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Cheap flights from Buffalo to Illinois from $54

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Illinois departing on 1/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Buffalo to Illinois

Cheap round-trip flights

These are some of the best round-trip flight deals from Buffalo to Illinois that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Buffalo to Illinois.

Cheap last minute flights

Planning a quick getaway from Buffalo to Illinois? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Illinois, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Buffalo to Illinois

Find recent round-trip train or bus tickets from Buffalo to Illinois.

All round-trip flight deals to Illinois

The cheapest plane tickets to Illinois found on KAYAK recently.
7:00 am - 5:26 pmBUF-ORD
11h 26m1 stop
10:00 am - 11:59 pmORD-BUF
12h 59m1 stop
$108Frontier
Find Deal
Sat, Jan 11 - Sat, Jan 18
7:55 pm - 5:54 pmBUF-MDW
22h 59m1 stop
6:50 am - 7:30 pmMDW-BUF
11h 40m1 stop
$118Frontier
Find Deal
Mon, Dec 16 - Wed, Dec 18
10:10 am - 3:53 pmBUF-ORD
6h 43m1 stop
8:51 am - 5:39 pmORD-BUF
7h 48m1 stop
$186JetBlue
Find Deal
Wed, Dec 11 - Mon, Dec 16
10:10 am - 3:53 pmBUF-ORD
6h 43m1 stop
4:40 pm - 10:21 pmORD-BUF
4h 41m1 stop
$212JetBlue
Find Deal
Wed, Dec 11 - Fri, Dec 13
6:19 pm - 7:29 pmBUF-ORD
2h 10mnonstop
9:00 am - 11:46 amORD-BUF
1h 46mnonstop
$237American Airlines
Find Deal
Tue, Dec 17 - Wed, Jan 15
11:44 am - 12:44 pmBUF-ORD
2h 00mnonstop
8:00 am - 10:42 amORD-BUF
1h 42mnonstop
$242American Airlines
Find Deal
Wed, Dec 11 - Thu, Dec 12
5:50 pm - 8:58 pmBUF-MLI
4h 08m1 stop
3:52 pm - 8:31 pmMLI-BUF
3h 39m1 stop
$248United Airlines
Find Deal
Tue, May 13 - Sat, May 17
6:00 am - 3:05 pmBUF-MLI
10h 05m2 stops
1:45 pm - 8:31 pmMLI-BUF
5h 46m1 stop
$253United Airlines
Find Deal
Tue, May 13 - Sat, May 17
5:49 pm - 8:53 pmBUF-ORD
4h 04m1 stop
7:30 am - 1:36 pmORD-BUF
5h 06m1 stop
$256Delta
Find Deal
Tue, Jan 14 - Wed, Jan 15
7:00 am - 1:20 pmBUF-ORD
7h 20m1 stop
10:30 am - 5:09 pmORD-BUF
5h 39m1 stop
$261Delta
Find Deal
Sat, Jan 11 - Wed, Jan 15
10:31 am - 4:38 pmBUF-ORD
7h 07m1 stop
$54Frontier
Find Deal
Mon, Jan 13
10:31 am - 4:38 pmBUF-ORD
7h 07m1 stop
$55Frontier
Find Deal
Mon, Jan 13
9:48 am - 5:59 pmBUF-ORD
9h 11m1 stop
$99JetBlue
Find Deal
Tue, Jan 7
11:29 am - 3:40 pmBUF-ORD
5h 11m1 stop
$119JetBlue
Find Deal
Wed, Mar 5
7:00 am - 8:03 amBUF-ORD
2h 03mnonstop
$124United Airlines
Find Deal
Sat, Jan 11
7:54 am - 8:54 amBUF-ORD
2h 00mnonstop
$125American Airlines
Find Deal
Mon, Jan 13
6:00 am - 11:58 amBUF-MDW
6h 58m1 stop
$128Delta
Find Deal
Wed, Dec 18
2:25 pm - 7:59 pmBUF-ORD
6h 34m1 stop
$128Delta
Find Deal
Tue, Jan 21
7:00 am - 8:01 amBUF-ORD
2h 01mnonstop
