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Buffalo Niagara International Airport to O'Hare Intl. Airport flight

Explore the cheapest one-way and round-trip flights from Buffalo Niagara International Airport to O'Hare Intl. Airport over the next 90 days, with one-way fares from SAR 358 and round-trip from SAR 683. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        BUF 11:24 AM
        2h 5m
        Nonstop
        ORD 12:29 PM
        Buffalo - Chicago | Wed, Oct 21 | American Airlines
        ORD 9:16 PM
        1h 43m
        Nonstop
        BUF 11:59 PM
        Chicago - Buffalo | Fri, Oct 23 | American Airlines
        SAR 818 SAR 940
        13% off
        13% off
        SAR 940 SAR 818
      • BUF 7:59 AM
        2h 11m
        Nonstop
        ORD 9:10 AM
        Buffalo - Chicago | Sun, Oct 4 | American Airlines
        ORD 2:20 PM
        1h 48m
        Nonstop
        BUF 5:08 PM
        Chicago - Buffalo | Wed, Oct 7 | American Airlines
        SAR 819 SAR 940
        13% off
        13% off
        SAR 940 SAR 819
      • BUF 1:44 PM
        5h 47m
        1 stop
        ORD 6:31 PM
        Buffalo - Chicago | Sun, Oct 18 | Frontier Airlines
        MDW 6:15 AM
        5h 44m
        1 stop
        BUF 12:59 PM
        Chicago - Buffalo | Thu, Oct 22 | Frontier Airlines
        SAR 683 SAR 940
        27% off
        27% off
        SAR 940 SAR 683
      • BUF 1:45 PM
        5h 38m
        1 stop
        ORD 6:23 PM
        Buffalo - Chicago | Sun, Sep 27 | Frontier Airlines
        ORD 6:20 AM
        5h 30m
        1 stop
        BUF 12:50 PM
        Chicago - Buffalo | Sun, Oct 4 | Frontier Airlines
        SAR 690
        27% off
        SAR 940 SAR 690
      • BUF 1:40 PM
        5h 43m
        1 stop
        ORD 6:23 PM
        Buffalo - Chicago | Thu, Sep 24 | Frontier Airlines
        ORD 6:20 AM
        5h 35m
        1 stop
        BUF 12:55 PM
        Chicago - Buffalo | Thu, Oct 1 | Frontier Airlines
        SAR 692
        26% off
        SAR 940 SAR 692
      • BUF 1:44 PM
        5h 47m
        1 stop
        ORD 6:31 PM
        Buffalo - Chicago | Sun, Oct 25 | Frontier Airlines
        MDW 6:16 AM
        5h 59m
        1 stop
        BUF 1:15 PM
        Chicago - Buffalo | Thu, Oct 29 | Frontier Airlines
        SAR 777
        17% off
        SAR 940 SAR 777
      • BUF 1:40 PM
        5h 43m
        1 stop
        ORD 6:23 PM
        Buffalo - Chicago | Thu, Oct 8 | Frontier Airlines
        MDW 6:21 AM
        5h 38m
        1 stop
        BUF 12:59 PM
        Chicago - Buffalo | Thu, Oct 15 | Frontier Airlines
        SAR 798
        15% off
        SAR 940 SAR 798
      • BUF 1:13 PM
        8h 15m
        1 stop
        ORD 8:28 PM
        Buffalo - Chicago | Fri, Oct 23 | Frontier Airlines
        ORD 4:49 PM
        24h 18m
        1 stop
        BUF 6:07 PM
        Chicago - Buffalo | Tue, Oct 27 | Frontier Airlines
        SAR 808
        14% off
        SAR 940 SAR 808
      • BUF 1:44 PM
        5h 47m
        1 stop
        ORD 6:31 PM
        Buffalo - Chicago | Sun, Oct 11 | Frontier Airlines
        ORD 4:20 PM
        1h 30m
        Nonstop
        BUF 6:50 PM
        Chicago - Buffalo | Sun, Oct 18 |
        SAR 817
        13% off
        SAR 940 SAR 817
      • BUF 3:53 PM
        5h 37m
        1 stop
        ORD 8:30 PM
        Buffalo - Chicago | Sun, Oct 4 | Delta Air Lines
        MDW 6:44 PM
        4h 15m
        1 stop
        BUF 11:59 PM
        Chicago - Buffalo | Wed, Oct 7 | Delta Air Lines
        SAR 834
        11% off
        SAR 940 SAR 834
      • BUF 2:10 PM
        6h 10m
        1 stop
        ORD 7:20 PM
        Buffalo - Chicago | Wed, Oct 21 | Delta Air Lines
        ORD 7:30 PM
        3h 29m
        1 stop
        BUF 11:59 PM
        Chicago - Buffalo | Fri, Oct 23 | Delta Air Lines
