Cheap flights from Ontario to Chicago from $45
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Chicago departing on 5/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap Ontario to Chicago (ONT to CHI) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Ontario to Chicago
Best Price Found | $45 |
|---|---|
Fastest flight time | 5h 53m |
Direct flights | None |
Airports in Chicago | 2 airports |
How to get the cheapest flight ticket from Ontario to Chicago
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly from Ontario to Chicago?
April. The cheapest time of year to fly to Chicago from Ontario is April. Most expensive is July
What is the cheapest day to depart Ontario for Chicago?
Tuesday. The cheapest day of the week is typically Tuesday. The most expensive is typically Sunday
When is the cheapest time to fly from Ontario to Chicago?
In the afternoon. Ontario to Chicago flights are approximately 16% more expensive at noon than in the afternoon
What is the cheapest airline that flies to Chicago from Ontario?
Frontier. American Airlines, Delta, and Frontier are the most popular carriers operating from Ontario to Chicago
What is the cheapest Ontario to Chicago flight route?
Ontario - Chicago Midway. Fly from Ontario to Chicago Midway for the best Ontario - Chicago flight prices
How far in advance should you book Ontario to Chicago flights?
37 days before. The cheapest time to buy a flight from Ontario to Chicago is approximately 37 days to departure
How many flights depart from Ontario to Chicago on average per day?
As of April 2024, 1 flights take off from Ontario and land in Chicago each day. The most common flight departure time for this route is 7:00AM, with 66% of daily flights taking off at noon.
How many flights depart from Ontario to Chicago on average per week?
The number of flights available between Ontario and Chicago is 13 per week as of April 2024. The most frequent departure day is Monday, with 15% of weekly flights leaving on this day.
When traveling from Ontario to Chicago, the most popular airport to fly into is Chicago O'Hare Intl Airport. The majority of travelers flying into Chicago O'Hare Intl Airport from Ontario are departing from Ontario Airport. If you are looking for alternate airports to fly out of when traveling to Chicago, you can try flying out of Los Angeles Airport (in Los Angeles), Santa Ana J. Wayne/Orange Cnty Airport (in Santa Ana), or Burbank Bob Hope Airport (in Burbank). When traveling from Ontario, it is helpful to have an alternative airport to fly into when you land in Chicago. Good options for arrival airports in Chicago, you can try Chicago Midway Airport (in Chicago) or Chicago Greater Rockford Airport (in Chicago). The least expensive flight option from Ontario to Chicago will typically be LAX — ORD during the month of April with an average price of $78 RT.
Easily compare round-trip flights from Ontario to Chicago
Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Ontario to Chicago by changing tabs
Find the cheapest one-way flights from Ontario to Chicago
If you're looking for one-way flights from Ontario to Chicago, view some of our deals below provided by Frontier
Search last-minute flights to Chicago from Ontario
Find and compare round-trip flight prices for your last-minute flight from Ontario to Chicago
Best airlines flying from Ontario to Chicago
Compare and see reviews for airlines that fly from Ontario to Chicago with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $105 | Free Cancellation | Rating 6.4 8,785 reviews | |||
| PriceFrom $124 | Free Cancellation | Rating 6.3 4,175 reviews | |||
| PriceFrom $257 | Free Cancellation | Rating 7.4 11,352 reviews | |||
| PriceFrom $276 | Free Cancellation | Rating 8.0 11,123 reviews | |||
| PriceFrom $302 | Free Cancellation | Rating 7.3 14,952 reviews |
Delta flights from Ontario to Chicago
Our best Delta deals on Ontario to Chicago flight tickets
Frontier flights from Ontario to Chicago
Our best Frontier deals on Ontario to Chicago flight tickets
How far is Ontario to Chicago by plane?
The straight-line distance from Ontario to Chicago is 1710.7 mi. 5h 53m is a normal flight duration for this route.
When did momondo last update prices for flights from Ontario Airport to Chicago?
Prices for flights from Ontario Airport to Chicago were last updated today.
How many operators does momondo search for flights from Ontario Airport to Chicago?
As of April 2024, there are 5 operators available to choose from for flights from Ontario Airport to Chicago.
How old do you have to be to fly from Ontario Airport to Chicago?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Chicago.
What documentation or ID do you need to fly to Chicago?
The travel and health documents required for your trip to Chicago can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Alternative routes for Ontario to Chicago
Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Similar Ontario to Chicago flights
Flexible with your destination? Broaden your search and find flights similar to your Ontario to Chicago route
Why use momondo?
Why should I use momondo to find a flight deal from Ontario to Chicago?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Chicago. momondo saves you time and could save you money on your trip.
Can I find flights from Ontario to Chicago with flexible booking policies on momondo?
Yes. All flights to Chicago from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Ontario to Chicago?
Once you have performed a search for Ontario to Chicago flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Ontario to Chicago right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Ontario to Chicago flights. All you need is a valid email address and we will do the rest; it is that quick and easy.