How long is the flight from Niagara Falls to Chicago O'Hare Intl Airport?

There are many flights that can get you from Niagara Falls to Chicago O'Hare Intl Airport in 16h 50m. Fly via WestJet to get the fastest option. There are 702 km between Niagara Falls and Chicago O'Hare Intl Airport.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 43.0 - 125.0 mm per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 43.0 mm.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

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

While on average a flight from Niagara Falls to Chicago O'Hare Intl Airport is generally C$ 1,651, our data shows the cheapest flight currently is C$ 240. When looking at the most popular route, (Toronto Pearson Intl - Chicago O'Hare Intl), you can expect to pay C$ 271 for that flight.

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

American Airlines, Air Canada and Porter Airlines are the most popular airlines when flying from Niagara Falls to Chicago O'Hare Intl Airport.

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

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, July can be a great choice for travel to Chicago O'Hare Intl Airport. Flights to Chicago O'Hare Intl Airport from Niagara Falls in July are about C$ 353 on average during July, but can be found for as low as C$ 192.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Niagara Falls to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 177+ Cheap Flights from Niagara Falls to Chicago O'Hare Intl Airport

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

Airfare is below average for this route at the moment. Niagara Falls to Chicago O'Hare Intl Airport flights typically cost between C$ 320 and C$ 558 in October. The cheapest round-trip price found within the last 3 days was C$ 271 on Multiple Airlines (20 Oct-23 Oct).

Cheapflights Tip: The best prices from Niagara Falls to Chicago O'Hare Intl are usually found in April or May, booked 64 days in advance, depart on a Friday or Saturday and return on a Saturday

Cheap flight deals from Niagara Falls to O'Hare Intl

Round-trip from	C$ 271
One-way from	C$ 177
Popular in	January
Cheapest in	April
Average price	C$ 415

20/10-23/10
2 total stops
15h 58m total
Niagara Falls to Chicago

Search Deals

20/10
1 total stop
8h 44m total
Niagara Falls to Chicago

Search Deals

Highest demand for flights based on searches. 9% potential increase in price (C$ 60 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (C$ 8 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Niagara Falls to O'Hare Intl

Cheapest flights from Niagara Falls to O'Hare Intl
Explore the most affordable flight options available from Niagara Falls to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 septembre 2025.

lun. 20/104:00 p.m.YYZ - ORD

1 stop8h 44mMultiple Airlines

jeu. 23/1012:53 p.m.ORD - YYZ

1 stop7h 14mMultiple Airlines

Deal found 14/9C$ 271

dim. 19/104:00 p.m.YYZ - ORD

1 stop24h 49mMultiple Airlines

jeu. 23/107:43 p.m.ORD - YYZ

1 stop17h 22mMultiple Airlines

Deal found 14/9C$ 281

lun. 20/104:00 p.m.YYZ - ORD

1 stop8h 44mMultiple Airlines

jeu. 30/107:06 p.m.ORD - YYZ

1 stop25h 01mMultiple Airlines

Deal found 14/9C$ 282

lun. 3/114:00 p.m.YYZ - ORD

1 stop7h 39mMultiple Airlines

jeu. 6/116:06 p.m.ORD - YYZ

1 stop26h 01mMultiple Airlines

Deal found 14/9C$ 285

lun. 3/114:00 p.m.YYZ - ORD

1 stop7h 39mMultiple Airlines

jeu. 13/116:06 p.m.ORD - YYZ

1 stop26h 01mMultiple Airlines

Deal found 13/9C$ 287

dim. 9/114:00 p.m.YYZ - ORD

1 stop19h 42mMultiple Airlines

jeu. 13/116:06 p.m.ORD - YYZ

1 stop26h 01mMultiple Airlines

Deal found 13/9C$ 288

dim. 19/104:00 p.m.YYZ - ORD

1 stop24h 49mMultiple Airlines

ven. 24/105:05 a.m.ORD - YYZ

1 stop8h 00mMultiple Airlines

Deal found 14/9C$ 291

lun. 13/104:00 p.m.YYZ - ORD

1 stop8h 44mMultiple Airlines

ven. 24/107:20 p.m.ORD - YYZ

1 stop24h 47mMultiple Airlines

Deal found 13/9C$ 293

lun. 20/104:00 p.m.YYZ - ORD

1 stop8h 44mMultiple Airlines

ven. 31/105:25 a.m.ORD - YYZ

1 stop13h 35mMultiple Airlines

Deal found 13/9C$ 299

Best flights from Niagara Falls to O'Hare Intl
Discover carefully curated flight deals from Niagara Falls to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 15 septembre 2025.

