Any checked luggage that surpasses the size or weight restrictions will bear additional service costs, as per United Airlines baggage fees. On flights to specific locations, overweight and additional luggage is not permitted. United Airlines Security Rules for travelers’ carry-on have been established by United Airlines’ baggage allowance policy. Search for IndiGo Airlines Baggage Policy and recommendations from past passengers, Read all About IndiGo Airlines Baggage Policy , IndiGo Airlines Overweight Baggage Fees , Allowed Items at IndiGo Airlines , indigo baggage allowance, indigo domestic baggage allowance and more. and choose the best Airlines Baggage Policy to make your trip perfect.