At the Frontier Airlines DFW terminal, the airline provides dedicated check-in counters to help passengers quickly and efficiently process their travel documents and baggage. It’s advisable to arrive at least 2 hours before your domestic flight departure to allow ample time for check-in, security screening, and reaching your gate. https://airportsterminalhub.com/airlines/frontier-airlines/frontier-airlines-dallas-fort-worth-international-airport-dfw-terminal/