WET)
00:0021:00prev. day
01:0022:00prev. day
02:0023:00prev. day
03:0000:00
04:0001:00
05:0002:00
06:0003:00
07:0004:00
08:0005:00
09:0006:00
10:0007:00
11:0008:00Now
12:0009:00Both at work
13:0010:00Both at work
14:0011:00Both at work
15:0012:00Both at work
16:0013:00Both at work
17:0014:00Both at work
18:0015:00
19:0016:00
20:0017:00
21:0018:00
22:0019:00
23:0020:00

About this conversion

RET here means Réunion Time, represented by Saint-Denis (Indian/Reunion), currently UTC+4. WET means Western European Time, represented by Lisbon (Europe/Lisbon), currently UTC+1.

WET is used by 5 zones, including Portugal. See every meaning of WET.

Working hours are shown as 09:00–18:00 local, and sleeping hours as 23:00–07:00. The hour table is anchored on the current day in Saint-Denis; day boundaries are marked where the date differs.

Quick answers

  • 09:00 RET is 06:00 WET
  • 12:00 RET is 09:00 WET
  • 15:00 RET is 12:00 WET
  • 18:00 RET is 15:00 WET

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