background

Business Class Flight Deals from Buffalo to Illinois from $386

Bundle + Save

Bundle + Save

Top flight deals from leading airlines:

QR LogoSQ LogoNH LogoEK LogoJL LogoTK LogoAF Logo

... and +100s more

Incredible Deals

Save up to 50% on select flights with Priceline

Bundle & Save

Save an average of $240 per person when bundling your flight and hotel together with Priceline

Best Price Guarantee

If a VIP member finds a better price elsewhere, we'll refund up to 200% of the difference

Help 24/7

We’re always here for you - reach us 24 hours a day, 7 days a week

Top Deals on Business Class Flights from Buffalo to Chicago

Buffalo, US (BUF) - Chicago, US (CHI)

American Airlines Logo
American Airlines

Jul 23

BUF
1h 58m
Direct

Jul 23

ORD
American Airlines Logo
American Airlines

Jul 30

ORD
1h 44m
Direct

Jul 30

BUF

as low as

$386

Buffalo, US (BUF) - Chicago, US (CHI)

American Airlines Logo
American Airlines

Jul 23

BUF
1h 58m
Direct

Jul 23

ORD
American Airlines Logo
American Airlines

Jul 30

ORD
1h 34m
Direct

Jul 30

BUF

as low as

$386

Buffalo, US (BUF) - Chicago, US (CHI)

American Airlines Logo
American Airlines

Jul 23

BUF
1h 54m
Direct

Jul 23

ORD
American Airlines Logo
American Airlines

Jul 30

ORD
1h 34m
Direct

Jul 30

BUF

as low as

$399

Buffalo, US (BUF) - Chicago, US (CHI)

American Airlines Logo
American Airlines

Jul 23

BUF
1h 52m
Direct

Jul 23

ORD
American Airlines Logo
American Airlines

Jul 30

ORD
1h 34m
Direct

Jul 30

BUF

as low as

$399

Buffalo, US (BUF) - Chicago, US (CHI)

American Airlines Logo
American Airlines

Jul 23

BUF
5h 59m
LGA

Jul 23

ORD
American Airlines Logo
American Airlines

Jul 30

ORD
1h 34m
Direct

Jul 30

BUF

as low as

$429

Buffalo, US (BUF) - Chicago, US (CHI)

American Airlines Logo
American Airlines

Jul 23

BUF
5h 59m
LGA

Jul 23

ORD
American Airlines Logo
American Airlines

Jul 30

ORD
1h 44m
Direct

Jul 30

BUF

as low as

$429

Buffalo, US (BUF) - Chicago, US (CHI)

American Airlines Logo
American Airlines

Jul 23

BUF
4h 50m
CLT

Jul 23

ORD
American Airlines Logo
American Airlines

Jul 30

ORD
1h 44m
Direct

Jul 30

BUF

as low as

$429

Buffalo, US (BUF) - Chicago, US (CHI)

American Airlines Logo
American Airlines

Jul 23

BUF
5h 27m
CLT

Jul 23

ORD
American Airlines Logo
American Airlines

Jul 30

ORD
1h 44m
Direct

Jul 30

BUF

as low as

$429

Buffalo, US (BUF) - Chicago, US (CHI)

American Airlines Logo
American Airlines

Jul 23

BUF
5h 27m
CLT

Jul 23

ORD
American Airlines Logo
American Airlines

Jul 30

ORD
1h 34m
Direct

Jul 30

BUF

as low as

$429

Buffalo, US (BUF) - Chicago, US (CHI)

American Airlines Logo
American Airlines

Jul 23

BUF
5h 9m
LGA

Jul 23

ORD
American Airlines Logo
American Airlines

Jul 30

ORD
1h 34m
Direct

Jul 30

BUF

as low as

$429

Buffalo, US (BUF) - Chicago, US (CHI)

American Airlines Logo
American Airlines

Jul 23

BUF
7h 20m
DCA

Jul 23

ORD
American Airlines Logo
American Airlines

Jul 30

ORD
1h 44m
Direct

Jul 30

BUF

as low as

$429

Buffalo, US (BUF) - Chicago, US (CHI)

American Airlines Logo
American Airlines

Jul 23

BUF
4h 50m
CLT

Jul 23

ORD
American Airlines Logo
American Airlines

Jul 30

ORD
1h 34m
Direct

Jul 30

BUF

as low as

$429

Top Deals on Business Class Flights from Buffalo to Peoria

Buffalo, US (BUF) - Peoria, US (PIA)

American Airlines Logo
American Airlines

Jul 23

BUF
5h 42m
CLT

Jul 24

PIA
American Airlines Logo
American Airlines

Jul 30

PIA
7h 21m
CLT

Jul 31

BUF

as low as

$618

Buffalo, US (BUF) - Peoria, US (PIA)

