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$54+ Cheap flights from Chicago (CHI) to Buffalo (BUF)

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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BUF
Sep 17 — Sep 241
From?
To?
Tue 9/17
Tue 9/24
1 adult, Economy
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Find cheap flights from Chicago to Buffalo with Cheapflights

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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The best prices from Chicago to Buffalo are usually found in February or August, booked 82 days in advance, depart on a Saturday or Thursday and return on a Wednesday

Cheap flight deals from Chicago to Buffalo

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Buffalo (BUF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 12, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

December

Cheapest in

February

Round-trip from

$110
(Mytrip)

One-way from

$54
(Frontier)
Provider with most accurate pricing for Chicago (CHI)-Buffalo flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Buffalo flights.
Search Deals
High demand for flights, 15% potential price rise
Search Deals
Best time to find cheap flights, 26% potential price drop
Search Deals
From Chicago (CHI) to Buffalo
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One-way flight from Chicago (CHI) to Buffalo
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Cheap Chicago to Buffalo flights in September & October 2024

Find cheap flight options from Chicago to Buffalo specifically for the months of September and October 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,854,678 searches. Prices were last updated on September 12, 2024.
Listed are some of the best fares we've found on flights departing from Chicago to Buffalo in 2024. More deals are always being added, so be sure to check back regularly.
This Mytrip deal was found by Cheapflights users on 9/10. 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.
Sat 10/267:19 pmORD - BUF
1 stop11h 48mFrontier
Wed 11/66:46 pmBUF - ORD
1 stop7h 17mFrontier
Deal found 9/10$110
This Mytrip deal was found by Cheapflights users on 9/11. 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 10/109:04 amMDW - BUF
1 stop25h 24mFrontier
Sat 10/121:28 pmBUF - MDW
1 stop25h 27mFrontier
Deal found 9/11$155
This JetBlue deal was found by Cheapflights users on 9/12. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/318:41 amORD - BUF
1 stop7h 23mJetBlue
Tue 11/510:10 amBUF - ORD
1 stop6h 58mJetBlue
Deal found 9/12$186
This American Airlines deal was found by Cheapflights users on 9/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/246:00 amORD - BUF
1 stop10h 29mAmerican Airlines
Sat 9/2810:08 amBUF - ORD
1 stop8h 36mAmerican Airlines
Deal found 9/11$223
This CheapOair deal was found by Cheapflights users on 9/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/118:26 pmORD - BUF
1 stop15h 02mMultiple Airlines
Sun 10/1311:47 amBUF - ORD
1 stop7h 51mMultiple Airlines
Deal found 9/11$239
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/266:15 pmORD - BUF
Nonstop1h 41mUnited Airlines
Wed 11/67:00 amBUF - ORD
Nonstop1h 57mUnited Airlines
Deal found 9/10$252
This Southwest deal was found by Cheapflights users on 9/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2612:00 pmMDW - BUF
Nonstop1h 25mSouthwest
Tue 10/296:45 pmBUF - MDW
Nonstop1h 40mSouthwest
Deal found 9/11$253
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/266:00 amMDW - BUF
1 stop5h 01mDelta
Wed 11/612:01 pmBUF - MDW
1 stop6h 02mDelta
Deal found 9/10$271
This Southwest deal was found by Cheapflights users on 9/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2611:05 amORD - BUF
1 stop5h 10mSouthwest
Wed 11/611:15 amBUF - ORD
2 stops11h 45mSouthwest
Deal found 9/10$276