mar. 4/116:30 p.m.YYZ - ORD

2 stops16h 50mWestJet

sam. 8/115:20 a.m.ORD - YYZ

1 stop15h 35mWestJet

Deal found 14/9C$ 368

sam. 25/102:45 p.m.YYZ - ORD

Nonstop2h 03mUnited Airlines

dim. 26/109:20 p.m.ORD - YYZ

Nonstop1h 39mUnited Airlines

Deal found 13/9C$ 381

mar. 4/112:30 p.m.YYZ - ORD

1 stop5h 55mWestJet

lun. 10/118:55 a.m.ORD - YYZ

1 stop4h 53mWestJet

Deal found 13/9C$ 381

lun. 3/119:45 a.m.YYZ - ORD

1 stop11h 38mWestJet

mer. 12/116:45 a.m.ORD - YYZ

1 stop3h 39mWestJet

Deal found 13/9C$ 381

mer. 22/106:09 p.m.YYZ - ORD

1 stop3h 14mWestJet

lun. 27/107:10 a.m.ORD - YYZ

1 stop6h 35mWestJet

Deal found 13/9C$ 381

mer. 29/106:15 a.m.YYZ - ORD

1 stop5h 05mWestJet

dim. 2/115:20 a.m.ORD - YYZ

1 stop4h 50mWestJet

Deal found 14/9C$ 381

dim. 23/1112:08 p.m.YYZ - ORD

1 stop9h 21mWestJet

dim. 30/116:45 a.m.ORD - YYZ

1 stop9h 30mWestJet

Deal found 13/9C$ 381

jeu. 6/116:15 a.m.YYZ - ORD

1 stop4h 28mWestJet

dim. 9/116:45 a.m.ORD - YYZ

1 stop15h 20mWestJet

Deal found 13/9C$ 381

mar. 4/117:55 a.m.YYZ - ORD

1 stop9h 39mWestJet

ven. 7/117:10 a.m.ORD - YYZ

1 stop9h 09mWestJet

Deal found 13/9C$ 381

mar. 21/106:09 p.m.YYZ - ORD

1 stop3h 14mWestJet

lun. 27/1010:30 a.m.ORD - YYZ

1 stop3h 15mWestJet

Deal found 14/9C$ 388

mer. 8/107:55 a.m.YYZ - ORD

1 stop12h 30mWestJet

dim. 12/106:08 a.m.ORD - YYZ

2 stops10h 55mWestJet

Deal found 15/9C$ 388

mar. 21/106:09 p.m.YYZ - ORD

1 stop3h 14mWestJet

dim. 2/117:10 a.m.ORD - YYZ

1 stop6h 35mWestJet

Deal found 13/9C$ 388

Direct flights from Niagara Falls to O'Hare Intl
Explore direct flight options from Niagara Falls to O'Hare Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 15 septembre 2025.

