What are the cheapest airlines to fly from Chicago to Niagara-on-the-Lake one-way?

The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $83. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Chicago to Niagara-on-the-Lake for a low price.

In terms of precipitation, rainfall in Niagara-on-the-Lake 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-on-the-Lake when rainfall is around 2.0 in.

If weather is an important factor for your trip to Niagara-on-the-Lake, 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).

What are the cheapest flights from Chicago to Niagara-on-the-Lake?

Looking for the cheapest flight from Chicago to Niagara-on-the-Lake? While on average our users pay $948, our data indicates the cheapest price to be $71. The most popular route (Chicago O'Hare Intl - Toronto Pearson Intl), is priced around $146.

What are the most reliable airlines from Chicago to Niagara-on-the-Lake?

Consider Cathay Pacific (100%), Korean Air (93%) or Japan Airlines (92%) when booking your flight. These represent the most reliable airlines when flying from Chicago to Niagara-on-the-Lake.

What are the most popular airlines that fly from Chicago to Niagara-on-the-Lake?

Consider American Airlines, Air Canada or Porter Airlines when booking your flight. These represent the most popular airlines when flying from Chicago to Niagara-on-the-Lake.

How far in advance should I book a flight from Chicago to Niagara-on-the-Lake?

Travelers have found it’s best to book a flight 44 days in advance to save up to 92% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 44 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Chicago to Niagara-on-the-Lake 1-2 weeks in advance for as low as $343, or $421 for flights within the next 24 hours.

What is the cheapest month to fly from Chicago to Niagara-on-the-Lake?

The best pricing can be found in the month of July. Prices to Niagara-on-the-Lake from Chicago average $293. You can even find prices in July for less than $293, as users have found deals to Niagara-on-the-Lake from as low as $147. The month of November appears to be one of the more expensive times to travel to Niagara-on-the-Lake from Chicago. Flying in the targeted month can save you up to 16%.

Can I find deals for flights from Chicago to Niagara-on-the-Lake that include hotel bookings?

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

How can I find direct flights from Chicago to Niagara-on-the-Lake?

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

Can I find deals for business class flights from Chicago to Niagara-on-the-Lake?

Yes. Cheapflights offers flight deals from Chicago to Niagara-on-the-Lake by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$83+ Flights from Chicago to Niagara-on-the-Lake

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

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Cheapflights Tip: The best prices from Chicago to Niagara-on-the-Lake are usually found in April or May, booked 68 days in advance, depart on a Thursday or Friday and return on a Friday

Cheap flight deals from Chicago to Niagara-on-the-Lake

Round-trip from	$182 (United Airlines)
One-way from	$83 (EaseMyTrip)
Popular in	November
Cheapest in	April
Average price	$289

From Chicago (CHI) to Niagara-on-the-Lake

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One-way flight from Chicago (CHI) to Niagara-on-the-Lake

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Highest demand for flights based on searches. 4% potential increase in price ($15 potential increase over avg. RT price).

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Cheapest flight prices on average. 0% potential price decrease ($3 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 Chicago to Niagara-on-the-Lake

Cheapest flights from Chicago to Niagara-on-the-Lake
Explore the most affordable flight options available from Chicago to Niagara-on-the-Lake. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

Wed 9/36:20 pmORD - YYZ

Nonstop1h 42mUnited Airlines

Tue 9/92:00 pmYYZ - ORD

1 stop5h 54mUnited Airlines

Deal found 6/30

$182

Fri 8/88:25 pmORD - YYZ

Nonstop1h 45mAir Canada

Wed 8/136:15 amYYZ - ORD

1 stop4h 37mAir Canada

Deal found 6/30

$183

Wed 9/106:00 amORD - YYZ

1 stop5h 46mMultiple Airlines

Sat 9/134:00 pmYYZ - ORD

1 stop5h 11mMultiple Airlines

Deal found 6/30

$191

Wed 8/138:20 amORD - YYZ

1 stop5h 24mAmerican Airlines

Wed 8/135:59 pmYYZ - ORD

1 stop5h 50mAmerican Airlines

Deal found 6/30

$196

Thu 10/27:10 amORD - YYZ

1 stop7h 12mDelta

Tue 11/256:08 pmYYZ - ORD

1 stop3h 28mDelta

Deal found 6/28

$234

Sat 9/66:17 pmMDW - YYZ

1 stop3h 41mDelta

Sat 9/1312:14 pmYYZ - MDW

1 stop7h 21mDelta

Deal found 6/29

$234

Wed 10/81:05 pmMDW - YYZ

1 stop9h 48mWestJet

Mon 10/138:00 pmYYZ - MDW

2 stops14h 51mWestJet

Deal found 6/29

$308

Best flights from Chicago to Niagara-on-the-Lake
Discover carefully curated flight deals from Chicago to Niagara-on-the-Lake that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 30, 2025.