        SAR 836
        11% off
        SAR 940 SAR 836
      • BUF 2:10 PM
        6h 10m
        1 stop
        ORD 7:20 PM
        Buffalo - Chicago | Sun, Oct 18 | Delta Air Lines
        MDW 6:44 PM
        4h 15m
        1 stop
        BUF 11:59 PM
        Chicago - Buffalo | Thu, Oct 22 | Delta Air Lines
        SAR 846
        10% off
        SAR 940 SAR 846
      • BUF 1:00 PM
        17h 25m
        1 stop
        CHI 2:00 PM
        Buffalo - Chicago | Tue, Sep 22 | Normal Airline
        CHI 3:00 PM
        6h
        Nonstop
        BUF 4:00 PM
        Chicago - Buffalo | Thu, Sep 24 | Normal Airline
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      • Cheapest nonstop
        BUF 6:50 PM
        2h 10m
        Nonstop
        ORD 8:00 PM
        Buffalo - Chicago | Thu, Oct 22 | American Airlines
        SAR 467 SAR 526
        11% off
        11% off
        SAR 526 SAR 467
      • BUF 5:49 PM
        2h 10m
        Nonstop
        ORD 6:59 PM
        Buffalo - Chicago | Tue, Oct 27 | American Airlines
        SAR 473 SAR 526
        10% off
        10% off
        SAR 526 SAR 473
      • BUF 6:51 PM
        29h 8m
        1 stop
        ORD 10:59 PM
        Buffalo - Chicago | Tue, Sep 29 | Frontier Airlines
        SAR 358 SAR 526
        32% off
        32% off
        SAR 526 SAR 358
      • BUF 1:44 PM
        5h 47m
        1 stop
        ORD 6:31 PM
        Buffalo - Chicago | Sat, Oct 24 | Frontier Airlines
        SAR 391
        26% off
        SAR 526 SAR 391
      • BUF 1:45 PM
        5h 38m
        1 stop
        ORD 6:23 PM
        Buffalo - Chicago | Sat, Oct 3 | Frontier Airlines
        SAR 392
        25% off
        SAR 526 SAR 392
      • BUF 1:48 PM
        5h 57m
        1 stop
        ORD 6:45 PM
        Buffalo - Chicago | Mon, Nov 9 | Frontier Airlines
        SAR 417
        21% off
        SAR 526 SAR 417
      • BUF 1:48 PM
        5h 57m
        1 stop
        ORD 6:45 PM
        Buffalo - Chicago | Mon, Nov 2 | Frontier Airlines
        SAR 418
        21% off
        SAR 526 SAR 418
      • BUF 1:44 PM
        5h 47m
        1 stop
        ORD 6:31 PM
        Buffalo - Chicago | Wed, Oct 14 | Frontier Airlines
        SAR 419
        20% off
        SAR 526 SAR 419
      • BUF 6:51 PM
        29h 8m
        1 stop
        ORD 10:59 PM
        Buffalo - Chicago | Tue, Sep 22 | Frontier Airlines
        SAR 432
        18% off
        SAR 526 SAR 432
      • BUF 1:44 PM
        5h 47m
        1 stop
        ORD 6:31 PM
        Buffalo - Chicago | Wed, Oct 21 | Frontier Airlines
        SAR 444
        16% off
        SAR 526 SAR 444
      • BUF 6:51 PM
        29h 8m
        1 stop
        ORD 10:59 PM
        Buffalo - Chicago | Tue, Oct 6 | Frontier Airlines
        SAR 453
        14% off
        SAR 526 SAR 453
      • BUF 12:54 PM
        20h 52m
        1 stop
        ORD 8:46 AM
        Buffalo - Chicago | Thu, Nov 5 | Frontier Airlines
        SAR 462
        12% off
        SAR 526 SAR 462
      • BUF 6:10 AM
        5h 29m
        1 stop
        ORD 10:39 AM
        Buffalo - Chicago | Thu, Oct 22 | Delta Air Lines
        SAR 464
        12% off
        SAR 526 SAR 464
      • BUF 6:51 PM
        14h
        1 stop
        ORD 7:51 AM
        Buffalo - Chicago | Tue, Oct 13 | Frontier Airlines
        SAR 464
        12% off
        SAR 526 SAR 464
      • BUF 1:00 PM
        17h 25m
        1 stop
        CHI 2:00 PM
        Buffalo - Chicago | Tue, Sep 22 | Normal Airline
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Displayed flight fares from Buffalo Niagara International Airport to O'Hare Intl. Airport are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airline offers the cheapest flights from Buffalo Niagara International Airport to O'Hare Intl. Airport?

