Cheap Flights from Ontario International Airport to Chicago (ORD) Find and Compare the Best Airline Deals | Skyticket

Departure Date

2025/8
Sun	Mon	Tue	Wed	Thu	Fri	Sat
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3252	4756	5244	6380	7529	8448	9252
10424	11312	12356	13306	14348	15194	16347
17445	18250	19359	20420	21253	22303	23243
24303	25352	26345	27356	28246	29318	30271
31Search

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2025/8
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Total Fares（Round-Trip/Economy）: USD /Per Person

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

Ontario－O'Hare Airport
August Lowest Airfares
USD194

The airfare displayed above is for United Airlines

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Ontario－O'Hare Airport
September Lowest Airfares
USD245

The airfare displayed above is for Delta Air Lines

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Ontario－O'Hare Airport
October Lowest Airfares
USD241

The airfare displayed above is for Delta Air Lines

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Ontario－O'Hare Airport
November Lowest Airfares
USD249

The airfare displayed above is for Delta Air Lines

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Ontario－O'Hare Airport
December Lowest Airfares
USD257

The airfare displayed above is for Delta Air Lines

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Ontario－Chicago
Estimated Flight Time
4 Hours 53 Minutes
Ontario－Chicago
Number of Operating Airlines
4

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

American Airlines

Alaska Airlines

Delta Air Lines

Other Destinations from:Ontario

Ontario－Chicago(Midway)
USD202〜
Ontario－Dallas(/Fort Worth)
USD207〜
Ontario－Dallas(Love Field)
USD229〜
Ontario－San Diego(SAN)
USD415〜
Ontario－Atlanta(Hartsfield-Jackson)
USD308〜
Ontario－Houston(George Bush Intercontinental)
USD176〜
Ontario－Houston(William P. Hobby)
USD666〜
Ontario－Salt Lake City(SLC)
USD176〜
Ontario－Miami(MIA)
USD212〜
* Fares vary in accordance to seat availability
Other Departures to: Chicago

Philadelphia Airport－Chicago(O'Hare)
USD121〜
General Wayne A. Downing Peoria Airport－Chicago(O'Hare)
USD234〜
Pensacola Airport－Chicago(O'Hare)
USD191〜
Palm Springs Airport－Chicago(O'Hare)
USD506〜
* Fares vary in accordance to seat availability