Forex market hours: trading sessions and timing explained

What are forex market hours? (and why they differ from stocks)

Forex market hours are the continuous 24-hour, five-day trading windows during which the world's currencies change hands. The market opens on Sunday in Sydney and closes on Friday in New York.

Traders who approach forex with a stock-market mindset often expect fixed opening and closing bells. Equities follow strict schedules. The New York Stock Exchange trades from 9:30 a.m. to 4:00 p.m. ET. The Tokyo Stock Exchange runs 9:00 a.m. to 11:30 a.m. and 12:30 p.m. to 3:30 p.m. JST, with a midday break.

Currencies face no such limits. Foreign exchange trades over the counter through an interbank network of banks and brokers, not a single venue. This decentralised structure lets trading pass from one financial centre to the next around the clock. Global FX turnover averaged $9.6 trillion per day in April 2025.

Forex vs. stock market hours: key differences

The core difference is access. Stock exchanges close each afternoon, while the forex market stays open through the night and across time zones.

A trader active on the NYSE at 9:30 a.m. ET cannot place an equity order at 10:00 p.m. A forex trader faces no such restriction. The Tokyo Stock Exchange even pauses for a midday break from 11:30 a.m. to 12:30 p.m. JST, a structural feature that matters for JPY-pair traders.

Source: NYSE; Japan Exchange Group

The four major forex trading sessions

The forex trading day is built around four major sessions: Sydney, Tokyo, London and New York. Each session reflects the working hours of its regional financial centre. As one session closes, the next opens, which keeps the market active around the clock.

Source: session hours per NYSE and Japan Exchange Group; activity ranking per the BIS Triennial Survey, April 2025

Sydney session: the quiet opener

The Sydney session opens the trading week and typically records the lowest volatility of the four windows. This suits range-trading approaches more than breakout strategies. AUD/USD and NZD/USD are the most active pairs, alongside AUD/NZD. Liquidity is thinnest here, so spreads tend to be widest among the four sessions.

Tokyo session: Asia's trading window

Traders focused on JPY pairs find the Tokyo session offers the most relevant fundamental backdrop. The Tokyo Stock Exchange opens at 9:00 a.m. JST, and risk sentiment in Japanese equities and the yen often shifts together, which can move USD/JPY and EUR/JPY. Bank of Japan statements, Japanese GDP and CPI releases act as the main catalysts for USD/JPY and EUR/JPY.

London session: the market's powerhouse

London is the world's largest forex trading centre. Bank of England BIS Triennial data put it at 37.8% of global FX turnover in April 2025. The session delivers the first major liquidity peak of the day, and spreads on EUR/USD and GBP/USD typically tighten here. Frankfurt operates as a secondary European hub.

New York session: the volatility driver

The New York session is the second-largest FX centre after London, per the 2025 BIS Triennial Survey, with USD pairs at the centre of activity. Key US data releases, including Non-Farm Payrolls and CPI, land at 8:30 a.m. EST and can move USD pairs sharply. The session overlaps with London from 8:00 a.m. to 12:00 p.m. EST.

Other trading centres. Several smaller hubs feed activity into the four main sessions:

Source: BIS Triennial Survey, April 2025

Forex market hours converted to EST, GMT, and UTC

One of the most common practical obstacles for new traders is mapping session times to their own local clock. Because there is no central exchange, each session follows the clock of its regional financial centre.

The table below converts the four sessions into Eastern Standard Time, Greenwich Mean Time and Coordinated Universal Time. Traders in eastern Canada share the same EST reference as New York. Japan Standard Time sits at UTC+9 and does not observe daylight saving, which makes it a stable anchor for Asian-session conversions.

Source: NYSE, Japan Exchange Group

Alt1: Horizontal 24-hour timeline of the Sydney, Tokyo, London and New York forex sessions in UTC

EST vs. EDT: how daylight saving time affects your session schedule

Daylight saving time shifts session times by one hour, and the United States and Europe do not switch on the same dates. In the US, clocks move forward on the second Sunday of March and back on the first Sunday of November. In the European Union, the change falls on the last Sunday of March and the last Sunday of October.

For one to two weeks each spring and autumn, the two regions stay misaligned. During those weeks, the London-New York overlap temporarily shifts by an hour. Traders holding positions across a transition should re-check the overlap timing in their own time zone.

Session overlaps: when forex is most active

The forex market is most active when two sessions run at the same time. These overlap windows concentrate the day's deepest liquidity and its widest price movement.

The London-New York overlap shows the widest hourly price ranges of the trading day, while the Asian session shows the narrowest. Major pairs such as GBP/USD and EUR/USD typically move considerably more during the overlap than during the Asian session.

