Phra Nakhon Si Ayutthaya to Chicago time converter

Chicago is 12 hours behind Phra Nakhon Si Ayutthaya. When it is 9:00 AM in Phra Nakhon Si Ayutthaya, it is 9:00 PM (Wed, Oct 21) in Chicago.

Phra Nakhon Si Ayutthaya ICT

Thursday, October 22, 2026

Chicago CDT

Wednesday, October 21, 2026

Phra Nakhon Si Ayutthaya
Thailand
Thu, Oct 22
ICTUTC+7
Chicago
Illinois, United States
Wed, Oct 21
CDTUTC-5-12h
Finding your time zone…
Shared working hours (9:00–18:00)

Phra Nakhon Si Ayutthaya to Chicago conversion table

Every hour of today in Phra Nakhon Si Ayutthaya and the matching time in Chicago. Light rows are typical working hours (9:00–18:00).

Phra Nakhon Si AyutthayaChicago
12:00 AM12:00 PM−1 day
1:00 AM1:00 PM−1 day
2:00 AM2:00 PM−1 day
3:00 AM3:00 PM−1 day
4:00 AM4:00 PM−1 day
5:00 AM5:00 PM−1 day
6:00 AM6:00 PM−1 day
7:00 AM7:00 PM−1 day
8:00 AM8:00 PM−1 day
9:00 AM9:00 PM−1 day
10:00 AM10:00 PM−1 day
11:00 AM11:00 PM−1 day
12:00 PM12:00 AM
1:00 PM1:00 AM
2:00 PM2:00 AM
3:00 PM3:00 AM
4:00 PM4:00 AM
5:00 PM5:00 AM
6:00 PM6:00 AM
7:00 PM7:00 AM
8:00 PM8:00 AM
9:00 PM9:00 AM
10:00 PM10:00 AM
11:00 PM11:00 AM

Best time to call or meet

Working hours don't overlap fully. The closest fit is 9:00 AM – 10:00 AM in Phra Nakhon Si Ayutthaya (9:00 PM – 10:00 PM in Chicago): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference changes during the year because Phra Nakhon Si Ayutthaya and Chicago switch clocks on different dates:

  • Oct 22, 2026 – Nov 1, 2026: -12h
  • Nov 1, 2026 – Mar 14, 2027: -13h
  • Mar 14, 2027 – Oct 22, 2027: -12h

Distance

Phra Nakhon Si Ayutthaya and Chicago are 13,709 km (8,518 miles) apart in a straight line.

More conversions

Chicago to Phra Nakhon Si AyutthayaPhra Nakhon Si Ayutthaya to New YorkPhra Nakhon Si Ayutthaya to LondonPhra Nakhon Si Ayutthaya to Los AngelesPhra Nakhon Si Ayutthaya to TorontoPhra Nakhon Si Ayutthaya to São PauloPhra Nakhon Si Ayutthaya to ParisPhra Nakhon Si Ayutthaya to BerlinPhra Nakhon Si Ayutthaya to MoscowPhra Nakhon Si Ayutthaya to DubaiPhra Nakhon Si Ayutthaya to New DelhiPhra Nakhon Si Ayutthaya to BangkokPhra Nakhon Si Ayutthaya to Singapore
New York to ChicagoLondon to ChicagoLos Angeles to ChicagoToronto to ChicagoSão Paulo to ChicagoParis to ChicagoBerlin to ChicagoMoscow to ChicagoDubai to ChicagoNew Delhi to ChicagoBangkok to ChicagoSingapore to Chicago

Questions and answers

What is the time difference between Phra Nakhon Si Ayutthaya and Chicago?

Chicago is 12 hours behind Phra Nakhon Si Ayutthaya.

What time is it in Chicago when it is 9 AM in Phra Nakhon Si Ayutthaya?

When it is 9:00 AM in Phra Nakhon Si Ayutthaya, it is 9:00 PM (Wed, Oct 21) in Chicago.

When is the best time to call Chicago from Phra Nakhon Si Ayutthaya?

Working hours don't overlap fully. The closest fit is 9:00 AM – 10:00 AM in Phra Nakhon Si Ayutthaya (9:00 PM – 10:00 PM in Chicago): working hours on one side, early or late on the other.

Does the time difference between Phra Nakhon Si Ayutthaya and Chicago change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.