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 $80. United Airlines flights start at $83 while deals on Delta start at $93 one-way.

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 $83. On average you can expect to pay $1,304. The most popular route, (Chicago O'Hare Intl - Toronto Pearson Intl), can usually be booked for $157.

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: Royal Jordanian (97%), SkyWest Airlines (94%), Korean Air (93%).

What are the most popular airlines that fly from Chicago O'Hare Intl Airport to Niagara Falls?

Consider American Airlines, Air Canada or Porter Airlines when booking your flight. These represent the most popular airlines when flying from Chicago O'Hare Intl Airport to Niagara Falls.

What is the cheapest month to fly from Chicago O'Hare Intl Airport to Niagara Falls?

July can be a great time to fly to Niagara Falls from Chicago O'Hare Intl Airport with a flight ticket averaging about $294. Cheapflights users have found deals in the month of July for as cheap as $140. The most expensive prices can be found in the month of November.

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.

$80+ Flights from Chicago O'Hare Intl Airport to Niagara Falls

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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 59 days in advance, depart on a Friday or Thursday and return on a Friday

Cheap flight deals from O'Hare Intl to Niagara Falls

Round-trip from	$177 (United Airlines)
One-way from	$80 (Booking.com)
Popular in	February
Cheapest in	April
Average price	$293

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. 10% potential increase in price ($35 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 June 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 June 12, 2025.

Mon 9/292:00 pmORD - YYZ

Nonstop1h 43mAir Canada

Wed 10/14:40 pmYYZ - ORD

Nonstop1h 53mAir Canada

Deal found 6/12

$173

Thu 9/189:31 pmORD - YYZ

1 stop11h 33mUnited Airlines

Wed 9/245:15 pmYYZ - ORD

Nonstop1h 57mUnited Airlines

Deal found 6/10

$177

Tue 7/156:00 amORD - YYZ

1 stop5h 05mAmerican Airlines

Tue 7/153:45 pmYYZ - ORD

1 stop6h 46mAmerican Airlines

Deal found 6/12

$206

Sat 7/269:25 pmORD - YYZ

1 stop10h 54mMultiple Airlines

Sat 8/29:45 amYYZ - ORD

1 stop7h 48mMultiple Airlines

Deal found 6/11

$232

Tue 9/236:00 amORD - YYZ

1 stop4h 29mDelta

Wed 10/12:40 pmYYZ - ORD

1 stop5h 37mDelta

Deal found 6/11

$234

Best flights from O'Hare Intl to Niagara Falls
Discover carefully curated flight deals from O'Hare Intl to Niagara Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2025.

Fri 9/59:31 pmORD - YYZ

1 stop11h 33mUnited Airlines

Mon 9/89:00 pmYYZ - ORD

Nonstop2h 07mUnited Airlines

Deal found 6/10

$177

Mon 7/219:55 amORD - YYZ

Nonstop1h 45mAir Canada

Thu 7/248:15 amYYZ - ORD

Nonstop1h 54mAir Canada

Deal found 6/12

$185

Tue 7/156:00 amORD - YYZ

1 stop5h 05mAmerican Airlines

Tue 7/153:45 pmYYZ - ORD

1 stop6h 46mAmerican Airlines

Deal found 6/12

$206

Sat 7/269:25 pmORD - YYZ

1 stop10h 54mMultiple Airlines

Sat 8/29:45 amYYZ - ORD

1 stop7h 48mMultiple Airlines

Deal found 6/11

$232

Fri 8/299:10 amORD - YYZ

1 stop3h 22mDelta

Mon 9/16:30 amYYZ - ORD

1 stop7h 15mDelta

Deal found 6/10

$238

Last-minute flights from O'Hare Intl to Niagara Falls
Discover last-minute flight deals from O'Hare Intl to Niagara Falls. Data last updated June 12, 2025 and is based on user searches.

