Planning a trip from the United States to Japan? One important factor to keep in mind is the time difference.
Have you ever found yourself eager to explore right after a long journey, only to be held back by severe jet lag? Understanding the time difference beforehand can help you take steps to mitigate jet lag. In this article, we provide essential information about the time difference between Japan and the United States.
Current Local Time in Tokyo, Japan
Does Japan Have Different Time Zones?
Unlike the U.S., which spans multiple time zones, Japan operates under a single time zone. No matter where you travel within the country, the time remains the same.
Additionally, Japan does not observe daylight saving time. This means the clocks stay consistent year-round, making it simple to plan activities. However, it also means you need to be mindful of calculating time differences when daylight saving time starts or ends in the United States.
Understanding the Time Difference Between the U.S. and Japan (PST, MST, CST, and EST)
The time difference between the U.S. and Japan depends on your time zone:
| US Time | Japan Time |
|---|---|
| PST (Pacific Standard Time) | Japan is 17 hours ahead |
| MST (Mountain Standard Time) | Japan is 16 hours ahead |
| CST (Central Standard Time) | Japan is 15 hours ahead |
| EST (Eastern Standard Time) | Japan is 14 hours ahead |
For example, if it’s 8:00 PM PST, it’s 1:00 PM the next day in Japan. Familiarizing yourself with these differences helps you stay on top of schedules.
The table below shows the time difference during Daylight Saving Time.
| US Time | Japan Time |
|---|---|
| PDT (Pacific Daylight Time) | Japan is 16 hours ahead |
| MDT (Mountain Daylight Time) | Japan is 15 hours ahead |
| CDT (Central Daylight Time) | Japan is 14 hours ahead |
| EDT (Eastern Daylight Time) | Japan is 13 hours ahead |
Useful Tool to Check the Local Time in Japan
Using JAL World Clock, you can easily compare the current times in different cities around the world.
Global Time Zones at a Glance: Easily compare the current times in different cities around the world.
Clear and Organized Layout: Easy-to-read format, with intuitive organization by regions.
Useful for Travelers: Designed to assist international travelers in planning their itineraries.
Mobile Friendly: Optimized for use on mobile devices, ensuring you can access it on-the-go.
Military Time: The Standard in Japan
Japan commonly uses the 24-hour clock system, often referred to as military time. For example, 2:00 PM is written as 14:00, and 8:00 PM as 20:00.
You’ll see this format on train schedules, restaurant hours, and event timings. While it might feel unfamiliar at first, it’s a practical system that eliminates confusion between AM and PM.
| Military Time | Standard Time | Military Time | Standard Time |
|---|---|---|---|
| 00:00 | 12:00 AM (midnight) | 12:00 | 12:00 PM (noon) |
| 01:00 | 1:00 AM | 13:00 | 1:00 PM |
| 02:00 | 2:00 AM | 14:00 | 2:00 PM |
| 03:00 | 3:00 AM | 15:00 | 3:00 PM |
| 04:00 | 4:00 AM | 16:00 | 4:00 PM |
| 05:00 | 5:00 AM | 17:00 | 5:00 PM |
| 06:00 | 6:00 AM | 18:00 | 6:00 PM |
| 07:00 | 7:00 AM | 19:00 | 7:00 PM |
| 08:00 | 8:00 AM | 20:00 | 8:00 PM |
| 09:00 | 9:00 AM | 21:00 | 9:00 PM |
| 10:00 | 10:00 AM | 22:00 | 10:00 PM |
| 11:00 | 11:00 AM | 23:00 | 11:00 PM |
Tips for Managing Jet Lag and Adjusting to Japan Time
Choosing the Right Flight Schedule from US to Japan
Nighttime Departure with Afternoon or Evening Arrival in Japan is recommended.
Why?
1. A nighttime departure allows you to align your sleep schedule with Japan’s nighttime while on the flight.
2. Arriving in the late afternoon or evening makes it easier to have a light dinner, unwind, and go to bed early to adjust to the local time.
Example: A flight from Los Angeles (LAX) to Tokyo (Haneda/HND) departing in the evening and arriving in Tokyo in the late afternoon or evening.
In-Flight Jet Lag Prevention
Sleep Adjustment
Aim to sleep for about 3–5 hours during the flight, aligning with nighttime in Japan.
Use an eye mask, earplugs, and a neck pillow to create a comfortable sleep environment.
Stay Hydrated
Drink plenty of water throughout the flight to avoid dehydration, which can worsen fatigue.
Light Movement
Do some light stretches in your seat or walk to the restroom to improve circulation and refresh your body.
Post-Arrival Activities
After arriving, expose yourself to as much natural light as possible. Going for a walk outside can help reset your internal clock to the local time.
Summary: Time difference between U.S. and Japan
Understanding the time difference between the U.S. and Japan is crucial for a smooth transition when traveling. With Japan’s single time zone and the absence of daylight saving time, it’s easier to adjust your schedule, but being mindful of the time differences between the U.S. regions and Japan can help you plan your activities more effectively. By selecting the right flight and adjusting your activities during the flight, you can minimize jet lag and start your adventure in Japan feeling refreshed.