Finding the cheapest flights can feel like a never-ending challenge. Airlines use sophisticated pricing algorithms, and fares can change multiple times a day. However, there are secret websites and hacks that can help you unlock ultra-cheap flights that airlines don’t want you to know about.
In this guide, we will cover the best secret websites for booking cheap flights, complete with their logos and insider tips to help you save big on airfare.
1. Skiplagged (skiplagged.com)
Why it’s special:
Skiplagged specializes in “hidden city” ticketing, where you book a flight with a layover at your intended destination. This method can often be cheaper than booking a direct flight. Airlines hate this trick so much that they even sued Skiplagged – and lost!
Pros:
- Saves money using hidden city flights.
- Easy-to-use search tool.
- Includes discount fares not found on Google Flights.
Cons:
- You cannot check luggage (it will continue to the final destination).
- Airlines may penalize frequent hidden-city travelers.
2. Momondo (momondo.com)
Why it’s special:
Momondo scans smaller, lesser-known booking websites to find the absolute lowest fares. It also provides a fare calendar, helping you spot trends in pricing.
Pros:
- Finds fares cheaper than other major sites.
- No booking fees.
- Great fare calendar tool.
Cons:
- Prices can change quickly.
- Customer support varies depending on the booking site.
3. Secret Flying (secretflying.com)
Why it’s special:
Secret Flying uncovers mistake fares and incredibly cheap flight deals. This is one of the best websites for finding error fares and last-minute discounts.
Pros:
- Features mistake fares and flash sales.
- Great for international travel.
- Free to use.
Cons:
- Limited domestic flight deals.
- Deals are time-sensitive and disappear fast.
4. Google Flights Explore (google.com/flights/explore)
Why it’s special:
Google Flights has an “Explore” feature that allows you to see the cheapest flights from your location to anywhere in the world. If you are flexible with your travel dates and destination, this is a must-use tool.
Pros:
- Fastest and most reliable search engine.
- Allows for flexible searches (entire months, multiple destinations).
- Price tracking alerts.
Cons:
- Doesn’t include some budget airlines like Southwest.
- No direct booking (redirects to airlines and travel agencies).
5. Scott’s Cheap Flights (going.com)
Why it’s special:
Scott’s Cheap Flights (now called Going) is a premium flight deal subscription service that alerts you when there are massive flight discounts.
Pros:
- Finds international and domestic flight deals.
- Sends deal alerts directly to your email.
- Free version available, premium gets the best deals.
Cons:
- Premium version costs $49 per year.
- Only works for departures from the U.S.
6. Airfarewatchdog (airfarewatchdog.com)
Why it’s special:
Airfarewatchdog monitors airline price drops and error fares in real time. It’s great for travelers who want instant alerts when fares drop on specific routes.
Pros:
- Alerts you to price drops.
- Covers both major and budget airlines.
- Expert-verified deals.
Cons:
- Mainly useful for U.S. flights.
- Can be slow to update at times.
7. ITA Matrix (matrix.itasoftware.com)
Why it’s special:
ITA Matrix is a powerful tool used by travel agents. It helps travelers search for multi-city routes, long layovers, and the cheapest date combinations.
Pros:
- Extremely advanced search filters.
- Finds the best routing options.
- Great for complex itineraries.
Cons:
- No direct booking (must book separately).
- Slight learning curve for beginners.
8. Kiwi.com (kiwi.com)
Why it’s special:
Kiwi.com finds unique flight routes by combining airlines that normally don’t partner together, helping you find the cheapest possible flights.
Pros:
- Unique flight combinations.
- Kiwi guarantee for missed connections.
- Great for budget travelers.
Cons:
- Some budget flights may have extra fees.
- Customer service can be slow.
Bonus Hacks for Ultra-Cheap Flights
✅ Book on Tuesdays & Wednesdays (best for deals).
✅ Fly on Off-Peak Days (Tues, Wed, Sat are cheapest).
✅ Use a VPN to see different prices based on your location.
✅ Try Incognito Mode to avoid price hikes from repeated searches.
✅ Use Airline Points & Credit Card Rewards for free or super cheap flights.
✅ Follow Airlines on Social Media to catch flash sales.
By using these websites and travel hacks, you can save hundreds of dollars on your next flight. Happy travels! ✈️