Here's a list of alternative hotels within approx. four blocks of the
Bellevue Hyatt -- I don't know if, or how much, cheaper they are.

Bellevue Motel
1657 Bellevue Way NE,
Bellevue, WA 98004
(425) 454-3042

Doubletree Hotel Bellevue Center
818 112th Ave NE,
Bellevue, WA 98004
(425) 455-1515

La Residence Suite Hotel
475 100th Ave NE,
Bellevue, WA 98004
(425) 455-1475

Pacific Guest Suites
411 108th Ave NE # 1720,
Bellevue, WA 98004
(425) 454-7888

Silver Cloud Inns
10621 NE 12th St,
Bellevue, WA 98004
(425) 637-7000

Travelodge
11011 NE 8th St,
Bellevue, WA 98004
(425) 454-4967