Wed 9/36:20 pmORD - YYZ

Nonstop1h 42mUnited Airlines

Tue 9/92:00 pmYYZ - ORD

1 stop5h 54mUnited Airlines

Deal found 6/30

$182

Fri 8/88:25 pmORD - YYZ

Nonstop1h 45mAir Canada

Wed 8/136:15 amYYZ - ORD

1 stop4h 37mAir Canada

Deal found 6/30

$183

Wed 9/106:00 amORD - YYZ

1 stop5h 46mMultiple Airlines

Sat 9/134:00 pmYYZ - ORD

1 stop5h 11mMultiple Airlines

Deal found 6/30

$191

Wed 8/138:20 amORD - YYZ

1 stop5h 24mAmerican Airlines

Wed 8/135:59 pmYYZ - ORD

1 stop5h 50mAmerican Airlines

Deal found 6/30

$196

Wed 9/39:10 amORD - YYZ

1 stop3h 22mDelta

Tue 9/92:30 pmYYZ - ORD

1 stop5h 44mDelta

Deal found 6/30

$234

Sat 9/139:20 amMDW - YYZ

2 stops14h 11mWestJet

Sat 9/206:00 amYYZ - MDW

1 stop12h 35mWestJet

Deal found 6/29

$310

Sat 9/66:17 pmMDW - YYZ

1 stop3h 41mDelta

Sat 9/1312:14 pmYYZ - MDW

1 stop7h 21mDelta

Deal found 6/29

$234

Last-minute flights from Chicago to Niagara-on-the-Lake
Discover last-minute flight deals from Chicago to Niagara-on-the-Lake. Data last updated June 30, 2025 and is based on user searches.

Sun 7/612:44 pmMDW - YYZ

1 stop8h 15mMultiple Airlines

Thu 7/1010:05 amYYZ - MDW

1 stop10h 36mMultiple Airlines

Deal found 6/29

$774

Mon 7/73:54 pmORD - YYZ

1 stop6h 16mDelta

Sat 8/166:30 amYYZ - ORD

1 stop4h 50mDelta

Deal found 6/30

$262

Mon 7/79:55 amORD - YYZ

Nonstop1h 45mAmerican Airlines

Tue 7/86:30 amYYZ - ORD

Nonstop1h 55mAmerican Airlines

Deal found 6/30

$302

Mon 7/78:50 amORD - YYZ

Nonstop1h 59mMultiple Airlines

Sat 7/1212:30 amYYZ - ORD

1 stop8h 25mMultiple Airlines

Deal found 6/29

$331

Tue 7/88:40 amORD - YYZ

1 stop7h 15mAir Canada

Thu 8/146:35 pmYYZ - ORD

Nonstop1h 54mAir Canada

Deal found 6/30

$195

Tue 7/89:24 amMDW - YYZ

1 stop8h 10mDelta

Tue 7/221:04 pmYYZ - MDW

1 stop5h 35mDelta

Deal found 6/27

$453

Tue 7/89:24 amMDW - YYZ

1 stop8h 10mWestJet

Mon 7/211:20 pmYYZ - MDW

1 stop9h 22mWestJet

Deal found 6/27

$466

Tue 7/88:40 amORD - YYZ

1 stop7h 15mAir Canada

Fri 8/156:35 pmYYZ - ORD

Nonstop1h 54mAir Canada

Deal found 6/30

$195

Thu 7/105:55 pmORD - YYZ

Nonstop1h 49mUnited Airlines

Thu 7/172:45 pmYYZ - ORD

Nonstop2h 05mUnited Airlines

Deal found 6/30

$189

Thu 7/105:55 pmORD - YYZ

Nonstop1h 49mWestJet

Mon 7/143:55 pmYYZ - ORD

1 stop5h 29mWestJet

Deal found 6/30

$309

Thu 7/105:55 pmORD - YYZ

Nonstop1h 49mUnited Airlines

Sat 8/167:00 amYYZ - ORD

Nonstop1h 59mUnited Airlines

Deal found 6/30

$189

Fri 7/185:08 pmORD - YYZ

1 stop4h 50mDelta

Tue 7/222:30 pmYYZ - ORD

1 stop7h 19mDelta

Deal found 6/28

$246

One-way flights from Chicago to Niagara-on-the-Lake
Search for one-way flight options from Chicago to Niagara-on-the-Lake. Find affordable one-way fares based on user searches. Data last updated June 30, 2025.

