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Buffalo Niagara International Airport to Chicago O'Hare International Airport flight

Search for flights from Buffalo to Chicago. Find affordable one-way or round-trip flights.

      • Cheapest nonstop
        BUF 08:00
        2h 4m
        Nonstop
        ORD 09:04
        Buffalo - Chicago | Tue, Jun 16 | American Airlines
        MDW 18:55
        1h 30m
        Nonstop
        BUF 21:25
        Chicago - Buffalo | Tue, Jun 23 |
        BRL 1,197 BRL 1,640
        27% off
        27% off
        BRL 1,640 BRL 1,197
      • BUF 06:00
        5h 13m
        1 stop
        ORD 10:13
        Buffalo - Chicago | Wed, Jun 17 | Delta Air Lines
        ORD 18:58
        4h 4m
        1 stop
        BUF 00:02
        Chicago - Buffalo | Sun, Jun 21 | Delta Air Lines
        BRL 831 BRL 1,640
        49% off
        49% off
        BRL 1,640 BRL 831
      • BUF 12:03
        5h 20m
        1 stop
        ORD 16:23
        Buffalo - Chicago | Fri, Jul 17 | Delta Air Lines
        ORD 19:17
        3h 41m
        1 stop
        BUF 23:58
        Chicago - Buffalo | Sun, Jul 19 | Delta Air Lines
        BRL 837 BRL 1,640
        49% off
        49% off
        BRL 1,640 BRL 837
      • BUF 14:50
        6h
        1 stop
        ORD 19:50
        Buffalo - Chicago | Wed, Jun 10 | Frontier Airlines
        ORD 16:59
        25h 13m
        1 stop
        BUF 19:12
        Chicago - Buffalo | Tue, Jun 16 | Frontier Airlines
        BRL 1,001
        39% off
        BRL 1,640 BRL 1,001
      • BUF 19:19
        5h 34m
        1 stop
        ORD 23:53
        Buffalo - Chicago | Fri, Jul 10 | Delta Air Lines
        ORD 07:01
        3h 22m
        1 stop
        BUF 11:23
        Chicago - Buffalo | Sun, Jul 12 | Delta Air Lines
        BRL 1,040
        37% off
        BRL 1,640 BRL 1,040
      • BUF 14:50
        6h
        1 stop
        ORD 19:50
        Buffalo - Chicago | Fri, Jun 12 | Frontier Airlines
        ORD 16:59
        25h 13m
        1 stop
        BUF 19:12
        Chicago - Buffalo | Tue, Jun 16 | Frontier Airlines
        BRL 1,123
        32% off
        BRL 1,640 BRL 1,123
      • BUF 06:00
        1h 59m
        Nonstop
        ORD 06:59
        Buffalo - Chicago | Wed, Jun 17 | American Airlines
        MDW 06:00
        6h 55m
        1 stop
        BUF 13:55
        Chicago - Buffalo | Wed, Jun 24 | Frontier Airlines
        BRL 1,127
        31% off
        BRL 1,640 BRL 1,127
      • BUF 14:48
        6h 5m
        1 stop
        ORD 19:53
        Buffalo - Chicago | Wed, Jul 8 | Frontier Airlines
        MDW 06:05
        6h 48m
        1 stop
        BUF 13:53
        Chicago - Buffalo | Wed, Jul 15 | Frontier Airlines
        BRL 1,179
        28% off
        BRL 1,640 BRL 1,179
      • BUF 09:03
        5h 1m
        1 stop
        ORD 13:04
        Buffalo - Chicago | Wed, Jun 10 | Delta Air Lines
        ORD 16:59
        25h 13m
        1 stop
        BUF 19:12
        Chicago - Buffalo | Tue, Jun 16 | Frontier Airlines
