Airlines with flights from Chicago to Buffalo
There are four airlines with scheduled flights between ORD and BUF. Both American Airlines and United operates non-stop flights from Chicago Ohare to Buffalo Niagara International and the flight time is 1 hour and 38 minutes.
Choose airline
Schedules
Non-stop with American Airlines
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Total flight time: 1 hour and 38 minutes
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One World Alliance
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Chicago is a American Airlines hub.
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21 flights per week
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Embraer 170Embraer 175
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First class available
ORD
Direct
BUF
W22, May 27 - Jun 02
Flight
Mon
May 27
Tue
May 28
Wed
May 29
Thu
May 30
Fri
May 31
Sat
Jun 1
Sun
Jun 2
AA3410
08:14
08:14
08:14
08:14
08:14
08:14
08:14
AA3811
13:39
13:39
13:39
13:39
13:39
13:30
13:39
AA3582
18:20
18:20
18:20
18:20
18:20
18:18
18:20
The timetable & schedule information was updated at 2024-03-15
Non-stop with United Airlines
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Total flight time: 1 hour and 41 minutes
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Chicago is a United Airlines hub (Largest hub ).
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21 flights per week
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Embraer 175 (Enhanced Winglets)Boeing 737MAX 9 PassengerAirbus A319Airbus A320Boeing 737-900 Passenger
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First class available
ORD
Direct
BUF
W22, May 27 - Jun 02
Flight
Mon
May 27
Tue
May 28
Wed
May 29
Thu
May 30
Fri
May 31
Sat
Jun 1
Sun
Jun 2
UA5468
10:35
10:35
10:35
10:35
10:35
10:35
10:35
UA1448
14:06
14:06
14:06
14:06
14:06
14:06
13:51
UA3676
18:57
18:57
18:57
18:57
18:57
18:57
18:57
UA2419
21:20
21:20
21:20
21:20
21:20
21:20
21:20
The timetable & schedule information was updated at 2024-03-15
Via Detroit with Delta Air Lines
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Total flight time: 3h 04m - 5h 25m.
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Sky Team Alliance
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26 flights per week
ORD
Via DTW
BUF
W22, May 27 - Jun 02
Flight
Mon
May 27
Tue
May 28
Wed
May 29
Thu
May 30
Fri
May 31
Sat
Jun 1
Sun
Jun 2
DL1509
DL5474
DL5474
07:09
07:09
07:09
07:09
07:09
----
07:09
DL1509
DL989
DL989
----
----
----
----
----
07:09
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DL1520
DL5474
DL5474
08:45
08:45
08:45
08:45
08:45
----
08:45
DL816
DL2692
DL2692
11:45
11:45
11:45
11:45
11:45
11:59
11:45
DL1032
DL2717
DL2717
17:23
17:23
17:23
17:23
17:23
17:23
17:23
The timetable & schedule information was updated at 2024-03-15
Via Dulles with United Airlines
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Total flight time: 4h 02m - 6h 17m.
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Chicago is a United Airlines hub (Largest hub ).
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18 flights per week
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Embraer 175 (Enhanced Winglets)Boeing 737MAX 9 PassengerAirbus A319Airbus A320Boeing 737-900 Passenger
ORD
Via IAD
BUF
W22, May 27 - Jun 02
Flight
Mon
May 27
Tue
May 28
Wed
May 29
Thu
May 30
Fri
May 31
Sat
Jun 1
Sun
Jun 2
UA2277
UA4349
UA4349
----
----
07:00
----
----
----
----
UA2277
UA6018
UA6018
07:00
07:00
----
07:00
07:00
----
----
UA2277
UA4270
UA4270
----
----
----
----
----
07:00
07:00
UA1581
UA4270
UA4270
----
----
----
----
----
08:47
08:45
UA1581
UA4349
UA4349
----
----
08:47
----
----
----
----
UA1581
UA6018
UA6018
08:47
08:47
----
08:47
08:47
----
----
UA1869
UA4316
UA4316
13:10
13:10
13:10
13:10
13:10
13:10
----
The timetable & schedule information was updated at 2024-03-15
Via Washington with American Airlines
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Total flight time: 3h 31m - 6h 06m.
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One World Alliance
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Chicago is a American Airlines hub.
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14 flights per week
-
Embraer 170Embraer 175
ORD
Via DCA
BUF
W22, May 27 - Jun 02
Flight
Mon
May 27
Tue
May 28
Wed
May 29
Thu
May 30
Fri
May 31
Sat
Jun 1
Sun
Jun 2
AA1269
AA4436
AA4436
06:38
06:38
06:38
06:38
06:38
06:38
06:38
AA1187
AA4484
AA4484
12:01
12:01
12:01
12:01
12:01
11:52
12:01
AA1608
AA4258
AA4258
18:29
18:29
18:29
18:29
18:29
----
18:29
The timetable & schedule information was updated at 2024-03-15
Via Baltimore with Southwest Airlines
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Total flight time: 3h 50m - 6h 10m.
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Low-cost airline
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9 flights per week
ORD
Via BWI
BUF
W22, May 27 - Jun 02
Flight
Mon
May 27
Tue
May 28
Wed
May 29
Thu
May 30
Fri
May 31
Sat
Jun 1
Sun
Jun 2
WN5932
WN5607
WN5607
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----
----
----
----
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09:30
WN5932
WN2175
WN2175
----
12:15
12:15
----
----
----
----
WN1773
WN756
WN756
17:25
17:25
17:25
17:25
17:25
----
17:25
The timetable & schedule information was updated at 2024-03-15