The Australian share market is expected to open flat despite gains on Wall Street overnight.

The SPI200 futures contract was down 2.0 points, or 0.03 per cent, at 6,713.0 at 0700 AEDT, suggesting a steady start for the benchmark S&P/ASX200 on Tuesday.

The ASX will finish at 1410 AEDT on Tuesday, being closed on Christmas Day and Boxing Day, and reopen on Friday.

On Wall Street, the Dow Jones Industrial Average was up 0.37 per cent, the S&P 500 was up 0.13 per cent and the tech-heavy Nasdaq Composite was up 0.31 per cent.

The pan-European STOXX 600 index closed unchanged while the FTSE 100 index in the UK ended 0.54 per cent higher.

The Aussie dollar is buying 69.24 US cents from 69.07 US cents on Monday.