The cheapest airline flying from Buffalo Niagara International Airport to O'Hare Intl. Airport is Frontier Airlines (from SAR 358) among 5 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From SAR 358
Delta Air Lines
From SAR 457
American Airlines
From SAR 458
United Airlines
From SAR 513
Jetblue Airways
From SAR 1,018

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What is the flight schedule from Buffalo Niagara International Airport to O'Hare Intl. Airport?

Check the schedule for flights from Buffalo to Chicago and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA543

    Buffalo Niagara International Airport

    6:55 AM

    BUF

    2h

    7:55 AM

    ORD

    S M T W T F S
    Search

  2. AA1195

    Buffalo Niagara International Airport

    7:59 AM

    BUF

    2h 11m

    9:10 AM

    ORD

    S M T W T F S
    Search

  3. F91407

    Buffalo Niagara International Airport

    1:40 PM

    BUF

    2h 15m

    Nonstop

    3:55 PM

    ATL

    S - T - T F -
    Search

  4. F91595

    Hartsfield–Jackson Atlanta International Airport

    5:02 PM

    ATL

    2h 21m

    Nonstop

    6:23 PM

    ORD

    S M T W T F S

  5. F91691

    Buffalo Niagara International Airport

    12:49 PM

    BUF

    2h 50m

    Nonstop

    3:39 PM

    MCO

    - M - W - - S
    Search

  6. F93043

    Orlando Intl. Airport

    8:10 AM

    MCO

    3h 10m

    Nonstop

    10:20 AM

    ORD

    S - - W T - S

  7. F91691

    Buffalo Niagara International Airport

    12:49 PM

    BUF

    2h 50m

    Nonstop

    3:39 PM

    MCO

    - M - W - - S
    Search

  8. F91349

    Orlando Intl. Airport

    8:51 PM

    MCO

    3h 8m

    Nonstop

    10:59 PM

    ORD

    S M T W T F S
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About Buffalo Niagara International Airport and O'Hare Intl. Airport

Learn about Buffalo Niagara International Airport (BUF) and O'Hare Intl. Airport (ORD) — including location, terminals, transportation, and travel tips.

Flight distance760.5 km
Cheapest one-way ticket priceSAR 358
Cheapest return ticket priceSAR 683

FAQs for Buffalo Niagara International Airport to O'Hare Intl. Airport Flights

  • How long is the flight from Buffalo Niagara International Airport to O'Hare Intl. Airport?

    Buffalo Niagara International Airport to O'Hare Intl. Airport takes about 1 hour 29 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 7 daily flights from Buffalo Niagara International Airport (BUF) to O'Hare Intl. Airport (ORD).
  • The earliest flight from Buffalo Niagara International Airport to O'Hare Intl. Airport departs at 06:30, and the last departs at 18:56, with about 9 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Buffalo Niagara International Airport (BUF) to O'Hare Intl. Airport (ORD) is quite popular. Without considering departure times or holidays, tickets cost around SAR 762 in October, the most expensive month to book this route.
  • The earliest flight departs from Buffalo Niagara International Airport (BUF) at 06:14 and arrives in O'Hare Intl. Airport (ORD) at 07:13.
  • The latest flight departs from Buffalo Niagara International Airport (BUF) at 17:55 and arrives in O'Hare Intl. Airport (ORD) at 18:51.
    • The distance from O'Hare International Airport to downtown is about 25 km. It takes about 40 minutes by taxi.
    • The distance from Chicago Midway International Airport to downtown is about 14 km. It takes about 30 minutes by taxi.
  • The closest airport to O'Hare Intl. 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.
  • Yes. United Airlines and American Airlines operate direct flights from Buffalo Niagara International Airport to O'Hare Intl. Airport, with an average flight time of 1 hour 20 minutes, and around 48 weekly flights. Actual flight frequency may vary by season.

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

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Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

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Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.