$72 Find Cheap Flights from Ontario to Chicago O'Hare Airport - Compare and Save

The means of transport you choose will determine how fast you will get downtown and how much you will likely spend. If you are on a budget, take CTA public bus or the suburban public bus as a public means of transport. Consider a taxi as a mode of transfer if you are getting late for your appointment. Shared Ride Shuttle, Trains, Airport shuttles, and Car rentals are also available.

ONT is the busiest airport in the region, thus experiencing long security lines and insane traffic. To navigate through the lines, ensure you get to the airport 2-3h before your scheduled departure time.

If you are looking forward to sleeping at the airport, there is one onsite hotel with a free airport shuttle connected to all Terminals via an underground walkway. The Hilton Chicago O' Hare Airport Hotel is located in Terminal 2. However, suppose you miss a room at this hotel. In that case, nearby hotels offer free bus shuttles, like Aloft Chicago O'Hare and The Crowne Plaza Chicago O'Hare Hotel and Conference Center.

If you love airline layover options, consider flying with Spirit Airlines and Frontier Airlines. Both tend to have their layover option at Las Vegas Harry Reid International Airport (LAS).

In the last 5 days, the lowest price for a flight from Ontario to Chicago O'Hare Intl Airport was $72 for a one-way ticket and $263 for a round-trip.

No, a passport isn't needed to fly from Ontario to Chicago O'Hare Airport. However, local authorities might ask for an official ID.

When flying out of Ontario you will be using Ontario. You will be landing at Chicago O'Hare Airport, also known as Chicago O'Hare Intl.

All the following airlines offer inflight Wi-Fi service on the Ontario to Chicago O'Hare Airport flight route: Alaska Airlines, JetBlue, Delta, American Airlines, SWISS, and Iberia.

The Boeing 737-900 is the aircraft model that flies most regularly on the Ontario to Chicago O'Hare Airport flight route.

SkyTeam, oneworld, and Star Alliance are the airline alliances operating flights between Ontario and Chicago O'Hare Airport, with SkyTeam being the most commonly used for this route.

There are nonstop flights from Ontario to Chicago O'Hare Airport on a daily basis.

The two airlines most popular with KAYAK users for flights from Ontario to Chicago are Southwest and Delta. With an average price for the route of $336 and an overall rating of 8.0, Southwest is the most popular choice. Delta is also a great choice for the route, with an average price of $446 and an overall rating of 7.8.

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Chicago O'Hare Airport.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago O'Hare Airport from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Chicago O'Hare Airport with an airline and back to Ontario with another airline. Booking your flights between Ontario and ORD can sometimes prove cheaper using this method.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Chicago O'Hare Airport from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.