Tue 6/175:05 pmORD - YYZ

1 stop15h 16mWestJet

Wed 6/183:31 pmYYZ - ORD

1 stop5h 56mWestJet

Deal found 6/10

$421

Fri 6/205:15 pmORD - YYZ

1 stop4h 43mDelta

Sun 6/226:30 amYYZ - ORD

1 stop4h 33mDelta

Deal found 6/10

$247

Sat 6/215:55 pmORD - YYZ

Nonstop1h 49mUnited Airlines

Sat 8/27:00 amYYZ - ORD

Nonstop1h 59mUnited Airlines

Deal found 6/10

$219

Sat 6/218:25 pmORD - YYZ

Nonstop1h 45mAir Canada

Tue 8/56:15 amYYZ - ORD

1 stop4h 37mAir Canada

Deal found 6/11

$225

Sat 6/219:36 pmORD - YYZ

1 stop11h 45mAmerican Airlines

Tue 6/247:25 pmYYZ - ORD

1 stop5h 32mAmerican Airlines

Deal found 6/10

$246

Sat 6/218:25 pmORD - YYZ

Nonstop1h 45mMultiple Airlines

Sun 6/2912:30 amYYZ - ORD

1 stop8h 25mMultiple Airlines

Deal found 6/9

$331

Tue 6/246:00 amORD - YYZ

1 stop6h 37mDelta

Wed 7/26:30 amYYZ - ORD

1 stop7h 25mDelta

Deal found 6/9

$244

Sat 6/286:10 amORD - YYZ

1 stop14h 35mSun Country Air

Thu 7/311:40 amYYZ - ORD

1 stop26h 11mSun Country Air

Deal found 6/9

$362

Tue 7/157:04 amORD - YYZ

Nonstop1h 54mUnited Airlines

Tue 7/1512:45 pmYYZ - ORD

1 stop5h 07mUnited Airlines

Deal found 6/10

$196

Tue 7/156:00 amORD - YYZ

1 stop5h 05mAmerican Airlines

Tue 7/153:45 pmYYZ - ORD

1 stop6h 46mAmerican Airlines

Deal found 6/12

$206

Mon 7/219:55 amORD - YYZ

Nonstop1h 45mAir Canada

Thu 7/248:15 amYYZ - ORD

Nonstop1h 54mAir Canada

Deal found 6/12

$185

Sat 7/269:25 pmORD - YYZ

1 stop10h 54mMultiple Airlines

Sat 8/29:45 amYYZ - ORD

1 stop7h 48mMultiple Airlines

Deal found 6/11

$232

One-way flights from O'Hare Intl to Niagara Falls
Search for one-way flight options from O'Hare Intl to Niagara Falls. Find affordable one-way fares based on user searches. Data last updated June 12, 2025.

Sat 6/218:25 pmORD - YYZ

Nonstop1h 45mAir Canada

Deal found 6/11

$80

Mon 9/87:15 amORD - YYZ

1 stop5h 32mUnited Airlines

Deal found 6/12

$83

Wed 7/306:00 amORD - YYZ

1 stop4h 59mDelta

Deal found 6/11

$93

Mon 7/148:30 amORD - YYZ

2 stops12h 00mAmerican Airlines

Deal found 6/9

$98

Wed 7/910:00 amORD - YYZ

2 stops34h 08mMultiple Airlines

Deal found 6/10

$132

Wed 7/26:15 pmORD - YYZ

1 stop15h 25mSun Country Air

Deal found 6/12

$155

Tue 7/295:30 pmORD - YYZ

2 stops12h 17mWestJet

Deal found 6/12

$189

Cheapflights Fare Finder

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

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Mon 9/29

2:00 pm-4:43 pm

Nonstop1h 43m

Toronto Pearson Intl

Wed 10/1

4:40 pm-5:33 pm

Nonstop1h 53m

$173

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Thu 9/18

9:31 pm-10:04 am

1 stop11h 33m

Toronto Pearson Intl

Wed 9/24

5:15 pm-6:12 pm

Nonstop1h 57m

$177

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Tue 7/15

6:00 am-12:05 pm

1 stop5h 05m

Toronto Pearson Intl

Tue 7/15

3:45 pm-9:31 pm

1 stop6h 46m

$206

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Sat 7/26

9:25 pm-9:19 am

1 stop10h 54m

Toronto Pearson Intl

Sat 8/2

9:45 am-4:33 pm

1 stop7h 48m

$232

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Tue 9/23

7:00 am-11:29 am

1 stop3h 29m

Toronto Pearson Intl

Fri 9/26

3:59 pm-6:38 pm

1 stop3h 39m

$234

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Sat 6/21

8:25 pm-11:10 pm

Nonstop1h 45m

$80

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Mon 9/8

7:15 am-1:47 pm

1 stop5h 32m

$83

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Sat 7/26

5:20 pm-10:58 pm

1 stop4h 38m

$93

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Mon 7/14

8:30 am-9:30 pm

2 stops12h 00m

$98

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Tue 10/21

1:03 pm-2:05 pm

2 stops24h 02m

$129

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 12 results

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?

