I'm not sure if this gets you there too late (arrives HYD just after midnight on the 29th), but it's just 80K on UA one-way and offers business or first on every leg:


DFW-FRA

Depart:
4:05 p.m.
Wed., Dec. 26, 2012
Dallas/Fort Worth, TX (DFW)
Arrive:
8:55 a.m. +1 Day
Thu., Dec. 27, 2012
Frankfurt, Germany (FRA)
Flight Time:
9 hr 50 mn
Flight: LH439
Operated by Lufthansa.
Aircraft: Airbus A330-300

Change Planes. Connect time in Frankfurt, Germany (FRA) is 12 hours.

FRA-BKK

Depart:
8:55 p.m.
Thu., Dec. 27, 2012
Frankfurt, Germany (FRA)
Arrive:
1:05 p.m. +1 Day
Fri., Dec. 28, 2012
Bangkok, Thailand (BKK)
Flight Time:
10 hr 10 mn
Flight: TG923
Operated by Thai Airways.
Aircraft: Boeing 777-300

Change Planes. Connect time in Bangkok, Thailand (BKK) is 9 hours 5 minutes.

BKK-HYD

Depart:
10:10 p.m.
Fri., Dec. 28, 2012
Bangkok, Thailand (BKK)
Arrive:
12:25 a.m. +1 Day
Sat., Dec. 29, 2012
Hyderabad IN (HYD)
Flight Time:
3 hr 45 mn
Flight: TG329
Operated by Thai Airways.
Aircraft: Airbus A330-300


Travel Time:
44 hr 50 mn


Total cost: 80,000 miles (UA) + $111.20 (lower co-pay for UA elites)


UA also offers a return on Jan. 8 for 70K miles, though it's in Y and involves four flights. Departs 1/8/13 at 1:20 a.m. from HYD and gets in 26 hours later, at 4:05 p.m. CT the same day:


HYD-BKK

Depart:
1:20 a.m.
Tue., Jan. 8, 2013
Hyderabad IN (HYD)
Arrive:
6:20 a.m.
Tue., Jan. 8, 2013
Bangkok, Thailand (BKK)
Flight Time:
3 hr 30 mn
Flight: TG330
Operated by Thai Airways.
Aircraft: Airbus A330-300


BKK-NRT

Depart:
8:00 a.m.
Tue., Jan. 8, 2013
Bangkok, Thailand (BKK)
Arrive:
3:50 p.m.
Tue., Jan. 8, 2013
Tokyo, Japan (NRT - Narita)
Flight Time:
5 hr 50 mn
Flight: TG676
Operated by Thai Airways.
Aircraft: Airbus A380-800


NRT-SFO

Depart:
5:10 p.m.
Tue., Jan. 8, 2013
Tokyo, Japan (NRT - Narita)
Arrive:
9:10 a.m.
Tue., Jan. 8, 2013
San Francisco, CA (SFO)
Flight Time:
9 hr 0 mn
Flight: UA838
Aircraft: Boeing 747-400


SFO-DFW

Depart:
10:35 a.m.
Tue., Jan. 8, 2013
San Francisco, CA (SFO)
Arrive:
4:05 p.m.
Tue., Jan. 8, 2013
Dallas/Fort Worth, TX (DFW)
Flight Time:
3 hr 30 mn
Flight: UA294
Aircraft: Airbus A320


Total travel time:
26 hr 15 mn

Total cost: 70,000 miles + $78.31


Hope that helps!