The blog
Studies, guides and explainers — every number here comes from our own radar, not recycled booking folklore.
Why flights feel expensive right now
Our radar data shows why airfare feels high: deals are present, but they’re uneven by weekday, with far more opportunities late in the week than early on.
How Flight Deal Alerts Reach Your Inbox
Learn how flight deal alerts work, what a radar ping means, and how to use alerts without expecting every fare drop to be bookable or gone forever.
GlossaryTeaser Tax: The Gap Between Ad and Bookable Price
Teaser tax is the difference between the price you see in an ad and the price you can actually book. Here’s how to spot it and when it matters.
StudyBusiness Class at Economy Prices: 30-Day Examples
Real recent examples show where business fares have landed near economy territory, plus the median across our latest radar sample and what to watch next.
GuideGoogle Flights Explore: find a trip, not just a cheap pin
Use Google Flights Explore to shortlist destinations, compare usable dates and check the total trip cost before treating a map price as a deal.
GuideBusiness Class Deals: Compare the Trip, Not Just the Price
Check each flight’s cabin, exact dates, airports and total cost before booking a business-class deal. Understand what FlightWhisper listings do and do not verify.
StudyDo Flights Get Cheaper Last-Minute? Here’s the Data
Our fare study finds flights are not cheapest at the last minute. The 15-30 day window beats the final week, but season still matters more.
Guide
Error fares: what they are, why airlines honor them, how to catch one
Error fares are rare pricing mistakes. Learn how they happen, why some tickets are honored, and what to do when you spot one.
StudyHow Far in Advance to Book Flights? 44 Days
Verified deal data puts the median booking lead time at 44 days. The cheapest window is 15-30 days, but route and month matter more.
GlossaryMistake fares: definition and example
A mistake fare is a clearly mispriced airline ticket, usually caused by a fare filing error or currency slip. Here’s how to recognize one and what to do next.
Guide
When to book flights: we measured it instead of repeating the advice
We sampled 3160 fares across 22 routes at every lead time out to 206 days before departure. The booking window moves price far less than published studies claim.
Guide
How to track flight prices on Google Flights (and what its alerts miss)
Step-by-step Google Flights price tracking: alerts setup, dates vs any-dates mode, the date grid — and the deals Google will never email you about.
Study
Will flight prices go down? What our data can actually say
Learn what a flight-deal snapshot can tell you about timing, why it cannot predict your fare, and how to compare a price before deciding to book.
Study
We verified 536 flight deals with real booking data. Here's what showing up late costs you.
Deal blogs aren't lying — but the fare you book is rarely the fare they advertised. We measured the gap across 536 verified deals: median +14%.