$134United Airlines
Find Deal
Thu, Feb 13
7:00 am - 7:58 amBUF-ORD
1h 58mnonstop
$145American Airlines
Find Deal
Thu, Nov 28
5:41 pm - 11:59 pmBUF-ORD
7h 18m1 stop
8:21 pm - 12:45 pmORD-BUF
15h 24m1 stop
$296Frontier
Find Deal
Sun, Nov 24 - Tue, Nov 26
7:22 pm - 1:46 pmBUF-MDW
19h 24m1 stop
7:42 am - 8:16 amMDW-BUF
23h 34m1 stop
$318Frontier
Find Deal
Sat, Nov 23 - Mon, Nov 25
7:30 am - 11:27 amBUF-ORD
4h 57m1 stop
8:51 am - 5:40 pmORD-BUF
7h 49m1 stop
$474JetBlue
Find Deal
Tue, Nov 26 - Fri, Dec 6
5:50 pm - 9:07 pmBUF-MLI
4h 17m1 stop
5:46 pm - 4:51 pmMLI-BUF
22h 05m1 stop
$503United Airlines
Find Deal
Tue, Nov 26 - Wed, Nov 27
6:00 am - 3:16 pmBUF-MLI
10h 16m2 stops
3:55 pm - 4:51 pmMLI-BUF
23h 56m1 stop
$508United Airlines
Find Deal
Tue, Nov 26 - Wed, Nov 27
5:58 pm - 6:54 pmBUF-ORD
1h 56mnonstop
3:10 pm - 5:40 pmORD-BUF
1h 30mnonstop
$556American Airlines
Find Deal
Tue, Nov 26 - Wed, Dec 4
7:30 am - 11:27 amBUF-ORD
4h 57m1 stop
4:40 pm - 10:19 pmORD-BUF
4h 39m1 stop
$558JetBlue
Find Deal
Tue, Nov 26 - Tue, Dec 3
7:00 am - 7:58 amBUF-ORD
1h 58mnonstop
3:10 pm - 5:40 pmORD-BUF
1h 30mnonstop
$603American Airlines
Find Deal
Tue, Nov 26 - Tue, Dec 3
11:57 am - 4:33 pmBUF-STL
5h 36m1 stop
6:00 am - 11:10 amSTL-BUF
4h 10m1 stop
$606Delta
Find Deal
Sat, Nov 23 - Tue, Dec 3
9:07 am - 12:50 pmBUF-ORD
4h 43m1 stop
7:05 am - 11:17 amORD-BUF
3h 12m1 stop
$619Delta
Find Deal
Tue, Nov 26 - Sat, Nov 30
7:00 am - 8:03 amBUF-ORD
2h 03mnonstop
2:10 pm - 4:53 pmORD-BUF
1h 43mnonstop
$242United Airlines
Find Deal
Mon, Jan 13 - Tue, Jan 14
7:16 am - 8:17 amBUF-ORD
2h 01mnonstop
8:45 pm - 11:24 pmORD-BUF
1h 39mnonstop
$247American Airlines
Find Deal
Thu, Dec 12 - Mon, Dec 16
7:54 am - 8:54 amBUF-ORD
2h 00mnonstop
5:45 pm - 8:24 pmORD-BUF
1h 39mnonstop
$257American Airlines
Find Deal
Fri, Jan 10 - Mon, Jan 13
7:16 am - 8:17 amBUF-ORD
2h 01mnonstop
8:45 pm - 11:24 pmORD-BUF
1h 39mnonstop
$277American Airlines
Find Deal
Fri, Dec 13 - Mon, Dec 16
7:11 am - 8:07 amBUF-ORD
1h 56mnonstop
2:30 pm - 5:03 pmORD-BUF
1h 33mnonstop
$293American Airlines
Find Deal
Wed, Dec 25 - Thu, Jan 2
6:50 pm - 7:35 pmBUF-MDW
1h 45mnonstop
8:30 pm - 10:55 pmMDW-BUF
1h 25mnonstop
$294Southwest
Find Deal
Wed, Dec 25 - Thu, Jan 2
11:13 am - 12:14 pmBUF-ORD
2h 01mnonstop
8:00 am - 10:42 amORD-BUF
1h 42mnonstop
$298American Airlines
Find Deal
Fri, Feb 14 - Sun, Feb 16
7:00 am - 8:03 amBUF-ORD
2h 03mnonstop
6:30 pm - 9:10 pmORD-BUF
1h 40mnonstop
$317United Airlines
Find Deal
Mon, Jan 13 - Thu, Jan 16
9:00 pm - 9:45 pmBUF-MDW
1h 45mnonstop
8:35 pm - 11:00 pmMDW-BUF
1h 25mnonstop
$370Southwest
Find Deal
Sat, Dec 21 - Sat, Dec 28
6:50 pm - 7:35 pmBUF-MDW
1h 45mnonstop
10:00 am - 12:30 pmMDW-BUF
1h 30mnonstop
$406Southwest
Find Deal
Fri, Dec 6 - Sun, Dec 8

