Work in progressTimezonePair is still being built — expect rough edges & missing cities
TimezonePair
Home·Vientiane·Vientiane × Hagåtña
Prime meridian·:: UTC·

Vientiane×Hagåtña

Laos · LA
Vientiane
—:—
Asia/Vientiane·
No DST
Guam · GU
Hagåtña
—:—
Pacific/Guam·
No DST

Vientiane is 3 hours ahead of Hagåtña. 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
3h ahead
Vientiane vs Hagåtña
02
Overlap
5h
Business hours 09:00 – 17:00
03
UTC offsets
GMT+7 / GMT+10
Vientiane · Guam
04
Flight
5h 50m
4,526 km · great-circle, non-stop cruise
◊ the overlap

When the world meets at work.

24-hour overlap
5h shared · 09:00 – 14:00 Vientiane
Vientiane
—:—
0
3
6
9
12
15
18
21
Hagåtña
—:—
3
6
9
12
15
18
21
0
Scrub a meeting time14:00 Vientiane
Same moment in Hagåtña17:00 Hagåtña
◊ hour by hour

Read the day in both zones.

Share this meeting
timezonepair.com/from/vientiane/to/hagåtña?t=14&a=A&d=2026-05-26&dur=60
14:00 Vientiane17:00 Hagåtña
Full 24-hour reference
VientianeHagåtña
00:00
03:00
01:00
04:00
02:00
05:00
03:00
06:00
04:00
07:00
05:00
08:00
06:00
09:00Hagåtña only
07:00
10:00Hagåtña only
08:00
11:00Hagåtña only
09:00Both working
12:00
10:00Both working
13:00
11:00Both working
14:00
12:00Both working
15:00
13:00Both working
16:00
14:00Vientiane only
17:00
15:00Vientiane only
18:00
16:00Vientiane only
19:00
17:00
20:00
18:00
21:00
19:00
22:00
20:00
23:00
21:00
00:00
22:00
01:00
23:00
02:00
◊ travel essentials

Crossing the border. Money, language, plugs.

Money changes hands at the border: Vientiane uses the LAK (₭) and Hagåtña uses the USD ($). Language shifts too — Lao in Vientiane, Chamorro in Hagåtña. Cars drive on the right in both, so rentals feel familiar.

Vientiane
Country
Laos
Capital
Vientiane
Currency
Lao kip (LAK · ₭)
Language
Lao
Calling code
+856
Drives on
Right
Hagåtña
Country
Guam
Capital
Hagåtña
Currency
United States dollar (USD · $)
Language
Chamorro, English, Spanish
Calling code
+1671
Drives on
Right
◊ common questions

Quick answers. Before you book the call.

What's the time difference between Vientiane and Hagåtña?

Vientiane is 3 hours ahead of Hagåtña. Vientiane runs on GMT+7 and Hagåtña on GMT+10. 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 5 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 Vientiane from Hagåtña?

About 4,526 km as the crow flies (great-circle distance). A non-stop commercial flight cruises that in roughly 5h 50m, 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 Vientiane and Hagåtña use?

Vientiane uses the Lao kip (LAK, ₭); Hagåtña uses the United States dollar (USD, $). 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 Vientiane from Hagåtña?

Dial the international prefix used by your carrier (often 00), then +856, 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 Vientiane and Hagåtña?

Vientiane primarily speaks Lao; Hagåtña speaks Chamorro, English, Spanish. English is widely used in business contexts in major cities of both, but written contracts may need translation.

Do Vientiane and Hagåtña 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.

VIENTIANE · Asia/Vientiane
GMT+7 · 17.98°, 102.63°

HAGÅTÑA · Pacific/Guam
GMT+10 · 13.47°, 144.75°

5h shared · 3h ahead