There are peak seasons and off peak seasons for everything including flying. If you want to travel to San Jose, Costa Rica you will want to travel during the country's off peak season which runs from November to May.
In the winter or fall
The cheapest time of the year to fly to El salvador is from February to March and then again in May, and then from August to October.
It would only be about 15 minutes in the air to fly from San Francisco to San Jose.
Hawaiian flies to Honolulu and Kahului from San Jose
The length of time it takes to fly from Houston, TX to San Jose, Costa Rica is 8 hours and 30 minutes. This generally includes a layover in Mexico.
5-6 to san Jose i believe
San Jose (Costa Rica) to Pittsburgh - 2112 MI/ 3399 KM
About five hours.
9hr 38min Buenos Aires (EZE) to San Jose Juan Santamaria (SJO) by TACA International Airlines (1 stop).
To the SJO (san jose) airport (see: www.anywherecostarica.com/san-jose-costa-rica/travel.htm ) the flight time is 3 1/2 hours on the Delta flights.
San Francisco (SFO) to Beijing Capital (PEK) would be the cheapest.
The flight time is 6 hours, 41 minutes.
The cheapest time of the week to fly to the Caribbean is on Wednesday. This is pretty generic for places you will fly anywhere. Tuesday late afternoon is the best time to buy tickets.
The cheapest time to fly to Phoenix from Delaware is to buy your tickets on Wednesday. It is cheapest to find a flight Tuesday thru Thursday and stay away from the weekend.
the cheap time
12am to 4 am is the cheapest time of day to fly because most people try to fly around a more convenient hour, such as the middle of the day. Also, by flying at this time, you are more likely to be in a much less crowded airport.
i have been searching my self and found that march is the cheapest.