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Cheap flights from Niagara Falls, ON to Chicago from C$ 186

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 14/8. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — CHI
4 Jul — 11 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 4 June 2026.

Thu 25/68:05 a.m.
YYZ
-
ORD
Nonstop1h 55m
Air Canada
Sat 27/65:35 p.m.
ORD
-
YYZ
Nonstop1h 45m
Air Canada
Deal found 3/6C$ 305
Wed 24/62:00 p.m.
YYZ
-
ORD
Nonstop1h 55m
Air Canada
Fri 26/63:45 p.m.
ORD
-
YYZ
Nonstop1h 46m
Air Canada
Deal found 3/6C$ 308
Fri 11/96:15 a.m.
YYZ
-
ORD
1 stop5h 02m
Air Canada
Mon 14/92:15 p.m.
ORD
-
YYZ
Nonstop1h 46m
Air Canada
Deal found 3/6C$ 312
Thu 25/62:00 p.m.
YYZ
-
ORD
Nonstop1h 55m
Air Canada
Sun 28/68:40 p.m.
ORD
-
YYZ
Nonstop1h 46m
Air Canada
Deal found 3/6C$ 316
Thu 25/67:00 a.m.
YYZ
-
ORD
Nonstop2h 00m
United Airlines
Sun 28/69:20 p.m.
ORD
-
YYZ
Nonstop1h 39m
United Airlines
Deal found 1/6C$ 318
Tue 16/68:00 a.m.
YYZ
-
ORD
Nonstop2h 00m
Air Canada
Fri 19/68:40 p.m.
ORD
-
YYZ
Nonstop1h 46m
Air Canada
Deal found 30/5C$ 319
Wed 17/64:00 p.m.
YYZ
-
ORD
Nonstop1h 59m
Air Canada
Fri 19/68:40 p.m.
ORD
-
YYZ
Nonstop1h 46m
Air Canada
Deal found 30/5C$ 320
Sat 13/612:25 p.m.
YYZ
-
ORD
Nonstop2h 00m
Air Canada
Sun 14/67:09 a.m.
ORD
-
YYZ
Nonstop1h 45m
Air Canada
Deal found 30/5C$ 322
Sat 5/94:00 p.m.
YYZ
-
ORD
1 stop5h 05m
Air Canada
Mon 7/98:40 p.m.
ORD
-
YYZ
Nonstop1h 45m
Air Canada
Deal found 30/5C$ 323
Thu 25/62:45 p.m.
YYZ
-
ORD
Nonstop2h 05m
Lufthansa
Sun 28/67:09 a.m.
ORD
-
YYZ
Nonstop1h 45m
Lufthansa
Deal found 31/5C$ 327
Sat 20/68:45 a.m.
YYZ
-
ORD
Nonstop2h 00m
Lufthansa
Mon 22/69:20 p.m.
ORD
-
YYZ
Nonstop1h 39m
Lufthansa
Deal found 1/6C$ 329
Sat 20/66:05 a.m.
YYZ
-
MDW
1 stop4h 09m
Delta
Sat 27/65:47 p.m.
MDW
-
YYZ
1 stop4h 15m
Delta
Deal found 31/5C$ 348

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 4 June 2026.

Round-trip from

C$ 305

One-way from

C$ 186

Popular in

December

Cheapest in

March

Average price

C$ 398
Air Canada
  • Air Canada
  • 25/6-27/6
  • Nonstop
  • 3h 40m total
  • Niagara Falls to Chicago
Search Deals
GOL
  • GOL
  • 14/8
  • Nonstop
  • 1h 55m total
  • Niagara Falls to Chicago
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 19 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% 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 4 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

Thu 25/6

7:00 a.m.-8:00 a.m.

Nonstop2h 00m

Chicago O'Hare Intl

Sun 28/6

7:09 a.m.-9:54 a.m.

