18+ Hotels in Fontana, CA
Where You Can Check In at 18, 19 or 20

2 hotels in Fontana, 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 $102 at Americas Best Value Inn & Suites Fontana and $103 at Comfort Inn Fontana per night. Comfort Inn Fontana has the best guest rating, 8.6/10 from 1,011 reviews. Of these, both have a pool. Places mentioned near these hotels include Ontario Mills Shopping Mall, Yaamava' Resort & Casino and Terry Martin Memorial Dog Park. Hotel data checked in October 2026.

Policies can change: confirm the minimum check-in age with the hotel before booking.

hotels with 18+ check-in
2
lowest starting price, Americas Best Value Inn & Suites Fontana
$102
best rating, Comfort Inn Fontana
8.6/10
have a pool
2

Dates are passed to Hotels.com to check availability and current prices.

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Showing 2 of 2 hotels.

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Comfort Inn Fontana allows check-in for 18 year-old guests

Comfort Inn Fontana

8.6/10 1,011 reviews Highly rated

2.5-star hotel

13500 Baseline Ave, Fontana, CA 92336, USA

Terry Martin Memorial Dog Park · 0.7 km · 8 min walk

  • Pool
  • Fitness center
  • Free WiFi
  • Air conditioning

Minimum check-in age: 18

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Pets: Pets not allowed

Nearby

  • Terry Martin Memorial Dog Park — 0.7 km, 8 min walk
  • Victoria Gardens — 2.6 km, 2 min drive
  • Ontario Mills Shopping Mall — 9.0 km, 6 min drive

From USD 103.00

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Americas Best Value Inn & Suites Fontana allows check-in for 18 year-old guests

Americas Best Value Inn & Suites Fontana

7.6/10 937 reviews

2.0-star hotel

16780 Valley Blvd., Fontana, CA 92335, USA

Regency Theatres Fontana 8 · 0.3 km · 3 min walk

  • Pool
  • Free WiFi
  • Air conditioning

Minimum check-in age: 18

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Parking: Wheelchair-accessible parking

Pets: Pets not allowed

Nearby

  • Regency Theatres Fontana 8 — 0.3 km, 3 min walk
  • Ontario Mills Shopping Mall — 11.9 km, 10 min drive
  • National Orange Show Events Center — 20.7 km, 16 min drive

From USD 102.00

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Nearby Cities With 18+ Hotels

Rancho Cucamonga 6 mi · 2 hotels
Colton 8 mi · 3 hotels
Ontario 9 mi · 14 hotels
San Bernardino 10 mi · 6 hotels
Riverside 12 mi · 5 hotels
Montclair 14 mi · 2 hotels
Claremont 15 mi · 2 hotels
Redlands 17 mi · 6 hotels
Corona 17 mi · 4 hotels
Pomona 18 mi · 4 hotels
Lake Arrowhead 19 mi · 4 hotels
Moreno Valley 19 mi · 8 hotels
Los Angeles 54 mi · 132 hotels
San Diego 90 mi · 69 hotels
San Francisco 376 mi · 122 hotels

See all California cities with 18+ hotels

Fontana Hotel Check-In FAQ

Can you check into a hotel in Fontana at 18?

Yes. 2 hotels in Fontana list a minimum check-in age of 18 on Hotels.com. Policies can change, so confirm with the property before booking and bring a government-issued photo ID.

Can I check in without a credit card in Fontana?

Often, yes. Of the 2 hotels listed here, 2 accept debit cards and 2 accept cash, according to Hotels.com (Comfort Inn Fontana and Americas Best Value Inn & Suites Fontana). Most hotels still hold a deposit for incidentals at check-in, so call ahead to confirm they will take it without a credit card.

What time is check-in at 18+ hotels in Fontana?

Check-in starts between 2 PM and 3 PM at the hotels listed here. Check-out is usually at 11 AM.

Which 18+ hotel is closest to Ontario Mills Shopping Mall?

Comfort Inn Fontana is the closest of the hotels listed here, 5.6 mi away, followed by Americas Best Value Inn & Suites Fontana (7.4 mi).

What is the cheapest hotel in Fontana for 18-year-olds?

Americas Best Value Inn & Suites Fontana had the lowest observed starting price, from $102 per night when we checked in October 2026. Prices change with dates: select your dates to see the current price on Hotels.com.