Chicago to Buffalo 2024 flight deals

Discover exclusive flight deals for travel between Chicago and Buffalo in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,854,678 searches. Data last updated September 12, 2024.
Listed are some of the best fares we've found on flights departing from Chicago to Buffalo in 2024. More deals are always being added, so be sure to check back regularly.
This Mytrip deal was found by Cheapflights users on 9/10. 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.
Sat 10/267:19 pmORD - BUF
1 stop11h 48mFrontier
Wed 11/66:46 pmBUF - ORD
1 stop7h 17mFrontier
Deal found 9/10$110
This Mytrip deal was found by Cheapflights users on 9/11. 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 10/109:04 amMDW - BUF
1 stop25h 24mFrontier
Sat 10/121:28 pmBUF - MDW
1 stop25h 27mFrontier
Deal found 9/11$155
This JetBlue deal was found by Cheapflights users on 9/12. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/318:41 amORD - BUF
1 stop7h 23mJetBlue
Tue 11/510:10 amBUF - ORD
1 stop6h 58mJetBlue
Deal found 9/12$186
This American Airlines deal was found by Cheapflights users on 9/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/246:00 amORD - BUF
1 stop10h 29mAmerican Airlines
Sat 9/2810:08 amBUF - ORD
1 stop8h 36mAmerican Airlines
Deal found 9/11$223
This CheapOair deal was found by Cheapflights users on 9/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/118:26 pmORD - BUF
1 stop15h 02mMultiple Airlines
Sun 10/1311:47 amBUF - ORD
1 stop7h 51mMultiple Airlines
Deal found 9/11$239
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/266:15 pmORD - BUF
Nonstop1h 41mUnited Airlines
Wed 11/67:00 amBUF - ORD
Nonstop1h 57mUnited Airlines
Deal found 9/10$252
This Southwest deal was found by Cheapflights users on 9/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2612:00 pmMDW - BUF
Nonstop1h 25mSouthwest
Tue 10/296:45 pmBUF - MDW
Nonstop1h 40mSouthwest
Deal found 9/11$253
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/265:45 pmMDW - BUF
1 stop3h 32mDelta
Tue 10/2912:56 pmBUF - MDW
1 stop5h 33mDelta
Deal found 9/11$271
This Southwest deal was found by Cheapflights users on 9/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2611:05 amORD - BUF
1 stop5h 10mSouthwest
Wed 11/611:15 amBUF - ORD
2 stops11h 45mSouthwest
Deal found 9/10$276

Chicago to Buffalo flights leaving soon

Find last-minute flight options from Chicago to Buffalo for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,854,678 searches. Data last updated September 12, 2024.
Have a look at some of the flights available from Chicago to Buffalo departing last-minute. It's wise to confirm all flight details are correct before booking.
This CheapOair deal was found by Cheapflights users on 9/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/195:58 pmORD - BUF
1 stop21h 24mFrontier
Mon 9/2312:05 pmBUF - ORD
1 stop8h 26mFrontier
Deal found 9/12$212
This Frontier deal was found by Cheapflights users on 9/11. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/206:05 amMDW - BUF
1 stop11h 22mFrontier
Sun 9/2212:42 pmBUF - MDW
1 stop6h 03mFrontier
Deal found 9/11$268
This American Airlines deal was found by Cheapflights users on 9/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/187:00 amORD - BUF
1 stop9h 29mAmerican Airlines
Sat 9/2110:08 amBUF - ORD
1 stop8h 36mAmerican Airlines
Deal found 9/11$328
This Delta deal was found by Cheapflights users on 9/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/217:30 amORD - BUF
1 stop11h 22mDelta
Sat 9/288:00 amBUF - ORD
1 stop10h 30mDelta
Deal found 9/12$358
This JetBlue deal was found by Cheapflights users on 9/12. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/209:25 amORD - BUF
1 stop4h 40mJetBlue
Sat 9/2111:06 amBUF - ORD
1 stop7h 09mJetBlue
Deal found 9/12$485
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/206:08 pmORD - BUF
Nonstop1h 41mUnited Airlines
Sun 9/226:04 pmBUF - ORD
Nonstop1h 51mUnited Airlines
Deal found 9/10$531
This Southwest deal was found by Cheapflights users on 9/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/218:45 amMDW - BUF
Nonstop1h 35mSouthwest
Tue 9/246:00 amBUF - MDW
1 stop6h 25mSouthwest
Deal found 9/11$541
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1810:38 amMDW - BUF
1 stop5h 33mDelta
Sat 9/2112:03 pmBUF - MDW
1 stop6h 27mDelta
Deal found 9/11$550
This Southwest deal was found by Cheapflights users on 9/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/194:00 pmORD - BUF
1 stop5h 50mSouthwest
Mon 9/2310:50 amBUF - ORD
2 stops12h 10mSouthwest
Deal found 9/10$555

