Frequently Asked Questions about Ontario Airport (ONT)

1. What can you tell me about Ontario Airport?

Flights from Ontario (ONT) All Domestic & International Routes

If you’re planning a getaway, Ontario Airport (ONT) has a lot to offer with flights to 26 exciting destinations! Whether you're looking to explore vibrant cities or unwind on sandy beaches, you can choose from 23 domestic spots and 3 international locations, making it a convenient hub for your travel needs. With an average fare of just $170, flying from Ontario is not only accessible but also budget-friendly. Although there are currently no airlines operating out of ONT, this airport still provides a fantastic gateway for your adventures. For more information on flights and destinations, check out Ontario Airport to start planning your next trip!

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ONT

From

12/08/2025 – 12/15/2025

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ONEWAY FLIGHTS

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ONT

ONT - ONT • 2025-12-08 • 09:00

Southwest

165 min

AUS

Austin

$241

Non-stop • 165 min

ONT

ONT - ONT • 2025-12-08 • 09:00

Southwest

65 min

LAS

Las Vegas

$35

Non-stop • 65 min

ONT

ONT - ONT • 2025-12-08 • 09:00

Frontier Airlines

135 min

DEN

Denver

$38

Non-stop • 135 min

ONT

ONT - ONT • 2025-12-08 • 09:00

Southwest

230 min

MDW

Chicago

$111

Non-stop • 230 min

ONT

ONT - ONT • 2025-12-08 • 09:00

Southwest

75 min

OAK

Oakland

$213

Non-stop • 75 min

ONT

ONT - ONT • 2025-12-08 • 09:00

Southwest

175 min

DAL

Dallas

$306

Non-stop • 175 min

ONT

ONT - ONT • 2025-12-08 • 09:00

American Airlines

271 min

CLT

Charlotte

$434

Non-stop • 271 min

ONT

ONT - ONT • 2025-12-08 • 09:00

Alaska Airlines

166 min

SEA

Seattle

$38

Non-stop • 166 min

ONT

ONT - ONT • 2025-12-08 • 09:00

Southwest

80 min

SMF

Sacramento

$143

Non-stop • 80 min

ONT

ONT - ONT • 2025-12-08 • 09:00

Southwest

70 min

SJC

San Jose

$157

Non-stop • 70 min

ONT

ONT - ONT • 2025-12-08 • 09:00

AVIANCA

280 min

SAL

San Salvador

$163

Non-stop • 280 min

ONT

ONT - ONT • 2025-12-08 • 09:00

American Airlines

177 min

DFW

Dallas

$38

Non-stop • 177 min

ONT

ONT - ONT • 2025-12-08 • 09:00

Delta

247 min

ATL

Atlanta

$123

Non-stop • 247 min

ONT

ONT - ONT • 2025-12-08 • 09:00

United

89 min

SFO

San Francisco

$38

Non-stop • 89 min

ONT

ONT - ONT • 2025-12-08 • 09:00

Frontier Airlines

142 min

ELP

El Paso

$128

Non-stop • 142 min

ONT

ONT - ONT • 2025-12-08 • 09:00

Delta

110 min

SLC

Salt Lake City

$38

Non-stop • 110 min

ONT

ONT - ONT • 2025-12-08 • 09:00

American Airlines

75 min

PHX

Phoenix

$38

Non-stop • 75 min

ONT

ONT - ONT • 2025-12-08 • 09:00

China Airlines

845 min

TPE

Taipei

$856

Non-stop • 845 min

ONT

ONT - ONT • 2025-12-08 • 09:00

JetBlue

320 min

JFK

New York

$191

Non-stop • 320 min

ONT

ONT - ONT • 2025-12-08 • 09:00

Volaris

180 min

GDL

Guadalajara

$230

Non-stop • 180 min

ONT

ONT - ONT • 2025-12-08 • 09:00

Ravn Alaska

235 min

BNA

Nashville

$89

Non-stop • 235 min

ONT

ONT - ONT • 2025-12-08 • 09:00

Ravn Alaska

90 min

RNO

Reno

$52

Non-stop • 90 min

ONT

ONT - ONT • 2025-12-08 • 09:00

Alaska Airlines

137 min

PDX

Portland

$38

Non-stop • 137 min

ONT

ONT - ONT • 2025-12-08 • 09:00

Southwest

185 min

HOU

Houston

$355

Non-stop • 185 min

ONT

ONT - ONT • 2025-12-08 • 09:00

Hawaiian Airlines

365 min

HNL

Honolulu

$228

Non-stop • 365 min

ONT

ONT - ONT • 2025-12-08 • 09:00

United

195 min

IAH

Houston

$98

Non-stop • 195 min

Price Trends & Analysis

Cheapest price on Thu

Track weekly price fluctuations for flights from ONT to ONT. Prices typically vary by day of the week, with mid-week flights often offering better deals.

Cheapest price in Feb 2025

Monitor monthly price patterns to identify the best time to book your flight from ONT to ONT. Seasonal variations and holiday periods significantly impact pricing.

Popular Destinations

Ontario (ONT) offers flight connections to 26 destinations around the world — with 23 domestic flight options within United States and 3 international flight choices. Top flight routes feature Austin, Las Vegas, Denver, Chicago, Oakland and more. Discover all flight destinations from Ontario.

Destination Links

AUS, LAS, DEN, MDW, OAK

Places to Visit in ONT

Explore popular tourist attractions and local places of interest near Ontario such as Ontario Mills (4 km from airport, 10 minutes drive), Museum of History and Art, Ontario (6 km from airport, 15 minutes drive), Graber Olive House (7 km from airport, 15 minutes drive), Cucamonga-Guasti Regional Park (2 km from airport, 5 minutes drive), Toyota Arena (4 km from airport, 10 minutes drive). These locations offer travelers a rich variety of cultural attractions, historical monuments, and entertainment activities within a short drive from the airport.

Airlines at ONT

Several airlines and carriers serve Ontario Airport, offering comprehensive domestic and international flight options and airline booking services.

Best Time to Visit ONT

The best time to visit Ontario is from March to May and September to November, when temperatures are pleasant and crowds are smaller. Spring and fall offer ideal weather for outdoor activities and sightseeing.

Airlines Flying from ONT to ONT

Several airlines and carriers serve Ontario Airport, offering comprehensive domestic and international flight options and airline booking services.

Hotels in ONT

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Hotels in ONT

Airlines Flying from ONT to ONT

Several airlines and carriers serve Ontario Airport, offering comprehensive domestic and international flight options and airline booking services.

Frequently Asked Questions

What airlines fly from ONT Airport?

Several airlines operate flights from ONT Airport, including major international carriers and regional airlines. You can find flights to various destinations across different continents.

How early should I arrive at ONT Airport?

We recommend arriving at least 2-3 hours before your international flight and 1-2 hours before domestic flights to allow time for check-in, security screening, and boarding.

What facilities are available at ONT Airport?

ONT Airport offers various amenities including duty-free shopping, restaurants, lounges, free Wi-Fi, and car rental services to make your travel experience comfortable.

Can I find direct flights from ONT?

Yes, ONT Airport offers direct flights to many destinations. Check our flight search tool to find direct routes to your preferred destination.

What is the best time to book flights from ONT?

Generally, booking flights 2-3 months in advance can help you find better deals. Mid-week flights (Tuesday-Thursday) often offer lower prices compared to weekend travel.