Cheap Flights from Chicago, IL to Buffalo, NY from $98

Return flight: Buffalo – Chicago
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On Cheapflightsplus.com you will find 13 direct and 284 connecting flights from Chicago to Buffalo. You can compare airfare deals from 4 airlines and multiple travel sites from $98, book and save on cheap plane tickets and last minute offers. Also check out CHI-BUF flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Chicago to Buffalo Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $98 (one-way), $168 (round-trip).
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Best Flights from Chicago to Buffalo Today

Take a look at the list of non stop flights and flights with layovers from Chicago to Buffalo with the lowest price of $98. The fastest direct flight takes 1h 39m and the fastest connecting – 4h 16m.
Price Departure Arrival Flight Duration Airline Flight
from $139
Find flight
07:15
Chicago
O'Hare International
 09:54
Buffalo
Niagara
 1h 39m United Airlines
UA2038
from $208
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10:35
Chicago
O'Hare International
 13:21
Buffalo
Niagara
 1h 46m United Airlines
UA4411
from $81
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16:56
Chicago
O'Hare International
 07:51+1 день
Buffalo
Niagara
 13h 55m
layover
8h 6m - Orlando
 Frontier Airlines
F93044
F93262
from $95
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14:44
Chicago
Midway
 13:15+1 день
Buffalo
Niagara
 21h 31m
layover
15h 31m - Denver
 Frontier Airlines
F92209
F92752
Show all tickets
*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on September 09, 2025
Full flight schedule will help you in detecting at what time planes fly from Chicago to Buffalo. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
Departure Arrival Flight Details Flight Duration Price
06:00 — 16:19
06:00 — 08:02 F91483 Frontier Airlines
Chicago — Denver
3h 19m stop
11:13 — 16:29 F92752 Frontier Airlines
Denver — Buffalo
9h 19m
including layover
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from$91
07:10 — 09:53
07:10 — 09:53 UA352 United Airlines
Chicago — Buffalo
1h 43m
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from$140
07:10 — 09:56
07:10 — 09:56 UA4440 United Airlines
Chicago — Buffalo
1h 46m
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from$155
07:15 — 09:54
07:15 — 09:54 UA2038 United Airlines
Chicago — Buffalo
1h 39m
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from$139
07:15 — 09:58
07:15 — 09:58 UA3508 United Airlines
Chicago — Buffalo
1h 43m
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from$139
08:00 — 18:16
08:00 — 11:48 F92792 Frontier Airlines
Chicago — Orlando
3h 44m stop
15:32 — 18:16 F91692 Frontier Airlines
Orlando — Buffalo
9h 16m
including layover
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from$98
10:35 — 13:22
10:35 — 13:22 UA4382 United Airlines
Chicago — Buffalo
1h 47m
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from$140
10:35 — 13:21
10:35 — 13:21 UA4410 United Airlines
Chicago — Buffalo
1h 46m
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from$155
14:08 — 16:52
14:08 — 16:52 UA1872 United Airlines
Chicago — Buffalo
1h 44m
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from$140
14:10 — 16:55
14:10 — 16:55 UA1448 United Airlines
Chicago — Buffalo
1h 45m
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from$139
14:44 — 13:15
+1 day
14:44 — 16:33 F92209 Frontier Airlines
Chicago — Denver
15h 31m stop
11:13 — 16:29 F92752 Frontier Airlines
Denver — Buffalo
21h 31m
including layover
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from$95
16:06 — 15:47
+1 day
16:11 — 19:54 F91186 Frontier Airlines
Chicago — Tampa
17h 6m stop
15:25 — 18:17 F91244 Frontier Airlines
Tampa — Buffalo
22h 41m
including layover
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from$95
16:56 — 07:51
+1 day
10:59 — 14:54 F93044 Frontier Airlines
Chicago — Orlando
8h 6m stop
07:05 — 09:52 F93262 Frontier Airlines
Orlando — Buffalo
13h 55m
including layover
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from$81
18:20 — 21:01
18:20 — 21:01 UA1335 United Airlines
Chicago — Buffalo
1h 41m
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from$139
19:45 — 22:28
19:45 — 22:28 UA1695 United Airlines
Chicago — Buffalo
1h 43m
Find flight
from$157
*Departure and arrival times - local. Updated on September 9, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Chicago to Buffalo depends on and how to choose the most interesting flight option for you.

Distance between Chicago and Buffalo is 740 miles. Time difference between the cities is 1h. Airplanes depart 05:00 to 22:15 from 7 Chicago airports and arrive 05:00 to 22:15 to 1 Buffalo airport. Average flight time is 1h 44m.

  • The fastest flight 1h 39m
  • Average flight time 1h 44m
  • The earliest flight 05:00
  • The latest flight 22:15
  • Distance 460 ml

Popular Airlines on the Route

The flight Chicago — Buffalo is served by 4 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Frontier Airlines - 12 departures per week at the price of from $ 81 . And the most expensive tickets are offered by United Airlines airline - from $ 916.

Direct flights

There are 13 nonstop flights on the route. The fastest direct flight is UA2038 by United Airlines takes 1h 39m.

  • UA - United Airlines
    from $139
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See more direct flights

Connecting Flights

There are 284 flights with layovers on the route. The fastest connecting flight is UA2029 by United Airlines takes 4h 16m.

  • F9 - Frontier Airlines
    from $81
    Find
  • SY - Sun Country Airlines
    from $135
    Find
  • UA - United Airlines
    from $204
    Find
  • NK - Spirit Airlines
    from $216
    Find
See more connecting flights

Airports

You can fly from Chicago to Buffalo from 7 airports (O'Hare International, Midway, Dupage County, Chicago FSS, Merrill C Meigs (closed), Pal-Waukee, Chicago NAS).

Chicago airports

  • O'Hare International-ORD
    from $81
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  • Midway-MDW
    from $95
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  • Dupage County-DPA
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  • Chicago FSS-CHI
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  • Merrill C Meigs (closed)-CGX
    Find
  • Pal-Waukee-PWK
    Find
  • Chicago NAS-NOH
    Find

Buffalo airports

  • Niagara-BUF
    Find

Airplanes

There are flights to Buffalo from Chicago by 4 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Chicago

You may also consider searching for discounted plane tickets to some other popular places from Chicago within United States.

Top International Destinations from Chicago

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

How to book a plane ticket yourself?

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