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Niagara Falls

$108+ Cheap flights from O'Hare Intl (ORD) to Niagara Falls, ON, 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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — YYZ
Jul 29 — Aug 51
Wed 7/29
Wed 8/5
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago O'Hare Intl to Niagara Falls are usually found in January or September, booked 90 days in advance, depart on a Thursday or Wednesday and return on a Friday

Cheap 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 June 29, 2026.

This Booking.com deal was found by Cheapflights users on 6/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/93:45 pm
ORD
-
YYZ
Nonstop1h 45m
Air Canada
Sat 10/104:00 pm
YYZ
-
ORD
1 stop5h 12m
Air Canada
Deal found 6/25$239
This Gotogate deal was found by Cheapflights users on 6/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/302:15 pm
ORD
-
YYZ
Nonstop1h 46m
Air Canada
Mon 8/36:55 pm
YYZ
-
ORD
Nonstop1h 57m
Air Canada
Deal found 6/28$249
This Booking.com deal was found by Cheapflights users on 6/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/93:45 pm
ORD
-
YYZ
Nonstop1h 44m
Air Canada
Sun 7/128:05 am
YYZ
-
ORD
Nonstop1h 55m
Air Canada
Deal found 6/25$250
This Booking.com deal was found by Cheapflights users on 6/26. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/102:15 pm
ORD
-
YYZ
Nonstop1h 46m
Air Canada
Sun 7/128:05 am
YYZ
-
ORD
Nonstop1h 55m
Air Canada
Deal found 6/26$252
This Flightnetwork deal was found by Cheapflights users on 6/29. 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.
Mon 8/245:35 pm
ORD
-
YYZ
Nonstop1h 45m
Air Canada
Wed 8/266:55 pm
YYZ
-
ORD
Nonstop1h 57m
Air Canada
Deal found 6/29$254
This Gotogate deal was found by Cheapflights users on 6/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/245:35 pm
ORD
-
YYZ
Nonstop1h 45m
Air Canada
Sat 8/293:00 pm
YYZ
-
ORD
1 stop6h 05m
Air Canada
Deal found 6/28$255
This Booking.com deal was found by Cheapflights users on 6/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/169:50 am
ORD
-
YYZ
Nonstop1h 45m
Air Canada
Sun 7/198:05 am
YYZ
-
ORD
Nonstop1h 55m
Air Canada
Deal found 6/29$256
This Gotogate deal was found by Cheapflights users on 6/24. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/189:50 am
ORD
-
YYZ
Nonstop1h 45m
Air Canada
Wed 7/224:00 pm
YYZ
-
ORD
Nonstop1h 57m
Air Canada
Deal found 6/24$257
This Mytrip deal was found by Cheapflights users on 6/29. 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.
Thu 8/139:50 am
ORD
-
YYZ
Nonstop1h 45m
Air Canada
Thu 8/2012:25 pm
YYZ
-
ORD
Nonstop1h 57m
Air Canada
Deal found 6/29$258
This Jettzy deal was found by Cheapflights users on 6/27. 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 Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/122:15 pm
ORD
-
YYZ
Nonstop1h 46m
Air Canada
Wed 8/192:00 pm
YYZ
-
ORD
Nonstop1h 55m
Air Canada
Deal found 6/27$259
This Flightnetwork deal was found by Cheapflights users on 6/29. 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.
Fri 7/248:40 pm
ORD
-
YYZ
Nonstop1h 45m
Air Canada
Wed 7/2912:25 pm
YYZ
-
ORD
Nonstop1h 57m
Air Canada
Deal found 6/29$260

Find 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 June 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$249
(Gotogate)

One-way from

$108
(SmartFares)

Popular in

March

Cheapest in

January

Average price

$302
Provider with most accurate pricing for Chicago (CHI)-Toronto (YTO) flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Toronto (YTO) flights.
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From Chicago O'Hare Intl to Niagara Falls
Search Deals
One-way flight from Chicago O'Hare Intl to Niagara Falls
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($15 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 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 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 June 29, 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Fri 9/25

