Cheap Flights from Newark to Ontario (EWR to ONT) from $150.00

Flying from Newark to Ontario, California offers a convenient gateway to Southern California's Inland Empire without the bustle of larger regional hubs. Globitude Travels helps you secure competitive fares from Newark Liberty International Airport (EWR) to Ontario International Airport (ONT). Start planning your West Coast getaway today with Delta Air Lines economy deals starting as low as $311.

📞 Call 1-856-513-6369

Cheapest fares from Newark to Ontario

Lowest fare found per airline on the EWR → ONT route, with our discounted phone-deal price.

Airline	Cabin	Found fare	Our discounted fare	Fare found on
Delta Air Lines	Economy	~~$251.20~~	$150.72	Sep 12, 2026	Book
Alaska Airlines	Economy	~~$269.20~~	$161.52	Sep 12, 2026	Book
American Airlines	Economy	~~$354.20~~	$212.52	Sep 12, 2026	Book
United Airlines	Economy	~~$424.20~~	$254.52	Sep 12, 2026	Book
Frontier	Economy	~~$538.36~~	$323.02	Sep 12, 2026	Book

Discounted fares are negotiated phone deals from our vendor network and may not appear in online search results — call 1-856-513-6369 to lock one in. Fares were found on the dates shown, are per person in USD, and change with availability.

Flying from Newark to Ontario with Globitude Travels

Traveling from Newark (EWR) to Ontario, California (ONT) connects the Greater New York area directly to the vibrant Inland Empire. Flying into Ontario International Airport allows travelers to skip the heavy traffic of downtown Los Angeles while remaining close to popular Southern California destinations, national parks, and commercial hubs.

Ontario enjoys a warm Mediterranean climate with abundant sunshine year-round, making it ideal for outdoor exploration. Visitors can explore local craft breweries, sample authentic Mexican cuisine, and enjoy easy access to nearby mountain ranges and desert resorts. Whether you are traveling for business or leisure, Globitude Travels ensures a smooth booking experience for your cross-country trip.

Money-saving tips for this route

Book your flight at least three to four weeks in advance to secure the best economy fares.
Fly on mid-week days like Tuesday or Wednesday when demand and prices are typically lower.
Remain flexible with your departure dates to easily spot price drops on Delta Air Lines options.
Reserve your rental car at Ontario International Airport ahead of time for a seamless arrival experience.

Frequently asked questions

Which airlines fly from Newark (EWR) to Ontario (ONT)?

Delta Air Lines offers economy flights on this route, providing convenient service between Newark Liberty International Airport and Ontario International Airport.

What are the primary airports serving this flight route?

Your trip will begin at Newark Liberty International Airport (EWR) in New Jersey and land at Ontario International Airport (ONT) in Southern California.

Do flights from Newark to Ontario usually have layovers?

Yes, flights between EWR and ONT typically include a brief layover at a major connection hub along the route.

What is generally the cheapest month to book flights to Ontario?

Off-peak travel periods like late fall and winter, outside of major holiday weeks, generally offer the lowest fares for flights to Southern California.

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

Yes, you can call Globitude Travels directly to speak with a travel specialist who will help you find and book the best available fares.

Related routes

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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 August 20, 2026 · fare data refreshed automatically from live flight searches.