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$298+ Cheap flights from Bloomington, IL to Buffalo (BMI - 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 11/21. Fares are subject to change and may not be available on all flights or dates of travel.
BMI — BUF
Aug 19 — Aug 261
Wed 8/19
Wed 8/26
1 adult, Economy
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Cheap flight deals from Bloomington to Buffalo

Cheapest flights from Bloomington to Buffalo
Explore the most affordable flight options available from Bloomington to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 20, 2026.

This Delta deal was found by Cheapflights users on 7/15. 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 8/114:24 pm
BMI
-
BUF
1 stop6h 35m
Delta
Mon 8/177:19 pm
BUF
-
BMI
1 stop4h 57m
Delta
Deal found 7/15$309
This Delta deal was found by Cheapflights users on 7/16. 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.
Fri 9/44:24 pm
BMI
-
BUF
1 stop6h 35m
Delta
Mon 9/76:05 am
BUF
-
BMI
1 stop6h 22m
Delta
Deal found 7/16$369
This United Airlines deal was found by Cheapflights users on 7/20. 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 11/213:10 pm
BMI
-
BUF
1 stop4h 46m
United Airlines
Tue 11/245:58 pm
BUF
-
BMI
1 stop4h 17m
United Airlines
Deal found 7/20$448
This American Airlines deal was found by Cheapflights users on 7/15. 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 8/115:00 am
BMI
-
BUF
2 stops10h 07m
American Airlines
Mon 8/175:00 am
BUF
-
BMI
2 stops9h 07m
American Airlines
Deal found 7/15$485

Find flight deals from Bloomington to Buffalo

Discover tips and strategies to find the most affordable flight options for your journey from Bloomington (BMI) 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 July 20, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$309
(Delta)

One-way from

$298
(United Airlines)
Provider with most accurate pricing for Bloomington-Normal-Buffalo flight deals.
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Provider most trusted by Cheapflights users for Bloomington-Normal-Buffalo flights.
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From Bloomington-Normal to Buffalo
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One-way flight from Bloomington-Normal to Buffalo
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Bloomington 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 July 20, 2026.
Use the filters below to find and compare flights from Bloomington to Buffalo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BloomingtonBuffalo

BMI - BUF

BMIBUF

Bloomington-Normal

Tue 8/11

4:24 pm-11:59 pm

1 stop6h 35m

Buffalo

Mon 8/17

7:19 pm-11:16 pm

1 stop4h 57m

$309

BloomingtonBuffalo

BMI - BUF

BMIBUF

Bloomington-Normal

Thu 10/1

4:32 pm-11:52 pm

1 stop6h 20m

Buffalo

Sun 10/4

6:05 am-11:18 am

1 stop6h 13m

$309
Quickest round-trip

BloomingtonBuffalo

BMI - BUF

BMIBUF

Bloomington-Normal

Sat 11/21

3:10 pm-8:56 pm

1 stop4h 46m

Buffalo

Tue 11/24

5:58 pm-9:15 pm

1 stop4h 17m

$448

BloomingtonBuffalo

BMI - BUF

BMIBUF

Bloomington-Normal

Tue 8/11

5:00 am-4:07 pm

2 stops10h 07m

Buffalo

Mon 8/17

5:00 am-1:07 pm

2 stops9h 07m

$485

BloomingtonBuffalo

BMI - BUF

BMIBUF

Bloomington-Normal

Fri 9/4

12:09 pm-11:09 pm

2 stops10h 00m

Buffalo

Mon 9/7

6:01 am-3:41 pm

2 stops10h 40m

$1,157
Cheapest one-way
Quickest one-way

BloomingtonBuffalo

BMI - BUF

BMIBUF

Bloomington-Normal

Sat 11/21

3:10 pm-8:56 pm

1 stop4h 46m

$298

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/20

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Bloomington, Illinois-Buffalo flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Bloomington, Illinois-Buffalo flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Bloomington, Illinois-Buffalo flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Bloomington, Illinois-Buffalo flights, Cheapflights users trust Expedia the most. Expedia 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 Bloomington, Illinois-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 Bloomington to Buffalo

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

Related info for your journey

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

  • How long is the flight from Bloomington, Illinois to Buffalo?

    Airlines like Delta, United Airlines, and American Airlines fly from Bloomington, Illinois to Buffalo in about 4h 46m. The time it takes to get you to your destination can typically vary by up to 5h 21m. The distance from Bloomington, Illinois to Buffalo is about 551 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Bloomington 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.

See more FAQs

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Lockport
Cheektowaga
Amherst
Williamsville
Orchard Park
Eden
Bowmansville

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