Frontier flights from Buffalo to Illinois

Our best Frontier deals on Buffalo to Illinois flight tickets
Frontier
Jan 11
BUF7:00 amBuffalo
11h 26m
1 stop
ORD5:26 pmChicago O'Hare Intl
Jan 18
ORD10:00 amChicago O'Hare Intl
12h 59m
1 stop
BUF11:59 pmBuffalo
Frontier
Jan 11
BUF7:00 amBuffalo
11h 26m
1 stop
ORD5:26 pmChicago O'Hare Intl
Jan 17
ORD10:01 pmChicago O'Hare Intl
10h 58m
1 stop
BUF9:59 amBuffalo
Frontier
Jan 12
BUF4:07 pmBuffalo
25h 31m
1 stop
ORD4:38 pmChicago O'Hare Intl
Jan 18
ORD10:00 amChicago O'Hare Intl
12h 59m
1 stop
BUF11:59 pmBuffalo

JetBlue flights from Buffalo to Illinois

Our best JetBlue deals on Buffalo to Illinois flight tickets
JetBlue
Dec 11
BUF10:10 amBuffalo
6h 43m
1 stop
ORD3:53 pmChicago O'Hare Intl
Dec 16
ORD8:51 amChicago O'Hare Intl
7h 48m
1 stop
BUF5:39 pmBuffalo
JetBlue
Dec 11
BUF10:10 amBuffalo
6h 43m
1 stop
ORD3:53 pmChicago O'Hare Intl
Dec 13
ORD4:40 pmChicago O'Hare Intl
4h 41m
1 stop
BUF10:21 pmBuffalo
JetBlue
Dec 10
BUF10:10 amBuffalo
6h 43m
1 stop
ORD3:53 pmChicago O'Hare Intl
Dec 12
ORD4:40 pmChicago O'Hare Intl
4h 41m
1 stop
BUF10:21 pmBuffalo

See travel insights to Illinois from

How to get the cheapest flight ticket from Buffalo to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Buffalo to Illinois is on a Wednesday when prices can be found for as low as $298. Flights from Buffalo to Illinois on a Monday will generally be more expensive and average around $364. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest Buffalo to Illinois flight route?

Fly from Buffalo to Chicago O'Hare Intl for the best Buffalo - Illinois flight prices

What cabin class options are available on Buffalo to Illinois flights?

There are 4 cabin classes available to choose from on Buffalo to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Buffalo to Illinois flights?

You could potentially save up to 54% on your flight if you consider stops on a Buffalo to Illinois flight.

Cheap Buffalo to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Illinois

Best Price Found

$54

Fastest flight time

1h 35m

Direct flights

Every day

Airports in Illinois

3 airports
The best one-way flight to Illinois from Buffalo in the past 72 hours is $54. The best round-trip flight deal from Buffalo to Illinois found on momondo in the last 72 hours is $108.
The fastest flight from Buffalo to Illinois takes 1h 35m
Direct flights go from Buffalo to Illinois every day.
There are 3 airports near Illinois: Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Lambert-St Louis (STL)

  • When did momondo last update prices for flights from Buffalo Airport to Illinois?

    Prices for flights from Buffalo Airport to Illinois are updated daily.

  • How many operators does momondo search for flights from Buffalo Airport to Illinois?

  • How old do you have to be to fly from Buffalo Airport to Illinois?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Buffalo Airport to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Buffalo to Illinois?


Best airlines flying from Buffalo to Illinois

Compare and see reviews for airlines that fly from Buffalo to Illinois with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $95Free CancellationRating
6.1
3,536 reviews
Search Frontier flights
United AirlinesPriceFrom $142Free CancellationRating
7.4
9,172 reviews
Search United Airlines flights
American AirlinesPriceFrom $169Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
JetBluePriceFrom $175Free CancellationRating
7.4
3,389 reviews
Search JetBlue flights
SouthwestPriceFrom $247Free CancellationRating
8.1
5,005 reviews
Search Southwest flights
DeltaPriceFrom $256Free CancellationRating
8.0
8,755 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to Illinois?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Buffalo to Illinois. momondo saves you time and could save you money on your trip.

Can I find flights from Buffalo to Illinois with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Buffalo to Illinois flights to just show those with flexible booking policies.

How can momondo help me find flights from Buffalo to Illinois?

Once all potential Buffalo to Illinois flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Buffalo to Illinois right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Buffalo to Illinois now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Illinois and let you know when they change.


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Popular cities in Illinois

Popular flights according to clicks in the last 7 days on momondo