While the forex market operates 24 hours a day, understanding global market hours remains critical. Trading opportunities are always present, but because regional markets open and close at different times, you must know their operating hours—including the London session.

As Asian markets close, European markets open. Due to its geographic location, London has always been an economic powerhouse. London's morning overlaps with the close of the Asian trading day, and its afternoon overlaps with New York. It is no surprise that London is considered the central hub of the forex market.

Key hours for the London session are as follows (all times EST):

Open: 3AM

Close: 12PM

Tokyo overlap: 3AM-4AM

New York overlap: 8AM-12PM

The London Session: Key Facts on European Trading

Keep several key points in mind regarding the London session:

1. The London session overlaps with two other major trading sessions during the day. It typically offers deep liquidity, accounting for a significant share of overall trading volume.

2. The London session experiences relatively high volatility due to the large volume of transactions executed throughout the session.

3. Many trends develop during the London session, typically persisting until the New York open.

4. Volatility often dips midway through the London session as many traders step away for lunch ahead of the New York open.

5. Trend reversals are common near the close of the London session as traders lock in profits.

Top Currency Pairs During the London Session

Naturally, there is no way to predict precisely which currency pairs will perform best during a given session. However, because the London session offers exceptional liquidity, nearly any pair can be traded efficiently.

The tightest spreads typically appear in the major pairs—EUR/USD, USD/CHF, USD/JPY, and GBP/USD—which can be directly impacted by news releases during the London session.

You can also trade select Yen crosses, which tend to see elevated volatility during the London session. While this presents larger profit potential, exercise caution as spreads may widen.

Evaluating your trading habits against the London, New York, and Asian sessions will help you determine the optimal market window for your strategy.