Find out the probability of your flight being delayed or cancelled. Real-time analysis based on 9 factors. Free email alerts.
Check your flightFR5121, BA553, IB3170… any commercial flight. We fetch real-time data from FlightAware.
The score changes by day. Weather in 3 days is very different from weather in 2 weeks.
Score from 0 to 100 with a plain-language explanation. Free email alert if the situation changes.
Each factor carries a different weight in the risk calculation.
Global jet fuel price and airport supply status.
22%Wind, precipitation and visibility at the destination airport.
18%Delay and cancellation rate specific to this flight.
15%Air traffic control delays along the route.
12%Ongoing pilot, handler or air traffic controller strikes.
10%Runway closures, airspace restrictions, construction works.
8%Are recent flights with this number getting worse?
7%Airspace closures, conflicts and international restrictions.
5%Past performance of similar flights on the same route.
3%FlightGuard is a free tool that analyses the risk of flight delay or cancellation. It combines 9 real-time factors — weather, fuel price, airline punctuality, ATC delays, strikes, NOTAMs, flight trend, geopolitics and route history — into a score from 0 to 100. Below 15 is low risk, 15–34 is medium, 35+ is high.
FlightGuard supports any commercial flight with a valid flight number (e.g. FR5121, BA553, IB3170). The analysis is optimised for European flights from airlines like Ryanair, easyJet, Vueling, ITA Airways and Wizz Air, but also works for intercontinental routes.
FlightGuard is completely free and requires no registration. Enter your flight number, pick a date and get your result in 2 seconds. You can also set up free email alerts to be notified if your flight’s risk score changes.
FlightGuard’s algorithm assigns a different weight to each factor: fuel (22%), weather (18%), airline punctuality (15%), ATC delays (12%), strikes (10%), NOTAMs (8%), flight trend (7%), geopolitics (5%), route history (3%). Data comes from institutional sources such as EUROCONTROL, OpenMeteo, FlightAware and GDELT, updated every 15–30 minutes.
Yes, after analysing your flight you can enter your email to receive a free alert. We’ll notify you if the risk score changes by 5 or more points. You can cancel the alert at any time.
FlightGuard uses data from institutional and public sources: EUROCONTROL for ATC delays, OpenMeteo for weather, GDELT for strikes and geopolitics, FlightAware for flight history. The algorithm has been validated on over 7 million flights. The risk score is an indicative estimate and does not replace official airline communications.
No. Your email is used solely to send you the flight alert you requested. We do not send newsletters, promotions or marketing communications. Your email is automatically deleted 30 days after the flight date. You can remove the alert at any time.