Roundtrip Flights from Select US Cities to Tokyo, Japan for $500

Example deals:

Departs from Dallas to Tokyo (HND) on Delta Airlines, makes 1 stop:
DFW-HND: Feb 27; Mar 6, 13, 20, 27; April 10, 17
HND-DFW: Every Mon/Tue/Wed/Thurs beginning Mar 2 thru April 26
Departs from Atlanta to Tokyo on ANA/United Airlines, makes 1 stop:
ATL-NRT: Feb 27; Mar 6, 13, 20, 27; April 3, 10, 17, 24
HND-ATL: Every Mon/Tue/Wed/Thurs beginning Mar 2 thru April 27
Departs from Minneapolis to Tokyo on ANA/United Airlines, makes 1 stop:
MSP-HND: Every Sun/Mon/Tue beginning Feb 26 thru April 25
HND-MSP: Every Mon/Tue/Wed/Thurs beginning Mar 2 thru April 27
Departs from Seattle to Tokyo on ANA/United Airlines, makes 1 stop:
SEA-HND: Feb 27, 28; Every Mon/Tue/Wed/Thurs in March and April (except March 21, 23, 28, 29, April 3, 6, 27)
HND-SEA: Every Mon/Tue/Wed/Thurs beginning Mar 2 thru April 27