mar. 28/106:30 p.m.YYZ - ORD

Nonstop2h 00mAir Canada

mar. 4/112:00 p.m.ORD - YYZ

Nonstop1h 39mAir Canada

Deal found 13/9C$ 354

sam. 4/106:30 p.m.YYZ - ORD

Nonstop1h 54mAir Canada

lun. 6/108:25 p.m.ORD - YYZ

Nonstop1h 43mAir Canada

Deal found 13/9C$ 365

jeu. 16/102:10 p.m.YYZ - ORD

Nonstop1h 54mAir Canada

lun. 20/108:25 p.m.ORD - YYZ

Nonstop1h 43mAir Canada

Deal found 14/9C$ 370

mer. 29/108:15 a.m.YYZ - ORD

Nonstop2h 00mAir Canada

mer. 5/1110:00 a.m.ORD - YYZ

Nonstop1h 40mAir Canada

Deal found 13/9C$ 371

jeu. 23/109:00 a.m.YYZ - ORD

Nonstop1h 55mUnited Airlines

jeu. 30/107:10 a.m.ORD - YYZ

Nonstop1h 48mUnited Airlines

Deal found 13/9C$ 381

dim. 12/107:00 a.m.YYZ - ORD

Nonstop1h 58mUnited Airlines

sam. 18/109:12 p.m.ORD - YYZ

Nonstop1h 46mUnited Airlines

Deal found 13/9C$ 382

jeu. 16/1011:00 a.m.YYZ - ORD

Nonstop2h 03mUnited Airlines

dim. 19/106:01 p.m.ORD - YYZ

Nonstop1h 43mUnited Airlines

Deal found 14/9C$ 386

sam. 11/105:15 p.m.YYZ - ORD

Nonstop2h 07mUnited Airlines

dim. 12/1010:48 a.m.ORD - YYZ

Nonstop1h 54mUnited Airlines

Deal found 14/9C$ 396

lun. 13/107:00 a.m.YYZ - ORD

Nonstop1h 58mAir Canada

lun. 20/108:25 p.m.ORD - YYZ

Nonstop1h 43mAir Canada

Deal found 14/9C$ 400

Last-minute flights from Niagara Falls to O'Hare Intl
Discover last-minute flight deals from Niagara Falls to O'Hare Intl. Data last updated 15 septembre 2025 and is based on user searches.

lun. 13/104:00 p.m.YYZ - ORD

1 stop8h 44mMultiple Airlines

jeu. 23/1012:53 p.m.ORD - YYZ

1 stop7h 14mMultiple Airlines

Deal found 13/9C$ 293

dim. 19/104:00 p.m.YYZ - ORD

1 stop24h 49mMultiple Airlines

jeu. 23/107:43 p.m.ORD - YYZ

1 stop17h 22mMultiple Airlines

Deal found 14/9C$ 281

dim. 19/104:00 p.m.YYZ - ORD

1 stop24h 49mMultiple Airlines

ven. 24/105:05 a.m.ORD - YYZ

1 stop8h 00mMultiple Airlines

Deal found 14/9C$ 291

lun. 20/104:00 p.m.YYZ - ORD

1 stop8h 44mMultiple Airlines

jeu. 23/1012:53 p.m.ORD - YYZ

1 stop7h 14mMultiple Airlines

Deal found 14/9C$ 271

lun. 20/104:00 p.m.YYZ - ORD

1 stop8h 44mMultiple Airlines

mer. 22/107:43 p.m.ORD - YYZ

1 stop17h 22mMultiple Airlines

Deal found 15/9C$ 275

lun. 20/104:00 p.m.YYZ - ORD

1 stop8h 44mMultiple Airlines

jeu. 6/116:06 p.m.ORD - YYZ

1 stop26h 01mMultiple Airlines

Deal found 14/9C$ 282

lun. 20/104:00 p.m.YYZ - ORD

1 stop8h 44mMultiple Airlines

jeu. 30/107:06 p.m.ORD - YYZ

1 stop25h 01mMultiple Airlines

Deal found 13/9C$ 284

lun. 20/104:00 p.m.YYZ - ORD

1 stop8h 44mMultiple Airlines

ven. 31/105:25 a.m.ORD - YYZ

1 stop13h 35mMultiple Airlines

Deal found 13/9C$ 299

lun. 20/104:00 p.m.YYZ - ORD

1 stop8h 44mMultiple Airlines

ven. 7/115:59 p.m.ORD - YYZ

1 stop19h 41mMultiple Airlines

Deal found 14/9C$ 300

One-way flights from Niagara Falls to O'Hare Intl
Search for one-way flight options from Niagara Falls to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated 15 septembre 2025.

lun. 20/104:00 p.m.YYZ - ORD

1 stop8h 44mMultiple Airlines

Deal found 13/9C$ 177

lun. 27/104:00 p.m.YYZ - ORD

1 stop8h 44mMultiple Airlines

Deal found 12/9C$ 181

dim. 19/104:00 p.m.YYZ - ORD

1 stop24h 49mMultiple Airlines

Deal found 14/9C$ 183

lun. 10/114:00 p.m.YYZ - ORD

1 stop5h 31mMultiple Airlines

Deal found 14/9C$ 184

dim. 9/114:00 p.m.YYZ - ORD

1 stop19h 42mMultiple Airlines

Deal found 12/9C$ 185

lun. 13/104:00 p.m.YYZ - ORD

1 stop8h 44mMultiple Airlines

Deal found 13/9C$ 187

dim. 26/104:00 p.m.YYZ - ORD

1 stop24h 49mMultiple Airlines

Deal found 14/9C$ 195

jeu. 2/106:30 a.m.YYZ - ORD

1 stop17h 18mMultiple Airlines

Deal found 13/9C$ 199

mer. 15/106:30 a.m.YYZ - ORD

1 stop18h 15mMultiple Airlines

Deal found 14/9C$ 201

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

mar. 4/11

6:30 p.m.-10:20 a.m.

