New Delhi, April 5 -- This year's summer holidays are not a simple beach-versus-mountains or Eiffel Tower versus Burj Khalifa decision. Instead, the West Asia war is likely to shape where you travel and how much you spend. Soaring airfares and airspace closures over parts of West Asia are already dampening plans for overseas trips.

The cost of flying to popular destinations such as Europe and the US has risen sharply. Routes from Delhi and Mumbai to key European destinations, such as France, the UK, Spain and Italy have seen fare increases of 20-25%, while travel to the US has climbed even higher by 25-30%, according to Yatra Online. This hike is compared to last year during the May-July period.

Higher fuel prices, along with the loss o...