
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $138 (Frontier) |
One-way from | $70 (Expedia) |
Popular in | January |
Cheapest in | September |
Average price | $349 |
Good round-trip deal | $301 or less |
Good one-way deal | $120 or less |
Fly from
Fly to
Route
Depart
Return
Price
ChicagoBuffalo
ORD - BUF
ORDBUF
Chicago O'Hare Intl
Thu 2/26
5:05 am-12:54 pm
1 stop6h 49m
Buffalo
Mon 3/2
1:48 pm-10:39 pm
1 stop9h 51m
ChicagoBuffalo
MDW - BUF
MDWBUF
Chicago Midway
Thu 2/26
6:25 am-12:44 pm
1 stop29h 19m
Buffalo
Sun 3/8
9:25 pm-1:08 pm
1 stop16h 43m
ChicagoBuffalo
MDW - BUF
MDWBUF
Chicago Midway
Fri 2/27
7:53 pm-11:05 am
1 stop14h 12m
Buffalo
Sun 3/8
9:25 pm-1:08 pm
1 stop16h 43m
ChicagoBuffalo
ORD - BUF
ORDBUF
Chicago O'Hare Intl
Thu 3/5
11:55 am-10:49 am
1 stop21h 54m
Buffalo
Mon 3/9
9:25 pm-11:22 am
2 stops14h 57m
ChicagoBuffalo
MDW - BUF
MDWBUF
Chicago Midway
Thu 4/23
9:14 am-7:13 pm
1 stop8h 59m
Buffalo
Mon 4/27
1:08 pm-10:19 pm
1 stop10h 11m
ChicagoBuffalo
ORD - BUF
ORDBUF
Chicago O'Hare Intl
Mon 2/23
6:04 am-2:01 pm
1 stop6h 57m
Buffalo
Thu 2/26
6:00 am-11:54 am
1 stop6h 54m
ChicagoBuffalo
MDW - BUF
MDWBUF
Chicago Midway
Thu 3/5
5:16 pm-12:18 pm
1 stop18h 02m
Buffalo
Mon 3/9
11:44 am-8:53 pm
1 stop10h 09m
ChicagoBuffalo
MDW - BUF
MDWBUF
Chicago Midway
Wed 2/25
1:50 pm-4:15 pm
Nonstop1h 25m
Buffalo
Sat 2/28
6:35 pm-7:35 pm
Nonstop2h 00m
ChicagoBuffalo
ORD - BUF
ORDBUF
Chicago O'Hare Intl
Wed 2/18
6:04 am-2:02 pm
1 stop6h 58m
Buffalo
Thu 2/19
3:15 pm-11:21 pm
1 stop9h 06m
ChicagoBuffalo
ORD - BUF
ORDBUF
Chicago O'Hare Intl
Fri 2/27
5:05 am-12:44 pm
1 stop6h 39m
Buffalo
Sun 3/8
9:25 pm-10:56 am
2 stops14h 31m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
The best time to book flights from Chicago to Buffalo is 72 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, January is the cheapest month in which you can book a flight from Chicago to Buffalo (average of $98). Flying from Chicago to Buffalo in March is currently the most expensive (average of $238). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Unlike in the morning, when flights are generally more expensive, you can save up to 10% on flights from Chicago to Buffalo by exploring options for tickets in the evening.
Travelers seeking maximum savings on their Chicago to Buffalo flight should consider departing on Monday evenings when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from CHI to BUF are scheduled on a Monday (25 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 on average).
Comfort
Food
Overall
Boarding
Entertainment
Crew
Reviews
Thomas,Dec 2025
SEA - DEN
Comfort
Food
Overall
Boarding
Entertainment
Crew
Reviews
Thomas,Dec 2025
SEA - DEN
Comfort
Food
Overall
Boarding
Entertainment
Crew
Reviews
Thomas,Dec 2025
SEA - DEN
Comfort
Food
Overall
Boarding
Entertainment
Crew
Reviews
Thomas,Dec 2025
SEA - DEN
Comfort
Food
Overall
Boarding
Entertainment
Crew
Reviews
Thomas,Dec 2025
SEA - DEN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$132 | Average$198 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$177 | Average$306 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$197 | Average$353 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$278 | Average$398 | FlexibilityNo cancel fee | On-time63% |