Cheapest Month to Fly to Europe From the US: What Eurostat, the Airlines and the Booking Studies Show
Cheapest month to fly to Europe from the US: Eurostat seasonality data, the airlines' summer-only schedules, and Google and Expedia booking studies.
Cheapest Month to Fly to Japan From the US: The Demand Calendar Behind the Fares
Cheapest month to fly to Japan from the US: the holiday, weather and school calendars that set demand, with sources, plus how to check live fares by month.
Cheapest Month to Fly to the Caribbean From the US: Hurricane Season, School Breaks and the Islands Outside the Belt
Cheapest month to fly to the Caribbean from the US: how hurricane season, school breaks and Easter set demand, with NOAA and tourism-board sources.
Flexible Dates Flight Search: How Plus or Minus 3 Days Changes What You Pay
Flexible dates flight search: why shifting a trip by up to 3 days moves the fare, how to use Google Flights' date grid, and how to alert on a date window.
Flight Price Alerts Compared: Google Flights, Kayak, Hopper, Skyscanner and Wildly
Flight price alerts compared: what Google Flights, Kayak, Hopper, Skyscanner and Wildly actually send, how often, and where each one falls short.
Google Flights Price Tracking Explained: What the Emails Send and Why They Sometimes Don't Arrive
Google Flights price tracking explained from Google's own help pages: what Track prices emails send, why alerts fail to arrive, and the fixes.
How Far in Advance to Book International Flights, by Region (What the Published Studies Say)
How far in advance to book international flights, region by region, from Google, Hopper and Expedia's published studies, with the caveats.
Is This a Good Flight Price? A Four-Step Method With a Worked Example
Is this a good flight price? A four-step method: observed range, season, fare class and total price with bags, plus a worked example.
Mistake Fares Explained: What Error Fares Are, What DOT Requires, and What Happens After You Book
Mistake fares explained: how error fares happen, the DOT's 2015 enforcement policy, what airlines must refund if they cancel, and how alerts catch them.
Why the Flight Price You Saw Disappeared: Fare Buckets, Inventory, Caching and the Cookies Myth
Why the flight price you saw disappeared: fare buckets that sell out, cached results that lag, the cookies myth, and how to catch the fare next time.
The Cheapest Fares From Your Airport, Every Week
Browse recently found international fares, then sign up for a weekly fare email from your home airport.
Browse Recent Fares