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 59 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 July is currently the most expensive (average of $353). 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?

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?

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Niagara Falls flight should consider departing on Friday mornings 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

The most flights from ORD 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 (27 on average).

Rainfall in Niagara Falls by month

In terms of precipitation, rainfall in Niagara Falls ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Niagara Falls when rainfall is around 2.0 in.

Temperature in Niagara Falls by month

If weather is an important factor for your trip to Niagara Falls, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Niagara Falls

See what other customers who have flown with Delta, United Airlines and American Airlines from Chicago to Niagara Falls have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,946 reviews

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

7,946 reviews

Delta

8.0

Very good

7,946 reviews

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

8,790 reviews

Delta

8.0

Very good

7,946 reviews

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

7,946 reviews

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

2,868 reviews

Delta

8.0

Very good

7,946 reviews

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

9,537 reviews

Delta

8.0

Very good

7,946 reviews

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

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 $80. United Airlines flights start at $83 while deals on Delta start at $93 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: Royal Jordanian (97%), SkyWest Airlines (94%), Korean Air (93%).
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 $83. On average you can expect to pay $1,304. The most popular route, (Chicago O'Hare Intl - Toronto Pearson Intl), can usually be booked for $157.
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 July is currently the most expensive (average of $353). 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

Alternative routes for O'Hare Intl to Niagara Falls

O'Hare Intl to Pearson Intl flights

O'Hare Intl to Pierre Elliott Trudeau Intl flights

Midway to Toronto Island flights

Midway to Pearson Intl flights

O'Hare Intl to Toronto Island flights

Midway to Pierre Elliott Trudeau Intl flights

O'Hare Intl to Ottawa flights

Midway to Ottawa flights

O'Hare Intl to Hamilton flights

O'Hare Intl to London flights

O'Hare Intl to Thunder Bay flights

Midway to Thunder Bay flights

O'Hare Intl to Kingston flights

Complete your trip

Niagara Falls car rentals

Toronto Pearson Intl Airport car rentals

Toronto Island Airport car rentals

Hamilton Airport car rentals

Toronto Region of Waterloo Intl Airport car rentals

Kitchener car rentals

Kingston car rentals

Top 4 airlines flying from O'Hare Intl to Niagara Falls

Airline	Cheapest	Average	Flexibility	On-time
Porter Airlines	Cheapest$109	Average$287	FlexibilityNo cancel fee	On-time52%
Air Canada	Cheapest$117	Average$287	FlexibilityNo cancel fee	On-time67%
United Airlines	Cheapest$136	Average$333	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$162	Average$371	FlexibilityNo cancel fee	On-time71%

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$80+ 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 6/21. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from O'Hare Intl to Niagara Falls with Cheapflights

1. Tell us where you want to go

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3. Compare prices and book

Cheapflights Tip: The best prices from Chicago O'Hare Intl to Niagara Falls are usually found in April or September, booked 59 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 June 12, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from O'Hare Intl to Niagara Falls

Cheapest flights from O'Hare Intl to Niagara FallsExplore 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 12, 2025.

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 12, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Niagara Falls that are best for you.

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.

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 June 9, 2025.

What is the cheapest month to book a 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 12, 2025.

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.

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

Rainfall in Niagara Falls by month

Plan your trip to Niagara Falls by taking into account the average rainfall totals by month.

Temperature in Niagara Falls by month

Plan your trip to Niagara Falls by taking into account the average temperature totals by month.

Reviews of airlines servicing Niagara Falls

See what other customers who have flown with Delta, United Airlines and American Airlines from Chicago to Niagara Falls have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

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

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

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

How can I 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?

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Niagara Falls?

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 O'Hare Intl to Niagara Falls

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from O'Hare Intl to Niagara Falls

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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 12, 2025.