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Cheap flights from Buffalo to Chicago

34 nonstop flights a week, 4 of them today. Operated by 3 airlines, about 2h 5m in the air, 452 mi (727 km). Tickets from $80.

Flights from Buffalo to Chicago

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: Buffalo to Chicago

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 Buffalo to Chicago

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 $92 Fri, 13 November 2026 Cheapest month November 2026 tickets from $80

Buffalo to Chicago at a glance

flight time, from 1h 40m to 8h 55m
2h 5m
straight-line distance
452 mi (727 km)
flights a week
34
flights today
4
first and last departure
06:00 - 11:17
lowest price, nonstop, 15 November
$80
average across months
$166
airlines
3

Buffalo to Chicago 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 April 2027: from $225. The average across months is $166.

Buffalo to Chicago flight schedule

34 flights a week, 4 today, 52 seasonal or one-off. Departure and arrival times are local.

FlightDepartsArrivesDurationDaysAircraft
UA 543
United Airlines
06:00 Buffalo Niagara International
06:59 , terminal 1
1h 59m
Sat
Boeing 737-700
AA 2359
American Airlines
06:02 Buffalo Niagara International
07:11 , terminal 3
2h 9m
Sat
Airbus A319
UA 543
United Airlines
06:30 Buffalo Niagara International
07:33 , terminal 1
2h 3m
Mon, Tue, Wed, Thu, Fri, Sun
Boeing 737-700
WN 845
Southwest Airlines
07:20 Buffalo Niagara International
08:10 Chicago Midway International
1h 50m
Mon, Thu, Fri, Sun
Boeing 737-800
AA 2359
American Airlines
07:52 Buffalo Niagara International
09:03 , terminal 3
2h 11m
Mon, Thu, Fri, Sun
Airbus A319
AA 2359
American Airlines
07:57 Buffalo Niagara International
09:05 , terminal 3
2h 8m
Daily
Airbus A319
WN 1626
Southwest Airlines
08:00 Buffalo Niagara International
08:50 Chicago Midway International
1h 50m
Sat
WN 845
Southwest Airlines
08:05 Buffalo Niagara International
09:00 Chicago Midway International
1h 55m
Mon, Tue, Wed, Thu
Boeing 737
WN 845
Southwest Airlines
08:25 Buffalo Niagara International
09:20 Chicago Midway International
1h 55m
Sat
UA 4619
United Airlines
10:30 Buffalo Niagara International
11:43 , terminal 2
2h 13m
Daily
AA 4780
American Airlines
11:17 Buffalo Niagara International
12:29 , terminal 3
2h 12m
Mon, Thu, Fri, Sat, Sun
Embraer EMB 175

Seasonal and one-off flights

Not operating in the next two weeks. The first of them is on 26 November.

