
$134 Cheap American Airlines flights from Ontario to Newark Liberty Intl. Airport (ONT to EWR)
Find The Best Day To Fly from Ontario to Newark Liberty Intl. Airport
Amazing American Airlines ONT to EWR Flight Deals
The cheapest flights to Newark Liberty Intl. Airport found within the past 7 days were $266 round trip and $134 one way. Prices and availability subject to change. Additional terms may apply.
EWR From ONT Economy Coach Packages on Similar Airlines



Frequently asked questions
Discover our best American Airlines flight from Ontario ONT to Newark Liberty Intl. Airport EWR
To find the best deals on flights to Ontario from Newark Liberty Intl. Airport with American Airlines, just enter your travel dates, filter by American Airlines, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.
Return flights from Ontario ONT to Newark Liberty Intl. Airport EWR with American Airlines
If you’re planning a round trip, booking return flights with American Airlines is usually the most cost-effective option. With airfares ranging from $266 to $273, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply.
Book one-way American Airlines flights from Ontario ONT to Newark Liberty Intl. Airport EWR
A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way American Airlines flight from Ontario to Newark Liberty Intl. Airport costs from $134. Prices and availability subject to change. Additional terms may apply.
The easy way to find cheap flights to Newark Liberty Intl. Airport EWR from Ontario ONT with American Airlines
To find a cheap American Airlines flight from Ontario ONT to Newark Liberty Intl. Airport EWR, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference.
How to find our best airfare deals on American Airlines flights from Ontario ONT to Newark Liberty Intl. Airport EWR
If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as September, or if you book a flight with a stopover.
Find nonstop flights from Ontario ONT to Newark Liberty Intl. Airport EWR with American Airlines
If you’re keen to be on Newark Liberty Intl. Airport soil fast, don’t waste time with a stopover—filter your search results to show direct American Airlines flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it.
Flexible airline tickets for American Airlines flights from Ontario ONT to Newark Liberty Intl. Airport EWR
Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.
There are a lot of reasons to book your flights to Newark Liberty Intl. Airport EWR from Ontario ONT with American Airlines on Travelocity
At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.
Airport code | Country | Airport name | Number of flights |
---|---|---|---|
DFW | USA | Dallas-Fort Worth Intl. | 599 |
CLT | USA | Charlotte-Douglas Intl. | 536 |
ORD | USA | O'Hare Intl. | 317 |
PHL | USA | Philadelphia Intl. | 247 |
MIA | USA | Miami Intl. | 193 |
DCA | USA | Ronald Reagan Washington National | 152 |
PHX | USA | Sky Harbor Intl. | 141 |
LAX | USA | Los Angeles Intl. | 81 |
LGA | USA | LaGuardia | 72 |
BOS | USA | Logan Intl. | 57 |
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Reviewed on Mar 30, 2025

Reviewed on Mar 30, 2025

Reviewed on Mar 30, 2025
Top American Airlines Flight Routes from EWR
Top Flights for American Airlines originating from ONT
Domestic
- Los Angeles to San Salvador (LAX - SAL)
- Newark Liberty Intl. Airport to Fort Lauderdale (EWR - FLL)
- Newark Liberty Intl. Airport to San Juan (EWR - SJU)
- Philadelphia to Orlando (PHL - MCO)
- Newark Liberty Intl. Airport to Orlando (EWR - MCO)
- Philadelphia to San Juan (PHL - SJU)
- New York to Miami (LGA - MIA)
- New York to Fort Lauderdale (LGA - FLL)
- Newark Liberty Intl. Airport to Miami (EWR - MIA)
- Philadelphia to Orlando (PHL - MCO)
International
- Boston to San Juan (BOS - SJU)
- Chicago to Las Vegas (ORD - LAS)
- New York to Santiago (JFK - STI)
- Philadelphia to Orlando (PHL - MCO)
- Newark Liberty Intl. Airport to Orlando (EWR - MCO)
- Boston to San Juan (BOS - SJU)
- Los Angeles to San Salvador (LAX - SAL)
- New York to San Juan (JFK - SJU)
- New York to London (JFK - LHR)
- Newark Liberty Intl. Airport to Miami (EWR - MIA)