Riyadh to Back Bay time converter

Back Bay is 7 hours behind Riyadh. When it is 9:00 AM in Riyadh, it is 2:00 AM in Back Bay.

Riyadh AST

Sunday, October 18, 2026

Back Bay EDT

Sunday, October 18, 2026

Riyadh
Saudi Arabia
Sun, Oct 18
ASTUTC+3
Back Bay
Massachusetts, United States
Sun, Oct 18
EDTUTC-4-7h
Finding your time zone…
Shared working hours (9:00–18:00)

Riyadh to Back Bay conversion table

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

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

Best time to call or meet

Both sides are at work from 4:00 PM – 6:00 PM in Riyadh (9:00 AM – 11:00 AM in Back Bay).

Daylight saving time and the difference

The difference changes during the year because Riyadh and Back Bay switch clocks on different dates:

  • Oct 18, 2026 – Nov 1, 2026: -7h
  • Nov 1, 2026 – Mar 14, 2027: -8h
  • Mar 14, 2027 – Oct 18, 2027: -7h

Distance

Riyadh and Back Bay are 10,211 km (6,345 miles) apart in a straight line.

More conversions

Back Bay to RiyadhRiyadh to New YorkRiyadh to LondonRiyadh to Los AngelesRiyadh to ChicagoRiyadh to TorontoRiyadh to São PauloRiyadh to ParisRiyadh to BerlinRiyadh to MoscowRiyadh to DubaiRiyadh to New DelhiRiyadh to Bangkok
New York to Back BayLondon to Back BayLos Angeles to Back BayChicago to Back BayToronto to Back BaySão Paulo to Back BayParis to Back BayBerlin to Back BayMoscow to Back BayDubai to Back BayNew Delhi to Back BayBangkok to Back Bay

Questions and answers

What is the time difference between Riyadh and Back Bay?

Back Bay is 7 hours behind Riyadh.

What time is it in Back Bay when it is 9 AM in Riyadh?

When it is 9:00 AM in Riyadh, it is 2:00 AM in Back Bay.

When is the best time to call Back Bay from Riyadh?

Both sides are at work from 4:00 PM – 6:00 PM in Riyadh (9:00 AM – 11:00 AM in Back Bay).

Does the time difference between Riyadh and Back Bay change?

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