What is the time difference between Johannesburg and Dubai?

Dubai is 2 hours ahead of Johannesburg during standard time.

When is the best time to schedule a call between Johannesburg and Dubai?

The best times to connect are 9:00 AM GMT+2, 10:00 AM GMT+2, 11:00 AM GMT+2, when both regions are within standard business hours.

Khartoum to Dubai Time Converter — GMT+2 to GMT+4, 2 hours difference

24-Hour Overlap Timeline

✅ Overlap: 9:00 AM–4:00 PM in Khartoum · 11:00 AM–6:00 PM in Dubai (7h window)

	0	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23
UTC →
🇸🇩 Khartoum UTC+2	2a	3a	4a	5a	6a	7a	8a	9a	10a	11a	12p	1p	2p	3p	4p	5p	6p	7p	8p	9p	10p	11p	12a	1a
🇦🇪 Dubai UTC+4	4a	5a	6a	7a	8a	9a	10a	11a	12p	1p	2p	3p	4p	5p	6p	7p	8p	9p	10p	11p	12a	1a	2a	3a
🇮🇳 India (IST) UTC+5:30	5a	6a	7a	8a	9a	10a	11a	12p	1p	2p	3p	4p	5p	6p	7p	8p	9p	10p	11p	12a	1a	2a	3a	4a

Both working Working Off hours Sleeping Now

Key Facts: Khartoum (GMT+2) vs Dubai (GMT+4)

Time Gap

2h

Dubai ahead

DST Status

✅ Johannesburg

No DST

✅ Dubai: No DST

Cities in GMT+2

273

Largest: Khartoum

7,869,000 pop.

Overlap Window

7h window

9:00 AM – 4:00 PM (GMT+2)

11:00 AM – 6:00 PM (GMT+4)

Find Cities in Johannesburg & Dubai Timezones

The GMT+2 and GMT+4 timezones are separated by 2 hours. Khartoum is the largest city in the Africa/Johannesburg zone and Dubai is the largest in Asia/Dubai. Neither timezone observes daylight saving time, so the difference is constant year-round. For scheduling between these regions, the key fact is: there are 7 hours of mutual business-hours overlap each day.

Best Times to Schedule Calls: Khartoum (GMT+2) ↔ Dubai (GMT+4)

Johannesburg (GMT+2)	Dubai (GMT+4)	Quality
4:00 AM	6:00 AM	❌
5:00 AM	7:00 AM	❌
6:00 AM	8:00 AM	❌
7:00 AM	9:00 AM	⚠️
8:00 AM	10:00 AM	⚠️
9:00 AM	11:00 AM	✅
10:00 AM	12:00 PM	✅
11:00 AM	1:00 PM	✅
12:00 PM	2:00 PM	✅
1:00 PM	3:00 PM	✅
2:00 PM	4:00 PM	✅
3:00 PM	5:00 PM	✅
4:00 PM	6:00 PM	⚠️
5:00 PM	7:00 PM	⚠️
6:00 PM	8:00 PM	❌
7:00 PM	9:00 PM	❌
8:00 PM	10:00 PM	❌
9:00 PM	11:00 PM	❌

Work hours defined as 09:00–18:00 local time. ✅ Both in work hours ⚠️ Borderline ❌ Outside work hours.

GMT+2 to GMT+4: Complete 24-Hour Time Conversion Table

Johannesburg (GMT+2)	Dubai (GMT+4)	IST (UTC+5:30)
12:00 AM	2:00 AM	3:30 AM
1:00 AM	3:00 AM	4:30 AM
2:00 AM	4:00 AM	5:30 AM
3:00 AM	5:00 AM	6:30 AM
4:00 AM	6:00 AM	7:30 AM
5:00 AM	7:00 AM	8:30 AM
6:00 AM	8:00 AM	9:30 AM
7:00 AM	9:00 AM	10:30 AM
8:00 AM	10:00 AM	11:30 AM
9:00 AM	11:00 AM	12:30 PM
10:00 AM	12:00 PM	1:30 PM
11:00 AM	1:00 PM	2:30 PM
12:00 PM	2:00 PM	3:30 PM
1:00 PM	3:00 PM	4:30 PM
2:00 PM	4:00 PM	5:30 PM
3:00 PM	5:00 PM	6:30 PM
4:00 PM	6:00 PM	7:30 PM
5:00 PM	7:00 PM	8:30 PM
6:00 PM	8:00 PM	9:30 PM
7:00 PM	9:00 PM	10:30 PM
8:00 PM	10:00 PM	11:30 PM
9:00 PM	11:00 PM	12:30 AM
← Date changes in Dubai →
10:00 PM	12:00 AM +1	1:30 AM
11:00 PM	1:00 AM +1	2:30 AM

IST (India Standard Time, UTC+5:30) shown as reference for Indian users. +1/−1 indicates a different calendar day.