2 stops16h 50m

Chicago O'Hare Intl

sam. 8/11

5:20 a.m.-9:55 p.m.

1 stop15h 35m

C$ 368

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

sam. 25/10

2:45 p.m.-3:48 p.m.

Nonstop2h 03m

Chicago O'Hare Intl

dim. 26/10

9:20 p.m.-11:59 p.m.

Nonstop1h 39m

C$ 381

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

mar. 4/11

2:30 p.m.-7:25 p.m.

1 stop5h 55m

Chicago O'Hare Intl

lun. 10/11

8:55 a.m.-2:48 p.m.

1 stop4h 53m

C$ 381

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

lun. 3/11

9:45 a.m.-8:23 p.m.

1 stop11h 38m

Chicago O'Hare Intl

mer. 12/11

6:45 a.m.-11:24 a.m.

1 stop3h 39m

C$ 381

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

mer. 22/10

6:09 p.m.-8:23 p.m.

1 stop3h 14m

Chicago O'Hare Intl

lun. 27/10

7:10 a.m.-2:45 p.m.

1 stop6h 35m

C$ 381

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

mer. 29/10

6:15 a.m.-10:20 a.m.

1 stop5h 05m

Chicago O'Hare Intl

dim. 2/11

5:20 a.m.-11:10 a.m.

1 stop4h 50m

C$ 381

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

dim. 23/11

12:08 p.m.-8:29 p.m.

1 stop9h 21m

Chicago O'Hare Intl

dim. 30/11

6:45 a.m.-5:15 p.m.

1 stop9h 30m

C$ 381

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

jeu. 6/11

6:15 a.m.-9:43 a.m.

1 stop4h 28m

Chicago O'Hare Intl

dim. 9/11

6:45 a.m.-11:05 p.m.

1 stop15h 20m

C$ 381

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

mar. 4/11

7:55 a.m.-4:34 p.m.

1 stop9h 39m

Chicago O'Hare Intl

ven. 7/11

7:10 a.m.-5:19 p.m.

1 stop9h 09m

C$ 381

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

mar. 21/10

6:09 p.m.-8:23 p.m.

1 stop3h 14m

Chicago O'Hare Intl

lun. 27/10

10:30 a.m.-2:45 p.m.

1 stop3h 15m

C$ 388

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Showing 1-10 of 20 results

Best time to book a flight from Niagara Falls to O'Hare Intl

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

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

The price you pay for your flight from Niagara Falls to Chicago O'Hare Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 64 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Niagara Falls to Chicago O'Hare Intl Airport (average of C$ 261). Flying from Niagara Falls to Chicago O'Hare Intl Airport in March is currently the most expensive (average of C$ 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 NI4 to ORD?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Niagara Falls to Chicago O'Hare Intl Airport as you normally would.

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

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

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

The most flights from NI4 to ORD are scheduled on a Monday (62 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (52 on average).

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

Reviews of airlines servicing O'Hare Intl

Check out reviews from past customers who have flown with Porter Airlines,United Airlines, andAmerican Airlines from Niagara Falls to Chicago O'Hare Intl Airport 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

