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Time Difference: Denver to Tokyo

🇺🇸DenverUTC-7
vs
🇯🇵TokyoUTC+9
🇺🇸
Denver, US
Wed, Jun 3
🇯🇵
Tokyo, Japan
Wed, Jun 3

Click a time to convert

Time Difference
15 hours
Tokyo is 15 hours ahead of Denver
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🇺🇸
Denver
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🇯🇵
Tokyo
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Denver vs Tokyo timezone guide

Denver (US) uses the America/Denver timezone at UTC-7, while Tokyo (Japan) uses Asia/Tokyo at UTC+9. This means Tokyo is 16 hours ahead of Denver (based on standard offsets — the live difference above accounts for daylight saving time).

Best meeting times between Denver and Tokyo

Standard 9-to-5 working hours in Denver and Tokyo do not overlap. To meet synchronously, one side will need to start early or stay late — see the hour-by-hour planner below for the least disruptive options.

Hour-by-hour planner

DenverTokyoStatus
6am9pmDenver early, Tokyo evening
7am10pmDenver early, Tokyo late evening
8am11pmDenver early, Tokyo late evening
9am12amDenver working hours, Tokyo asleep
10am1amDenver working hours, Tokyo asleep
11am2amDenver working hours, Tokyo asleep
12pm3amDenver working hours, Tokyo asleep
1pm4amDenver working hours, Tokyo asleep
2pm5amDenver working hours, Tokyo asleep
3pm6amOne side outside 9-to-5 but still awake
4pm7amOne side outside 9-to-5 but still awake
5pm8amDenver evening, Tokyo early
6pm9amOne side outside 9-to-5 but still awake
7pm10amOne side outside 9-to-5 but still awake
8pm11amOne side outside 9-to-5 but still awake
9pm12pmOne side outside 9-to-5 but still awake
10pm1pmDenver late evening, Tokyo working hours

Green = standard working hours (9 AM – 5 PM). Amber = early (6–9 AM). Orange = evening (5–10 PM). Grey = asleep or late.

Daylight saving time between Denver and Tokyo

Denver observes daylight saving time, but Tokyo does not. That means the difference between the two cities changes seasonally — by one hour, around Denver's transition dates.

  • Dec 31 → Mar 8Denver is 16 hours behind Tokyo
  • Mar 8 → Nov 1Denver is 15 hours behind Tokyo
  • Nov 1 → Dec 31Denver is 16 hours behind Tokyo

Distance between Denver and Tokyo

Great-circle distance
9,335 km
Direct flight time
~11h 59m

Denver and Tokyo are 9,335 km apart along the great-circle route. A direct flight takes roughly ~11h 59m, depending on aircraft type, winds, and routing.

More comparisons

Denver to New YorkDenver to LondonDenver to SydneyTokyo to New YorkTokyo to LondonTokyo to SydneyTokyo to Dubai

Frequently asked questions

What is the time difference between Denver and Tokyo?
The current time difference is 15 hours. Denver is currently 15 hours behind Tokyo.
Is Denver ahead of Tokyo?
No. Denver is currently 15 hours behind Tokyo.
What time is it in Tokyo when it's 9 AM in Denver?
When it's 9 AM in Denver, it's 12am in Tokyo.
When is the best time to schedule a meeting between Denver and Tokyo?
Standard 9-to-5 working hours in Denver and Tokyo do not overlap. To meet synchronously, one side will need to start before 9 AM or work past 5 PM — see the planner above for the least disruptive options.
Do Denver and Tokyo observe daylight saving time?
Denver observes daylight saving time, but Tokyo does not — the difference between the two cities changes by one hour around the DST transition dates.
How far apart are Denver and Tokyo?
Denver and Tokyo are 9,335 km apart along the great-circle route. A direct flight takes roughly 11 hours 59 minutes.