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Ontario International Airport to O'Hare International Airport flight
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Cheap Flight Deals from Ontario International Airport to O'Hare International Airport

Search for flights from Los Angeles to Chicago and check out affordable one-way and round-trip options.

  • One way
  • Round-trip
sortSort: Price (Lowest)
  • Sort: Price (Lowest)
  • Sort: Departure (Earliest)
      • ONT00:59
        21h 57m
        1 stop
        ORD00:56
        Ontario - Chicago|Wed, May 1|Frontier Airlines
        CAD 51CAD 97
        47% OFF
        47% OFF
        CAD 97CAD 51
      • ONT00:59
        21h 57m
        1 stop
        ORD00:56
        Ontario - Chicago|Wed, May 8|Frontier Airlines
        CAD 55CAD 97
        43% OFF
        43% OFF
        CAD 97CAD 55
      • ONT00:55
        22h 1m
        1 stop
        ORD00:56
        Ontario - Chicago|Sat, May 4|Frontier Airlines
        CAD 60CAD 97
        38% OFF
        38% OFF
        CAD 97CAD 60
      • ONT00:55
        22h 1m
        1 stop
        ORD00:56
        Ontario - Chicago|Sat, May 11|Frontier Airlines
        CAD 62
        CAD 62
      • ONT00:59
        21h 57m
        1 stop
        ORD00:56
        Ontario - Chicago|Tue, Apr 30|Frontier Airlines
        CAD 63
        CAD 63
      • ONT07:16
        15h 40m
        1 stop
        ORD00:56
        Ontario - Chicago|Tue, May 7|Frontier Airlines
        CAD 63
        CAD 63
      • ONT00:59
        21h 19m
        1 stop
        ORD00:18
        Ontario - Chicago|Sat, May 18|Frontier Airlines
        CAD 68
        CAD 68
      • ONT00:59
        21h 57m
        1 stop
        ORD00:56
        Ontario - Chicago|Tue, May 14|Frontier Airlines
        CAD 71
        CAD 71
      • ONT20:56
        25h 22m
        1 stop
        ORD00:18
        Ontario - Chicago|Fri, May 17|Frontier Airlines
        CAD 74
        CAD 74
      • ONT00:59
        22h 14m
        1 stop
        ORD01:13
        Ontario - Chicago|Wed, May 22|Frontier Airlines
        CAD 78
        CAD 78
      • ONT13:00
        3h 5m
        Direct
        ORD14:00
        Los Angeles - Chicago|Sat, May 4|Frontier Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Selected Airlines from Ontario International Airport to O'Hare International Airport

See which airlines fly from Los Angeles to Chicago. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

Frontier Airlines
From CAD 51
Alaska Airlines
From CAD 133
Delta Air Lines
From CAD 139
United Airlines
From CAD 183
Southwest Airlines
From CAD 206
American Airlines
From CAD 220
Jetblue Airways
From CAD 540
ANA airlines
Find more flights and airlines

Find Cheaper Flights from Los Angeles to Chicago

Explore other flights from Los Angeles to Chicago to find the best alternative options.

  • Cheapest
    Spirit Airlines
    LAX
    17:11
    11h 29m
    1 transfer
    ORD
    06:40
    Los Angeles International Airport - O'Hare International Airport
    Wed, May 8Spirit Airlines
    CAD 48
  • Frontier Airlines
    LAX
    08:10
    10h 56m
    1 transfer
    MDW
    21:06
    Los Angeles International Airport - Midway International Airport
    Sat, May 18Frontier Airlines
    CAD 90
  • Spirit Airlines
    LAX
    06:35
    12h 33m
    1 transfer
    RFD
    21:08
    Los Angeles International Airport - Chicago Rockford International Airport
    Thu, May 9Spirit Airlines
    CAD 231
  • Spirit Airlines
    LAX
    06:35
    12h 33m
    1 transfer
    RFD
    21:08
    Los Angeles International Airport - Chicago Rockford International Airport
    Thu, May 9Spirit Airlines
    CAD 231
    Find More Flights

Ontario International Airport to O'Hare International Airport Flights Info

Flight distance2,732.85km
Cheapest one-way ticket priceCAD 50
Cheapest return ticket priceCAD 106

FAQs for Ontario International Airport to O'Hare International Airport Flights

  • How long does it take to fly from Ontario International Airport (ONT) to O'Hare International Airport (ORD)?

    It takes around 5 hours 15 minutes to fly from Ontario International Airport (ONT) to Ontario International Airport(ORD).

  • How many daily flights are there from Ontario International Airport (ONT) to O'Hare International Airport (ORD)?

    There are around 1 daily flights from Ontario International Airport (ONT) to O'Hare International Airport (ORD).

  • When are flight tickets from Ontario International Airport (ONT) to O'Hare International Airport (ORD) the cheapest?

    Tickets cost around CAD 846 in May, making it the cheapest month to book. Ontario International Airport (ONT) to O'Hare International Airport (ORD) is a popular route, so don't forget to book your tickets in advance.

  • When are flight tickets from Ontario International Airport (ONT) to O'Hare International Airport (ORD) most expensive?

    The route from Ontario International Airport (ONT) to O'Hare International Airport (ORD) is quite popular. Without considering departure times or holidays, tickets cost around CAD 885 in April, the most expensive month to book this route.

  • What is the transportation method from the main airport to downtown in Chicago?

    • The distance from O'Hare International Airport to downtown is about 25km, by taxi about 40 minutes.
    • The distance from Midway International Airport to downtown is about 14km, by taxi about 30 minutes.

  • What's the closest airport to O'Hare International Airport (ORD)?

    The closest airport to O'Hare International Airport (ORD) is Midway International Airport. The distance is around 25km.

  • Which airline operates the most direct flights from Ontario International Airport (ONT) to O'Hare International Airport (ORD)?

    Southwest Airlines is a very popular airline operating an average of 73 flights per month.

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