Nonstop1h 45m

C$ 318

TorontoChicago

YYZ - MDW

YYZMDW

Toronto Pearson Intl

Wed 17/6

12:09 p.m.-6:31 p.m.

1 stop7h 22m

Chicago Midway

Sat 20/6

9:17 a.m.-5:24 p.m.

1 stop7h 07m

C$ 365

TorontoChicago

YYZ - MDW

YYZMDW

Toronto Pearson Intl

Thu 18/6

2:29 p.m.-6:31 p.m.

1 stop5h 02m

Chicago Midway

Sun 21/6

9:17 a.m.-5:24 p.m.

1 stop7h 07m

C$ 365

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sun 13/9

6:00 a.m.-10:24 a.m.

1 stop5h 24m

Chicago O'Hare Intl

Wed 16/9

2:00 p.m.-10:59 p.m.

1 stop7h 59m

C$ 383

TorontoChicago

YYZ - MDW

YYZMDW

Toronto Pearson Intl

Thu 10/9

2:15 p.m.-6:31 p.m.

1 stop5h 16m

Chicago Midway

Sun 13/9

5:59 p.m.-10:57 p.m.

1 stop3h 58m

C$ 383

TorontoChicago

YYZ - MDW

YYZMDW

Toronto Pearson Intl

Sat 27/6

6:05 a.m.-12:46 p.m.

1 stop7h 41m

Chicago Midway

Sat 4/7

1:26 p.m.-11:02 p.m.

1 stop8h 36m

C$ 384

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sat 20/6

7:00 a.m.-8:00 a.m.

Nonstop2h 00m

Chicago O'Hare Intl

Sat 27/6

3:53 p.m.-11:54 p.m.

1 stop7h 01m

C$ 387

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Fri 7/8

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

1 stop4h 48m

Chicago O'Hare Intl

Mon 10/8

7:09 a.m.-9:54 a.m.

Nonstop1h 45m

C$ 405

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Fri 3/7

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

1 stop4h 48m

Chicago O'Hare Intl

Mon 6/7

5:55 p.m.-8:44 p.m.

Nonstop1h 49m

C$ 405

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 9/7

9:45 a.m.-1:03 p.m.

1 stop4h 18m

Chicago O'Hare Intl

Sun 12/7

7:05 a.m.-3:20 p.m.

1 stop7h 15m

C$ 405

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/5

Showing 1-10 of 44 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 4 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 25% 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 4 June 2026.

The most flights from NI4 to CHI are scheduled on a Monday (68 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (21 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 30 May 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 4 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
440 reviews
Check prices

Food

7.6

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Entertainment

6.9

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
440 reviews
Porter Airlines
8.0
Very good
440 reviews
Check prices

Food

7.6

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Entertainment

6.9

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
9,774 reviews
Porter Airlines
8.0
Very good
440 reviews
Check prices

Food

7.6

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Entertainment

6.9

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
3,350 reviews
Porter Airlines
8.0
Very good
440 reviews
Check prices

Food

7.6

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Entertainment

6.9

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
11,641 reviews
Porter Airlines
8.0
Very good
440 reviews
Check prices

Food

7.6

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Entertainment

6.9

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
11,126 reviews
Porter Airlines
8.0
Very good
440 reviews
Check prices

Food

7.6

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Entertainment

6.9

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 2h. The time it takes to get you to your destination can typically vary by up to 5h 22m. 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$ 149 on Air Canada. Other airlines that offer cheap prices include United Airlines from C$ 156 and American Airlines from C$ 165 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 (91%) 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$ 1,341, our data shows the cheapest flight currently is C$ 201. When looking at the most popular route, (Toronto Pearson Intl - Chicago O'Hare Intl), you can expect to pay C$ 318 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 4 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 114AverageC$ 379FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 247AverageC$ 482FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapestC$ 250AverageC$ 419FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 266AverageC$ 402FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 370AverageC$ 476FlexibilityNo 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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