5:53 pm-8:44 pm

Nonstop1h 51m

Toronto Pearson Intl

Tue 9/29

10:30 am-2:52 pm

1 stop5h 22m

$282

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Fri 9/18

8:42 am-7:02 pm

1 stop9h 20m

Toronto Pearson Intl

Sun 9/20

12:25 pm-1:23 pm

Nonstop1h 58m

$283

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Fri 8/28

2:52 pm-5:56 pm

Nonstop2h 04m

Toronto Pearson Intl

Fri 9/11

4:00 pm-8:12 pm

1 stop5h 12m

$294

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Tue 7/14

5:55 pm-8:44 pm

Nonstop1h 49m

Toronto Pearson Intl

Wed 7/15

11:00 am-12:00 pm

Nonstop2h 00m

$298

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Mon 9/21

8:55 am-3:15 pm

1 stop5h 20m

Toronto Pearson Intl

Fri 9/25

12:08 pm-6:26 pm

1 stop7h 18m

$298

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Thu 9/10

5:10 pm-10:59 pm

1 stop4h 49m

Toronto Pearson Intl

Mon 9/14

2:24 pm-6:26 pm

1 stop5h 02m

$298
Quickest round-trip

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Fri 7/24

9:20 pm-11:59 pm

Nonstop1h 39m

Toronto Pearson Intl

Mon 7/27

10:15 am-11:21 am

Nonstop2h 06m

$298

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Mon 8/17

4:35 pm-7:37 pm

Nonstop2h 02m

Toronto Pearson Intl

Sat 8/29

2:00 pm-2:55 pm

Nonstop1h 55m

$298

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Mon 7/27

3:53 pm-11:54 pm

1 stop7h 01m

Toronto Pearson Intl

Sun 8/2

8:45 am-9:45 am

Nonstop2h 00m

$308

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Tue 7/14

6:30 am-2:19 pm

1 stop6h 49m

Toronto Pearson Intl

Sun 7/19

10:15 am-11:21 am

Nonstop2h 06m

$308

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/26

Showing 1-10 of 24 resultsSorted by cheapest first
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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

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 June 29, 2026.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 30% on flights from Chicago O'Hare Intl Airport to Niagara Falls by exploring options for tickets in the morning.

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 June 29, 2026.

The most flights from ORD to NI4 are scheduled on a Monday (70 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (35 on average).

How much does it cost to fly round-trip from Chicago O'Hare Intl Airport to Niagara Falls?

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 June 20, 2026.

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

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 June 29, 2026.
Peruse reviews from past customers who have flown with Porter Airlines,Qantas Airways, andUnited 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.
Porter Airlines
8.0
Very good
441 reviews

Crew

8.6

Entertainment

6.9

Overall

8.0

Boarding

8.2

Comfort

8.0

Food

7.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

YYJ - YYZ

Always great! The Flight Attendants are always polite and attentive! The Polite was great and reminded us all that it was Valentine's Day!
Porter Airlines
8.0
Very good
441 reviews
Porter Airlines
8.0
Very good
441 reviews

Crew

8.6

Entertainment

6.9

Overall

8.0

Boarding

8.2

Comfort

8.0

Food

7.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

YYJ - YYZ

Always great! The Flight Attendants are always polite and attentive! The Polite was great and reminded us all that it was Valentine's Day!
Qantas Airways
7.5
Good
1,054 reviews
Porter Airlines
8.0
Very good
441 reviews

Crew

8.6

Entertainment

6.9

Overall

8.0

Boarding

8.2

Comfort

8.0

Food

7.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

YYJ - YYZ

Always great! The Flight Attendants are always polite and attentive! The Polite was great and reminded us all that it was Valentine's Day!
United Airlines
7.4
Good
9,894 reviews
Porter Airlines
8.0
Very good
441 reviews

Crew

8.6

Entertainment

6.9

Overall

8.0

Boarding

8.2

Comfort

8.0

Food

7.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

YYJ - YYZ

Always great! The Flight Attendants are always polite and attentive! The Polite was great and reminded us all that it was Valentine's Day!
American Airlines
7.1
Good
11,768 reviews
Porter Airlines
8.0
Very good
441 reviews

Crew

8.6

Entertainment

6.9

Overall

8.0

Boarding

8.2

Comfort

8.0

Food

7.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

YYJ - YYZ

Always great! The Flight Attendants are always polite and attentive! The Polite was great and reminded us all that it was Valentine's Day!
Air Canada
7.1
Good
11,270 reviews
Porter Airlines
8.0
Very good
441 reviews

Crew

8.6

Entertainment

6.9

Overall

8.0

Boarding

8.2

Comfort

8.0

Food

7.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

YYJ - YYZ

Always great! The Flight Attendants are always polite and attentive! The Polite was great and reminded us all that it was Valentine's Day!

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 45m. 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 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 $69. United Airlines flights start at $69 while deals on American Airlines start at $79 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: Atlas Air (100%), EVA Air (100%), Korean Air (91%).

  • 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 $107. On average you can expect to pay $1,713. The most popular route, (Chicago O'Hare Intl - Toronto Pearson Intl), can usually be booked for $263.

  • 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.

See more FAQs

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Top 6 airlines flying from O'Hare Intl to Niagara Falls

Discover the top 6 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 June 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$114Average$275FlexibilityNo cancel feeOn-time67%
Qantas AirwaysCheapest$160Average$403FlexibilityNo cancel feeOn-time74%
WestJetCheapest$170Average$319FlexibilityNo cancel feeOn-time60%
United AirlinesCheapest$189Average$315FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$209Average$369FlexibilityNo cancel feeOn-time71%
Porter AirlinesCheapest$278Average$404FlexibilityNo cancel feeOn-time52%

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