Work in progressTimezonePair is still being built — expect rough edges & missing cities
TimezonePair
Home·Ho Chi Minh City·Ho Chi Minh City × Ulaanbaatar
Prime meridian·:: UTC·

Ho Chi Minh City×Ulaanbaatar

Vietnam · VN
Ho Chi Minh City
—:—
Asia/Ho_Chi_Minh·
No DST
Mongolia · MN
Ulaanbaatar
—:—
Asia/Ulaanbaatar·
No DST

Ho Chi Minh City is 1 hour ahead of Ulaanbaatar. Scrub a time, meet in the overlap, ship the invite — before the kettle boils.

◊ at a glance

Three numbers. The ones that decide the meeting.

01
Difference
1h ahead
Ho Chi Minh City vs Ulaanbaatar
02
Overlap
7h
Business hours 09:00 – 17:00
03
UTC offsets
GMT+7 / GMT+8
ICT · Ulaanbaatar
04
Flight
5h 21m
4,121 km · great-circle, non-stop cruise
◊ the overlap

When the world meets at work.

24-hour overlap
7h shared · 09:00 – 16:00 Ho Chi Minh City
Ho Chi Minh City
—:—
0
3
6
9
12
15
18
21
Ulaanbaatar
—:—
3
6
9
12
15
18
21
0
Scrub a meeting time14:00 Ho Chi Minh City
Same moment in Ulaanbaatar15:00 Ulaanbaatar
◊ hour by hour

Read the day in both zones.

Share this meeting
timezonepair.com/from/ho-chi-minh-city/to/ulaanbaatar?t=14&a=A&d=2026-05-26&dur=60
14:00 Ho Chi Minh City15:00 Ulaanbaatar
Full 24-hour reference
Ho Chi Minh CityUlaanbaatar
00:00
01:00
01:00
02:00
02:00
03:00
03:00
04:00
04:00
05:00
05:00
06:00
06:00
07:00
07:00
08:00
08:00
09:00Ulaanbaatar only
09:00Both working
10:00
10:00Both working
11:00
11:00Both working
12:00
12:00Both working
13:00
13:00Both working
14:00
14:00Both working
15:00
15:00Both working
16:00
16:00Ho Chi Minh City only
17:00
17:00
18:00
18:00
19:00
19:00
20:00
20:00
21:00
21:00
22:00
22:00
23:00
23:00
00:00
◊ travel essentials

Crossing the border. Money, language, plugs.

Money changes hands at the border: Ho Chi Minh City uses the VND (₫) and Ulaanbaatar uses the MNT (₮). Language shifts too — Vietnamese in Ho Chi Minh City, Mongolian in Ulaanbaatar. Cars drive on the right in both, so rentals feel familiar.

Ho Chi Minh City
Country
Vietnam
Capital
Hanoi
Currency
Vietnamese đồng (VND · ₫)
Language
Vietnamese
Calling code
+84
Drives on
Right
Ulaanbaatar
Country
Mongolia
Capital
Ulan Bator
Currency
Mongolian tögrög (MNT · ₮)
Language
Mongolian
Calling code
+976
Drives on
Right
◊ common questions

Quick answers. Before you book the call.

What's the time difference between Ho Chi Minh City and Ulaanbaatar?

Ho Chi Minh City is 1 hour ahead of Ulaanbaatar. Ho Chi Minh City runs on GMT+7 and Ulaanbaatar on GMT+8. The gap can shift by an hour when either side enters or leaves daylight saving — the live clocks above always reflect the current offset.

When's the best time to schedule a meeting?

There are 7 hours where both cities are inside a 09:00–17:00 workday. Aim for the middle of that window so neither side is starting or closing out.

Does daylight saving time change the difference?

Yes, if either city observes DST. When one side shifts and the other doesn't, the gap changes by one hour. The DST badges under each clock show whether each zone is currently shifted and when the next transition lands.

How far is Ho Chi Minh City from Ulaanbaatar?

About 4,121 km as the crow flies (great-circle distance). A non-stop commercial flight cruises that in roughly 5h 21m, not counting airport time, winds, or routing around restricted airspace.

Can I send this meeting time as a calendar invite?

Yes. Pick a time on the slider above, open the meeting card, customize the title and duration, then download the .ics file. It imports cleanly into Google Calendar, Outlook, and Apple Calendar with the correct timezone attached.

What currency do Ho Chi Minh City and Ulaanbaatar use?

Ho Chi Minh City uses the Vietnamese đồng (VND, ₫); Ulaanbaatar uses the Mongolian tögrög (MNT, ₮). Check the live rate before transferring money or paying with a card abroad — most banks add a 1–3 % FX margin on top of the mid-market rate.

How do I call Ho Chi Minh City from Ulaanbaatar?

Dial the international prefix used by your carrier (often 00), then +84, then the local number — drop any leading zero of the city or mobile code. For free calls, WhatsApp, Signal, and FaceTime work over Wi-Fi regardless of country code.

What language is spoken in Ho Chi Minh City and Ulaanbaatar?

Ho Chi Minh City primarily speaks Vietnamese; Ulaanbaatar speaks Mongolian. English is widely used in business contexts in major cities of both, but written contracts may need translation.

Do Ho Chi Minh City and Ulaanbaatar drive on the same side of the road?

Yes — both drive on the right. Rental cars feel identical between the two.

◊ keep going

One pair down. 299 cities to go.

Every pair in 300 cities runs the same clocks, the same overlap, the same one-click invite. Pick another.

HO CHI MINH CITY · Asia/Ho_Chi_Minh
GMT+7 · 10.82°, 106.63°

ULAANBAATAR · Asia/Ulaanbaatar
GMT+8 · 47.89°, 106.91°

7h shared · 1h ahead