A random search for departure 31May,Sun shows:
OPTION 1: Nonstop flight (not the cheapest).
Dallas Fort Worth (DFW) - San Jose Juan Santamaria (SJO) by American Airlines Flt 2167
Flight Duartion: 3hr 55min
OPTION 2: 1 stop flights (the cheapest):
DFW - Orlando(MCO) - SJO by American Airlines / JetBlue Airways 15hr 50min
DFW - Ft Lauderdale(FLL) - SJO by American Airlines 07hr 05min
etc.
at present there are no direct commercial flights to Costa Rica from Arizona so figure 9 to 10 hours each way on a major carrier
assuming you have your own jet you could probably do it in 4.5 to 5.5 hours each way
the flight takes between 3 and 4 hours
the distant from Houston tx to Costa Rica Central America
5 hours.
7 hours
The flight time is 3 hours, 32 minutes.
4 hours and 27 minutes
4 hrs..20 mins..
Approx 5 hours and 47 mins
6 hours, 15 minutes
The flight from Costa Rica to Maryland is 4 and a half hours. There is about 2,050 miles between the two locations.
It about 7-9 flight. You will most likley stop at Houston Texas.
That flight takes around the 5 hours and 40 minutes.
its about a two hour flight, really short