30 Conservative MPs from across the South West are urging the Chancellor not to give control over air passenger duty to the Welsh Assembly in next week's budget.
They say that if the Assembly decided to cut or abolish the duty, it would leave regional airports in the West Country at a commercial disadvantage.
In a letter to George Osborne, they warn of an 'extremely severe' impact on the region's economy.
Exeter Airport says passenger numbers are back to pre-recession levels.
Latest monthly figures show continued growth with 800,000 passengers in a 12 month period for the first time since 2009.
The Managing Director says the following changes have also helped
- Flybe's London City route which started nine months ago
- Extra services to Manchester with Flybe
- The return of the Newcastle service
- The latest route to Deauville Normandy, which started in June
The company predicts that, with the extension of the Flybe summer season for the Alicante, Malaga and Palma Mallorca flights, the rise in passengers through Exeter will continue.
Flights from Exeter airport to France have had to be cancelled because of industrial action.
Exeter based airline Flybe has cancelled sixteen flights to Paris due to the 48 hour strike by French air traffic controllers. UK carriers will cancel 40% of their flights to France today and tomorrow.
Business in the region has received a major boost with the news that Exeter Airport is to host flights to some of the biggest continental holiday destinations. It follows a change of heart by airline Flybe which had previously axed the routes.
The decision means holidaymakers will be able to fly directly from the West Country to the Mediterranean.
Flights to and from Alicante, Faro, Malaga and Palma were going to be scrapped - but the airline now says they'll be back in March.
Fog is affecting flights to and from the West Country. Passengers are being advised to check in as normal.
LANDS END AIRPORT All flights are currently on hold.
EXETER AIRPORT Skybus flights to and from the Isles of Scilly are currently on hold.
NEWQUAY AIRPORT Skybus flights to and from the Isles of Scilly are currently on hold.
Flights into and out of Exeter and Newquay airports are subject to delay caused by problems at the national air traffic control centre in Hampshire. But the disruption is not as great as that being experienced at major terminals including Heathrow, Gatwick and Stansted.
At Exeter, a flight from Belfast due to land at 0820 is not expected until 1030. The Paris departure scheduled for 0845 is now not expected to leave until 1130. The service to Amsterdam which was due to take off at 1015 is now due to leave at 1105.
At Newquay, there are delays to services to and from Gatwick. But both Newquay and Exeter are advising passengers to check in as normal.
Services to and from Portugal at Exeter Airport are being disrupted due to industrial action by air traffic control staff. Passengers are advise to check with their airline.
Flights between Exeter and Faro may be delayed or cancelled and public transport in Portugal will be affected.
Sir Peter Rigby heads the company that has taken over Exeter International Airport. He says the Rigby Group already has aviation interests and Exeter is a key investment.
The Chairman of the Rigby Group, which has just acquired Exeter International Airport from Balfour Beatty says:
The Chief Executive of Balfour Beatty says: