Iran-US tensions: IndiGo flights scheduled to operate on January 25 from Delhi to Tbilisi and from Mumbai to Almaty and return have been cancelled. This comes after protests began in late December with people protesting against the flailing currency and the cost of living, and turned into a widespread anti-government movement. Iran-US tensions: IndiGo flights scheduled to operate on January 25 from Delhi to Tbilisi and from Mumbai to Almaty and return have been cancelled. This comes after protests began in late December with people protesting against the flailing currency and the cost of living, and turned into a widespread anti-government movement.