Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Buffalo to Chicago from C$ 78

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Chicago departing on 11/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Buffalo to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
JetBlue Logo
7:00 a.m. - 1:10 p.m.BUF-ORD
7h 10m1 stop
JetBlue Logo
2:05 p.m. - 11:55 p.m.ORD-BUF
8h 50m1 stop
C$ 214JetBlue
Find Deal
Tue, 20 Jan - Tue, 10 Feb
Frontier Logo
1:04 p.m. - 11:28 p.m.BUF-ORD
11h 24m1 stop
Frontier Logo
5:01 a.m. - 1:47 p.m.ORD-BUF
7h 46m1 stop
C$ 215Frontier
Find Deal
Thu, 13 Nov - Sun, 16 Nov
American Airlines Logo
6:00 a.m. - 7:23 a.m.BUF-ORD
2h 23mdirect
American Airlines Logo
8:10 a.m. - 10:52 a.m.ORD-BUF
1h 42mdirect
C$ 343American Airlines
Find Deal
Tue, 20 Jan - Tue, 10 Feb
American Airlines Logo
6:00 a.m. - 7:23 a.m.BUF-ORD
2h 23mdirect
American Airlines Logo
11:51 a.m. - 10:40 p.m.ORD-BUF
9h 49m1 stop
C$ 352American Airlines
Find Deal
Tue, 20 Jan - Tue, 10 Feb
United Airlines Logo
7:00 a.m. - 8:05 a.m.BUF-ORD
2h 05mdirect
United Airlines Logo
10:35 a.m. - 1:12 p.m.ORD-BUF
1h 37mdirect
C$ 383United Airlines
Find Deal
Sun, 7 Dec - Wed, 10 Dec
United Airlines Logo
1:59 p.m. - 3:04 p.m.BUF-ORD
2h 05mdirect
United Airlines Logo
6:20 p.m. - 2:14 p.m.ORD-BUF
18h 54m2 stops
C$ 390United Airlines
Find Deal
Fri, 23 Jan - Fri, 23 Jan
Delta Logo
1:16 p.m. - 8:35 p.m.BUF-ORD
8h 19m1 stop
Delta Logo
9:41 a.m. - 10:33 p.m.ORD-BUF
11h 52m1 stop
C$ 400Delta
Find Deal
Thu, 18 Dec - Wed, 24 Dec
Delta Logo
12:10 p.m. - 6:43 p.m.BUF-ORD
7h 33m1 stop
Delta Logo
6:10 p.m. - 11:59 p.m.ORD-BUF
4h 49m1 stop
C$ 411Delta
Find Deal
Fri, 12 Dec - Sat, 13 Dec
Multiple Airlines Logo
11:57 a.m. - 11:06 p.m.BUF-ORD
12h 09m1 stop
Multiple Airlines Logo
6:48 a.m. - 4:20 p.m.ORD-BUF
8h 32m1 stop
C$ 488Multiple Airlines
Find Deal
Mon, 24 Nov - Mon, 1 Dec
Multiple Airlines Logo
11:57 a.m. - 9:01 a.m.BUF-ORD
22h 04m2 stops
Multiple Airlines Logo
6:48 a.m. - 4:20 p.m.ORD-BUF
8h 32m1 stop
C$ 547Multiple Airlines
Find Deal
Mon, 24 Nov - Mon, 1 Dec

JetBlue flights from Buffalo to Chicago

Our best JetBlue deals on Buffalo to Chicago flight tickets
JetBlue
20 Jan
BUF7:00 a.m.Buffalo
7h 10m
1 stop
ORD1:10 p.m.Chicago O'Hare Intl
10 Feb
ORD2:05 p.m.Chicago O'Hare Intl
8h 50m
1 stop
BUF11:55 p.m.Buffalo
C$ 214
Find similar
JetBlue
8 Jan
BUF2:45 p.m.Buffalo
6h 00m
1 stop
ORD7:45 p.m.Chicago O'Hare Intl
12 Jan
ORD2:05 p.m.Chicago O'Hare Intl
8h 50m
1 stop
BUF11:55 p.m.Buffalo
C$ 217
Find similar
JetBlue
7 Jan
BUF7:00 a.m.Buffalo
7h 10m
1 stop
ORD1:10 p.m.Chicago O'Hare Intl
9 Jan
ORD10:45 a.m.Chicago O'Hare Intl
7h 05m
1 stop
BUF6:50 p.m.Buffalo
C$ 253
Find similar

