Ontario International Airport (ONT)
Ontario, US 🇺🇸 Large International Airport Scheduled Service
ICAO
KONT
IATA
ONT
Elevation
944 ft
Region
US-CA
Local Time
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GPS Code: KONT
Local Code: ONT
Location: 34.056° N, -117.600998° E
Continent: North America
Type: Large International Airport
What Travelers Say
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Online Reviews Summary
Ontario International Airport (ONT) consistently receives high praise from recent travelers, positioning itself as a highly customer-centric airport. It has been recognized for its significant improvements in passenger satisfaction, notably ranking No. 2 among medium-sized airports in North America in the J.D. Power 2025 North America Airport Satisfaction Study, a rise from No. 4 in 2024. This positive sentiment is driven by its ease of travel, modern facilities, and efficient operations, making it a preferred choice for many Southern California travelers.
What Travelers Love
- Overall Satisfaction & Ease of Travel: ONT is frequently lauded for its convenience and being a less chaotic alternative to larger regional airports like LAX. Its overall customer satisfaction score and "ease of traveling" consistently rank high.
- Terminal Facilities & Cleanliness: The airport boasts world-class facilities and first-rate amenities, including modern and clean terminals. Recent additions like an immersive lounge in collaboration with the California Science Centre and a TopGolf Swing Suite enhance the passenger experience.
- Security & Customs Experience: Travelers appreciate the streamlined security measures and generally short wait times, often under 20 minutes during non-peak hours. The availability of TSA PreCheck and CLEAR further expedites the process. A new Global Entry Enrollment Center opened in December 2023, improving international travel experiences.
- Transportation & Parking: ONT is praised for its stress-free parking options and easy accessibility with minimal traffic. Various self-parking lots are available, including those with free shuttle services, as well as valet parking.
Common Complaints
- Limited Food and Beverage Options (Older Reviews): Some past reviews, particularly for late-night or early-morning flights, have mentioned limited availability of food and beverage vendors after security.
- Overnight Airside Access Restrictions: One recent review indicated that passengers are not allowed to stay airside overnight between 1:00 AM and 3:30 AM.
- Taxi Availability (Older Reviews): An older review (2016) highlighted difficulty in finding taxis for arriving passengers, though this may have improved with the rise of rideshare services.
Overall, Ontario International Airport continues to be highly regarded by travelers for its convenience, efficient operations, and pleasant experience, consistently earning top marks in customer satisfaction studies. Its ongoing commitment to enhancing facilities and services makes it a strong choice for those flying in and out of Southern California.
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Airport Routes
Ontario International Airport (ONT) offers 91 flight routes operated by 10 airlines. Major carriers include United Parcel Service, Southwest, Frontier and others. Popular destinations from Ontario include Phoenix Sky Harbor Intl, Denver Intl, Daniel K Inouye Intl, Portland Intl and San Francisco Int'l.
Route Network Map
Top Routes (by observations)
- Phoenix Sky Harbor Intl (PHX) 4
- Denver Intl (DEN) 4
- Daniel K Inouye Intl (HNL) 4
- Portland Intl (PDX) 3
- San Francisco Int'l (SFO) 3
- Seattle-Tacoma Intl (SEA) 3
- Salt Lake City Intl (SLC) 3
- Dallas-Fort Worth Intl (DFW) 3
- Harry Reid Intl (LAS) 3
- Meadows Fld (BFL) 2
- King County International Airport - Boeing Field (BFI) 2
- San Francisco Bay Oakland Intl (OAK) 2
Newly Discovered
- Santa Barbara Muni (SBA) new
- Denver Intl (DEN) new
- Chicago/Rockford Intl (RFD) new
- Hawthorne Municipal (HHR) new
- John F Kennedy Intl (JFK) new
- Don Miguel Hidalgo y Costilla Int'l (GDL) new
- San Jose Int'l (SJC) new
- Seattle-Tacoma Intl (SEA) new
- Phoenix Sky Harbor Intl (PHX) new
- San Francisco Int'l (SFO) new
- Sacramento Intl (SMF) new
- San Francisco Bay Oakland Intl (OAK) new
Popular Flight Routes
| Destination | IATA | City | Aircraft Type | Airline | Details | Route Map |
|---|---|---|---|---|---|---|
|
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Top Airlines
Operating at Ontario International AirportAirlines by Flight Activity
Based on observed flight operations and route network| Airline | Routes | Flights | Destinations | Last Activity |
|---|---|---|---|---|
United Parcel Service
UPS
/ 5X
|
23 | 61 | 23 | Jan 17, 2026 |
Southwest
SWA
/ WN
|
12 | 48 | 12 | Jul 27, 2025 |
Frontier
FFT
/ F9
|
6 | 21 | 6 | Jul 27, 2025 |
American Airlines
AAL
/ AA
|
3 | 16 | 3 | Jul 27, 2025 |
SkyWest
SKW
/ OO
|
4 | 16 | 4 | Jul 27, 2025 |
United
UAL
/ UA
|
3 | 14 | 3 | Jul 27, 2025 |
| 5 | 13 | 5 | Jan 17, 2026 | |
Volaris
VOI
/ Y4
|
3 | 11 | 3 | Jul 27, 2025 |
Alaska Airlines
ASA
/ AS
|
2 | 9 | 2 | Jul 27, 2025 |
|
ABX Air
ABX
/ GB
|
2 | 7 | 2 | Jan 17, 2026 |
For Pilots
| Designation | Length | Width | Surface | Status |
|---|---|---|---|---|
08L/26R |
12198 ft | 150 ft | CON | Active Lighted |
08R/26L |
10200 ft | 150 ft | CON | Active Lighted |
| Type | Description | Frequency |
|---|---|---|
| A/D | SOCAL APP/DEP | 119.65 MHz |
| ATIS | ATIS | 124.25 MHz |
| CLD | CLNC DEL | 118.1 MHz |
| GND | GND | 121.9 MHz |
| TWR | TWR | 120.6 MHz |
Ground Transportation
Taxis
Taxis are available on the outer curb in front of each terminal. Ride-sharing services such as Uber and Lyft also serve the airport, with designated pickup zones located at the east end of each terminal's inner curb.
Rental Cars
All rental car companies are located at the Consolidated Rental Car Center (ConRAC). Free, 24/7 shuttle service transports passengers between the terminal curbside and the ConRAC. Major agencies like Avis, Budget, Enterprise, and Hertz are available.
Public Transportation
Omnitrans, the local bus service, connects the airport to the region. Route 61 stops at the bus shelters located at the east end of each terminal, providing service to Pomona, Montclair, and the Rancho Cucamonga Metrolink station for train connections.
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