Cheap Flights from Chicago (ORD) to Niagara Falls (IAG)

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Flights from Chicago (ORD) to Niagara Falls (IAG)
Origin airport
O'Hare Intl.
Destination airport
Niagara Falls Intl.
Distance
462 mi

Chicago to Niagara Falls Flights

The cheapest times to fly from Chicago to Niagara Falls

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Chicago to Niagara Falls are during the month of . You can find some of the cheapest flights from Chicago to Niagara Falls with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Chicago to Niagara Falls

Sunday is one of the best days to book for cheap flights from Chicago to Niagara Falls: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Chicago to Niagara Falls

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Chicago to Niagara Falls in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Chicago to Niagara Falls flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Chicago to Niagara Falls airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much does a flight from O'Hare Intl. Airport (ORD) to Niagara Falls Intl. Airport (IAG) cost?
Discover the latest flight deals from ORD to IAG by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from ORD to IAG?
The cheapest flights from ORD to IAG are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from ORD to IAG?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from ORD to IAG. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from O'Hare Intl. Airport (ORD) to Niagara Falls Intl. Airport (IAG)?
You’ll need to take a flight with a layover when traveling from O’Hare Intl. Airport (ORD) to Niagara Falls Intl. Airport (IAG). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from ORD to IAG?
Generally you’ll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* But this can change based on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from O'Hare Intl. Airport (ORD) to Niagara Falls Intl. Airport (IAG)?
To touch down at Niagara Falls Intl. Airport (IAG) without delays, opt for a flight that leaves O’Hare Intl. Airport (ORD) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for Niagara Falls from O'Hare Intl. Airport (ORD)?
If you’re catching a direct flight from O’Hare Intl. Airport (ORD) to Niagara Falls, you can land at either Pearson Intl. Airport (YYZ) or Buffalo Niagara Intl. Airport (BUF).
Is it cheaper to buy a plane ticket from O'Hare Intl. Airport (ORD) to Niagara Falls Intl. Airport (IAG) last-minute?
Waiting until just before your trip to book your flight from ORD to IAG generally means paying more. While you might find some last-minute deals, they’re not always guaranteed. Allow some flexibility in your schedule for the best chance of snagging a bargain.
Is it cheaper to book an ORD to IAG flight and hotel package?
Compared with arranging flights and hotels separately, booking an ORD to IAG flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one convenient place will take the hassle out of travel planning. Just secure your flights and choose from our extensive range of stays, then customize your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from O'Hare Intl. Airport (ORD) to Niagara Falls Intl. Airport (IAG)?
In most instances, you’re able to cancel or reschedule your ORD to IAG flight. However, there may be additional charges, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline’s guidelines and fees on flight changes, or if you’d like further details, go to our Customer Service portal.

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*Available to One Key members.