BUF

$64 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 1/22. 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, 0 bags

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Everything you should know

Cheapest round-trip
$128
Frontier
Thu 1/22Sun 1/25
MDW - BUF • 1 stop
Cheapest non-stop
$224
Typical prices: $267-$423
American Airlines
Sat 1/17Sun 1/18
ORD - BUF • Non-stop
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Flight Deals
Useful Info
Flight 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

Thu, Jan 22 - Sun, Jan 25
Frontier Logo
6:20 am - 12:44 pm
MDW
-
BUF
5h 24m1 stop
Frontier Logo
1:39 pm - 10:19 pm
BUF
-
MDW
9h 40m1 stop
$128Frontier
Sun, Feb 1 - Wed, Feb 4
Multiple Airlines Logo
5:40 am - 12:44 pm
ORD
-
BUF
6h 04m1 stop
Multiple Airlines Logo
10:00 am - 5:43 pm
BUF
-
ORD
8h 43m1 stop
$155Multiple Airlines
Thu, Jan 8 - Mon, Jan 12
Frontier Logo
8:27 pm - 8:13 am
ORD
-
BUF
10h 46m1 stop
Frontier Logo
1:15 pm - 10:39 pm
BUF
-
ORD
10h 24m1 stop
$162Frontier
Wed, Jan 28 - Sat, Jan 31
JetBlue Logo
7:45 am - 2:30 pm
ORD
-
BUF
5h 45m1 stop
JetBlue Logo
10:00 am - 5:43 pm
BUF
-
ORD
8h 43m1 stop
$171JetBlue
Tue, Mar 3 - Fri, Mar 20
Multiple Airlines Logo
9:00 am - 5:11 pm
ORD
-
BUF
7h 11m1 stop
Multiple Airlines Logo
9:54 am - 5:24 pm
BUF
-
ORD
8h 30m1 stop
$172Multiple Airlines
Tue, Jan 20 - Sat, Jan 24
JetBlue Logo
7:45 am - 2:30 pm
ORD
-
BUF
5h 45m1 stop
JetBlue Logo
10:00 am - 5:43 pm
BUF
-
ORD
8h 43m1 stop
$184JetBlue
Sat, Jan 17 - Sun, Jan 18
Southwest Logo
9:50 am - 4:00 pm
MDW
-
BUF
5h 10m1 stop
Southwest Logo
6:20 am - 7:20 am
BUF
-
MDW
2h 00mnonstop
$233Southwest
Sat, Jan 17 - Sun, Jan 18
Delta Logo
6:45 am - 1:14 pm
MDW
-
BUF
5h 29m1 stop
Delta Logo
6:03 am - 8:52 am
BUF
-
MDW
3h 49m1 stop
$243Delta
Sat, Jan 17 - Sun, Jan 18
Southwest Logo
9:50 am - 4:00 pm
MDW
-
BUF
5h 10m1 stop
Southwest Logo
5:50 am - 1:55 pm
BUF
-
MDW
9h 05m2 stops
$248Southwest
Tue, Jan 20 - Sat, Jan 24
Delta Logo
6:35 pm - 10:57 pm
MDW
-
BUF
3h 22m1 stop
Delta Logo
6:03 am - 8:52 am
BUF
-
MDW
3h 49m1 stop
$252Delta
Useful Info

Good to know

Low seasonFebruary
Cheapest flight$64
Best time to beat the crowds with an average 5% drop in price.
Most popular time to fly with an average 1% 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.

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Amherst
Cheektowaga
Williamsville
Lockport
West Seneca
Bowmansville
Grand Island
Eden

Everything you need to know for your flight to Buffalo

Information on the airport you'll fly into in Buffalo

Buffalo (BUF)