Airlinecoop.org

Cheap flights from Chicago to Buffalo

39 nonstop flights a week, 5 of them today. Operated by 3 airlines, about 1h 40m in the air, 452 mi (727 km). Tickets from $165, nonstop from $80.

Flights from Chicago to Buffalo

Pick a departure date to see flights and seller prices

We search agencies and airlines for your day: nonstop and connecting flights, baggage, departure and arrival times.

Prices by day: Chicago to Buffalo

Lowest one-way price in dollars from recent searches, cheap days in green. Press a day to see flights and exact prices.

Filters

Best fares from Chicago to Buffalo

Lowest one-way prices found by recent searches for the next 120 days; press a card to search that date

Cheapest one-way $80 15 November 2026, nonstop Cheapest nonstop $80 15 November 2026, American Airlines Cheapest in the next 7 days $80 15 November, Sun Cheapest weekend departure $86 Sat, 14 November 2026 Cheapest month November 2026 tickets from $80

Chicago to Buffalo at a glance

flight time, from 1h 25m to 11h 5m
1h 40m
straight-line distance
452 mi (727 km)
flights a week
39
flights today
5
first and last departure
06:29 - 13:25
lowest price, nonstop, 12 February
$165
lowest nonstop price
$80
airlines
3

Chicago to Buffalo ticket prices by month

Lowest one-way fare found by recent searches

Cheapest month: November 2026, tickets from $80. Prices come from searches over the last few days; check the search for your exact date.

The most expensive month is February 2027: from $165. The average across months is $122.

Chicago to Buffalo flight schedule

39 flights a week, 5 today, 64 seasonal or one-off. Departure and arrival times are local.

FlightDepartsArrivesDurationDaysAircraft
UA 4177
United Airlines
06:29 , terminal 2
09:21 Buffalo Niagara International
1h 52m
Mon, Thu, Fri, Sun
UA 4177
United Airlines
06:50 , terminal 2
09:42 Buffalo Niagara International
1h 52m
Tue, Wed, Sat
WN 1538
Southwest Airlines
07:50 Chicago Midway International
10:25 Buffalo Niagara International
1h 35m
Mon, Thu, Fri, Sun
WN 3635
Southwest Airlines
07:50 Chicago Midway International
10:25 Buffalo Niagara International
1h 35m
Sat
AA 4780
American Airlines
08:00 , terminal 3
10:48 Buffalo Niagara International
1h 48m
Daily
Embraer EMB 175
WN 1374
Southwest Airlines
08:10 Chicago Midway International
10:40 Buffalo Niagara International
1h 30m
Mon, Tue, Wed, Thu
Boeing 737-800
UA 4382
United Airlines
10:30 , terminal 2
13:17 Buffalo Niagara International
1h 47m
Daily
WN 615
Southwest Airlines
12:45 Chicago Midway International
15:15 Buffalo Niagara International
1h 30m
Sat
Boeing 737-800
WN 246
Southwest Airlines
12:55 Chicago Midway International
15:25 Buffalo Niagara International
1h 30m
Mon, Thu, Fri, Sun
WN 1417
Southwest Airlines
13:25 Chicago Midway International
16:00 Buffalo Niagara International
1h 35m
Mon, Tue, Wed, Thu
Boeing 737

Seasonal and one-off flights

Not operating in the next two weeks. The first of them is on 24 November.