Thu 8/1410:40 amORD - YYZ

1 stop5h 15mAir Canada

Deal found 6/30

$83

Thu 8/149:50 amORD - YYZ

1 stop4h 46mAmerican Airlines

Deal found 6/30

$84

Thu 7/319:14 pmORD - YYZ

Nonstop1h 44mUnited Airlines

Deal found 6/28

$86

Tue 9/29:30 amMDW - YYZ

1 stop6h 53mDelta

Deal found 6/27

$89

Sun 8/109:00 amORD - YYZ

1 stop7h 15mDelta

Deal found 6/30

$95

Fri 8/17:50 amORD - YYZ

2 stops15h 43mWestJet

Deal found 6/28

$125

Tue 7/229:24 amMDW - YYZ

1 stop8h 10mWestJet

Deal found 6/28

$126

Fri 7/184:37 pmORD - YYZ

1 stop27h 31mMultiple Airlines

Deal found 6/28

$145

Mon 7/148:35 amMDW - YYZ

1 stop14h 24mMultiple Airlines

Deal found 6/30

$182

Cheapflights Fare Finder

Use the filters below to find and compare flights from Chicago to Niagara-on-the-Lake that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Wed 9/3

6:20 pm-9:02 pm

Nonstop1h 42m

Toronto Pearson Intl

Tue 9/9

2:00 pm-6:54 pm

1 stop5h 54m

$182

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Fri 8/8

8:25 pm-11:10 pm

Nonstop1h 45m

Toronto Pearson Intl

Wed 8/13

6:15 am-9:52 am

1 stop4h 37m

$183

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Wed 9/10

6:00 am-12:46 pm

1 stop5h 46m

Toronto Pearson Intl

Sat 9/13

4:00 pm-8:11 pm

1 stop5h 11m

$191

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Wed 8/13

8:20 am-2:44 pm

1 stop5h 24m

Toronto Pearson Intl

Wed 8/13

5:59 pm-10:49 pm

1 stop5h 50m

$196

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Wed 9/3

9:10 am-1:32 pm

1 stop3h 22m

Toronto Pearson Intl

Tue 9/9

2:30 pm-7:14 pm

1 stop5h 44m

$234

ChicagoToronto

MDW - YYZ

MDWYYZ

Chicago Midway

Sat 9/6

6:17 pm-10:58 pm

1 stop3h 41m

Toronto Pearson Intl

Sat 9/13

12:14 pm-6:35 pm

1 stop7h 21m

$234

ChicagoToronto

MDW - YYZ

MDWYYZ

Chicago Midway

Wed 10/8

1:05 pm-11:53 pm

1 stop9h 48m

Toronto Pearson Intl

Mon 10/13

8:00 pm-9:51 am

2 stops14h 51m

$308

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Thu 8/14

10:40 am-4:55 pm

1 stop5h 15m

$83

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Thu 8/14

9:50 am-3:36 pm

1 stop4h 46m

$84

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Thu 7/31

9:14 pm-11:58 pm

Nonstop1h 44m

$86

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 16 results

Best time to book a flight from Chicago to Niagara-on-the-Lake

Have a flexible travel schedule? Discover the best time to fly to Niagara-on-the-Lake 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-on-the-Lake

How far ahead should I book a flight from Chicago to Niagara-on-the-Lake?

To ensure you get the cheapest price possible for a flight from Chicago to Niagara-on-the-Lake, 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-on-the-Lake?

Currently, January is the cheapest month in which you can book a flight from Chicago to Niagara-on-the-Lake (average of $243). Flying from Chicago to Niagara-on-the-Lake in July is currently the most expensive (average of $349). 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 N1A?

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

What is the cheapest day to fly from Chicago to Niagara-on-the-Lake?

Travelers seeking maximum savings on their Chicago to Niagara-on-the-Lake 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-on-the-Lake

The most flights from CHI to N1A are scheduled on a Friday (64 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (47 on average).

Reviews of airlines servicing Niagara-on-the-Lake

Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Chicago to Niagara-on-the-Lake. 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

7,973 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

7,973 reviews

Delta

8.0

Very good

7,973 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

8,852 reviews

Delta

8.0

Very good

7,973 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

7,973 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

2,908 reviews

Delta

8.0

Very good

7,973 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

9,654 reviews

Delta

8.0

Very good

7,973 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 to Niagara-on-the-Lake one-way?
The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $83. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Chicago to Niagara-on-the-Lake for a low price.
What are the most reliable airlines from Chicago to Niagara-on-the-Lake?
Consider Cathay Pacific (100%), Korean Air (93%) or Japan Airlines (92%) when booking your flight. These represent the most reliable airlines when flying from Chicago to Niagara-on-the-Lake.
What are the cheapest flights from Chicago to Niagara-on-the-Lake?
Looking for the cheapest flight from Chicago to Niagara-on-the-Lake? While on average our users pay $948, our data indicates the cheapest price to be $71. The most popular route (Chicago O'Hare Intl - Toronto Pearson Intl), is priced around $146.
Can I find deals for flights from Chicago to Niagara-on-the-Lake that include hotel bookings?
Yes. In addition to deals on Chicago to Niagara-on-the-Lake flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Chicago to Niagara-on-the-Lake?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Niagara-on-the-Lake.
Can I find deals for business class flights from Chicago to Niagara-on-the-Lake?
Yes. Cheapflights offers flight deals from Chicago to Niagara-on-the-Lake 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-on-the-Lake?
Currently, January is the cheapest month in which you can book a flight from Chicago to Niagara-on-the-Lake (average of $243). Flying from Chicago to Niagara-on-the-Lake in July is currently the most expensive (average of $349). 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 Chicago to Niagara-on-the-Lake

