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Niagara Falls

$75+ Cheap flights from O'Hare Intl (ORD) 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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — YYZ
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago O'Hare Intl to Niagara Falls are usually found in July or September, booked 83 days in advance, depart on a Thursday or Friday and return on a Saturday

Cheap flight deals from O'Hare Intl to Niagara Falls

Keep the following information in mind while searching for O'Hare Intl to Niagara Falls flight deals. Data was last updated September 11, 2025.

Round-trip from

$189
(Flightnetwork)

One-way from

$75
(Mytrip)

Popular in

November

Cheapest in

July

Average price

$242
From Chicago O'Hare Intl to Niagara Falls
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One-way flight from Chicago O'Hare Intl to Niagara Falls
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Highest demand for flights based on searches. 9% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from O'Hare Intl to Niagara Falls

Cheapest flights from O'Hare Intl to Niagara Falls
Explore the most affordable flight options available from O'Hare Intl to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Flightnetwork deal was found by Cheapflights users on 9/9. 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.
Tue 9/309:55 amORD - YYZ
Nonstop1h 42mAir Canada
Thu 10/28:15 amYYZ - ORD
Nonstop1h 54mAir Canada
Deal found 9/9$189
This Mytrip deal was found by Cheapflights users on 9/9. 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 10/410:40 amORD - YYZ
1 stop5h 44mAir Canada
Sun 10/56:15 amYYZ - ORD
1 stop4h 36mAir Canada
Deal found 9/9$194
This Mytrip deal was found by Cheapflights users on 9/9. 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.
Mon 10/207:43 pmORD - YYZ
1 stop17h 22mMultiple Airlines
Thu 10/236:30 amYYZ - ORD
1 stop10h 34mMultiple Airlines
Deal found 9/9$196
This Mytrip deal was found by Cheapflights users on 9/9. 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.
Fri 9/266:44 pmORD - YYZ
1 stop18h 21mMultiple Airlines
Tue 9/306:30 amYYZ - ORD
1 stop12h 09mMultiple Airlines
Deal found 9/9$199
This Mytrip deal was found by Cheapflights users on 9/9. 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.
Tue 10/217:43 pmORD - YYZ
1 stop17h 22mMultiple Airlines
Thu 10/236:30 amYYZ - ORD
1 stop10h 34mMultiple Airlines
Deal found 9/9$200
This Trip.com deal was found by Cheapflights users on 9/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/212:52 pmORD - YYZ
Nonstop1h 54mUnited Airlines
Sun 10/57:00 amYYZ - ORD
Nonstop1h 58mUnited Airlines
Deal found 9/9$201
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/19:20 pmORD - YYZ
1 stop11h 44mUnited Airlines
Thu 10/21:00 pmYYZ - ORD
Nonstop2h 01mUnited Airlines
Deal found 9/9$205
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/235:05 amORD - YYZ
1 stop8h 00mMultiple Airlines
Mon 10/274:00 pmYYZ - ORD
1 stop8h 44mMultiple Airlines
Deal found 9/9$207
This Mytrip deal was found by Cheapflights users on 9/9. 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.
Sun 9/285:05 amORD - YYZ
1 stop8h 00mMultiple Airlines
Tue 9/306:30 amYYZ - ORD
1 stop12h 09mMultiple Airlines
Deal found 9/9$210
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/210:11 amORD - YYZ
1 stop9h 56mMultiple Airlines
Sun 10/54:00 pmYYZ - ORD
1 stop26h 16mMultiple Airlines
Deal found 9/9$211

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl 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 September 11, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Niagara Falls that are best for you.

