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Niagara Falls

$70+ 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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — YYZ
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago O'Hare Intl to Niagara Falls are usually found in April or September, booked 83 days in advance, depart on a Friday or Thursday and return on a Friday

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 July 31, 2025.

Round-trip from

$173
(United Airlines)

One-way from

$71
(TeaFlight)

Popular in

November

Cheapest in

April

Average price

$282
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. 8% potential increase in price ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 31, 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 7/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/46:15 amORD - YYZ
1 stop4h 23mDelta
Tue 10/145:00 pmYYZ - ORD
1 stop6h 26mDelta
Deal found 7/30$234

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 July 31, 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 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

Sat 10/4

7:10 am-11:20 am

1 stop3h 10m

Toronto Pearson Intl

Sun 10/12

12:14 pm-6:14 pm

1 stop7h 00m

$234

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

Mon 1/26

8:11 am-10:51 am

Nonstop1h 40m

$77

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Sat 9/20

6:44 pm-2:05 pm

1 stop18h 21m

$84

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Thu 10/2

7:00 am-5:28 pm

1 stop9h 28m

$89

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 11 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 July 25, 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 July 31, 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. Saturday afternoons 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 July 31, 2025.

The most flights from ORD to NI4 are scheduled on a Monday (65 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 July 31, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines 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.
Delta
8.0
Very good
7,980 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

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

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

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
8,902 reviews
Delta
8.0
Very good
7,980 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

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
7,980 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

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
2,977 reviews
Delta
8.0
Very good
7,980 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

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
9,842 reviews
Delta
8.0
Very good
7,980 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

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 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.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Niagara Falls one-way?

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at $71. United Airlines flights start at $74 while deals on American Airlines start at $77 one-way.

  • 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: SkyWest Airlines (91%), Envoy Air (84%), Japan 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 $69. On average you can expect to pay $1,454. The most popular route, (Chicago O'Hare Intl - Toronto Pearson Intl), can usually be booked for $168.

  • 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.

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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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$120Average$370FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$145Average$316FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$200Average$378FlexibilityNo cancel feeOn-time71%

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