7.9

Good

363 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

Porter Airlines

7.9

Good

363 reviews

Porter Airlines

7.9

Good

363 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Anonymous,Sep 2025

YYZ - OPO

United Airlines

7.4

Good

8,931 reviews

Porter Airlines

7.9

Good

363 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Anonymous,Sep 2025

YYZ - OPO

American Airlines

7.2

Good

10,000 reviews

Porter Airlines

7.9

Good

363 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Anonymous,Sep 2025

YYZ - OPO

WestJet

7.2

Good

3,091 reviews

Porter Airlines

7.9

Good

363 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Anonymous,Sep 2025

YYZ - OPO

Air Canada

7.1

Good

10,000 reviews

Porter Airlines

7.9

Good

363 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Anonymous,Sep 2025

YYZ - OPO

Related info for your journey

How long is the flight from Niagara Falls to Chicago O'Hare Intl Airport?
There are many flights that can get you from Niagara Falls to Chicago O'Hare Intl Airport in 16h 50m. Fly via WestJet to get the fastest option. There are 702 km between Niagara Falls and Chicago O'Hare Intl Airport.
What are the most reliable airlines from Niagara Falls to Chicago O'Hare Intl Airport?
The top 3 most reliable airlines when flying from Niagara Falls to Chicago O'Hare Intl Airport are EVA Air (83%), SkyWest Airlines (83%) and ANA (83%).
What are the cheapest flights from Niagara Falls to Chicago O'Hare Intl Airport?
While on average a flight from Niagara Falls to Chicago O'Hare Intl Airport is generally C$ 1,651, our data shows the cheapest flight currently is C$ 240. When looking at the most popular route, (Toronto Pearson Intl - Chicago O'Hare Intl), you can expect to pay C$ 271 for that flight.
Can I find deals for flights from Niagara Falls to O'Hare Intl that include hotel bookings?
Yes. In addition to deals on Niagara Falls to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Niagara Falls to O'Hare Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Niagara Falls to O'Hare Intl.
Can I find deals for business class flights from Niagara Falls to O'Hare Intl?
Yes. Cheapflights offers flight deals from Niagara Falls to O'Hare Intl 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 Niagara Falls to Chicago O'Hare Intl Airport?
Currently, January is the cheapest month in which you can book a flight from Niagara Falls to Chicago O'Hare Intl Airport (average of C$ 261). Flying from Niagara Falls to Chicago O'Hare Intl Airport in March is currently the most expensive (average of C$ 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

Evanston

Des Plaines

Elk Grove Village

Skokie

Downers Grove

Naperville

Bolingbrook

Romeoville

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Top 5 airlines flying from Niagara Falls to O'Hare Intl

Airline	Cheapest	Average	Flexibility	On-time
Porter Airlines	CheapestC$ 196	AverageC$ 275	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Air Canada	CheapestC$ 265	AverageC$ 434	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
American Airlines	CheapestC$ 268	AverageC$ 489	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
United Airlines	CheapestC$ 277	AverageC$ 418	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
WestJet	CheapestC$ 383	AverageC$ 586	FlexibilityNo cancel fee	On-time60%	Search WestJet flights

Fly with Cheapflights

How does Cheapflights help users find flights from Niagara Falls to O'Hare Intl?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Niagara Falls to O'Hare Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Niagara Falls to O'Hare Intl?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Niagara Falls to O'Hare Intl.

Can Cheapflights find flights from Niagara Falls to O'Hare Intl with no change fees?

Yes, we can. To see specific flights from Niagara Falls to O'Hare Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Niagara Falls to O'Hare Intl become cheaper?

Not ready to book yet? You can track prices for flights from Niagara Falls to O'Hare Intl on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from Niagara Falls to Chicago O'Hare Intl Airport from C$ 177

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 20/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Niagara Falls to Chicago O'Hare Intl are usually found in April or May, booked 64 days in advance, depart on a Friday or Saturday and return on a Saturday

Cheap flight deals from Niagara Falls to O'Hare Intl

Keep the following information in mind while searching for Niagara Falls to O'Hare Intl flight deals. Data was last updated 15 septembre 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Niagara Falls to O'Hare Intl

Cheapest flights from Niagara Falls to O'Hare IntlExplore the most affordable flight options available from Niagara Falls to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 septembre 2025.

Explore the most affordable flight options available from Niagara Falls to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 septembre 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Niagara Falls to O'Hare Intl

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Use this chart to determine the optimal time to book a round-trip flight from Niagara Falls to O'Hare Intl. Price data was last updated on 12 September 2025.

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What is the cheapest time of day to fly from NI4 to ORD?

Find hourly flight availability from Niagara Falls to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 septembre 2025.

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

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

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

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Reviews of airlines servicing O'Hare Intl

Related info for your journey

Find useful and relevant information for your journey from Niagara Falls to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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Alternative routes for Niagara Falls to O'Hare Intl

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Top 5 airlines flying from Niagara Falls to O'Hare Intl

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Cheapest flights from Niagara Falls to O'Hare Intl
Explore the most affordable flight options available from Niagara Falls to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 septembre 2025.