        BRL 1,191
        27% off
        BRL 1,640 BRL 1,191
      • BUF 06:00
        7h 36m
        1 stop
        ORD 12:36
        Buffalo - Chicago | Tue, Jun 16 | Delta Air Lines
        ORD 17:45
        4h 47m
        1 stop
        BUF 23:32
        Chicago - Buffalo | Tue, Jun 23 | Delta Air Lines
        BRL 1,192
        27% off
        BRL 1,640 BRL 1,192
      • BUF 13:00
        17h 25m
        1 stop
        CHI 14:00
        Buffalo - Chicago | Mon, Jun 8 | Normal Airline
        CHI 15:00
        6h
        Nonstop
        BUF 16:00
        Chicago - Buffalo | Wed, Jun 10 | Normal Airline
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      • Cheapest nonstop
        BUF 10:01
        2h 8m
        Nonstop
        ORD 11:09
        Buffalo - Chicago | Tue, Jun 23 | American Airlines
        BRL 629 BRL 961
        35% off
        35% off
        BRL 961 BRL 629
      • BUF 16:45
        2h 15m
        Nonstop
        ORD 18:00
        Buffalo - Chicago | Tue, Aug 4 | American Airlines
        BRL 662 BRL 961
        31% off
        31% off
        BRL 961 BRL 662
      • BUF 14:48
        6h 5m
        1 stop
        ORD 19:53
        Buffalo - Chicago | Wed, Jul 8 | Frontier Airlines
        BRL 607 BRL 961
        37% off
        37% off
        BRL 961 BRL 607
      • BUF 12:04
        5h 22m
        1 stop
        ORD 16:26
        Buffalo - Chicago | Tue, Jun 23 | Delta Air Lines
        BRL 616
        36% off
        BRL 961 BRL 616
      • BUF 09:03
        4h 57m
        1 stop
        ORD 13:00
        Buffalo - Chicago | Wed, Jul 1 | Delta Air Lines
        BRL 645
        33% off
        BRL 961 BRL 645
      • BUF 14:48
        6h 5m
        1 stop
        ORD 19:53
        Buffalo - Chicago | Fri, Jul 31 | Frontier Airlines
        BRL 654
        32% off
        BRL 961 BRL 654
      • BUF 12:28
        8h 25m
        1 stop
        ORD 19:53
        Buffalo - Chicago | Sat, Aug 1 | Frontier Airlines
        BRL 654
        32% off
        BRL 961 BRL 654
      • BUF 12:28
        8h 25m
        1 stop
        ORD 19:53
        Buffalo - Chicago | Sat, Jul 11 | Frontier Airlines
        BRL 660
        31% off
        BRL 961 BRL 660
      • BUF 14:50
        6h
        1 stop
        ORD 19:50
        Buffalo - Chicago | Wed, Jun 17 | Frontier Airlines
        BRL 697
        27% off
        BRL 961 BRL 697
      • BUF 15:54
        5h 37m
        1 stop
        ORD 20:31
        Buffalo - Chicago | Wed, Jul 8 | Delta Air Lines
        BRL 701
        27% off
        BRL 961 BRL 701
      • BUF 13:00
        17h 25m
        1 stop
        CHI 14:00
        Buffalo - Chicago | Mon, Jun 8 | Normal Airline
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Displayed flight fares from Buffalo Niagara International Airport to Chicago O'Hare International Airport are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Selected Airlines from Buffalo Niagara International Airport to Chicago O'Hare International Airport