273 Cities in Johannesburg (GMT+2) & 71 Cities in Dubai (GMT+4) — Page 1 of 2

Khartoum & 272 more — Johannesburg (GMT+2, UTC+2)

Bukavu, CD Kisangani, CD Matola, MZ Tshikapa, CD Lilongwe, MW Gqeberha, ZA Khartoum North, SD Bunia, CD Pietermaritzburg, ZA Durban, ZA Blantyre, MW Nampula, MZ Uvira, CD Bulawayo, ZW Kitwe, ZM Benghazi, LY Ndola, ZM Port Sudan, SD Kabinda, CD Rustenburg, ZA El Geneina, SD Kassala, SD Beira, MZ Newcastle, ZA El Fasher, SD Likasi, CD Nyala, SD Kaliningrad, RU Kolwezi, CD Katlehong, ZA Juba, SS Zebediela, ZA Windhoek, NA El Obeid, SD Ajdabiya, LY Khayelitsha, ZA Chitungwiza, ZW Gedaref, SD Antonio Enes, MZ Wad Medani, SD Kusti, SD Maseru, LS Randburg, ZA Chipata, ZM Roodepoort, ZA Muhanga, RW Bor, SS Mitchells Plain, ZA Paarl, ZA Mahikeng, ZA Kabwe, ZM East London, ZA Ed Daein, SD Boksburg, ZA Misratah, LY Singa, SD Chingola, ZM Bloemfontein, ZA Germiston, ZA Al Bayda', LY Kurmuk, SD Goma, CD Chimoio, MZ Centurion, ZA Gaborone, BW Beni, CD Mutare, ZW Sandton, ZA Kafue, ZM Ar Ruseris, SD Cidade de Nacala, MZ Al Khums, LY Az Zawiyah, LY Kajo Kaji, SS Mwene-Ditu, CD Malema, MZ Quelimane, MZ Gharyan, LY Klerksdorp, ZA Ed Damazin, SD Yei, SS Isiro, CD Bethelsdorp, ZA Mongu, ZM Kindu, CD Kempton Park, ZA Nqutu, ZA Magwe, SS Al Marj, LY Kroonstad, ZA Wau, SS Benoni, ZA Gweru, ZW George, ZA Kamina, CD Luanshya, ZM Butembo, CD Tete, MZ Al Manaqil, SD Mufulira, ZM Mzuzu, MW Kashikishi, ZM Maridi, SS Nchelenge, ZM Malakal, SS Kalemie, CD Wamba, CD Gandajika, CD Vila Junqueiro, MZ Pinetown, ZA Sannar, SD Lichinga, MZ Pemba, MZ Krugersdorp, ZA Atbara, SD Cacula, AO Tobruk, LY Gitega, BI Ruhengeri, RW Livingstone, ZM Kipushi, CD Polokwane, ZA Mansa, ZM Worcester, ZA Ed Damer, SD Springs, ZA Alberton, ZA Winterveld, ZA Baraka, CD Kwekwe, ZW Parow, ZA Rundu, NA Bwana Mkubwa, ZM Xai-Xai, MZ Kadoma, ZW Sabha, LY Ben Guerir, MA Nkayi, ZW Kasempa, ZM Manzini, SZ Empangeni, ZA Maxixe, MZ Witbank, ZA An Nuhud, SD Ilebo, CD Kongolo, CD Uitenhage, ZA Francistown, BW Walvisbaai, NA Sabratah, LY Al Jumayl, LY Kasama, ZM KwaDukuza, ZA Zomba, MW Mporokoso, ZM Leer, SS Mossel Bay, ZA Vereeniging, ZA Kimberley, ZA Mthatha, ZA Vanderbijlpark, ZA Ruwa, ZW Kadugli, SD Grahamstown, ZA Solwezi, ZM Chinhoyi, ZW Chililabombwe, ZM Masvingo, ZW Darnah, LY Hoopstad, ZA Janzur, LY Gitarama, RW Midrand, ZA Middelburg, ZA Ad Diwem, SD Norton, ZW Luvungi, CD Chirundu, ZM Tshilenge, CD Standerton, ZA Ermelo, ZA Randfontein, ZA Zuwarah, LY Masallatah, LY Cuamba, MZ

Convert Khartoum (GMT+2) to Dubai (GMT+4) Time — 2 hours apart