Secret Flying is a deal-aggregation site that publishes mistake fares, error fares, and exceptionally cheap deals found by their community. FlightKitten is an automated route monitor. Different strategies for the same goal — cheaper flights.
Feature Comparison
| Feature | FlightKitten | Secret Flying | |
|---|---|---|---|
| Deal source | Automated scanning of YOUR routes across 220+ airlines | Community-found error fares and exceptional deals | Tie |
| Personalization | Fully personalized — your routes, your price target | Generic — published deals may not match your plans | FK |
| Error/mistake fares | Catches them when they appear on your monitored routes | Specialized in surfacing error fares across all routes | |
| Alerts | Automated email alerts with AI analysis | Website/social media — have to check manually or follow | FK |
| Route coverage | Only routes you set up (focused and intentional) | Global — any route where deals appear | |
| Cost | From $4.99/mo | Free (website) with premium newsletter option |
FlightKitten
Secret Flying
Our Verdict
Use Secret Flying for serendipitous error fare hunting when you're flexible on destinations. Use FlightKitten for systematic monitoring of the routes you actually plan to fly. Secret Flying is your "what if" tool; FlightKitten is your "I need this route" tool.
Try FlightKitten Free — 14-Day TrialFrequently Asked Questions
Does FlightKitten catch mistake fares?
Yes — when error fares appear on your monitored routes, FlightKitten's 2×/day scans will catch them and the AI briefing will flag unusual pricing. However, Secret Flying has dedicated community members searching for error fares across ALL routes globally.
Is Secret Flying free?
The Secret Flying website is free to browse. They also offer a premium newsletter. FlightKitten starts at $4.99/mo with a 14-day free trial. The key difference is personalization — FlightKitten monitors YOUR routes; Secret Flying publishes whatever deals they find.
Which finds cheaper flights overall?
Different approach, different results. Secret Flying occasionally surfaces extraordinary error fares (50-80% off) on random routes. FlightKitten finds consistent deals on your specific routes. For planned travel, FlightKitten is more reliable. For flexible adventurers, Secret Flying adds exciting possibilities.