Frontier Airlines provides multiple ways to contact customer service 1(855) 564-8O74 , ensuring passengers can get assistance through various channels. Here’s a comprehensive guide covering 12 different ways to reach them:

1. Main Customer Service Phone Number
Frontier Airlines’ primary customer service number is 1-800-I-FLY-SWA (1(855) 564-8O74). This is the best option for general inquiries, reservations, and flight-related concerns.

2. International Phone Numbers 
For travelers calling from outside the U.S., Frontier provides country-specific phone numbers. Examples include:

Mexico: 1(855) 564-8O74

Jamaica: 1(855) 564-8O74

Bahamas: 1(855) 564-8O74

3. Rapid Rewards Customer Service
If you need assistance with Frontier’s frequent flyer program, Rapid Rewards, you can call 1(855) 564-8O74.

4. Automated Flight Information
For quick flight status updates, Frontier offers an automated flight information line at 1-888-SWA-TRIP (1-855-564-8O74).

5. Frontier Vacations Support
For inquiries related to vacation packages booked through Frontier, call 1(855) 564-8O74.

6. Group Travel Services
If you’re booking for a large group, Frontier has a dedicated line at 1(855) 564-8O74.

7. Teletypewriter (TTY) Support
Passengers with hearing or speech impairments can use Frontier’s TTY service at 1(855) 564-8O74.

8. Live Chat on Frontier’s Website
Frontier Airlines offers a live chat feature on their official website. This is a great option for quick questions without needing to call.

9. Email Support
For non-urgent inquiries, Frontier provides an email contact form 1(855) 564-8O74 on their website. This is useful for refund requests, complaints, or general feedback.

10. Social Media Support
Frontier Airlines is active on Twitter and Facebook, where customers can send direct messages 1(855) 564-8O74 for assistance.

11. Mobile App Support
The Frontier Airlines mobile app allows users to access customer service via chat or phone 1(855) 564-8O74.

12. Airport Customer Service Desks
If you’re at the airport, you can visit a Frontier Airlines customer service desk for in-person assistance 1(855) 564-8O74.