18+ Hotels in Rancho Cucamonga, CA
Where You Can Check In at 18, 19 or 20
2 hotels in Rancho Cucamonga, CA list a minimum check-in age of 18 on Hotels.com, so travelers aged 18, 19 and 20 can check in. Observed starting prices are $144 at TownePlace Suites by Marriott Ontario Airport and $160 at Fairfield Inn & Suites by Marriott Ontario Rancho Cucamonga per night. Fairfield Inn & Suites by Marriott Ontario Rancho Cucamonga has the best guest rating, 9.2/10 from 1,005 reviews. Of these, both have a pool and 1 accepts pets. Places mentioned near these hotels include Ontario Mills Shopping Mall, iFLY Indoor Skydiving - Ontario and Toyota Arena. Hotel data checked in October 2026.
Policies can change: confirm the minimum check-in age with the hotel before booking.
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Fairfield Inn & Suites by Marriott Ontario Rancho Cucamonga
3.0-star hotel
9550 Pittsburgh Avenue, Rancho Cucamonga, CA 91730, USA
- Pool
- Fitness center
- Free WiFi
- Air conditioning
Minimum check-in age: 18
From USD 160.00
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Parking: Wheelchair-accessible parking · Wheelchair-accessible van parking
Pets: Pets not allowed
Nearby
- Ontario Mills Shopping Mall — 0.7 km, 8 min walk
- iFLY Indoor Skydiving - Ontario — 1.6 km, 18 min walk
- Toyota Arena — 2.3 km, 3 min drive
TownePlace Suites by Marriott Ontario Airport
3.0-star hotel
9625 Milliken Ave, Rancho Cucamonga, CA 91730, USA
- Pool
- Fitness center
- Free WiFi
- Air conditioning
- Kitchen
Minimum check-in age: 18
From USD 144.00
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Parking: Wheelchair-accessible parking
Pets: Pets allowed*
Nearby
- Ontario Mills Shopping Mall — 0.6 km, 7 min walk
- iFLY Indoor Skydiving - Ontario — 1.4 km, 17 min walk
- Toyota Arena — 1.5 km, 17 min walk
No hotels match the selected amenities.