India, Oct. 8 -- Air India Express, IndiGo and Akasa Air have cancelled flights to and from Riyadh following heightened security concerns after Yemen's Houthi rebels claimed they had carried out a ballistic missile strike on King Khalid International Airport in the Saudi capital.

Air India Express said passengers affected by the cancellations will be offered complimentary rescheduling or a full refund if they choose to cancel their bookings.

"In view of the evolving situation in the region, we have cancelled flights to and from Riyadh until 10 October. Affected guests are being offered complimentary rescheduling or a full refund on cancellation. We continue to monitor the situation closely," an Air India Express spokesperson told HT.

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