Frontier Flights: Navigating Costs and Avoiding Hidden Fees in 2026
TL;DR: Frontier's low base fares come with significant extra costs; understand all fees before booking to avoid overpaying for your trip.
Last updated: September 24, 2026
Related on this site: cheap flights — San Diego, CA · cheapair flights — San Diego, CA · CheapFlights Experts
Based on reporting by Going. This is an original CheapFlights Experts summary — full details at the source.