London and New York are the two largest FX centres. EUR/USD is the busiest pair in the UK, at $1,010 billion a day, or 25% of UK FX turnover, in the FXJSC survey of April 2025. That liquidity peaks when the London and New York sessions overlap from 8:00 a.m. to 12:00 p.m. EST, both active at once, which produces the tightest spreads of the day.

The trading day contains three notable session overlaps:

• Frankfurt-Tokyo overlap (2:00 a.m. to 4:00 a.m. EST) brings moderate movement, with EUR/JPY the most active pair.
• London-Tokyo overlap (3:00 a.m. to 4:00 a.m. EST) produces modest pip changes across EUR, GBP and JPY crosses.
• London-New York overlap (8:00 a.m. to 12:00 p.m. EST) carries the peak daily volume, with EUR/USD and GBP/USD the most active.

Source: BIS Triennial Survey, April 2025

Alt2: Diagram of the London and New York session overlap window on a 24-hour clock

Why overlaps matter: spreads, liquidity, and pricing efficiency

More active participants during an overlap means more competition among liquidity providers. That competition compresses the bid-ask spread, which lowers the cost of entering a position.

One concentrated event sits inside the London afternoon: the WM/Reuters 4:00 p.m. London fix. Since 15 February 2015, the fix has been calculated over a five-minute window centred on 4:00 p.m. London time. It is one event within the overlap, not the whole window. Traders who place orders during low-participation hours pay a hidden cost through wider spreads, a disadvantage that compounds over time.

Most active currency pairs by trading session

Currency pairs are most active during the session tied to their home economy. Trading a pair outside its home session often produces thin volume and less reliable price signals.

According to the 2025 BIS Triennial Survey, the US dollar sits on one side of 89.2% of all forex transactions, followed by the euro at 28.9%, the yen at 16.8%, sterling at 10.2%, the Chinese renminbi at 8.5% and the Swiss franc at 6.4%. Because each trade involves two currencies, these shares total 200%. EUR/USD is the single most traded pair at 21.2% of global turnover, followed by USD/JPY at 14.3%, USD/CNY at 8.1% and GBP/USD at 7.6%.

Each currency tends to peak during its home session:

• AUD and NZD are most active during the Sydney session.
• JPY pairs peak during the Tokyo session.
• EUR, GBP and CHF pairs are most active during the London session.
• USD and CAD pairs peak during the New York session.

The Canadian dollar carries a dual overlap, staying active through both New York hours and the later London hours.

Source: BIS Triennial Survey, April 2025

Weekends, holidays, and DST: what happens to forex hours

The forex market closes over the weekend and thins out around major holidays. Ignoring these gaps is a consistent source of avoidable losses.

Forex is closed on Saturday and Sunday. Some ECNs and brokers offer limited weekend access, but with poor liquidity, wider spreads and higher slippage. Weekend access is not equivalent to weekday trading.

Major bank holidays such as Christmas, New Year, Easter and US federal holidays reduce liquidity and widen spreads. Positions held into these thin windows carry gap risk.

Because US and EU clocks change on different dates, the London-New York overlap shifts by an hour for one to two weeks, twice a year. Traders can adjust position timing around those transition weeks.

Please note that trading CFDs with leverage can be risky and can lead to losing all of your invested capital.

How to build a forex trading schedule

Rather than trading whenever charts are open, traders can align their session choices with their strategy and their own time zone.

1. Identify your strategy type. Scalping suits the London-New York overlap; trend day trading suits the London session or the New York open; range trading suits the Asian session; swing trading tends to favour Tuesday through Thursday.
2. Map your local time zone to your target sessions using UTC as the stable reference, rather than EST or EDT alone, because daylight saving shifts those.
3. Build a weekly calendar with session open and close alerts, and mark the two annual DST transition dates.

Activity tends to be steadier from Tuesday through Thursday, once the week's opening gaps have cleared and before Friday's early wind-down. A trader with a day job in Europe can realistically reach the London-New York overlap between 8:00 a.m. and 12:00 p.m. EST.

Session times can be tracked across time zones on platforms such as MetaTrader 4 and MetaTrader 5, which display market hours in a chosen zone.

Source: BIS Triennial Survey, April 2025

Common mistakes traders make with forex market hours

A recurring error among newer participants is assuming that a 24/5 market means all 24 hours are equally productive. Timing matters as much as direction.

• Treating all sessions as equally tradeable. Scalping needs the London-New York overlap, while range trading suits the Asian session.
• Ignoring spread widening near a session close. Avoid the final 30 minutes of the Asian session for EUR/USD.
• Overlooking DST transitions. Keep a UTC-based calendar and update it twice a year.
• Trading through holiday-thinned liquidity. Check a bank holiday calendar before opening positions.
• Holding positions over the weekend. Reduce exposure on Friday afternoon and account for Sunday gap risk.