American Airlines Logo
American Airlines

Jul 23

BUF
11h 3m
LGA
CLT

Jul 23

PIA
American Airlines Logo
American Airlines

Jul 30

PIA
7h 21m
CLT

Jul 31

BUF

as low as

$623

Buffalo, US (BUF) - Peoria, US (PIA)

American Airlines Logo
American Airlines

Jul 23

BUF
6h 28m
ORD

Jul 23

PIA
American Airlines Logo
American Airlines

Jul 30

PIA
7h 21m
CLT

Jul 31

BUF

as low as

$636

Buffalo, US (BUF) - Peoria, US (PIA)

American Airlines Logo
American Airlines

Jul 23

BUF
5h 42m
CLT

Jul 24

PIA
American Airlines Logo
American Airlines

Jul 30

PIA
4h 54m
ORD

Jul 30

BUF

as low as

$719

Buffalo, US (BUF) - Peoria, US (PIA)

American Airlines Logo
American Airlines

Jul 23

BUF
11h 3m
LGA
CLT

Jul 23

PIA
American Airlines Logo
American Airlines

Jul 30

PIA
4h 54m
ORD

Jul 30

BUF

as low as

$724

Buffalo, US (BUF) - Peoria, US (PIA)

American Airlines Logo
American Airlines

Jul 23

BUF
6h 28m
ORD

Jul 23

PIA
American Airlines Logo
American Airlines

Jul 30

PIA
4h 54m
ORD

Jul 30

BUF

as low as

$737

Buffalo, US (BUF) - Peoria, US (PIA)

American Airlines Logo
American Airlines

Jul 23

BUF
10h 52m
ORD

Jul 23

PIA
American Airlines Logo
American Airlines

Jul 30

PIA
7h 21m
CLT

Jul 31

BUF

as low as

$741

Buffalo, US (BUF) - Peoria, US (PIA)

American Airlines Logo
American Airlines

Jul 23

BUF
6h 35m
DFW

Jul 23

PIA
American Airlines Logo
American Airlines

Jul 30

PIA
7h 21m
CLT

Jul 31

BUF

as low as

$762

Buffalo, US (BUF) - Peoria, US (PIA)

American Airlines Logo
American Airlines

Jul 23

BUF
12h 54m
LGA
ORD

Jul 23

PIA
American Airlines Logo
American Airlines

Jul 30

PIA
7h 21m
CLT

Jul 31

BUF

as low as

$766

Buffalo, US (BUF) - Peoria, US (PIA)

American Airlines Logo
American Airlines

Jul 23

BUF
5h 42m
CLT

Jul 24

PIA
American Airlines Logo
American Airlines

Jul 30

PIA
10h 48m
DFW
PHL

Jul 30

BUF

as low as

$767

Buffalo, US (BUF) - Peoria, US (PIA)

American Airlines Logo
American Airlines

Jul 23

BUF
11h 3m
LGA
CLT

Jul 23

PIA
American Airlines Logo
American Airlines

Jul 30

PIA
10h 48m
DFW
PHL

Jul 30

BUF

as low as

$772

Buffalo, US (BUF) - Peoria, US (PIA)

American Airlines Logo
American Airlines

Jul 23

BUF
6h 28m
ORD

Jul 23

PIA
American Airlines Logo
American Airlines

Jul 30

PIA
10h 48m
DFW
PHL

Jul 30

BUF

as low as

$785

Top Deals on Business Class Flights from Buffalo to Moline

Buffalo, US (BUF) - Moline, US (MLI)

American Airlines Logo
American Airlines

Jul 23

BUF
3h 53m
ORD

Jul 23

MLI
American Airlines Logo
American Airlines

Jul 30

MLI
7h 10m
CLT

Jul 31

BUF

as low as

$662

Buffalo, US (BUF) - Moline, US (MLI)

American Airlines Logo
American Airlines

Jul 23

BUF
12h 10m
ORD

Jul 23

MLI
American Airlines Logo
American Airlines

Jul 30

MLI
9h 43m
ORD

Jul 30

BUF

as low as

$700

Buffalo, US (BUF) - Moline, US (MLI)

American Airlines Logo
American Airlines

Jul 23

BUF
6h 40m
ORD

Jul 23

MLI
American Airlines Logo
American Airlines

Jul 30

MLI
7h 10m
CLT

Jul 31

BUF

as low as

$706

Buffalo, US (BUF) - Moline, US (MLI)

American Airlines Logo
American Airlines

Jul 23

BUF
3h 53m
ORD

Jul 23

MLI
American Airlines Logo
American Airlines

Jul 30

MLI
9h 36m
CLT
LGA

Jul 30

BUF

as low as

$711

Buffalo, US (BUF) - Moline, US (MLI)

American Airlines Logo
American Airlines

Jul 23

BUF
16h 34m
ORD

Jul 23

MLI
American Airlines Logo
American Airlines

Jul 30

MLI
9h 43m
ORD

Jul 30

BUF

as low as

$713

Buffalo, US (BUF) - Moline, US (MLI)