One-way flights to Buffalo from Chicago

Search for one-way flight options from Chicago to Buffalo. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,854,678 searches. Data last updated September 12, 2024.
Take a look at some of the one-way flights we've detected from Chicago to Buffalo. For those needing a return trip from Chicago, there is a search form available above.
This Frontier deal was found by Cheapflights users on 9/11. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/116:00 amMDW - BUF
1 stop9h 20mFrontier
Deal found 9/11$54
This Frontier deal was found by Cheapflights users on 9/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1311:37 amORD - BUF
1 stop5h 20mFrontier
Deal found 9/10$54
This JetBlue deal was found by Cheapflights users on 9/12. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/99:56 amORD - BUF
1 stop6h 38mJetBlue
Deal found 9/12$93
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1212:25 pmORD - BUF
1 stop9h 23mAmerican Airlines
Deal found 9/10$117
This Southwest deal was found by Cheapflights users on 9/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2310:30 amMDW - BUF
Nonstop1h 25mSouthwest
Deal found 9/12$119
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/96:00 amMDW - BUF
1 stop5h 01mDelta
Deal found 9/11$128
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/157:30 pmORD - BUF
1 stop3h 29mDelta
Deal found 9/11$128
This Mytrip deal was found by Cheapflights users on 9/11. 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.
Sat 10/57:37 pmORD - BUF
2 stops19h 42mMultiple Airlines
Deal found 9/11$136
This Southwest deal was found by Cheapflights users on 9/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1211:25 amORD - BUF
2 stops8h 05mSouthwest
Deal found 9/12$163

Find flights from Chicago to Buffalo within your budget

Customize your flight search to find flights from Chicago to Buffalo 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 2,854,678 searches. Data last updated September 12, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$110 - $276

