To reach a live person at Frontier Airlines customer service 1→ 858-280-2740 for support, you can call their 24/7 Frontier Airlines Phone number hotline at 1→ 858-280-2740. OTA (Live Person) or 1-800-Frontier Airlines 1→ 858-280-2740. You can also use the live chat feature on their website or reach out to them via email https://www.v.org/wp-content/uploads/ninja-forms/3/Ways-to-Contact-How-Can-I-Talk-to-Someone-at-Frontier-Airlines-A-Comprehensive-Guide.pdf