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Cheap flights from Niagara Falls, ON to Chicago from C$ 189

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 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — CHI
18 Jul — 25 Jul1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Niagara Falls to Chicago are usually found in March or September, booked 67 days in advance, depart on a Friday or Saturday and return on a Thursday

Cheap flight deals from Niagara Falls to Chicago

Enter your travel dates to find the best prices.

Cheapest flights from Niagara Falls to Chicago
Explore the most affordable flight options available from Niagara Falls to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 June 2026.

Sat 5/96:55 p.m.
YYZ
-
ORD
Nonstop1h 57m
Air Canada
Mon 7/99:50 a.m.
ORD
-
YYZ
Nonstop1h 45m
Air Canada
Deal found 15/6C$ 289
Thu 24/96:30 a.m.
YYZ
-
ORD
Nonstop2h 10m
American Airlines
Sun 27/98:30 p.m.
ORD
-
YYZ
Nonstop1h 56m
American Airlines
Deal found 15/6C$ 290
Thu 2/74:00 p.m.
YYZ
-
ORD
Nonstop1h 57m
Air Canada
Sun 5/78:40 p.m.
ORD
-
YYZ
Nonstop1h 45m
Air Canada
Deal found 16/6C$ 292
Sat 19/96:15 a.m.
YYZ
-
ORD
1 stop5h 02m
Air Canada
Sun 20/95:35 p.m.
ORD
-
YYZ
Nonstop1h 43m
Air Canada
Deal found 15/6C$ 295
Thu 2/78:00 a.m.
YYZ
-
ORD
1 stop7h 50m
Air Canada
Wed 8/72:15 p.m.
ORD
-
YYZ
Nonstop1h 46m
Air Canada
Deal found 16/6C$ 299
Thu 24/96:15 a.m.
YYZ
-
ORD
1 stop5h 02m
Air Canada
Sun 27/92:15 p.m.
ORD
-
YYZ
Nonstop1h 46m
Air Canada
Deal found 18/6C$ 300
Thu 2/74:00 p.m.
YYZ
-
ORD
Nonstop1h 57m
Air Canada
Mon 6/78:40 p.m.
ORD
-
YYZ
Nonstop1h 45m
Air Canada
Deal found 17/6C$ 302
Fri 18/912:05 p.m.
YYZ
-
ORD
2 stops9h 07m
Air Canada
Mon 21/98:40 p.m.
ORD
-
YYZ
Nonstop1h 46m
Air Canada
Deal found 14/6C$ 304
Sat 5/912:09 p.m.
YYZ
-
MDW
1 stop5h 50m
Delta
Tue 8/95:45 p.m.
MDW
-
YYZ
1 stop4h 14m
Delta
Deal found 17/6C$ 335
Fri 11/912:08 p.m.
YYZ
-
MDW
1 stop5h 49m
Delta
Sun 13/99:30 a.m.
MDW
-
YYZ
1 stop6h 53m
Delta
Deal found 16/6C$ 337
Sat 1/86:10 a.m.
YYZ
-
MDW
1 stop7h 28m
KLM
Sat 8/81:27 p.m.
MDW
-
YYZ
1 stop8h 32m
KLM
Deal found 17/6C$ 342
Tue 1/912:09 p.m.
YYZ
-
MDW
1 stop5h 50m
Delta
Sun 13/95:59 p.m.
MDW
-
YYZ
1 stop3h 58m
Delta
Deal found 14/6C$ 345

Find flight deals from Niagara Falls to Chicago

Keep the following information in mind while searching for Niagara Falls to Chicago flight deals. Data was last updated 18 June 2026.

Round-trip from

C$ 289

One-way from

C$ 189

Popular in

June

Cheapest in

March

Average price

C$ 456
Air Canada
  • Air Canada
  • 5/9-7/9
  • Nonstop
  • 3h 42m total
  • Niagara Falls to Chicago
Search Deals
Air Canada
  • Air Canada
  • 2/7
  • Nonstop
  • 1h 57m total
  • Niagara Falls to Chicago
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 41 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Niagara Falls to Chicago that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 18 June 2026.
Use the filters below to find and compare flights from Niagara Falls to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Fri 2/10

9:44 a.m.-5:20 p.m.

1 stop8h 36m

Chicago O'Hare Intl

Mon 5/10

2:52 p.m.-5:56 p.m.

Nonstop2h 04m

C$ 311

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Fri 10/7

7:43 p.m.-11:31 p.m.

1 stop4h 48m

Chicago O'Hare Intl

Tue 14/7

3:45 p.m.-6:29 p.m.

Nonstop1h 44m

C$ 328

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Fri 3/7

2:30 p.m.-11:31 p.m.

1 stop10h 01m

Chicago O'Hare Intl

Sun 5/7

9:50 a.m.-12:35 p.m.

Nonstop1h 45m

C$ 328

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sun 13/9

9:45 a.m.-4:36 p.m.

1 stop7h 51m

Chicago O'Hare Intl

Fri 18/9

7:01 a.m.-3:15 p.m.

1 stop7h 14m

C$ 335

TorontoChicago

YYZ - MDW

YYZMDW

Toronto Pearson Intl

Tue 15/9

6:00 a.m.-9:07 a.m.

1 stop4h 07m

Chicago Midway

Tue 22/9

9:30 a.m.-5:20 p.m.

1 stop6h 50m

C$ 335

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 8/10

6:00 a.m.-12:37 p.m.

1 stop7h 37m

Chicago O'Hare Intl

Sun 11/10

7:05 a.m.-3:19 p.m.

