Skip to main content
Beginning of main content

ORD (Chicago) to ONT (Ontario) Flights $225.6

Search over 321,000 hotels worldwide and 400 airlines worldwide.
Secure incredible value with Expedia's Price Guarantee.
No Expedia cancellation fee to change or cancel almost any hotel reservation.

Cheap ORD to ONT Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Orange County

$208.40

Long Beach

$229.70

Interesting Facts About Flights from Chicago to Ontario (ORD to ONT)

Question : Interested in traveling in the next 30 days and want to get the lowest fare?
Answer : Aug 5th has seen bookings (as of Jul 17th) as cheap as $229. That comes in 35% below the average price for this route. Saving now means you'll have more money in your pocket for the trip.

Question : Would you be willing to change your travel days if it saved you money?
Answer : Wednesday is your cheapest day to fly in the month of August. Being flexible with your travel days garners even more savings during booking.

Question : How much should a trip from Chicago (ORD) to Ontario (ONT) cost?
Answer : Flight prices change more than the majority of routes in the United States for ORD to ONT. They vary from $199 to $1,096. However, the sooner you book, the better price you tend to get.

Question : What is the likelihood your flight will be delayed for this route?
Answer : Passengers are currently getting to their destination on schedule 62% of the time, which ranks in the 19th percentile worldwide. When there is a delay, it averages over half an hour.

Question : What's the likelihood of you being delayed on this route?
Answer : ORD to ONT currently scores 1 out of a possible 5 stars in promptness. This score combines both the number of delayed flights and total delay minutes. With 1 star, you should feel rather worried about getting to Ontario on time.

Question : Do travelers from Chicago typically stay in Ontario for very long?
Answer : Over the next two months, passengers from ORD to ONT are planning on staying for six days on average.

Question : Is there a preferred airline for getting to Ontario International Airport (ONT) on time?
Answer : The current leader is United Airlines with a 100% on-time rate. Spend as little time in an airport as necessary by flying with United Airlines. Perfection is hard to come by, so hopefully it continues.