FlightDepartsArrivesDurationDaysAircraft
WN 1051
Southwest Airlines
07:40 Chicago Midway International
10:05 Buffalo Niagara International
1h 25m
Seasonal
Boeing 737-800
WN 4517
Southwest Airlines
13:05 Chicago Midway International
15:35 Buffalo Niagara International
1h 30m
Seasonal
WN 1051
Southwest Airlines
07:50 Chicago Midway International
10:25 Buffalo Niagara International
1h 35m
Seasonal
Boeing 737
AA 4780
American Airlines
08:15 , terminal 3
11:00 Buffalo Niagara International
1h 45m
Seasonal
Embraer EMB 175
WN 408
Southwest Airlines
13:30 Chicago Midway International
16:00 Buffalo Niagara International
1h 30m
Seasonal
Boeing 737
AA 2378
American Airlines
13:45 , terminal 3
16:25 Buffalo Niagara International
1h 40m
Seasonal
Airbus A319
UA 1301
United Airlines
06:50 , terminal 1
09:34 Buffalo Niagara International
1h 44m
Seasonal
Airbus A319
WN 271
Southwest Airlines
09:35 Chicago Midway International
12:05 Buffalo Niagara International
1h 30m
Seasonal
UA 4177
United Airlines
06:55 , terminal 2
09:44 Buffalo Niagara International
1h 49m
Seasonal
UA 4382
United Airlines
10:29 , terminal 2
13:17 Buffalo Niagara International
1h 48m
Seasonal
UA 5270
United Airlines
14:05 , terminal 2
16:57 Buffalo Niagara International
1h 52m
Seasonal
Embraer 175
UA 3564
United Airlines
14:05 , terminal 2
16:57 Buffalo Niagara International
1h 52m
Seasonal
Embraer 175
AA 3512
American Airlines
08:44 , terminal 3
11:30 Buffalo Niagara International
1h 46m
Selected dates
Embraer EMB 175
UA 4633
United Airlines
07:00 , terminal 2
09:48 Buffalo Niagara International
1h 48m
Seasonal
AA 4969
American Airlines
07:30 , terminal 3
10:24 Buffalo Niagara International
1h 54m
Seasonal
Canadair reg jet 700
UA 6047
United Airlines
10:13 , terminal 2
13:03 Buffalo Niagara International
1h 50m
Seasonal
UA 5380
United Airlines
14:02 , terminal 2
16:54 Buffalo Niagara International
1h 52m
Seasonal
Embraer 175
AA 4969
American Airlines
07:23 , terminal 3
10:17 Buffalo Niagara International
1h 54m
Seasonal
Canadair reg jet 700
AA 4969
American Airlines
07:11 , terminal 3
10:05 Buffalo Niagara International
1h 54m
Seasonal
Canadair reg jet 700
UA 4542
United Airlines
10:13 , terminal 2
13:03 Buffalo Niagara International
1h 50m
Seasonal
UA 4633
United Airlines
06:55 , terminal 2
09:43 Buffalo Niagara International
1h 48m
Seasonal
UA 4633
United Airlines
07:12 , terminal 2
10:00 Buffalo Niagara International
1h 48m
Seasonal
AA 4408
American Airlines
13:36 , terminal 3
16:32 Buffalo Niagara International
1h 56m
Seasonal
Embraer EMB 175
UA 5785
United Airlines
06:40 , terminal 2
09:28 Buffalo Niagara International
1h 48m
Seasonal
UA 5270
United Airlines
13:59 , terminal 2
16:51 Buffalo Niagara International
1h 52m
Seasonal
Embraer 175
AA 4055
American Airlines
08:00 , terminal 3
10:45 Buffalo Niagara International
1h 45m
Seasonal
Embraer EMB 175
WN 706
Southwest Airlines
08:10 Chicago Midway International
10:50 Buffalo Niagara International
1h 40m
Seasonal
WN 2346
Southwest Airlines
13:35 Chicago Midway International
16:05 Buffalo Niagara International
1h 30m
Seasonal
WN 481
Southwest Airlines
07:55 Chicago Midway International
10:35 Buffalo Niagara International
1h 40m
Seasonal
Boeing 737
WN 711
Southwest Airlines
07:55 Chicago Midway International
10:35 Buffalo Niagara International
1h 40m
Seasonal
Boeing 737-800
WN 4420
Southwest Airlines
13:05 Chicago Midway International
15:35 Buffalo Niagara International
1h 30m
Seasonal
UA 5785
United Airlines
06:29 , terminal 2
09:13 Buffalo Niagara International
1h 44m
Seasonal
WN 706
Southwest Airlines
07:45 Chicago Midway International
10:20 Buffalo Niagara International
1h 35m
Seasonal
Boeing 737-800
AA 4532
American Airlines
08:00 , terminal 3
10:49 Buffalo Niagara International
1h 49m
Seasonal
Embraer EMB 175
UA 4382
United Airlines
10:35 , terminal 2
13:10 Buffalo Niagara International
1h 35m
Seasonal
WN 4420
Southwest Airlines
13:10 Chicago Midway International
15:40 Buffalo Niagara International
1h 30m
Seasonal
WN 384
Southwest Airlines
08:00 Chicago Midway International
15:05 Buffalo Niagara International
6h 5m
Seasonal
WN 989
Southwest Airlines
08:10 Chicago Midway International
10:40 Buffalo Niagara International
1h 30m
Seasonal
WN 996
Southwest Airlines
12:50 Chicago Midway International
15:20 Buffalo Niagara International
1h 30m
Seasonal
WN 989
Southwest Airlines
07:35 Chicago Midway International
10:00 Buffalo Niagara International
1h 25m
Seasonal
Boeing 737
WN 1005
Southwest Airlines
07:35 Chicago Midway International
10:00 Buffalo Niagara International
1h 25m
Seasonal
Boeing 737-800
WN 4434
Southwest Airlines
12:55 Chicago Midway International
15:25 Buffalo Niagara International
1h 30m
Seasonal
Boeing 737
WN 989
Southwest Airlines
07:50 Chicago Midway International
10:20 Buffalo Niagara International
1h 30m
Seasonal
UA 4177
United Airlines
07:00 , terminal 2
09:46 Buffalo Niagara International
1h 46m
Seasonal
WN 4977
Southwest Airlines
08:05 Chicago Midway International
10:35 Buffalo Niagara International
1h 30m
Seasonal
AA 2182
American Airlines
08:10 , terminal 3
10:51 Buffalo Niagara International
1h 41m
Seasonal
Airbus A319
WN 2573
Southwest Airlines
13:15 Chicago Midway International
15:45 Buffalo Niagara International
1h 30m
Seasonal
WN 11
Southwest Airlines
07:05 Chicago Midway International
19:10 Buffalo Niagara International
11h 5m
Seasonal
WN 777
Southwest Airlines
07:45 Chicago Midway International
10:15 Buffalo Niagara International
1h 30m
Seasonal
Boeing 737
WN 4977
Southwest Airlines
13:05 Chicago Midway International
15:35 Buffalo Niagara International
1h 30m
Seasonal
Boeing 737-800
WN 777
Southwest Airlines
08:05 Chicago Midway International
10:35 Buffalo Niagara International
1h 30m
Seasonal
Boeing 737
WN 4977
Southwest Airlines
13:00 Chicago Midway International
15:30 Buffalo Niagara International
1h 30m
Seasonal
AA 4423
American Airlines
06:40 , terminal 3
09:31 Buffalo Niagara International
1h 51m
Seasonal
Embraer EMB 175
AA 6504
American Airlines
13:38 , terminal 3
16:27 Buffalo Niagara International
1h 49m
Seasonal
Canadair reg jet 700
AA 4913
American Airlines
13:38 , terminal 3
16:27 Buffalo Niagara International
1h 49m
Seasonal
Canadair reg jet 700
WN 2599
Southwest Airlines
08:00 Chicago Midway International
10:35 Buffalo Niagara International
1h 35m
Seasonal
WN 4161
Southwest Airlines
12:20 Chicago Midway International
14:45 Buffalo Niagara International
1h 25m
Seasonal
Boeing 737
WN 2599
Southwest Airlines
07:50 Chicago Midway International
10:25 Buffalo Niagara International
1h 35m
Seasonal
Boeing 737
WN 1939
Southwest Airlines
12:45 Chicago Midway International
15:15 Buffalo Niagara International
1h 30m
Seasonal
WN 2599
Southwest Airlines
07:55 Chicago Midway International
10:30 Buffalo Niagara International
1h 35m
Seasonal
WN 4161
Southwest Airlines
13:25 Chicago Midway International
15:55 Buffalo Niagara International
1h 30m
Seasonal
Boeing 737
AA 4423
American Airlines
06:46 , terminal 3
09:37 Buffalo Niagara International
1h 51m
Seasonal
Embraer EMB 175
AA 4913
American Airlines
13:25 , terminal 3
16:14 Buffalo Niagara International
1h 49m
Seasonal
Canadair reg jet 700
AA 4480
American Airlines
06:50 , terminal 3
09:39 Buffalo Niagara International
1h 49m
Seasonal
Embraer EMB 175