Fly from

O'Hare Intl

Fly to

Niagara Falls

Route

Depart

Return

Price

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Wed 10/8

7:10 am-9:58 am

Nonstop1h 48m

Toronto Pearson Intl

Sun 10/12

9:00 am-9:55 am

Nonstop1h 55m

$219

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Tue 10/7

12:52 pm-3:46 pm

Nonstop1h 54m

Toronto Pearson Intl

Wed 10/8

9:00 am-9:55 am

Nonstop1h 55m

$219

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Fri 11/7

1:19 pm-4:02 pm

Nonstop1h 43m

Toronto Pearson Intl

Mon 11/10

9:00 am-10:05 am

Nonstop2h 05m

$219

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Thu 11/6

4:50 pm-7:45 pm

Nonstop1h 55m

Toronto Pearson Intl

Sat 11/8

9:00 am-10:05 am

Nonstop2h 05m

$219

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Tue 10/21

12:52 pm-3:46 pm

Nonstop1h 54m

Toronto Pearson Intl

Thu 10/23

7:00 am-7:58 am

Nonstop1h 58m

$219

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Tue 10/14

9:20 pm-10:04 am

1 stop11h 44m

Toronto Pearson Intl

Thu 10/16

9:00 am-9:55 am

Nonstop1h 55m

$229

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Tue 10/7

8:50 am-2:19 pm

1 stop4h 29m

Toronto Pearson Intl

Tue 10/14

9:00 pm-10:07 pm

Nonstop2h 07m

$229

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Sun 11/9

8:50 am-11:46 pm

1 stop13h 56m

Toronto Pearson Intl

Mon 11/10

9:00 pm-10:05 pm

Nonstop2h 05m

$229

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Sun 10/5

10:45 am-5:14 pm

1 stop5h 29m

Toronto Pearson Intl

Tue 10/7

9:00 am-9:55 am

Nonstop1h 55m

$229

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Tue 10/14

9:12 pm-11:58 pm

Nonstop1h 46m

Toronto Pearson Intl

Mon 10/20

12:45 pm-7:58 pm

1 stop8h 13m

$234

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 24 results
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Best time to book a flight from O'Hare Intl to Niagara Falls

Have a flexible travel schedule? Discover the best time to fly to Niagara Falls from O'Hare Intl 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 O'Hare Intl Airport to Niagara Falls

How far ahead should I book a flight from Chicago O'Hare Intl Airport to Niagara Falls?

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Niagara Falls. Price data was last updated on August 29, 2025.

To ensure you get the cheapest price possible for a flight from Chicago O'Hare Intl Airport to Niagara Falls, you should look to book at least 83 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 O'Hare Intl Airport to Niagara Falls?

Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Niagara Falls (average of $243). Flying from Chicago O'Hare Intl Airport 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 ORD to NI4?

Find hourly flight availability from O'Hare Intl 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 September 11, 2025.

When flying from Chicago O'Hare Intl Airport to Niagara Falls, 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 Chicago O'Hare Intl Airport to Niagara Falls?

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to Niagara Falls. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Niagara Falls flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Chicago O'Hare Intl Airport to Niagara Falls

Explore weekly flight availability from O'Hare Intl 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 September 11, 2025.

The most flights from ORD to NI4 are scheduled on a Thursday (61 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (40 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 September 11, 2025.
Peruse reviews from past customers who have flown with United Airlines, American Airlines, and Air Canada from Chicago O'Hare Intl Airport to Niagara Falls to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.1
Good
10,000 reviews
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Niagara Falls. 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 Chicago O'Hare Intl Airport to Niagara Falls?

    Airlines like United Airlines fly from Chicago O'Hare Intl Airport to Niagara Falls in about 1h 48m. The time it takes to get you to your destination is usually consistent. There are 436 mi between Chicago O'Hare Intl Airport and Niagara Falls. All flights are typically nonstop.

  • What are the most reliable airlines from Chicago O'Hare Intl Airport to Niagara Falls?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Chicago O'Hare Intl Airport to Niagara Falls on time: Qatar Airways (85%), Envoy Air (80%), SkyWest Airlines (80%).

  • What are the cheapest flights from Chicago O'Hare Intl Airport to Niagara Falls?

    The cheapest flight price from Chicago O'Hare Intl Airport to Niagara Falls is $74. On average you can expect to pay $1,016. The most popular route, (Chicago O'Hare Intl - Toronto Pearson Intl), can usually be booked for $202.

  • Can I find deals for flights from O'Hare Intl to Niagara Falls that include hotel bookings?

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

  • How can I find direct flights from O'Hare Intl to Niagara Falls?

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

  • Can I find deals for business class flights from O'Hare Intl to Niagara Falls?

    Yes. Cheapflights offers flight deals from O'Hare Intl 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 O'Hare Intl Airport to Niagara Falls?

    Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Niagara Falls (average of $243). Flying from Chicago O'Hare Intl Airport 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.

See more FAQs

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Top 3 airlines flying from O'Hare Intl to Niagara Falls

Discover the top 3 airlines that operate flights from O'Hare Intl 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$118Average$270FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$146Average$306FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$221Average$390FlexibilityNo cancel feeOn-time71%

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