Bookable on expedia.com for round trip $189 ai. However, it shows only 1 seat left for the fare:
Sat 25-Sep-10
flight
San Francisco (SFO)
Depart 12:15 am
Terminal 1
to Houston (IAH)
Arrive 5:42 am
Terminal C
1,641 mi
(2,641 km)
Duration: 3hr 27mn
CO Continental
Flight: 269
3Economy/Coach Class , Snack, Boeing 757 (757-300)
flight
Houston (IAH)
Depart 7:31 am
Terminal B
to Washington (IAD)
Arrive 11:26 am
1,203 mi
(1,936 km)
Duration: 2hr 55mn
CO Continental
Flight: 3006
Operated by: /EXPRESSJET AIRLINES INC DBA CO EXPRESS
3Economy/Coach Class , Snack, Embraer EMB-145
Total distance: 2,844 mi (4,577 km)
Total duration: 6hr 22mn (8hr 11mn with connections)
Traveling to San Francisco
Mon 27-Sep-10
flight
Washington (IAD)
Depart 6:20 am
to Newark (EWR)
Arrive 7:44 am
Terminal C
215 mi
(346 km)
Duration: 1hr 24mn
CO Continental
Flight: 8636
Operated by: /COMMUTAIR DBA CONTINENTAL CONNECTION
3Economy/Coach Class , DE HAVILLAND DHC-8-200 DASH 8/8Q
flight
Newark (EWR)
Depart 8:45 am
Terminal C
to San Francisco (SFO)
Arrive 12:09 pm
Terminal 1
2,572 mi
(4,139 km)
Duration: 6hr 24mn
CO Continental
Flight: 798
3Economy/Coach Class , Breakfast, Boeing 757 (757-300)
Total distance: 2,787 mi (4,485 km)
Total duration: 7hr 48mn (8hr 49mn with connections)