US Open - US Open Transportation and Parking
Subway:
#2 (7th Av) to Times Sq., #7 (local or expr) to Willets Pt/Shea Stad.
Driving from the North:
I-678 S - Van Wyck Expy
Take exit 12A for College Point Blvd toward Eastern Li/I-495 E/Li Expy
Follow US Open signs

2015 schedules
NJ Transit Metuchen to Penn Sta
09:48 AM	10:42 AM	
10:29 AM	11:16 AM

Westfield to Penn Sta
09:16 AM 	10:09 AM	
10:21 AM 	11:10 AM

LIRR Penn Sta to  Mets-Willets Point (Port Washington Branch)
They have additional trains during the US Open.
8-11 AM Weekend and weekday  every 1/2 hr.  9:18AM - 9:34, 9:48AM - 10:04, ...
$16 round trip ($10 senior)

 9:49 AM	10:05 AM	 (16 min)
10:49 AM		11:05 AM	
11:19 AM		11:35 AM	
Note: They have more trains when the US Open is on.

Subway
$5.50 round trip [$2.70 senior (requires senior pass)]
#2 Penn Sta to Times Sq
Every 8 min  
Only about 5 min to get to Times Sq

#7 subway local (express service ends at 9:55)
Times Square to Mets Willis Point
10:10 - 10:41 (31 min) every 5-7 min

Citi Field - NY Mets