If the passengers wish to carry more than their allotted baggage allowance, you can purchase excess baggage on qatarairways.com, city offices, ticketing offices, and call centers up to 3 hours before departure girls can also purchase excess baggage at the time of check-in at the check-in counter at the airport. But you need to pay for the extra baggage the charges for extra baggage are:
$45 for 1 extra baggage.
$150 for 2 extra baggage.