In terms of precipitation, rainfall in Niagara Falls, New York ranges from 2.2 - 3.4 inches per month. September is typically the wettest month, when rainfall can reach 3.4 in. February is typically the driest time to visit Niagara Falls, New York when rainfall is around 2.2 in.

If weather is an important factor for your trip to Niagara Falls, New York, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

What is the cheapest time of day to fly from IL to IAG?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Niagara Falls, New York as you normally would.

What airport do you fly into for flights to Niagara Falls from Illinois?

Niagara Falls (IAG) is the airport you will fly into if you book a flight from Illinois to Niagara Falls. It is only a 5.7 mi journey from Niagara Falls (IAG) to Niagara Falls’s city center.

Can I find deals for flights from Illinois to Niagara Falls that include hotel bookings?

Yes. In addition to deals on Illinois to Niagara Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Illinois to Niagara Falls?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Niagara Falls.

Can I find deals for business class flights from Illinois to Niagara Falls?

Yes. Cheapflights offers flight deals from Illinois to Niagara Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$111+ Flights from Illinois to Niagara Falls, NY

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Cheap flight deals from Illinois to Niagara Falls

Round-trip from	$370 (Mytrip)
One-way from	$111 (Mytrip)

From Illinois to Niagara Falls

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One-way flight from Illinois to Niagara Falls

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Cheapest flights from Illinois to Niagara Falls
Explore the most affordable flight options available from Illinois to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on Juli 2, 2025.

Mi 8/135:16 pmORD - IAG

3 stops22h 54mMultiple Airlines

Fr 8/1512:25 pmIAG - ORD

3 stops31h 42mMultiple Airlines

Deal found 7/1

$370

Best flights from Illinois to Niagara Falls
Discover carefully curated flight deals from Illinois to Niagara Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated Juli 2, 2025.

Mi 8/135:16 pmORD - IAG

3 stops22h 54mMultiple Airlines

Fr 8/1512:25 pmIAG - ORD

3 stops31h 42mMultiple Airlines

Deal found 7/1

$370

Last-minute flights from Illinois to Niagara Falls
Discover last-minute flight deals from Illinois to Niagara Falls. Data last updated Juli 2, 2025 and is based on user searches.

Mi 8/135:16 pmORD - IAG

3 stops22h 54mMultiple Airlines

Fr 8/1512:25 pmIAG - ORD

3 stops31h 42mMultiple Airlines

Deal found 7/1

$370

One-way flights from Illinois to Niagara Falls
Search for one-way flight options from Illinois to Niagara Falls. Find affordable one-way fares based on user searches. Data last updated Juli 2, 2025.

Do 8/1410:12 amORD - IAG

1 stop5h 58mMultiple Airlines

Deal found 7/1

$111

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Use the filters below to find and compare flights from Illinois to Niagara Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoNiagara Falls

ORD - IAG

ORDIAG

Chicago O'Hare Intl

Mi 8/13

5:16 pm-5:10 pm

3 stops22h 54m

Niagara Falls

Fr 8/15

12:25 pm-7:07 pm

3 stops31h 42m

$370

ChicagoNiagara Falls

ORD - IAG

ORDIAG

Chicago O'Hare Intl

Do 8/14

10:12 am-5:10 pm

1 stop5h 58m

$111

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from Illinois to Niagara Falls

Have a flexible travel schedule? Discover the best time to fly to Niagara Falls from Illinois with our price prediction graph.

Estimated round-trip price

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Everything you need to know about your flight from Illinois to Niagara Falls

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Related info for your journey

What airport do you fly into for flights to Niagara Falls from Illinois?
Niagara Falls (IAG) is the airport you will fly into if you book a flight from Illinois to Niagara Falls. It is only a 5.7 mi journey from Niagara Falls (IAG) to Niagara Falls’s city center.
Can I find deals for flights from Illinois to Niagara Falls that include hotel bookings?
Yes. In addition to deals on Illinois to Niagara Falls flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Illinois to Niagara Falls?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Niagara Falls.
Can I find deals for business class flights from Illinois to Niagara Falls?
Yes. Cheapflights offers flight deals from Illinois to Niagara Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$111+ Cheap flights from Illinois to Niagara Falls, NY (IAG)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Illinois to Niagara Falls with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Illinois to Niagara Falls

Keep the following information in mind while searching for Illinois to Niagara Falls flight deals. Data was last updated Juli 2, 2025.

Round-trip from

One-way from

Find flight deals from Illinois to Niagara Falls

Cheapest flights from Illinois to Niagara FallsExplore the most affordable flight options available from Illinois to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on Juli 2, 2025.

Explore the most affordable flight options available from Illinois to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on Juli 2, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Illinois to Niagara Falls that are best for you.

Best time to book a flight from Illinois to Niagara Falls

Have a flexible travel schedule? Discover the best time to fly to Niagara Falls from Illinois with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Niagara Falls

Related info for your journey

Find useful and relevant information for your journey from Illinois to Niagara Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Niagara Falls from Illinois?

Can I find deals for flights from Illinois to Niagara Falls that include hotel bookings?

How can I find direct flights from Illinois to Niagara Falls?

Can I find deals for business class flights from Illinois to Niagara Falls?

Browse thousands of different options on Cheapflights for your next trip

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Cheapest flights from Illinois to Niagara Falls
Explore the most affordable flight options available from Illinois to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on Juli 2, 2025.