BUF

$53 Find Cheap Flights from Illinois to Buffalo

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Buffalo departing on 8/28. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

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Flights Deals

Cheap Flights from Illinois to Buffalo

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Buffalo that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Illinois to Buffalo

Fri, Aug 29 - Mon, Sep 1
Frontier Logo
5:10 am - 11:38 amORD-BUF
5h 28m1 stop
Frontier Logo
10:12 am - 6:41 pmBUF-ORD
9h 29m1 stop
$122Frontier
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Tue, Aug 5 - Thu, Aug 7
Frontier Logo
5:01 am - 2:52 pmORD-BUF
8h 51m1 stop
Frontier Logo
9:56 am - 4:38 pmBUF-ORD
7h 42m1 stop
$126Frontier
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Thu, Aug 14 - Mon, Aug 18
Southwest Logo
9:00 pm - 11:30 pmMDW-BUF
1h 30mnonstop
Southwest Logo
12:35 pm - 1:10 pmBUF-MDW
1h 35mnonstop
$137Southwest
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Mon, Aug 4 - Tue, Aug 5
American Airlines Logo
7:25 pm - 10:08 pmORD-BUF
1h 43mnonstop
American Airlines Logo
5:05 am - 5:57 amBUF-ORD
1h 52mnonstop
$137American Airlines
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Tue, Aug 12 - Tue, Aug 19
American Airlines Logo
8:24 am - 11:04 amORD-BUF
1h 40mnonstop
American Airlines Logo
6:25 am - 7:20 amBUF-ORD
1h 55mnonstop
$138American Airlines
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Thu, Aug 7 - Mon, Aug 11
Southwest Logo
9:00 pm - 11:30 pmMDW-BUF
1h 30mnonstop
Southwest Logo
5:35 pm - 10:45 pmBUF-MDW
6h 10m1 stop
$147Southwest
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Wed, Aug 13 - Wed, Aug 20
Delta Logo
10:31 am - 6:10 pmMDW-BUF
6h 39m1 stop
Delta Logo
6:00 am - 9:36 amBUF-MDW
4h 36m1 stop
$177Delta
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Thu, Aug 14 - Thu, Aug 21
Delta Logo
7:15 am - 11:26 amORD-BUF
3h 11m1 stop
Delta Logo
6:20 am - 10:20 amBUF-ORD
5h 00m1 stop
$177Delta
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Thu, Aug 7 - Mon, Aug 11
Logo
5:01 am - 12:11 pmORD-BUF
6h 10m1 stop
Logo
11:40 am - 5:27 pmBUF-ORD
6h 47m1 stop
$191
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Thu, Jul 31 - Mon, Aug 4
Logo
5:01 am - 12:11 pmORD-BUF
6h 10m1 stop
Logo
11:40 am - 5:15 pmBUF-ORD
6h 35m1 stop
$201
Find Deal
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Good to know

Low seasonFebruary
High seasonJuly
Cheapest flight$53
Best time to beat the crowds but there is an average 3% increase in price.
Most popular time to fly with an average 2% increase in price.
Flight from Chicago Midway Airport to Buffalo

FAQs for booking flights from Illinois to Buffalo

  • How does KAYAK find such low prices on flights from Illinois to Buffalo?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Buffalo.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Buffalo?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Buffalo from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Illinois to Buffalo?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Buffalo with an airline and back to Illinois with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Buffalo?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Buffalo from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Buffalo

Information on the airport you'll fly into in Buffalo

Buffalo (BUF)

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