UA, $220, 3.5 cents per mile

United Airlines
$220.00
6278 miles
5 segments
3.5 cents per mile
$44 per segment

SJC-IAH-ORD-LGA-IAH-SJC

UA, $171.50, 3.3 cents per mile

United Airlines
$171.50
5158 miles
5 segments
3.3 cents per mile
$34.3 per segment

SAN-IAD-PHL-EWR-IAH-SAN

First Class to Shanghai under $3000

The past couple days I thought about booking this.  I almost pulled the trigger to see the sights and the Great Wall of China.  It just doesn't fit with family schedule.  So tempting!

United Airlines
$2951.30
19,558 miles
6 segments
15.08 cents per mile
$491.88 per segment
Global First Class

MIA-EWR-SFO-PVG
PVG-SFO-EWR-MIA

UA, $87.60, 3.9 cents per mile

United Airlines
$87.60
2210 miles
2 segments
3.9 cents per mile
$43.80 per segment

MCO-IAD-DEN

Other dates in February are available.  Round trips and reverse trips are available.

UA, $178.20, 4.9 cents per mile

United Airlines
$178.20
3578 miles
4 segments
4.9 cents per mile
$44.50 per segment

MCO-IAH-COS-ORD-MCO

There are several dates available in January 2013 for this same day round trip.