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$85+ Cheap flights from O'Hare Intl (ORD) 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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BUF
abr. 22 — abr. 291
mar. 4/22
mar. 4/29
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago O'Hare Intl to Buffalo are usually found in September or May, booked 81 days in advance, depart on a Wednesday or Thursday and return on a Friday

Cheap flight deals from O'Hare Intl to Buffalo

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) 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 abril 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$160
(Frontier)

One-way from

$85
(Gotogate)

Popular in

July

Cheapest in

September

Average price

$373

Good round-trip deal

$294 or less

Good one-way deal

$174 or less
Provider with most accurate pricing for Chicago O'Hare Intl-Buffalo flight deals.
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Provider most trusted by Cheapflights users for Chicago O'Hare Intl-Buffalo flights.
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From Chicago O'Hare Intl to Buffalo
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One-way flight from Chicago O'Hare Intl to Buffalo
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Highest demand for flights based on searches. 7% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Chicago O'Hare Intl to Buffalo.
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Price to beat on a one-way flight from Chicago O'Hare Intl to Buffalo.
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Find flight deals from O'Hare Intl to Buffalo

Cheapest flights from O'Hare Intl to Buffalo
Explore the most affordable flight options available from O'Hare Intl to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 17, 2025.

This Frontier deal was found by Cheapflights users on 4/17. 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.
vie. 5/169:00 amORD - BUF
1 stop9h 48mFrontier
sáb. 5/1711:38 amBUF - ORD
1 stop12h 54mFrontier
Deal found 4/17$160
This JetBlue deal was found by Cheapflights users on 4/17. 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.
vie. 5/304:03 pmORD - BUF
1 stop4h 51mJetBlue
dom. 6/110:33 amBUF - ORD
1 stop5h 31mJetBlue
Deal found 4/17$207
This American Airlines deal was found by Cheapflights users on 4/17. 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.
mié. 5/212:45 pmORD - BUF
Nonstop1h 39mAmerican Airlines
sáb. 5/243:00 pmBUF - ORD
Nonstop1h 53mAmerican Airlines
Deal found 4/17$251
This United Airlines deal was found by Cheapflights users on 4/17. 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.
jue. 5/86:35 pmORD - BUF
Nonstop1h 47mUnited Airlines
dom. 5/116:45 amBUF - ORD
Nonstop1h 58mUnited Airlines
Deal found 4/17$269
This Delta deal was found by Cheapflights users on 4/17. 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.
mié. 5/216:00 amORD - BUF
1 stop7h 19mDelta
sáb. 5/2412:20 pmBUF - ORD
1 stop7h 28mDelta
Deal found 4/17$271
This Southwest deal was found by Cheapflights users on 4/17. 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.
mar. 6/36:00 amORD - BUF
1 stop7h 10mSouthwest
vie. 6/68:50 amBUF - ORD
1 stop5h 15mSouthwest
Deal found 4/17$305
This Mytrip deal was found by Cheapflights users on 4/17. 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.
mar. 6/39:08 pmORD - BUF
3 stops36h 36mMultiple Airlines
dom. 6/811:41 amBUF - ORD
2 stops29h 44mMultiple Airlines
Deal found 4/17$401

Cheapflights Fare Finder

Customize your flight search to find flights from O'Hare Intl 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 2,558,603 searches. Data last updated abril 17, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Buffalo that are best for you.

