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Group and Event Travel in Idaho

Sun Valley Resort in Sun Valley tops the list of hotels you can book through Engine in Idaho, with 508 rooms. Rounding out the top three are The Riverside Hotel, BW Premier Collection in Boise (302 rooms) and Coeur D'Alene Casino Resort Hotel in Harrison (300 rooms). These biggest hotels in Idaho give teams the room count they need for conferences, group trips, and multi-day events, and they work for organizations of every size and industry.

Conferences, corporate events, and group travel are the main reasons a company needs a hotel with hundreds of rooms under one roof, and Idaho has a handful of properties built for exactly that. The largest hotels here sit across different parts of the state, from Sun Valley to Boise to Harrison, so a group's location often shapes which property fits best. These hotels serve organizations of every size and industry that need to book a block of rooms for a meeting, retreat, or team trip. Engine lists these properties alongside the rest of the state's inventory, and for stays of 9 rooms or more, Engine Groups handles the booking; smaller stays can be booked self-serve on the platform.

Showing 50 properties (sorted by distance)

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Frequently asked questions

Can I book one of Idaho's largest hotels for a single business traveler, or are they only for groups?
The biggest hotels in Idaho work well for individual business travelers and groups alike. Properties like Sun Valley Resort (508 rooms) and The Riverside Hotel in Boise (302 rooms) offer the space and services solo guests need, and you can search and book them on Engine just as you would any other hotel. Large properties often mean more amenities and flexibility, whether you're traveling alone or with a team.
Why would I choose a large hotel in Idaho for a company-wide conference or event?
A bigger hotel can keep everyone under one roof, which simplifies logistics when you're bringing in teams from across the state or the country. Properties like Sun Valley Resort (508 rooms) or Coeur D'Alene Casino Resort Hotel in Harrison (300 rooms) have the capacity to accommodate many guests at once, and many offer meeting and event space on site. That means less shuttling between venues and more time focused on the event itself.
How do I book a block of rooms for a large team traveling to Idaho?
If you need 9 or more rooms, Engine Groups handles the booking for you. For 8 rooms or fewer, you can book self-serve on the platform, search the largest hotels across Idaho, and secure what you need. Either way, Engine offers consolidated invoicing and pre-negotiated rates with no membership fee.
What amenities do the biggest hotels in Idaho typically offer?
Large hotels often include meeting space, event rooms, on-site dining, and parking, though specifics vary by property. Sun Valley Resort, The Riverside Hotel in Boise, and Coeur D'Alene Casino Resort Hotel each bring different features to the table. When you search on Engine, you can compare what each property offers and pick the one that fits your team's needs.
What makes a hotel one of the biggest in Idaho?
Room count and capacity define the largest properties you can book in the state. Sun Valley Resort leads the list with 508 rooms, followed by The Riverside Hotel in Boise (302 rooms) and Coeur D'Alene Casino Resort Hotel in Harrison (300 rooms). These hotels can handle sizable groups, statewide gatherings, and travelers who need reliable space and services in one place.

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