Days of the week are taken from the schedule for the next 14 days; schedules change by season. Buffalo is 1 hour ahead of Chicago. The search shows seat availability and the price for your date.

Airlines flying Chicago to Buffalo

Flights a week by schedule and the cheapest nonstop fare of each airline found by recent searches

Southwest Airlines18 a week United Airlines14 a week American Airlines7 a week

Airports

Where flights from Chicago to Buffalo depart and land

Departure from Chicago

Chicago Midway International MDW

18 flights a week, 9 mi (14 km) from the city centre

About the airport

Arrival in Buffalo

Buffalo Niagara International BUF

39 flights a week, 8 mi (13 km) from the city centre

About the airport

Frequently asked questions

How long is the flight from Chicago to Buffalo?
A nonstop flight takes 1 hour 40 minutes on average, from 1h 25m to 11h 5m depending on the flight.
How far is Buffalo from Chicago?
452 mi (727 km) in a straight line between the cities.
Which airlines fly nonstop from Chicago to Buffalo?
Southwest Airlines (18 a week), United Airlines (14 a week) and American Airlines (7 a week).
How many flights a day are there from Chicago to Buffalo?
5 flights today and 39 a week, about 5.6 a day on average.
When are the first and last flights from Chicago to Buffalo?
The first departure is at 06:29 (UA4177), the last at 13:25 (WN1417). Local time.
What is the cheapest month to fly from Chicago to Buffalo?
November 2026: tickets from $80. The most expensive is February 2027, from $165.
What is the cheapest upcoming date to fly from Chicago to Buffalo?
15 November 2026 (Sunday): from $80 one way, nonstop, by recent searches. The search shows the price for your dates.
Which airline is the cheapest from Chicago to Buffalo?
American Airlines: nonstop tickets from $80 on 15 November by recent searches. Prices change daily, so compare the sellers in the search.
What is the time difference between Chicago and Buffalo?
Buffalo is 1 hour ahead of Chicago. Schedule times on this page are local to each airport.
Which Chicago airport do flights to Buffalo leave from?
Chicago Midway International (18 a week).