1 stop7h 14m

C$ 337

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Fri 4/9

7:00 p.m.-11:22 p.m.

1 stop5h 22m

Chicago O'Hare Intl

Sun 6/9

2:15 p.m.-5:01 p.m.

Nonstop1h 46m

C$ 337

TorontoChicago

YYZ - MDW

YYZMDW

Toronto Pearson Intl

Sat 19/9

6:00 a.m.-9:07 a.m.

1 stop4h 07m

Chicago Midway

Sun 20/9

9:30 a.m.-3:15 p.m.

1 stop4h 45m

C$ 337

TorontoChicago

YYZ - MDW

YYZMDW

Toronto Pearson Intl

Fri 11/9

9:45 a.m.-4:57 p.m.

1 stop8h 12m

Chicago Midway

Mon 14/9

9:30 a.m.-1:34 p.m.

1 stop3h 04m

C$ 337

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 27/8

9:00 p.m.-10:05 p.m.

Nonstop2h 05m

Chicago O'Hare Intl

Sat 29/8

9:39 p.m.-10:04 a.m.

1 stop11h 25m

C$ 345

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/6

Showing 1-10 of 42 resultsSorted by cheapest first
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Best time to book a flight from Niagara Falls to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Niagara Falls with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

What is the cheapest time of day to fly from NI4 to CHI?

Find hourly flight availability from Niagara Falls to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 June 2026.

When flying from Niagara Falls to Chicago, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 26% versus a flight in the evening.

Weekly flight availability from Niagara Falls to Chicago

Explore weekly flight availability from Niagara Falls to Chicago. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 18 June 2026.

The most flights from NI4 to CHI are scheduled on a Wednesday (70 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (41 on average).

How much does it cost to fly round-trip from Niagara Falls to Chicago?

What is the cheapest day to fly from Niagara Falls to Chicago?

Use this chart to determine the cheapest time to fly round-trip from Niagara Falls to Chicago. Price data was last updated on 13 June 2026.

Travelers seeking maximum savings on their Niagara Falls to Chicago flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Chicago. Reviews last updated 18 June 2026.
See what other customers who have flown with Porter Airlines,United Airlines, andWestJet from Niagara Falls to Chicago have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
438 reviews
Check prices

Overall

8.0

Comfort

8.0

Boarding

8.2

Entertainment

6.9

Food

7.6

Crew

8.6

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.
Porter Airlines
8.0
Very good
438 reviews
Porter Airlines
8.0
Very good
438 reviews
Check prices

Overall

8.0

Comfort

8.0

Boarding

8.2

Entertainment

6.9

Food

7.6

Crew

8.6

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.
United Airlines
7.4
Good
9,860 reviews
Porter Airlines
8.0
Very good
438 reviews
Check prices

Overall

8.0

Comfort

8.0

Boarding

8.2

Entertainment

6.9

Food

7.6

Crew

8.6

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.
WestJet
7.2
Good
3,375 reviews
Porter Airlines
8.0
Very good
438 reviews
Check prices

Overall

8.0

Comfort

8.0

Boarding

8.2

Entertainment

6.9

Food

7.6

Crew

8.6

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.
American Airlines
7.1
Good
11,688 reviews
Porter Airlines
8.0
Very good
438 reviews
Check prices

Overall

8.0

Comfort

8.0

Boarding

8.2

Entertainment

6.9

Food

7.6

Crew

8.6

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.
Air Canada
7.1
Good
11,212 reviews
Porter Airlines
8.0
Very good
438 reviews
Check prices

Overall

8.0

Comfort

8.0

Boarding

8.2

Entertainment

6.9

Food

7.6

Crew

8.6

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.

Related info for your journey

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

  • How long is the flight from Niagara Falls to Chicago?

    Airlines like United Airlines and Delta fly from Niagara Falls to Chicago in about 7h 51m. The time it takes to get you to your destination can typically vary by up to 45m. Airlines will cover a distance of 702 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from Niagara Falls to Chicago one-way?

    One-way options have recently been found by users for as low as C$ 156 on Air Canada. Other airlines that offer cheap prices include United Airlines from C$ 158 and American Airlines from C$ 167 one-way.

  • What are the most reliable airlines from Niagara Falls to Chicago?

    No one likes to see their flight delayed. When booking a flight from Niagara Falls to Chicago consider choosing Copa Airlines (100%), EVA Air (100%) or Qatar Airways (90%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Niagara Falls to Chicago?

    While on average a flight from Niagara Falls to Chicago is generally C$ 1,257, our data shows the cheapest flight currently is C$ 219. When looking at the most popular route, (Toronto Pearson Intl - Chicago O'Hare Intl), you can expect to pay C$ 289 for that flight.

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

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

  • How can I find direct flights from Niagara Falls to Chicago?

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

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

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

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Niagara Falls to Chicago

Discover the top 5 airlines that operate flights from Niagara Falls to Chicago. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 18 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 115AverageC$ 385FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
American AirlinesCheapestC$ 253AverageC$ 423FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapestC$ 258AverageC$ 486FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 268AverageC$ 407FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 374AverageC$ 482FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Niagara Falls to Chicago?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Niagara Falls to Chicago. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Niagara Falls to Chicago?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Niagara Falls to Chicago.

Can Cheapflights find flights from Niagara Falls to Chicago with no change fees?

Yes! Cheapflights helps users easily find flights from Niagara Falls to Chicago with no change fees.

Can Cheapflights notify me if prices for flights from Niagara Falls to Chicago become cheaper?

Not ready to book yet? You can track prices for flights from Niagara Falls to Chicago on Cheapflights with our Price Alert feature and get notified when better prices are available.

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