Fly from

O'Hare Intl

Fly to

Buffalo

Route

Depart

Return

Price

ChicagoBuffalo

ORD - BUF

ORDBUF

Chicago O'Hare Intl

vie. 5/16

9:00 am-7:48 pm

1 stop9h 48m

Buffalo

sáb. 5/17

11:38 am-11:32 pm

1 stop12h 54m

$160

ChicagoBuffalo

ORD - BUF

ORDBUF

Chicago O'Hare Intl

vie. 5/30

4:03 pm-9:54 pm

1 stop4h 51m

Buffalo

dom. 6/1

10:33 am-3:04 pm

1 stop5h 31m

$207

ChicagoBuffalo

ORD - BUF

ORDBUF

Chicago O'Hare Intl

mié. 5/21

2:45 pm-5:24 pm

Nonstop1h 39m

Buffalo

sáb. 5/24

3:00 pm-3:53 pm

Nonstop1h 53m

$251

ChicagoBuffalo

ORD - BUF

ORDBUF

Chicago O'Hare Intl

jue. 5/8

6:35 pm-9:22 pm

Nonstop1h 47m

Buffalo

dom. 5/11

6:45 am-7:43 am

Nonstop1h 58m

$269

ChicagoBuffalo

ORD - BUF

ORDBUF

Chicago O'Hare Intl

mié. 5/21

6:00 am-2:19 pm

1 stop7h 19m

Buffalo

sáb. 5/24

12:20 pm-6:48 pm

1 stop7h 28m

$271

ChicagoBuffalo

ORD - BUF

ORDBUF

Chicago O'Hare Intl

mar. 6/3

6:00 am-2:10 pm

1 stop7h 10m

Buffalo

vie. 6/6

8:50 am-1:05 pm

1 stop5h 15m

$305

ChicagoBuffalo

ORD - BUF

ORDBUF

Chicago O'Hare Intl

mar. 6/3

9:08 pm-10:44 am

3 stops36h 36m

Buffalo

dom. 6/8

11:41 am-4:25 pm

2 stops29h 44m

$401

ChicagoBuffalo

ORD - BUF

ORDBUF

Chicago O'Hare Intl

vie. 5/16

4:15 pm-10:48 am

1 stop17h 33m

$85

ChicagoBuffalo

ORD - BUF

ORDBUF

Chicago O'Hare Intl

dom. 6/1

6:15 am-1:53 pm

1 stop6h 38m

$114

ChicagoBuffalo

ORD - BUF

ORDBUF

Chicago O'Hare Intl

sáb. 5/31

6:20 pm-9:01 pm

Nonstop1h 41m

$125

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 14 results
1
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Compare providers for flights from O'Hare Intl 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 O'Hare Intl to Buffalo in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightnetworkPrice Accuracy-Trust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars

*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 O'Hare Intl Airport-Buffalo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Buffalo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Buffalo flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Buffalo flights, Cheapflights users trust eDreams the most. eDreams 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 O'Hare Intl Airport-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 O'Hare Intl to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from O'Hare Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Buffalo

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

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Buffalo. Price data was last updated on April 11, 2025.

The price you pay for your flight from Chicago O'Hare Intl Airport to Buffalo may vary depending on when you book. For the best chance of a lower fare, look to book 81 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 Chicago O'Hare Intl Airport to Buffalo?

Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Buffalo (average of $256). Flying from Chicago O'Hare Intl Airport to Buffalo in December is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from O'Hare Intl 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 abril 17, 2025.

It’s typically best to fly out from Chicago O'Hare Intl Airport to Buffalo in the evening. Doing so could potentially save you 12% on the flight price compared to flying in the morning, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to Buffalo. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Buffalo flight should consider departing on Monday evenings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Chicago O'Hare Intl Airport to Buffalo

Explore weekly flight availability from O'Hare Intl 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 abril 17, 2025.

The most flights from ORD to BUF are scheduled on a Wednesday (34 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (16 on average).

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 abril 17, 2025.
To help decide which airline to fly from Chicago to Buffalo, see what other customers have to say about Southwest, Delta and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,280 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.6

Crew

8.6

Food

7.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,280 reviews
Southwest
8.0
Very good
4,280 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.6

Crew

8.6

Food

7.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,917 reviews
Southwest
8.0
Very good
4,280 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.6

Crew

8.6

Food

7.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,667 reviews
Southwest
8.0
Very good
4,280 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.6

Crew

8.6

Food

7.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
JetBlue
7.3
Good
2,926 reviews
Southwest
8.0
Very good
4,280 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.6

Crew

8.6

Food

7.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,280 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.6

Crew

8.6

Food

7.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl 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 O'Hare Intl?

    Buffalo (BUF) is the airport you will fly into if you book a flight from Chicago O'Hare Intl to Buffalo. You should not have trouble finding flights to Buffalo from Chicago O'Hare Intl; the airport handles an average of 26 inbound flights from Chicago O'Hare Intl per day. You should also have plenty of airline options to choose from since 3 airlines have flights to the Buffalo airport from Chicago O'Hare Intl. It is only a 8.3 mi journey from Buffalo (BUF) to Buffalo’s city center.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Buffalo round-trip?

    According to our current data, Frontier ($160), JetBlue ($207), and American Airlines ($251) offers the cheapest pricing from Chicago O'Hare Intl Airport to Buffalo. Frontier is currently priced 53% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Buffalo one-way?

    One-way options have recently been found by users for as low as $85 on Frontier. Other airlines that offer cheap prices include JetBlue from $114 and United Airlines from $125 one-way.

  • What are the most reliable airlines from Chicago O'Hare Intl Airport to Buffalo?

    Consider SkyWest Airlines (100%), Republic Airways (97%) or Copa Airlines (94%) when booking your flight. These represent the most reliable airlines when flying from Chicago O'Hare Intl Airport to Buffalo.

  • What are the cheapest flights from Chicago O'Hare Intl Airport to Buffalo?

    While on average a flight from Chicago O'Hare Intl Airport to Buffalo is generally $290, our data shows the cheapest flight currently is $134. When looking at the most popular route, (Chicago O'Hare Intl - Buffalo), you can expect to pay $190 for that flight.

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

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

  • How can I find direct flights from O'Hare Intl to Buffalo?

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

  • Can I find deals for business class flights from O'Hare Intl to Buffalo?

    Yes. Cheapflights offers flight deals from O'Hare Intl 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.

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

    Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Buffalo (average of $256). Flying from Chicago O'Hare Intl Airport to Buffalo in December is currently the most expensive (average of $337). 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

Traveling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
West Seneca
Williamsville
Amherst
Batavia
Orchard Park
Cheektowaga

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Alternative routes for O'Hare Intl to Buffalo

See prices for flight routes from nearby airports that may be better suited for you.
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Midway to Ithaca flights
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Midway to Binghamton flights
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Midway to Stewart flights
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Top 3 airlines flying from O'Hare Intl to Buffalo

Discover the top 3 airlines that operate flights from O'Hare Intl to Buffalo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated abril 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$101Average$174FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$166Average$326FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$229Average$379FlexibilityNo cancel feeOn-time69%

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