FlightDepartsArrivesDurationDaysAircraft
WN 845
Southwest Airlines
08:00 Buffalo Niagara International
08:50 Chicago Midway International
1h 50m
Seasonal
Boeing 737-800
UA 1113
United Airlines
10:30 Buffalo Niagara International
11:37 , terminal 1
2h 7m
Seasonal
Airbus A319
UA 324
United Airlines
06:30 Buffalo Niagara International
07:33 , terminal 1
2h 3m
Seasonal
Airbus A319
UA 5288
United Airlines
06:30 Buffalo Niagara International
07:44 , terminal 2
2h 14m
Seasonal
Embraer 175
UA 3703
United Airlines
07:00 Buffalo Niagara International
14:55 , terminal 2
8h 55m
Seasonal
Embraer 175
AA 2359
American Airlines
07:53 Buffalo Niagara International
09:05 , terminal 3
2h 12m
Seasonal
Airbus A319
AA 2359
American Airlines
06:00 Buffalo Niagara International
07:06 , terminal 3
2h 6m
Seasonal
Airbus A319
UA 3703
United Airlines
07:12 Buffalo Niagara International
14:55 , terminal 2
8h 43m
Seasonal
Embraer 175
AA 3012
American Airlines
06:04 Buffalo Niagara International
07:10 , terminal 3
2h 6m
Seasonal
Airbus A319
UA 4447
United Airlines
06:30 Buffalo Niagara International
07:50 , terminal 2
2h 20m
Seasonal
AA 4447
American Airlines
06:35 Buffalo Niagara International
08:10 , terminal 3
2h 35m
Seasonal
Embraer EMB 175
UA 5223
United Airlines
10:42 Buffalo Niagara International
11:59 , terminal 2
2h 17m
Seasonal
AA 4969
American Airlines
11:10 Buffalo Niagara International
12:30 , terminal 3
2h 20m
Seasonal
Canadair reg jet 700
AA 4447
American Airlines
06:25 Buffalo Niagara International
08:00 , terminal 3
2h 35m
Seasonal
Embraer EMB 175
UA 4681
United Airlines
06:30 Buffalo Niagara International
07:52 , terminal 2
2h 22m
Seasonal
Embraer 175
AA 4969
American Airlines
10:35 Buffalo Niagara International
11:55 , terminal 3
2h 20m
Seasonal
Canadair reg jet 700
AA 6308
American Airlines
05:56 Buffalo Niagara International
07:31 , terminal 3
2h 35m
Seasonal
Canadair reg jet 700
UA 5491
United Airlines
06:30 Buffalo Niagara International
07:52 , terminal 2
2h 22m
Seasonal
Embraer 175
UA 5752
United Airlines
10:15 Buffalo Niagara International
11:32 , terminal 2
2h 17m
Seasonal
AA 2471
American Airlines
06:00 Buffalo Niagara International
07:19 , terminal 3
2h 19m
Seasonal
Airbus A319
WN 1278
Southwest Airlines
07:45 Buffalo Niagara International
08:50 Chicago Midway International
2h 5m
Seasonal
WN 1278
Southwest Airlines
08:15 Buffalo Niagara International
09:05 Chicago Midway International
1h 50m
Seasonal
Boeing 737
WN 1278
Southwest Airlines
08:30 Buffalo Niagara International
09:25 Chicago Midway International
1h 55m
Seasonal
AA 2224
American Airlines
06:02 Buffalo Niagara International
07:23 , terminal 3
2h 21m
Seasonal
Airbus A319
UA 5491
United Airlines
07:00 Buffalo Niagara International
07:48 , terminal 2
1h 48m
Seasonal
Embraer 175
WN 1329
Southwest Airlines
08:15 Buffalo Niagara International
09:05 Chicago Midway International
1h 50m
Seasonal
UA 5752
United Airlines
10:09 Buffalo Niagara International
11:19 , terminal 2
2h 10m
Seasonal
AA 4532
American Airlines
11:21 Buffalo Niagara International
12:36 , terminal 3
2h 15m
Seasonal
Embraer EMB 175
WN 446
Southwest Airlines
08:20 Buffalo Niagara International
09:15 Chicago Midway International
1h 55m
Seasonal
AA 2062
American Airlines
06:02 Buffalo Niagara International
07:23 , terminal 3
2h 21m
Seasonal
Airbus A319
UA 543
United Airlines
07:00 Buffalo Niagara International
07:48 , terminal 1
1h 48m
Seasonal
Boeing 737
WN 1006
Southwest Airlines
07:20 Buffalo Niagara International
08:10 Chicago Midway International
1h 50m
Seasonal
Boeing 737-800
WN 1006
Southwest Airlines
08:30 Buffalo Niagara International
09:15 Chicago Midway International
1h 45m
Seasonal
WN 2639
Southwest Airlines
07:15 Buffalo Niagara International
08:05 Chicago Midway International
1h 50m
Seasonal
Boeing 737-800
WN 4450
Southwest Airlines
08:25 Buffalo Niagara International
09:10 Chicago Midway International
1h 45m
Seasonal
AA 3001
American Airlines
06:00 Buffalo Niagara International
07:09 , terminal 3
2h 9m
Seasonal
Airbus A319
WN 743
Southwest Airlines
07:40 Buffalo Niagara International
08:20 Chicago Midway International
1h 40m
Seasonal
WN 770
Southwest Airlines
11:15 Buffalo Niagara International
11:55 Chicago Midway International
1h 40m
Seasonal
WN 770
Southwest Airlines
08:10 Buffalo Niagara International
08:55 Chicago Midway International
1h 45m
Seasonal
WN 770
Southwest Airlines
08:00 Buffalo Niagara International
08:40 Chicago Midway International
1h 40m
Seasonal
AA 2182
American Airlines
08:00 Buffalo Niagara International
09:05 , terminal 3
2h 5m
Seasonal
Boeing 737-800
AA 4423
American Airlines
10:01 Buffalo Niagara International
11:09 , terminal 3
2h 8m
Seasonal
Embraer EMB 175
AA 2371
American Airlines
08:06 Buffalo Niagara International
09:10 , terminal 3
2h 4m
Seasonal
Boeing 737-800
WN 649
Southwest Airlines
07:45 Buffalo Niagara International
08:25 Chicago Midway International
1h 40m
Seasonal
WN 649
Southwest Airlines
08:25 Buffalo Niagara International
09:10 Chicago Midway International
1h 45m
Seasonal
WN 649
Southwest Airlines
07:00 Buffalo Niagara International
07:40 Chicago Midway International
1h 40m
Seasonal
Boeing 737
WN 649
Southwest Airlines
07:40 Buffalo Niagara International
08:20 Chicago Midway International
1h 40m
Seasonal
AA 3001
American Airlines
06:32 Buffalo Niagara International
07:35 , terminal 3
2h 3m
Seasonal
Airbus A319
AA 2371
American Airlines
08:08 Buffalo Niagara International
09:10 , terminal 3
2h 2m
Seasonal
Boeing 737-800
AA 4423
American Airlines
10:07 Buffalo Niagara International
11:09 , terminal 3
2h 2m
Seasonal
Embraer EMB 175
AA 4395
American Airlines
05:11 Buffalo Niagara International
06:05 , terminal 3
1h 54m
Seasonal
Embraer EMB 175
AA 4480
American Airlines
10:30 Buffalo Niagara International
11:35 , terminal 3
2h 5m
Seasonal
Embraer EMB 175

