🇹🇷VS🇺🇸
🌐Time Difference Calculator
IstanbulvsTulsa
🇹🇷Istanbul
05:04:55
PM
Wednesday, April 29, 2026
+8h
Istanbul ahead
🇺🇸Tulsa
09:04:55
AM
Wednesday, April 29, 2026
Time ConverterIstanbul ↔ Tulsa
Click any row to convert — browse 2000–2050 with the arrows
| 📍Your Local Time detecting… | 🇹🇷 Istanbul UTC+03:00 | 🇺🇸 Tulsa UTC-05:00 |
|---|
24-Hour OverviewIstanbul vs Tulsa
12a 4a 8a 12p 4p 8p 12a
🇹🇷IstanbulBase
05:04 PM
🇺🇸Tulsa +-8h
09:04 AM
Work hours (9–5) Current time
Best Meeting HoursIstanbul & Tulsa
12am
4pm
1am
5pm
2am
6pm
3am
7pm
4am
8pm
5am
9pm
6am
10pm
7am
11pm
8am
12am
9am
1am
★
10am
2am
11am
3am
12pm
4am
1pm
5am
2pm
6am
3pm
7am
4pm
8am
5pm
9am
6pm
10am
7pm
11am
8pm
12pm
9pm
1pm
10pm
2pm
★
11pm
3pm
⚠
No standard business hours overlap
The +8h difference makes scheduling difficult. Consider the ★ suggested windows below.
🌅 Early Window
9:00 AMIstanbul=1:00 AMTulsa
🌙 Late Window
10:00 PMIstanbul=2:00 PMTulsa
★ Suggested window Istanbul workingTulsa working
April 2026 — Time DifferenceIstanbul vs Tulsa
+8hConstant this month
No DST transitions in April 2026•Applies to all 30 days
Quick Reference — Istanbul → Tulsa
| 🇹🇷 Istanbul (UTC+03:00) | 🇺🇸 Tulsa (UTC-05:00) |
|---|---|
| 12:00 AM | 4:00 PM (prev day) |
| 6:00 AM | 10:00 PM (prev day) |
| 8:00 AM | 12:00 AM |
| 9:00 AM | 1:00 AM |
| 10:00 AM | 2:00 AM |
| 12:00 PM | 4:00 AM |
| 2:00 PM | 6:00 AM |
| 5:00 PM | 9:00 AM |
| 6:00 PM | 10:00 AM |
| 8:00 PM | 12:00 PM |
| 10:00 PM | 2:00 PM |
🇹🇷
Istanbul business hours
= 1:00 AM – 9:00 AM in Tulsa
🇺🇸
Tulsa business hours
= 5:00 PM – 1:00 AM (next day) in Istanbul
⇄
Midpoint meeting
1:00 PM in Istanbul = 5:00 AM in Tulsa
More Tools
Related pages for Istanbul and Tulsa
Location DetailsIstanbul vs Tulsa
👥 Population
15,701,602 approx.
vs
413,066 approx.
💵 Currency
Turkish Li
vs
US Dollar
🗣️ Language
Turkish, Kurdish
vs
English, Spanish
📞 Calling Code
+90
vs
+1
📅 Weekend
Saturday,Sunday
=
Saturday,Sunday
🕐 Time Format
24H
vs
12H
When to CallEnter a time in Istanbul — see what it is in Tulsa
:
→
9:00 AM
Both cities in business hours — good time to call!
Quick pick:
Frequently Asked QuestionsIstanbul & Tulsa — Time Difference
Istanbul is 8h ahead of Tulsa. Istanbul uses Europe/Istanbul (UTCUTC+03:00), Tulsa uses America/Chicago (UTCUTC-05:00).
When it is 12:00 PM in Istanbul, it is 4:00 AM in Tulsa.
Not ideal right now. It is 5:04 PM in Istanbul and 9:04 AM in Tulsa. Istanbul is outside business hours.
Neither Istanbul nor Tulsa is currently observing Daylight Saving Time.
It is Wednesday in both Istanbul and Tulsa right now.
When it is 9:00 AM in Istanbul, it is 1:00 AM in Tulsa.
Compare with Other Cities
See how Istanbul and Tulsa differ from major world cities