Route

Depart

Return

Price

Chicago O'Hare IntlBuffalo

ORD - BUF

ORDBUF

Chicago O'Hare Intl

Sat 10/26

1 stop11h 48m

Buffalo

Wed 11/6

1 stop7h 17m

$110

Chicago MidwayBuffalo

MDW - BUF

MDWBUF

Chicago Midway

Thu 10/24

1 stop25h 24m

Buffalo

Sat 10/26

1 stop8h 47m

$118

Chicago O'Hare IntlBuffalo

ORD - BUF

ORDBUF

Chicago O'Hare Intl

Thu 10/31

1 stop7h 23m

Buffalo

Tue 11/5

1 stop6h 58m

$186

Chicago O'Hare IntlBuffalo

ORD - BUF

ORDBUF

Chicago O'Hare Intl

Tue 9/24

1 stop10h 29m

Buffalo

Sat 9/28

1 stop8h 36m

$223

Chicago O'Hare IntlBuffalo

ORD - BUF

ORDBUF

Chicago O'Hare Intl

Fri 10/11

1 stop15h 02m

Buffalo

Sun 10/13

1 stop7h 51m

$239

Chicago O'Hare IntlBuffalo

ORD - BUF

ORDBUF

Chicago O'Hare Intl

Sat 10/26

Nonstop1h 41m

Buffalo

Wed 11/6

Nonstop1h 57m

$252

Chicago MidwayBuffalo

MDW - BUF

MDWBUF

Chicago Midway

Sat 10/26

Nonstop1h 25m

Buffalo

Tue 10/29

Nonstop1h 40m

$253

Chicago MidwayBuffalo

MDW - BUF

MDWBUF

Chicago Midway

Sat 10/26

1 stop5h 01m

Buffalo

Wed 11/6

1 stop6h 02m

$271

Chicago O'Hare IntlBuffalo

ORD - BUF

ORDBUF

Chicago O'Hare Intl

Sat 10/26

1 stop5h 10m

Buffalo

Wed 11/6

2 stops11h 45m

$276

Flights are sorted by cheapest first

Deals found on 9/10

Compare providers for flights from Chicago to Buffalo

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Buffalo in September.
ProviderPrice AccuracyTrust Score*Cancellation Policy
ExpediaPrice Accuracy1 starTrust Score*3 starsCancellation PolicyAirline Policy
FlightHubPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
eDreamsPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago-Buffalo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Buffalo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-Buffalo flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Buffalo flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Buffalo flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Chicago to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo 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.

Travel insights for flights from Chicago to Buffalo

Get recent, data-driven insights about flights from Chicago to Buffalo including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Chicago to Buffalo?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Buffalo. Price data was last updated on September 6, 2024.

The best time to book flights from Chicago to Buffalo is 82 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Find deals

What is the cheapest month to book a flight from Chicago to Buffalo?

Currently, September is the cheapest month in which you can book a flight from Chicago to Buffalo (average of $103). Flying from Chicago to Buffalo in June is currently the most expensive (average of $218). 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 BUF?

Find hourly flight availability from Chicago to Buffalo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 12, 2024.

Unlike at noon, when flights are generally more expensive, you can save up to 43% on flights from Chicago to Buffalo by exploring options for tickets in the evening.

What is the cheapest day to fly from Chicago to Buffalo?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Buffalo. Price data was last updated on September 8, 2024.

Travelers seeking maximum savings on their Chicago to Buffalo flight should consider departing on Saturday mornings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Find deals

Weekly flight availability from Chicago to Buffalo

Explore weekly flight availability from Chicago to Buffalo. 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 September 12, 2024.

The most flights from CHI to BUF are scheduled on a Thursday (30 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (14 on average).

What are the most popular airlines that fly from Chicago to Buffalo?

Our users search for these airlines the most when looking for flights from Chicago to Buffalo. Data last updated on September 12, 2024.

The most popular airlines flying from Chicago to Buffalo are American Airlines, United Airlines and Frontier. Something to consider prior to booking your flight.

American Airlines

American Airlines

From $159

United Airlines

United Airlines

From $194

Frontier

Frontier

From $101

Delta

Delta

From $155

Rainfall in Buffalo by month

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

In terms of precipitation, rainfall in Buffalo ranges from 2.5 - 4.0 inches per month. November is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Buffalo when rainfall is around 2.5 in.

Temperature in Buffalo by month

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

If weather is an important factor for your trip to Buffalo, 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 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

Reviews of airlines servicing Buffalo

Get insights into the airlines that provide service to Buffalo. 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 Buffalo. Reviews last updated September 12, 2024.
See what other customers who have flown with Frontier, United Airlines and Southwest from Chicago to Buffalo have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.2
Very good
5,342 reviews

Food

7.3

Boarding

8.3

Entertainment

7.8

Overall

8.2

Crew

8.7

Comfort

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.2
Very good
5,342 reviews
Southwest
8.2
Very good
5,342 reviews

Food

7.3

Boarding

8.3

Entertainment

7.8

Overall

8.2

Crew

8.7

Comfort

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
9,116 reviews
Southwest
8.2
Very good
5,342 reviews

Food

7.3

Boarding

8.3

Entertainment

7.8

Overall

8.2

Crew

8.7

Comfort

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

JetBlue
7.6
Good
3,713 reviews
Southwest
8.2
Very good
5,342 reviews

Food

7.3

Boarding

8.3

Entertainment

7.8

Overall

8.2

Crew

8.7

Comfort

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,570 reviews
Southwest
8.2
Very good
5,342 reviews

Food

7.3

Boarding

8.3

Entertainment

7.8

Overall

8.2

Crew

8.7

Comfort

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

American Airlines
7.3
Good
10,000 reviews
Southwest
8.2
Very good
5,342 reviews

Food

7.3

Boarding

8.3

Entertainment

7.8

Overall

8.2

Crew

8.7

Comfort

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from Chicago to Buffalo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Buffalo from Chicago?