Frontier flights from Buffalo to Chicago

Our best Frontier deals on Buffalo to Chicago flight tickets
Frontier
13 Nov
BUF1:04 p.m.Buffalo
11h 24m
1 stop
ORD11:28 p.m.Chicago O'Hare Intl
16 Nov
ORD5:01 a.m.Chicago O'Hare Intl
7h 46m
1 stop
BUF1:47 p.m.Buffalo
C$ 215
Find similar
Frontier
31 Oct
BUF2:42 p.m.Buffalo
9h 57m
1 stop
ORD11:39 p.m.Chicago O'Hare Intl
2 Nov
ORD1:50 p.m.Chicago O'Hare Intl
5h 19m
1 stop
BUF8:09 p.m.Buffalo
C$ 320
Find similar
Frontier
1 Mar
BUF12:47 p.m.Buffalo
11h 48m
1 stop
ORD11:35 p.m.Chicago O'Hare Intl
3 Mar
ORD9:00 a.m.Chicago O'Hare Intl
7h 11m
1 stop
BUF5:11 p.m.Buffalo
C$ 392
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Buffalo to Chicago 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, momondo users made 96,600 searches. Data last updated 28 October 2025.
Use the filters below to find and compare flights from Buffalo to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BuffaloChicago

BUF - ORD

BUFORD

Buffalo

Tue 20/1

7:00 a.m.-1:10 p.m.

1 stop7h 10m

Chicago O'Hare Intl

Tue 10/2

2:05 p.m.-11:55 p.m.

1 stop8h 50m

C$ 214

BuffaloChicago

BUF - ORD

BUFORD

Buffalo

Thu 13/11

1:04 p.m.-11:28 p.m.

1 stop11h 24m

Chicago O'Hare Intl

Sun 16/11

5:01 a.m.-1:47 p.m.

1 stop7h 46m

C$ 215

BuffaloChicago

BUF - ORD

BUFORD

Buffalo

Tue 20/1

6:00 a.m.-7:23 a.m.

Nonstop2h 23m

Chicago O'Hare Intl

Tue 10/2

8:10 a.m.-10:52 a.m.

Nonstop1h 42m

C$ 343

BuffaloChicago

BUF - ORD

BUFORD

Buffalo

Tue 20/1

6:00 a.m.-7:23 a.m.

Nonstop2h 23m

Chicago O'Hare Intl

Tue 10/2

11:51 a.m.-10:40 p.m.

1 stop9h 49m

C$ 352

BuffaloChicago

BUF - ORD

BUFORD

Buffalo

Sun 7/12

7:00 a.m.-8:05 a.m.

Nonstop2h 05m

Chicago O'Hare Intl

Wed 10/12

10:35 a.m.-1:12 p.m.

Nonstop1h 37m

C$ 383

BuffaloChicago

BUF - ORD

BUFORD

Buffalo

Fri 23/1

1:59 p.m.-3:04 p.m.

Nonstop2h 05m

Chicago O'Hare Intl

Fri 23/1

6:20 p.m.-2:14 p.m.

2 stops18h 54m

C$ 390

BuffaloChicago

BUF - ORD

BUFORD

Buffalo

Thu 18/12

1:16 p.m.-8:35 p.m.

1 stop8h 19m

Chicago O'Hare Intl

Wed 24/12

9:41 a.m.-10:33 p.m.

1 stop11h 52m

C$ 400

BuffaloChicago

BUF - ORD

BUFORD

Buffalo

Fri 12/12

12:10 p.m.-6:43 p.m.

1 stop7h 33m

Chicago O'Hare Intl

Sat 13/12

6:10 p.m.-11:59 p.m.

1 stop4h 49m

C$ 411

BuffaloChicago

BUF - ORD

BUFORD

Buffalo

Mon 24/11

11:57 a.m.-11:06 p.m.

1 stop12h 09m

Chicago O'Hare Intl

Mon 1/12

6:48 a.m.-4:20 p.m.

1 stop8h 32m

C$ 488

BuffaloChicago

BUF - ORD

BUFORD

Buffalo

Mon 24/11

11:57 a.m.-9:01 a.m.

2 stops22h 04m

Chicago O'Hare Intl

Mon 1/12

6:48 a.m.-4:20 p.m.

1 stop8h 32m

C$ 547

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Chicago from

How to get the cheapest flight ticket from Buffalo to Chicago

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Chicago?

The month of September is another great option to travel to Chicago, with average flight prices from Buffalo averaging around C$ 376.