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

Airlines flying Buffalo to Chicago

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

United Airlines14 a week American Airlines12 a week Southwest Airlines8 a week

Airports

Where flights from Buffalo to Chicago depart and land

Departure from Buffalo

Buffalo Niagara International BUF

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

About the airport

Arrival in Chicago

Chicago Midway International MDW

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

About the airport

When to visit Chicago

Weather by month

Best time to visit: May, June, July, August, September and October, +18° to +27° by day. In November it is +10° by day and +2° at night, with 7 rainy days.

Jan
0° −7° 10 days
Feb
+2° −6° 7 days
Mar
+9° 0° 12 days
Apr
+14° +5° 13 days
May
+19° +10° 11 days
Jun
+27° +17° 9 days
Jul
+27° +19° 12 days
Aug
+27° +19° 10 days
Sep
+24° +16° 7 days
Oct
+18° +10° 11 days
Nov
+10° +2° 7 days
Dec
+4° −3° 10 days

Daytime and night temperatures in °C, rainy days. Months with the most comfortable weather are in green. Long-term averages.

Frequently asked questions

How long is the flight from Buffalo to Chicago?
A nonstop flight takes 2 hours 5 minutes on average, from 1h 40m to 8h 55m depending on the flight.
How far is Chicago from Buffalo?
452 mi (727 km) in a straight line between the cities.
Which airlines fly nonstop from Buffalo to Chicago?
United Airlines (14 a week), American Airlines (12 a week) and Southwest Airlines (8 a week).
How many flights a day are there from Buffalo to Chicago?
4 flights today and 34 a week, about 4.9 a day on average.
When are the first and last flights from Buffalo to Chicago?
The first departure is at 06:00 (UA543), the last at 11:17 (AA4780). Local time.
What is the cheapest month to fly from Buffalo to Chicago?
November 2026: tickets from $80. The most expensive is April 2027, from $225.
What is the cheapest upcoming date to fly from Buffalo to Chicago?
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 Buffalo to Chicago?
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 Buffalo and Chicago?
Chicago is 1 hour behind Buffalo. Schedule times on this page are local to each airport.
Which Buffalo airport do flights to Chicago leave from?
Buffalo Niagara International (34 a week).