    Located just 8.3 mi from the city center, Buffalo is the airport most travelers will use when flying to Buffalo from Chicago. Booking flights from Chicago to Buffalo (BUF) should be relatively easy as there are 23 daily inbound flights from Chicago from 4 different airlines.

  • Can I find flights from Chicago to Buffalo for under $200 on Cheapflights?

    Yes, there are multiple flights from Chicago to Buffalo for under $200. The cheapest flight booked recently is on Frontier for just $110, but on average you can expect to pay $385.

  • Are there nonstop flights from Chicago to Buffalo for under $300 on Cheapflights?

    Cheapflights has at least 3 direct flights from Chicago to Buffalo under $300. A good price for a nonstop flight from Chicago to Buffalo is less than $247.

  • Are there last-minute flights available from Chicago to Buffalo for under $300?

    There are currently 9+ open flights from Chicago to Buffalo within the next 7 days for less than $300.

  • What are the cheapest airlines flying from Chicago to Buffalo round-trip?

    Flying on Frontier is currently your cheapest option to Buffalo, with prices starting at $110. Additional round-trip tickets that might be worth considering are offered by JetBlue and American Airlines, with the lowest prices starting at $186 and $223, respectively. Frontier is currently priced 63% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Chicago to Buffalo one-way?

    $54 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on JetBlue and American Airlines, with prices starting from $93 and $117, respectively.

  • What are the most reliable airlines from Chicago to Buffalo?

    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 to Buffalo on time: Envoy Air (93%), GoJet (89%), Republic Airways (81%).

  • What are the cheapest flights from Chicago to Buffalo?

    On average you can expect to pay $277 for a flight from Chicago to Buffalo. The cheapest flight overall is $107 while the most popular route, (Chicago O'Hare Intl - Buffalo) is currently priced at $145.

  • What does ORD to BUF mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Chicago O'Hare Intl Airport to Buffalo Airport flight would often be abbreviated as a ORD to BUF flight. Ready for more IATA code knowledge? These are related airports for your current travel destination: Chicago Midway Airport (MDW), Chicago Greater Rockford Airport (RFD).

  • Can I find deals for flights from Chicago to Buffalo that include extra baggage allowance?

    The amount of baggage you can bring on your Chicago to Buffalo flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Chicago to Buffalo with specific airlines?

    Yes, Cheapflights allows you to browse and filter Chicago to Buffalo flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Chicago to Buffalo that include hotel bookings?

    Yes. In addition to deals on Chicago to Buffalo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Buffalo?

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

  • Can I find deals for business class flights from Chicago to Buffalo?

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

  • Can I find deals for flights from Chicago to Buffalo that allow pets onboard?

    Many airlines flying from Chicago to Buffalo offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Chicago to Buffalo?

    Yes, you can often find last-minute deals on Chicago to Buffalo flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Chicago to Buffalo flight deals updated?

    The Chicago to Buffalo flight deals you see on this page were last updated on 9/12.

  • What is the cheapest month to book a flight from Chicago to Buffalo?

    Currently, September is the cheapest month in which you can book a flight from Chicago to Buffalo (average of $103). Flying from Chicago to Buffalo in June is currently the most expensive (average of $218). 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

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Alternative routes for Chicago to Buffalo
See prices for flight routes from nearby airports that may be better suited for you.

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