China
CST
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Massachusetts, USA
EST
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Compare Shanghai time with Boston time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

CST (China Standard Time) is 13 hours ahead of EST (Eastern Standard Time)
8:00 pm20:00 in Shanghai, China is 7:00 am07:00 in Boston, MA, USA

Shanghai to Boston call time
Best time for a conference call or a meeting is between 7am-8am in Shanghai which corresponds to 6pm-7pm in Boston (previous day)

8:00 pm20:00 CST (China Standard Time) (Shanghai, China). Offset UTC +8:00 hours
7:00 am07:00 EST (Eastern Standard Time) (Boston, MA, USA). Offset UTC -5:00 hours

8:00 pm20:00 Shanghai, China / 7:00 am07:00 Boston, MA, USA

Shanghai, ChinaBoston, MA, USA
12am (midnight)11am
1am12pm (noon)
2am1pm
3am2pm
4am3pm
5am4pm
6am5pm
7am6pm
8am7pm
9am8pm
10am9pm
11am10pm
12pm (noon)11pm
1pm12am (midnight)
2pm1am
3pm2am
4pm3am
5pm4am
6pm5am
7pm6am
8pm7am
9pm8am
10pm9am
11pm10am
00:0011:00
01:0012:00
02:0013:00
03:0014:00
04:0015:00
05:0016:00
06:0017:00
07:0018:00
08:0019:00
09:0020:00
10:0021:00
11:0022:00
12:0023:00
13:0000:00
14:0001:00
15:0002:00
16:0003:00
17:0004:00
18:0005:00
19:0006:00
20:0007:00
21:0008:00
22:0009:00
23:0010:00

Shanghai Information

Time Zone

Abbreviation / Name
CST - China Standard Time
UTC / GMT Offset
+8:00 hours during China Standard Time, currently in use.

Shanghai Facts

Country
China
Alternative Names
SHA, San'nkae, Sanchajus, Sangaj, Sangay, Sanghaj, Sanghay, Sanhaja, Sanhajo, Sanxay, Schanghai, Shang-hai, Shang-hai-shih, Shangai, Shangaj, Shanghai, Shanghai - shang hai, Shanghai - 上海, Shankhaj, Sjanghae, Sjanghai, Sjanghæ, Szanghaj, Thuong Hai, Thượng Hải, Xangai, cankay, sangha'i, sanghae, sanghai, seiynghi, shang hai, shang hai shi, shanghay, shanghhay, shanhai, zhong guo shang hai, Ŝanhajo, Şangay, Şanghay, Şanxay, Šanchajus, Šangaj, Šanghaj, Šanhaja, Σανγκάη, Шангај, Шанхай, שאנגחאי, شانغهاي, شانگهای, شاڭخەي, شاڭخەي شەھىرى, সাংঘাই, சாங்காய், เซี่ยงไฮ้, შანჰაი, 上海, 上海市, 中国上海, 상하이, 상해
Population
22,315,474
Currency
Yuan Renminbi (CNY)
Geographic Coordinates
31° 13' N Latitude / 121° 27' E Longitude
International Dialing Code
+86

Boston Information

Time Zone

Abbreviation / Name
EDT - Eastern Daylight Time
EST - Eastern Standard Time
UTC / GMT Offset
-4:00 hours during Eastern Daylight Time, currently in use.
-5:00 hours during Eastern Standard Time.
Daylight Saving Time Change
+1:00 hour - DST is in use
Daylight Saving Time Starts
Daylight saving time clock moves forward for one hour from 2am to 3amSunday, March 8, 2026 at 2:00 am local time. DST starts annually on the 2nd Sunday of March. Clocks are turned forward 1 hour to Sunday, March 8, 2026 at 3:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Daylight saving time clock moves back for one hour from 2am to 1amSunday, November 1, 2026 at 2:00 am local time. DST ends annually on the 1st Sunday of November. Clocks are turned backward 1 hour to Sunday, November 1, 2026 at 1:00 am local standard time instead. Also called Fall Back or switch to Winter Time.

Boston Facts

Country
USA
State
Massachusetts
Alternative Names
BOS, Baston, Bostan, Boston, Bostona, Bostonas, Bostone, Bostonia, Bostono, Bostons, Bostun, Bostún, Mushauwomuk, Old Boston, Po-su-tun, Pokekona, Pô-sṳ-tun, Shawmut, Shawmutt, Shawnnut, Totant, Tramount, Tremont, Trimountain, Trimountaine, Vostoni, Wahstoronon:ke, Wahstoronòn:ke, Wastok, bastan, bastana, bausatana, beasrraൺ, bo shi dun, boseuteon, bostan, bostana, bostʼoni, bosuton, bwstn, bwstwn, bxstan, pastan, Βοστωνη, Βοστώνη, Бостан, Бостон, Бостън, Բոստոն, באסטאן, בוסטון, بوستون, بوسطن, بوسٹن, بۆستن, ܒܘܣܛܘܢ, बस्तन, बास्टन्, बॉस्टन, बोस्टन, বস্টন, ਬੌਸਟਨ, பாஸ்டன், బోస్టన్, ಬಾಸ್ಟನ್, ബോസ്റ്റൺ, บอสตัน, བོ་སེ་ཊོན།, ဘော့စတွန်မြို့, ბოსტონი, ቦስቶን, ボストン, 波士頓, 波士顿, 보스턴
Population
667,137
Currency
Dollar (USD)
Geographic Coordinates
42° 21' N Latitude / 71° 03' W Longitude
International Dialing Code
+1