Why fly off-peak hours
Delays create more delays. To dodge the domino effect, you should fly early in the day at most airports, and avoid the late afternoon and evening rush hours. For tips tailored to the 29 busiest domestic airports, visit Avoiddelays.com, which offers advice straight from the National Air Traffic Controllers Association. If you’re traveling via La Guardia, for example, go between 11 a.m. on Saturday and 4 p.m. on Sunday, when passenger volume is at its lowest. For international flights out of Los Angeles International, it’s best to depart between 11 p.m. and 1 a.m.