View airlines operating flights from Buffalo to Chicago. Compare prices and find the airline that meets your travel needs to enjoy a comfortable journey.

Frontier Airlines
From BRL 607
Delta Air Lines
From BRL 616
American Airlines
From BRL 629
United Airlines
From BRL 776
Jetblue Airways
From BRL 878
Sun Country Airlines
From BRL 1,209

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Flight Schedule from Buffalo Niagara International Airport to Chicago O'Hare International Airport

Check on the flight schedule from Buffalo to Chicago to find the flight that matches your travel plan.

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA2747

    Buffalo Niagara International Airport

    18:04

    BUF

    1h 59m

    19:03

    ORD

    S M T W T F S
    Search

  2. AA2112

    Buffalo Niagara International Airport

    08:00

    BUF

    2h 5m

    09:05

    ORD

    S M T W T F S
    Search

  3. AA4413

    Buffalo Niagara International Airport

    10:01

    BUF

    2h 7m

    11:08

    ORD

    S M T W T F S
    Search

  4. AA4913

    Buffalo Niagara International Airport

    16:42

    BUF

    2h 20m

    18:02

    ORD

    S M T W T - S
    Search

  5. AA1195

    Buffalo Niagara International Airport

    07:59

    BUF

    2h 11m

    09:10

    ORD

    S M T W T F S
    Search

  6. DL2898

    Buffalo Niagara International Airport

    06:25

    BUF

    1h 19m

    Nonstop

    07:44

    DTW

    S M T W T F S
    Search

  7. DL3673

    Detroit Metropolitan Wayne County Airport

    10:15

    DTW

    1h 35m

    Nonstop

    10:50

    ORD

    S M T W T - S

  8. DL3636

    Buffalo Niagara International Airport

    12:04

    BUF

    1h 19m

    Nonstop

    13:23

    DTW

    S M T W T F S
    Search

  9. DL2358

    Detroit Metropolitan Wayne County Airport

    15:50

    DTW

    1h 27m

    Nonstop

    16:17

    ORD

    S M T W T F S

  10. DL3642

    Buffalo Niagara International Airport

    15:54

    BUF

    1h 16m

    Nonstop

    17:10

    DTW

    S M T W T F S
    Search

  11. DL1665

    Detroit Metropolitan Wayne County Airport

    19:58

    DTW

    1h 32m

    Nonstop

    20:30

    ORD

    S M T W T F S

  12. AA6114

    Buffalo Niagara International Airport

    19:40

    BUF

    1h 30m

    Nonstop

    21:10

    PHL

    S M T W T F S
    Search

  13. AA2840

    Philadelphia International Airport

    23:05

    PHL

    2h 29m

    Nonstop

    00:34

    ORD

    S M T W T F S

  14. F91407

    Buffalo Niagara International Airport

    14:49

    BUF

    2h 19m

    Nonstop

    17:08

    ATL

    S M T W T F S
    Search

  15. F93397

    Hartsfield-Jackson Atlanta International Airport

    18:15

    ATL

    2h 26m

    Nonstop

    19:41

    ORD

    - M T - - F -
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Buffalo Niagara International Airport to Chicago O'Hare International Airport Flights Info

Flight distance760.5 km
Cheapest one-way ticket priceBRL 607
Cheapest return ticket priceBRL 831

FAQs for Buffalo Niagara International Airport to Chicago O'Hare International Airport Flights

  • How long is a flight from Buffalo Niagara International Airport (BUF) to Chicago O'Hare International Airport (ORD)?

    It takes around 2 hours 3 minutes to fly from Buffalo Niagara International Airport (buf) to Chicago O'Hare International Airport (ord).
  • There are around 5 daily flights from Buffalo Niagara International Airport (BUF) to Chicago O'Hare International Airport (ORD).
  • Tickets cost around BRL 957 in July, making it the cheapest month to book. Buffalo Niagara International Airport (BUF) to Chicago O'Hare International Airport (ORD) is a popular route, so don't forget to book your tickets in advance.
  • The route from Buffalo Niagara International Airport (BUF) to Chicago O'Hare International Airport (ORD) is quite popular. Without considering departure times or holidays, tickets cost around BRL 1,551 in June, the most expensive month to book this route.
  • The earliest flight departs from Buffalo Niagara International Airport at 06:14 and arrives in Chicago O'Hare International Airport at 07:13.
  • The latest flight departs from Buffalo Niagara International Airport at 17:55 and arrives in Chicago O'Hare International Airport at 18:51.
    • The distance from Chicago O'Hare International Airport to downtown is about 25 km, by taxi about 40 minutes.
    • The distance from Chicago Midway International Airport to downtown is about 14 km, by taxi about 30 minutes.
  • The closest airport to Chicago O'Hare International Airport (ORD) is Chicago Midway International Airport. The distance is around 25 km.
  • American Airlines is a very popular airline operating an average of 1708 flights per month.

Popular Destinations

Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

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Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.