American Airlines Logo
American Airlines

Jul 23

BUF
6h 44m
DFW

Jul 23

MLI
American Airlines Logo
American Airlines

Jul 30

MLI
7h 10m
CLT

Jul 31

BUF

as low as

$721

Buffalo, US (BUF) - Moline, US (MLI)

American Airlines Logo
American Airlines

Jul 23

BUF
6h 40m
ORD

Jul 23

MLI
American Airlines Logo
American Airlines

Jul 30

MLI
9h 36m
CLT
LGA

Jul 30

BUF

as low as

$755

Buffalo, US (BUF) - Moline, US (MLI)

American Airlines Logo
American Airlines

Jul 23

BUF
6h 44m
DFW

Jul 23

MLI
American Airlines Logo
American Airlines

Jul 30

MLI
9h 36m
CLT
LGA

Jul 30

BUF

as low as

$770

Buffalo, US (BUF) - Moline, US (MLI)

American Airlines Logo
American Airlines

Jul 23

BUF
10h 16m
PHL
DFW

Jul 23

MLI
American Airlines Logo
American Airlines

Jul 30

MLI
7h 10m
CLT

Jul 31

BUF

as low as

$789

Buffalo, US (BUF) - Moline, US (MLI)

American Airlines Logo
American Airlines

Jul 23

BUF
9h 56m
CLT
DFW

Jul 23

MLI
American Airlines Logo
American Airlines

Jul 30

MLI
7h 10m
CLT

Jul 31

BUF

as low as

$789

Buffalo, US (BUF) - Moline, US (MLI)

American Airlines Logo
American Airlines

Jul 23

BUF
10h 16m
PHL
DFW

Jul 23

MLI
American Airlines Logo
American Airlines

Jul 30

MLI
9h 36m
CLT
LGA

Jul 30

BUF

as low as

$838

Buffalo, US (BUF) - Moline, US (MLI)

American Airlines Logo
American Airlines

Jul 23

BUF
10h 16m
PHL
DFW

Jul 23

MLI
American Airlines Logo
American Airlines

Jul 30

MLI
4h 37m
ORD

Jul 30

BUF

as low as

$877

Top Deals on Business Class Flights from Buffalo to Bloomington

Buffalo, US (BUF) - Bloomington, US (BMI)

American Airlines Logo
American Airlines

Jul 26

BUF
3h 28m
ORD

Jul 26

BMI
American Airlines Logo
American Airlines

Aug 2

BMI
6h 28m
ORD

Aug 2

BUF

as low as

$727

Buffalo, US (BUF) - Bloomington, US (BMI)

American Airlines Logo
American Airlines

Jul 26

BUF
3h 28m
ORD

Jul 26

BMI
American Airlines Logo
American Airlines

Aug 2

BMI
4h 5m
ORD

Aug 2

BUF

as low as

$788

Buffalo, US (BUF) - Bloomington, US (BMI)

American Airlines Logo
American Airlines

Jul 26

BUF
3h 28m
ORD

Jul 26

BMI
American Airlines Logo
American Airlines

Aug 2

BMI
30h 24m
ORD
LGA

Aug 3

BUF

as low as

$915

Top Deals on Business Class Flights from Buffalo to Champaign

Buffalo, US (BUF) - Champaign, US (CMI)

American Airlines Logo
American Airlines

Jul 26

BUF
3h 39m
ORD

Jul 26

CMI
American Airlines Logo
American Airlines

Aug 2

CMI
6h 17m
ORD

Aug 2

BUF

as low as

$807

Buffalo, US (BUF) - Champaign, US (CMI)

American Airlines Logo
American Airlines

Jul 26

BUF
3h 39m
ORD

Jul 26

CMI
American Airlines Logo
American Airlines

Aug 2

CMI
4h 5m
ORD

Aug 2

BUF

as low as

$842

Buffalo, US (BUF) - Champaign, US (CMI)

American Airlines Logo
American Airlines

Jul 26

BUF
4h 53m
ORD

Jul 26

CMI
American Airlines Logo
American Airlines

Aug 2

CMI
6h 17m
ORD

Aug 2

BUF

as low as

$909

Buffalo, US (BUF) - Champaign, US (CMI)

American Airlines Logo
American Airlines

Jul 26

BUF
3h 39m
ORD

Jul 26

CMI
American Airlines Logo
American Airlines

Aug 2

CMI
30h 13m
ORD
LGA

Aug 3

BUF

as low as

$990

Top Deals on Business Class Flights from Buffalo to Springfield

Buffalo, US (BUF) - Springfield, US (SPI)

American Airlines Logo
American Airlines

Jul 26

BUF
7h 36m
CLT
ORD

Jul 26

SPI
American Airlines Logo
American Airlines

Aug 2

SPI
26h 28m
ORD
LGA

Aug 3

BUF

as low as

$953