Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Niagara Falls to Chicago from C$ 143

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 16/8. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — CHI
8 Jul — 15 Jul1
1 adult

Cheapflights Tip: The best prices from Niagara Falls to Chicago are usually found in May or July, booked 88 days in advance, depart on a Friday or Saturday and return on a Saturday

Cheap 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 3 July 2025.

Round-trip from

C$ 222

One-way from

C$ 143

Popular in

December

Cheapest in

May

Average price

C$ 352
Air Canada
  • Air Canada
  • 15/8-22/8
  • Nonstop
  • 3h 39m total
  • Niagara Falls to Chicago
Search Deals
Air Canada
  • Air Canada
  • 16/8
  • 1 total stop
  • 4h 37m total
  • Niagara Falls to Chicago
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 44 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Niagara Falls to Chicago

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 3 July 2025.

Wed 10/911:44 a.m.YYZ - ORD
Nonstop1h 55mAmerican Airlines
Fri 12/99:39 a.m.ORD - YYZ
Nonstop1h 53mAmerican Airlines
Deal found 3/7C$ 219
Fri 15/86:35 p.m.YYZ - ORD
Nonstop1h 54mAir Canada
Fri 22/88:25 p.m.ORD - YYZ
Nonstop1h 45mAir Canada
Deal found 2/7C$ 222
Thu 10/77:00 a.m.YYZ - ORD
Nonstop1h 59mUnited Airlines
Mon 14/79:14 p.m.ORD - YYZ
Nonstop1h 44mUnited Airlines
Deal found 1/7C$ 226
Sat 4/1012:14 p.m.YYZ - MDW
1 stop7h 21mDelta
Wed 15/102:00 p.m.MDW - YYZ
1 stop7h 55mDelta
Deal found 1/7C$ 292
Fri 15/87:21 p.m.YYZ - MDW
1 stop18h 42mWestJet
Fri 22/812:43 p.m.MDW - YYZ
1 stop8h 15mWestJet
Deal found 2/7C$ 349

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 3 July 2025.
Use the filters below to find and compare flights from Niagara Falls to Chicago that are best for you.

Fly from

Niagara Falls

Fly to

Chicago

Route

Depart

Return

Price

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Wed 10/9

11:44 a.m.-12:39 p.m.

Nonstop1h 55m

Chicago O'Hare Intl

Fri 12/9

9:39 a.m.-12:32 p.m.

Nonstop1h 53m

C$ 219

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Fri 15/8

6:35 p.m.-7:29 p.m.

Nonstop1h 54m

Chicago O'Hare Intl

Fri 22/8

8:25 p.m.-11:10 p.m.

Nonstop1h 45m

C$ 222

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 14/8

7:00 a.m.-7:59 a.m.

Nonstop1h 59m

Chicago O'Hare Intl

Tue 19/8

10:43 a.m.-5:19 p.m.

1 stop5h 36m

C$ 237

TorontoChicago

YYZ - MDW

YYZMDW

Toronto Pearson Intl

Sat 4/10

12:14 p.m.-6:35 p.m.

1 stop7h 21m

Chicago Midway

Wed 15/10

2:00 p.m.-10:55 p.m.

1 stop7h 55m

C$ 292

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sat 9/8

6:30 a.m.-10:16 a.m.

1 stop4h 46m

Chicago O'Hare Intl

Thu 14/8

9:10 a.m.-3:21 p.m.

1 stop5h 11m

C$ 304

TorontoChicago

YYZ - MDW

YYZMDW

Toronto Pearson Intl

Fri 15/8

7:21 p.m.-1:03 p.m.

1 stop18h 42m

Chicago Midway

Fri 22/8

12:43 p.m.-9:58 p.m.

1 stop8h 15m

C$ 349

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Fri 15/8

6:35 p.m.-7:29 p.m.

Nonstop1h 54m

C$ 143

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Wed 1/10

3:11 p.m.-4:05 p.m.

Nonstop1h 54m

C$ 144

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Wed 20/8

9:00 p.m.-10:07 p.m.

Nonstop2h 07m

C$ 147

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Fri 11/7

10:44 a.m.-4:14 p.m.

1 stop6h 30m

C$ 170

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/7

Showing 1-10 of 16 results
1
2

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

How far ahead should I book a flight from Niagara Falls to Chicago?

Use this chart to determine the optimal time to book a round-trip flight from Niagara Falls to Chicago. Price data was last updated on 27 June 2025.

The best time to book flights from Niagara Falls to Chicago is 88 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Niagara Falls to Chicago?

Currently, January is the cheapest month in which you can book a flight from Niagara Falls to Chicago (average of C$ 261). Flying from Niagara Falls to Chicago in March is currently the most expensive (average of C$ 352). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 3 July 2025.

When flying from Niagara Falls to Chicago, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 June 2024.

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

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 3 July 2025.

The most flights from NI4 to CHI are scheduled on a Wednesday (60 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (28 on average).

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 3 July 2025.
See what other customers who have flown with Delta,United Airlines, andAmerican Airlines 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.
Delta
8.0
Very good
7,982 reviews
Check prices

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews
Check prices

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,982 reviews
Check prices

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,982 reviews
Check prices

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
WestJet
7.2
Good
2,917 reviews
Delta
8.0
Very good
7,982 reviews
Check prices

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,681 reviews
Delta
8.0
Very good
7,982 reviews
Check prices

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • 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$ 143 on Air Canada. Other airlines that offer cheap prices include American Airlines from C$ 144 and United Airlines from C$ 147 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 Cathay Pacific (100%), Copa Airlines (93%) or Egyptair (92%) 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$ 1,980, our data shows the cheapest flight currently is C$ 187. When looking at the most popular route, (Toronto Pearson Intl - Chicago O'Hare Intl), you can expect to pay C$ 210 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.

  • What is the cheapest month to book a flight from Niagara Falls to Chicago?

    Currently, January is the cheapest month in which you can book a flight from Niagara Falls to Chicago (average of C$ 261). Flying from Niagara Falls to Chicago in March is currently the most expensive (average of C$ 352). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Niagara Falls to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to O'Hare Intl flights
Pierre Elliott Trudeau Intl to O'Hare Intl flights
Toronto Island to Midway flights
Pearson Intl to Midway flights
Pierre Elliott Trudeau Intl to Midway flights
Toronto Island to O'Hare Intl flights
Pearson Intl to St. Louis flights
Ottawa to O'Hare Intl flights
Ottawa to Midway flights
Pierre Elliott Trudeau Intl to St. Louis flights
Region of Waterloo Intl to O'Hare Intl flights
Hamilton to O'Hare Intl flights
London to O'Hare Intl flights
Ottawa to St. Louis flights
Pearson Intl to Peoria flights
Kingston to O'Hare Intl flights
Pearson Intl to Moline flights
Ottawa to Champaign flights
Pearson Intl to Bloomington flights
Pearson Intl to Quincy flights
Sudbury to O'Hare Intl flights
Pearson Intl to Champaign flights

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 3 July 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 221AverageC$ 493FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Porter AirlinesCheapestC$ 230AverageC$ 335FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 276AverageC$ 392FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 292AverageC$ 435FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 422AverageC$ 608FlexibilityNo 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.