Cheap Flights from O'Hare International Airport to Ontario (ONT) Find and Compare the Best Airline Deals | Skyticket

Departure Date

2025/6
Sun	Mon	Tue	Wed	Thu	Fri	Sat
1Search	2259	3292	4259	5258	6259	7258
8259	9551	10Search	11Search	12Search	13267	14259
15351	16321	17273	18258	19256	20300	21Search
22310	23Search	24316	25259	26258	27259	28259
29311	30Search

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2025/6
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Total Fares（Round-Trip/Economy）: USD /Per Person

* Displayed fare(s) may differ from the actual search result

O'Hare－Ontario Airport
June Lowest Airfares
USD256

The airfare displayed above is for Delta Air Lines

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O'Hare－Ontario Airport
July Lowest Airfares
USD256

The airfare displayed above is for Delta Air Lines

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O'Hare－Ontario Airport
August Lowest Airfares
USD259

The airfare displayed above is for Delta Air Lines

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O'Hare－Ontario Airport
September Lowest Airfares
USD259

The airfare displayed above is for Delta Air Lines

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O'Hare－Ontario Airport
October Lowest Airfares
USD310

The airfare displayed above is for Delta Air Lines

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Chicago－Ontario
Estimated Flight Time
4 Hours 29 Minutes
Chicago－Ontario
Number of Operating Airlines
4

Operating Airlines for O'Hare－Ontario Airport Route
American Airlines

Alaska Airlines

Delta Air Lines

United Airlines

Other Destinations from:Chicago

O'Hare－Philadelphia(PHL)
USD200〜
O'Hare－Peoria(General Wayne A. Downing)
USD442〜
O'Hare－Pellston (Michigan)(Pellston Regional)
USD347〜
O'Hare－Pensacola(PNS)
USD351〜
O'Hare－Pasco (Washington)(Tri-Cities)
USD389〜
O'Hare－Palm Springs(PSP)
USD400〜
* Fares vary in accordance to seat availability
Other Departures to: Ontario

Dallas/Fort Worth Airport－Ontario(ONT)
USD239〜
San Diego Airport－Ontario(ONT)
USD704〜
Hartsfield-Jackson Atlanta Airport－Ontario(ONT)
USD305〜
Dallas Love Field Airport－Ontario(ONT)
USD574〜
George Bush Intercontinental Airport－Ontario(ONT)
USD211〜
Chicago Midway Airport－Ontario(ONT)
USD259〜
Miami Airport－Ontario(ONT)
USD295〜
Salt Lake City Airport－Ontario(ONT)
USD216〜
* Fares vary in accordance to seat availability