MPs led by Henry Smith whose Crawley constituency includes Gatwick, have been calling on the government to freeze air passenger duty (APD). They say the Treasury should then carry out an assessment of the effects of the duty.
Many MPs believe the amount air passenger duty raises - £2.6 billion pounds a year - is much less than what it costs in terms of the damage done to trade and tourism.
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Tuesday night's weather for the west of the region
Tuesday night's weather for the east of the region
Most of the region's MPs will support the Government's motion calling for air strikes in Syria, writes Political Correspondent Phil Hornby.