What is the cheapest day to depart on your flight to Chicago?

The cheapest day to depart on your flight to Chicago is on a Friday when prices can be found for as low as C$ 610. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around C$ 771. These prices are subject to change though, so be sure to set up a Price Alert for flights to Chicago.

What is the cheapest time of day to depart on your flight to Chicago?

In the evening is the cheapest time of day to fly from Buffalo to Chicago when you can find flight prices for as low as C$ 582. Flying to Chicago in the evening is an ideal time because this is during off-peak travel hours. At noon is when there is more demand to fly to Chicago, so prices are often more expensive at around C$ 899 per ticket.

What is the cheapest Buffalo to Chicago flight route?

Fly from Buffalo to Chicago Midway for the best Buffalo - Chicago flight prices

How far in advance should I book a flight to Chicago?

You are more likely to see cheaper flights to Chicago from Buffalo when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around C$ 474 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Buffalo for as low as C$ 355 on momondo.

What cabin class options are available on Buffalo to Chicago flights?

There are 4 cabin classes available to choose from on Buffalo to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Buffalo to Chicago flights?

You could potentially save up to 49% on your flight if you consider stops on a Buffalo to Chicago flight.

How have Buffalo to Chicago flight prices changed over time?

As of October 2025, prices for Buffalo to Chicago flights are approximately 28% cheaper when compared to flights at the same time last year.

When to book flights from Buffalo to Chicago

Are you open to changing your travel dates? Check out the ideal times to fly from Buffalo to Chicago according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Buffalo to Chicago (BUF to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Chicago

Best price found

C$ 291

Fastest flight time

1h 48m

Direct flights

Every day

Airports in Chicago

1 airport
The best one-way flight to Chicago from Buffalo in the past 72 hours is C$ 291. The best round-trip flight deal from Buffalo to Chicago found on momondo in the last 72 hours is C$ 437.
The fastest flight from Buffalo to Chicago takes 1h 48m
Direct flights go from Buffalo to Chicago every day.
There is 1 airport near Chicago: Chicago O'Hare Intl (ORD)
Search flight deals

  • How far is Buffalo to Chicago by plane?

    Chicago is 726.5 km away from Buffalo. In terms of flight time, this usually takes a little over 2h 03m.

  • When did momondo last update prices for flights from Buffalo Airport to Chicago?

    Prices for flights from Buffalo Airport to Chicago are updated daily.

  • How many operators does momondo search for flights from Buffalo Airport to Chicago?

  • How old do you have to be to fly from Buffalo Airport to Chicago?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Buffalo Airport to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The necessary travel and health documents for your Chicago trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Buffalo to Chicago?

  • What is the most popular airline from Buffalo to Chicago?

Best airlines flying from Buffalo to Chicago

Compare and see reviews for airlines that fly from Buffalo to Chicago with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom C$ 312Free CancellationRating
7.2
11,032 reviews
Search American Airlines flights
SouthwestPriceFrom C$ 324Free CancellationRating
8.0
4,240 reviews
Search Southwest flights
United AirlinesPriceFrom C$ 347Free CancellationRating
7.4
9,001 reviews
Search United Airlines flights

  • Southwest Flights From Buffalo to Chicago

    Southwest flies from Buffalo to Chicago around 8 times per week, with 4,240 momondo users rating the airline 8.0/10. The cheapest Southwest deal from Buffalo to Chicago in the last 72 hours was C$ 324 (round-trip), much lower than the average airfare cost of C$ 398 for Southwest flights on this route.

  • United Airlines Flights From Buffalo to Chicago

    Another popular option for Buffalo to Chicago flights is United Airlines (7.4/10, 9,001 ratings). United Airlines flies from Buffalo to Chicago around 22 times per week, with deals starting from C$ 347 round-trip and rising to an average price of around C$ 572.

Travelling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Munster
Hammond
Merrillville

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to Chicago?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Buffalo to Chicago. momondo saves you time and could save you money on your trip.

Can I find flights from Buffalo to Chicago with flexible booking policies on momondo?

Yes. All flights to Chicago from Buffalo on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Buffalo to Chicago?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Buffalo to Chicago.

I’m not ready to book a flight from Buffalo to Chicago right now. Can momondo alert me if prices change?

Price alerts on flights to Chicago from Buffalo are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Chicago trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 27/11
Thu 4/12
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 25.6 km from Chicago
Chicago Midway Airport
Chicago O'Hare Intl Airport