If you compare transportation prices, the taxi ride in Izmir costs an average of 0.65 GBP, 86% cheaper than London, with a fare of 4.50 GBP,
while train tickets costs 86% less in Izmir: 0.41 GBP against 2.90 GBP in London.
If you compare the price of a lunch meal, however, you can find it from 6.51 GBP in Izmir, 67% less than the 20.00 GBP in London.
The price of the coffee is around 39% cheaper in Izmir, with an average of 2.30 GBP, while in London the coffee costs 3.76 GBP.
The main airport route flying between London and Izmir is: Gatwick (LGW) to Izmir Adnan Menderes Havalimani (ADB). This route is covered by the following airline(s):
Sun Express.
Easyjet.
Turkish Airlines.
Alternatively, you can find London - Izmir flights between Heathrow (LHR) to Izmir Adnan Menderes Havalimani (ADB) with the following airline(s) flying the route: Turkish Airlines.
Airlines with direct flights departing from London to Izmir are:
Pegasus Airlines, stopping in Istanbul for 70 minutes minimum.