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Niagara Falls

$70+ Cheap flights from Chicago (CHI) to Niagara Falls, Canada

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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — YYZ
Aug 6 — Aug 131
Wed 8/6
Wed 8/13
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago to Niagara Falls are usually found in June or April, booked 68 days in advance, depart on a Friday or Thursday and return on a Friday

Cheap flight deals from Chicago to Niagara Falls

Keep the following information in mind while searching for Chicago to Niagara Falls flight deals. Data was last updated August 1, 2025.

Round-trip from

$173
(American Airlines)

One-way from

$70
(Booking.com)

Popular in

December

Cheapest in

June

Average price

$292
From Chicago (CHI) to Niagara Falls
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One-way flight from Chicago (CHI) to Niagara Falls
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Highest demand for flights based on searches. 8% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Chicago to Niagara Falls

Cheapest flights from Chicago to Niagara Falls
Explore the most affordable flight options available from Chicago to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2025.

This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/38:50 amORD - YYZ
1 stop4h 29mUnited Airlines
Wed 9/35:15 pmYYZ - ORD
Nonstop1h 57mUnited Airlines
Deal found 7/30$173
This Flightnetwork deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1312:00 pmORD - YYZ
Nonstop1h 38mAir Canada
Sat 9/202:10 pmYYZ - ORD
Nonstop1h 54mAir Canada
Deal found 7/30$174
This American Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/36:10 amORD - YYZ
1 stop4h 49mAmerican Airlines
Wed 9/33:45 pmYYZ - ORD
1 stop5h 42mAmerican Airlines
Deal found 7/30$189
This Mytrip deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/136:44 pmORD - YYZ
1 stop18h 21mMultiple Airlines
Sat 9/202:10 pmYYZ - ORD
Nonstop1h 54mMultiple Airlines
Deal found 7/30$202
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/309:10 amORD - YYZ
1 stop7h 13mDelta
Sat 10/46:13 pmYYZ - ORD
1 stop4h 21mDelta
Deal found 7/31$233
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/109:30 amMDW - YYZ
1 stop6h 53mDelta
Sat 9/136:00 amYYZ - MDW
1 stop8h 03mDelta
Deal found 7/31$233
This FlightHub deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2112:43 pmMDW - YYZ
1 stop8h 15mWestJet
Fri 8/2211:33 amYYZ - MDW
1 stop11h 11mWestJet
Deal found 7/31$304

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago to Niagara Falls 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 2,558,603 searches. Data last updated August 1, 2025.
Use the filters below to find and compare flights from Chicago to Niagara Falls that are best for you.

Fly from

Chicago

Fly to

Niagara Falls

Route

Depart

Return

Price

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Wed 9/3

8:50 am-2:19 pm

1 stop4h 29m

Toronto Pearson Intl

Wed 9/3

5:15 pm-6:12 pm

Nonstop1h 57m

$173

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Sat 9/13

12:00 pm-2:38 pm

Nonstop1h 38m

Toronto Pearson Intl

Sat 9/20

2:10 pm-3:04 pm

Nonstop1h 54m

$174

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Wed 9/3

6:10 am-11:59 am

1 stop4h 49m

Toronto Pearson Intl

Wed 9/3

3:45 pm-8:27 pm

1 stop5h 42m

$189

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Sat 9/13

6:44 pm-2:05 pm

1 stop18h 21m

Toronto Pearson Intl

Sat 9/20

2:10 pm-3:04 pm

Nonstop1h 54m

$202

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Tue 9/30

9:10 am-5:23 pm

1 stop7h 13m

Toronto Pearson Intl

Sat 10/4

6:13 pm-9:34 pm

1 stop4h 21m

$233

ChicagoToronto

MDW - YYZ

MDWYYZ

Chicago Midway

Wed 9/10

9:30 am-5:23 pm

1 stop6h 53m

Toronto Pearson Intl

Sat 9/13

6:00 am-1:03 pm

1 stop8h 03m

$233

ChicagoToronto

MDW - YYZ

MDWYYZ

Chicago Midway

Thu 8/21

12:43 pm-9:58 pm

1 stop8h 15m

Toronto Pearson Intl

Fri 8/22

11:33 am-9:44 pm

1 stop11h 11m

$304

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Wed 10/8

9:55 am-12:37 pm

Nonstop1h 42m

$70

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Thu 9/4

9:12 pm-11:58 pm

Nonstop1h 46m

$74

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Sat 11/1

8:15 am-6:29 pm

1 stop9h 14m

$77

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 16 results
1
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Best time to book a flight from Chicago to Niagara Falls

Have a flexible travel schedule? Discover the best time to fly to Niagara Falls from Chicago 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 Chicago to Niagara Falls

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

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Niagara Falls. Price data was last updated on July 25, 2025.

To ensure you get the cheapest price possible for a flight from Chicago to Niagara Falls, you should look to book at least 68 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Chicago to Niagara Falls (average of $243). Flying from Chicago to Niagara Falls in August is currently the most expensive (average of $348). 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 CHI to NI4?

Find hourly flight availability from Chicago to Niagara Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 1, 2025.

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

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

Use this chart to determine the cheapest time to fly round-trip from Chicago to Niagara Falls. Price data was last updated on July 27, 2025.

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

Weekly flight availability from Chicago to Niagara Falls

Explore weekly flight availability from Chicago to Niagara Falls. 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 August 1, 2025.

The most flights from CHI to NI4 are scheduled on a Thursday (62 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (44 on average).

Reviews of airlines servicing Niagara Falls

Get insights into the airlines that provide service to Niagara Falls. 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 Niagara Falls. Reviews last updated August 1, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Chicago to Niagara Falls 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
7,983 reviews

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

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
7,983 reviews
Delta
8.0
Very good
7,983 reviews

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

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
8,904 reviews
Delta
8.0
Very good
7,983 reviews

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

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
7,983 reviews

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

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
2,980 reviews
Delta
8.0
Very good
7,983 reviews

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

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
9,855 reviews
Delta
8.0
Very good
7,983 reviews

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

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

    For one-way options, check prices for Air Canada. According to our data, you can fly for as low as $70. Users have also found prices from $74 and $89 on United Airlines and Delta, respectively.

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

    Consider SkyWest Airlines (91%), Envoy Air (84%) or Japan Airlines (80%) when booking your flight. These represent the most reliable airlines when flying from Chicago to Niagara Falls.

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

    Looking for the cheapest flight from Chicago to Niagara Falls? While on average our users pay $1,454, our data indicates the cheapest price to be $69. The most popular route (Chicago O'Hare Intl - Toronto Pearson Intl), is priced around $168.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Chicago 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.

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

    Currently, January is the cheapest month in which you can book a flight from Chicago to Niagara Falls (average of $243). Flying from Chicago to Niagara Falls in August is currently the most expensive (average of $348). 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.

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Alternative routes for Chicago to Niagara Falls

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Pearson Intl flights
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Top 4 airlines flying from Chicago to Niagara Falls

Discover the top 4 airlines that operate flights from Chicago to Niagara Falls. 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 2,558,603 searches. Data last updated August 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$120Average$370FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$145Average$316FlexibilityNo cancel feeOn-time69%
Porter AirlinesCheapest$187Average$277FlexibilityNo cancel feeOn-time52%
American AirlinesCheapest$200Average$378FlexibilityNo cancel feeOn-time71%

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