Cheap Flights from Cleveland to Ontario (CLE to ONT)

Planning a journey from the shores of Lake Erie to sunny Southern California? Globitude Travels makes booking your flight from Cleveland to Ontario easy and affordable. Whether you are traveling for business in the Inland Empire or heading out to explore the greater Los Angeles basin, we have budget-friendly fares starting at just $239. Let us help you start your California getaway today.

📞 Call 1-856-513-6369

Exploring Ontario and the Inland Empire

Departing from Cleveland Hopkins International Airport (CLE) and arriving at Ontario International Airport (ONT) offers travelers a stress-free alternative to the busier coastal hubs of Southern California. ONT provides swift access to neighboring communities like Rancho Cucamonga, Claremont, and Riverside, making it the ideal entry point for exploring the vibrant Inland Empire and nearby mountain resorts.

Ontario enjoys a warm Mediterranean climate with abundant sunshine throughout most of the year. Visitors can explore local citrus heritage, dine on authentic Mexican fare and fresh California produce, or take a short drive to explore Southern California wine regions. Arriving at ONT guarantees shorter security lines and effortless car rentals, setting a relaxed tone for your trip.

Money-saving tips for this route

Pre-purchase your carry-on or checked baggage when booking your Frontier ticket to avoid higher fees at the gate.
Consider departing on a Tuesday or Wednesday to take advantage of lower midweek economy airfares.
Secure a rental car ahead of your arrival at Ontario International Airport for the smoothest travel experience across Southern California.
Book at least three to four weeks before your intended travel date to lock in promotional rates starting at $239.

Frequently asked questions

Which airlines offer flights from Cleveland to Ontario?

Globitude Travels offers budget-friendly economy flights on Frontier Airlines for this route, with fares starting as low as $239.

What are the departure and arrival airports for this route?

You will depart from Cleveland Hopkins International Airport (CLE) in Ohio and touch down at Ontario International Airport (ONT) in Southern California.

Do flights between Cleveland and Ontario include stops?

Yes, flights operated by Frontier on this route generally include a layover, frequently routing through hub airports such as Denver.

What is generally the cheapest time of year to fly to Ontario?

Travelers typically discover the lowest fares during shoulder seasons such as late winter and mid-autumn, excluding major holiday weeks.

Can I book my flight from Cleveland to Ontario over the phone?

Yes, Globitude Travels allows you to book over the phone with our dedicated travel specialists who can secure fares and assist with special requests.

Related routes

Cleveland to Atlanta Cleveland to Balice Cleveland to Charlotte Cleveland to Cincinnati / Covington Cleveland to Ewing Township Cleveland to Greenville/Greer/Spartanburg Atlanta to Ontario Augusta to Ontario Austin to Ontario Baton Rouge to Ontario Blountville to Ontario Boise to Ontario All routes →

Why book with Globitude Travels

💸 Transparent pricing
The fare you see is all-inclusive — taxes and fees shown before you pay, never after.

🤝 Real travel experts
Every booking is reviewed by our team, and phone-only vendor deals can beat any online price.

🎧 24/7 human support
Before, during and after your trip — changes, cancellations and special requests handled by people.

🔒 Secure checkout
Encrypted payment, verified confirmation emails, and your PNR delivered as soon as the airline issues it.

Globitude Travels is an independent travel agency — call 1-856-513-6369 or use the search above to compare live fares on this route. See our terms, privacy policy, refund policy and service fees for full details, or contact us any time.

Page updated September 13, 2026 · fare data refreshed automatically from live flight searches.