Chelsea to Bangkok time converter

Bangkok is 11 hours ahead of Chelsea. When it is 9:00 AM in Chelsea, it is 8:00 PM in Bangkok.

Chelsea EDT

Tuesday, October 20, 2026

Bangkok ICT

Wednesday, October 21, 2026

Chelsea
Massachusetts, United States
Tue, Oct 20
EDTUTC-4
Bangkok
Thailand
Wed, Oct 21
ICTUTC+7+11h
Finding your time zone…
Shared working hours (9:00–18:00)

Chelsea to Bangkok conversion table

Every hour of today in Chelsea and the matching time in Bangkok. Light rows are typical working hours (9:00–18:00).

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 9:00 AM – 11:00 AM in Chelsea (8:00 PM – 10:00 PM in Bangkok): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference changes during the year because Chelsea and Bangkok switch clocks on different dates:

  • Oct 20, 2026 – Nov 1, 2026: +11h
  • Nov 1, 2026 – Mar 14, 2027: +12h
  • Mar 14, 2027 – Oct 20, 2027: +11h

Distance

Chelsea and Bangkok are 13,712 km (8,520 miles) apart in a straight line.

More conversions

Bangkok to ChelseaChelsea to New YorkChelsea to LondonChelsea to Los AngelesChelsea to ChicagoChelsea to TorontoChelsea to São PauloChelsea to ParisChelsea to BerlinChelsea to MoscowChelsea to DubaiChelsea to New DelhiChelsea to Singapore
New York to BangkokLondon to BangkokLos Angeles to BangkokChicago to BangkokToronto to BangkokSão Paulo to BangkokParis to BangkokBerlin to BangkokMoscow to BangkokDubai to BangkokNew Delhi to BangkokSingapore to Bangkok

Questions and answers

What is the time difference between Chelsea and Bangkok?

Bangkok is 11 hours ahead of Chelsea.

What time is it in Bangkok when it is 9 AM in Chelsea?

When it is 9:00 AM in Chelsea, it is 8:00 PM in Bangkok.

When is the best time to call Bangkok from Chelsea?

Working hours don't overlap fully. The closest fit is 9:00 AM – 11:00 AM in Chelsea (8:00 PM – 10:00 PM in Bangkok): working hours on one side, early or late on the other.

Does the time difference between Chelsea and Bangkok change?

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