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$504+ Cheap flights from Champaign to Buffalo (CMI - 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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
CMI — BUF
nov. 22 — nov. 291
sáb. 11/22
sáb. 11/29
1 adult, Economy
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Cheap flight deals from Champaign to Buffalo

Discover tips and strategies to find the most affordable flight options for your journey from Champaign (CMI) 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 octubre 23, 2025.

Round-trip from

$567
(American Airlines)

One-way from

$504
(American Airlines)
From Champaign University-Willard to Buffalo
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One-way flight from Champaign University-Willard to Buffalo
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Find flight deals from Champaign to Buffalo

Best flights from Champaign to Buffalo
Discover carefully curated flight deals from Champaign to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated octubre 23, 2025.

This American Airlines deal was found by Cheapflights users on 10/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/316:26 amCMI - BUF
1 stop3h 08mAmerican Airlines
sáb. 4/45:00 pmBUF - CMI
1 stop5h 27mAmerican Airlines
Deal found 10/20$567

Cheapflights Fare Finder

 
Customize your flight search to find flights from Champaign 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 octubre 23, 2025.
Use the filters below to find and compare flights from Champaign to Buffalo that are best for you.

Fly from

Champaign

Fly to

Buffalo

Route

Depart

Return

Price

ChampaignBuffalo

CMI - BUF

CMIBUF

Champaign University-Willard

mar. 3/31

6:26 am-10:34 am

1 stop3h 08m

Buffalo

sáb. 4/4

5:00 pm-9:27 pm

1 stop5h 27m

$567

ChampaignBuffalo

CMI - BUF

CMIBUF

Champaign University-Willard

sáb. 11/15

6:00 am-11:36 pm

1 stop16h 36m

$504

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/23

Best time to book a flight from Champaign to Buffalo

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

    A quick flight from Champaign to Buffalo can take about 3h 08m. American Airlines provides one of the quickest options available for as low as $567. Champaign and Buffalo are separated by a distance of 532 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Champaign 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
Orchard Park
Batavia
Williamsville
Eden
Amherst
West Seneca

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