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

St. Louis to Pearson Intl flights

St. Louis to Pierre Elliott Trudeau Intl flights

O'Hare Intl to Ottawa flights

Midway to Ottawa flights

O'Hare Intl to Hamilton flights

St. Louis to Ottawa flights

Moline to Pearson Intl flights

O'Hare Intl to Thunder Bay flights

O'Hare Intl to London flights

Springfield to Pearson Intl flights

Midway to Thunder Bay flights

Evansville to Pearson Intl flights

Dubuque to Pearson Intl flights

Peoria to Pierre Elliott Trudeau Intl flights

Bloomington to Pierre Elliott Trudeau Intl flights

Evansville to Pierre Elliott Trudeau Intl flights

Champaign to Pearson Intl flights

O'Hare Intl to Kingston flights

Bloomington to Ottawa flights

Complete your trip

Toronto Pearson Intl Airport car rentals

Toronto Island Airport car rentals

Hamilton Airport car rentals

Toronto Region of Waterloo Intl Airport car rentals

Niagara Falls car rentals

Kingston car rentals

Kitchener car rentals

Top 4 airlines flying from Chicago to Niagara-on-the-Lake

Airline	Cheapest	Average	Flexibility	On-time
Porter Airlines	Cheapest$109	Average$292	FlexibilityNo cancel fee	On-time52%
Air Canada	Cheapest$119	Average$373	FlexibilityNo cancel fee	On-time67%
United Airlines	Cheapest$138	Average$327	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$181	Average$375	FlexibilityNo cancel fee	On-time71%

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$83+ Cheap flights from Chicago (CHI) to Niagara-on-the-Lake, 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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Chicago to Niagara-on-the-Lake 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 to Niagara-on-the-Lake are usually found in April or May, booked 68 days in advance, depart on a Thursday or Friday and return on a Friday

Cheap flight deals from Chicago to Niagara-on-the-Lake

Keep the following information in mind while searching for Chicago to Niagara-on-the-Lake flight deals. Data was last updated June 30, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Chicago to Niagara-on-the-Lake

Cheapest flights from Chicago to Niagara-on-the-LakeExplore the most affordable flight options available from Chicago to Niagara-on-the-Lake. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

Explore the most affordable flight options available from Chicago to Niagara-on-the-Lake. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Chicago to Niagara-on-the-Lake that are best for you.

Best time to book a flight from Chicago to Niagara-on-the-Lake

Have a flexible travel schedule? Discover the best time to fly to Niagara-on-the-Lake from Chicago with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Chicago to Niagara-on-the-Lake

How far ahead should I book a flight from Chicago to Niagara-on-the-Lake?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Niagara-on-the-Lake. Price data was last updated on June 27, 2025.

What is the cheapest month to book a flight from Chicago to Niagara-on-the-Lake?

What is the cheapest time of day to fly from CHI to N1A?

Find hourly flight availability from Chicago to Niagara-on-the-Lake. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 30, 2025.

What is the cheapest day to fly from Chicago to Niagara-on-the-Lake?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Niagara-on-the-Lake. Price data was last updated on June 29, 2025.

Weekly flight availability from Chicago to Niagara-on-the-Lake

Reviews of airlines servicing Niagara-on-the-Lake

Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Chicago to Niagara-on-the-Lake. 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 Chicago to Niagara-on-the-Lake. 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-on-the-Lake one-way?

What are the most reliable airlines from Chicago to Niagara-on-the-Lake?

What are the cheapest flights from Chicago to Niagara-on-the-Lake?

Can I find deals for flights from Chicago to Niagara-on-the-Lake that include hotel bookings?

How can I find direct flights from Chicago to Niagara-on-the-Lake?

Can I find deals for business class flights from Chicago to Niagara-on-the-Lake?

What is the cheapest month to book a flight from Chicago to Niagara-on-the-Lake?

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 Chicago to Niagara-on-the-Lake

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

Top 4 airlines flying from Chicago to Niagara-on-the-Lake

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Cheapest flights from Chicago to Niagara-on-the-Lake
Explore the most affordable flight options available from Chicago to Niagara-on-the-Lake. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.