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Buffalo Niagara International Airport to O'Hare International Airport flight

Explore the cheapest one-way and round-trip flights from Buffalo Niagara International Airport to O'Hare International Airport over the next 90 days, with one-way fares from NZD 199 and round-trip from NZD 326. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        BUF 11:24
        2h 5m
        Direct
        ORD 12:29
        Buffalo - Chicago | Sat, Nov 7 | American Airlines
        ORD 21:16
        1h 43m
        Direct
        BUF 23:59
        Chicago - Buffalo | Mon, Nov 9 | American Airlines
        NZD 391 NZD 729
        46% off
        46% off
        NZD 729 NZD 391
      • BUF 07:59
        2h 11m
        Direct
        ORD 09:10
        Buffalo - Chicago | Wed, Oct 21 | American Airlines
        ORD 14:20
        1h 48m
        Direct
        BUF 17:08
        Chicago - Buffalo | Sat, Oct 24 | American Airlines
        NZD 391 NZD 729
        46% off
        46% off
        NZD 729 NZD 391
      • BUF 13:44
        5h 47m
        1 stop
        ORD 18:31
        Buffalo - Chicago | Wed, Nov 4 | Frontier Airlines
        MDW 06:15
        5h 44m
        1 stop
        BUF 12:59
        Chicago - Buffalo | Sun, Nov 8 | Frontier Airlines
        NZD 326 NZD 729
        55% off
        55% off
        NZD 729 NZD 326
      • BUF 13:44
        5h 47m
        1 stop
        ORD 18:31
        Buffalo - Chicago | Wed, Nov 11 | Frontier Airlines
        MDW 06:16
        5h 59m
        1 stop
        BUF 13:15
        Chicago - Buffalo | Sun, Nov 15 | Frontier Airlines
        NZD 371
        49% off
        NZD 729 NZD 371
      • BUF 13:40
        5h 43m
        1 stop
        ORD 18:23
        Buffalo - Chicago | Sun, Oct 25 | Frontier Airlines
        MDW 06:21
        5h 38m
        1 stop
        BUF 12:59
        Chicago - Buffalo | Sun, Nov 1 | Frontier Airlines
        NZD 381
        48% off
        NZD 729 NZD 381
      • BUF 13:44
        5h 47m
        1 stop
        ORD 18:31
        Buffalo - Chicago | Wed, Oct 28 | Frontier Airlines
        ORD 16:20
        1h 30m
        Direct
        BUF 18:50
        Chicago - Buffalo | Wed, Nov 4 |
        NZD 390
        47% off
        NZD 729 NZD 390
      • BUF 15:53
        5h 37m
        1 stop
        ORD 20:30
        Buffalo - Chicago | Wed, Oct 21 | Delta Air Lines
        MDW 18:44
        4h 15m
        1 stop
        BUF 23:59
        Chicago - Buffalo | Sat, Oct 24 | Delta Air Lines
        NZD 398
        45% off
        NZD 729 NZD 398
      • BUF 14:10
        6h 10m
        1 stop
        ORD 19:20
        Buffalo - Chicago | Sat, Nov 7 | Delta Air Lines
        ORD 19:30
        3h 29m
        1 stop
        BUF 23:59
        Chicago - Buffalo | Mon, Nov 9 | Delta Air Lines
        NZD 399
        45% off
        NZD 729 NZD 399
      • BUF 14:10
        6h 10m
        1 stop
        ORD 19:20
        Buffalo - Chicago | Wed, Nov 4 | Delta Air Lines
        MDW 18:44
        4h 15m
        1 stop
        BUF 23:59
        Chicago - Buffalo | Sun, Nov 8 | Delta Air Lines
        NZD 404
        45% off
        NZD 729 NZD 404
      • BUF 12:53
        19h 38m
        1 stop
        ORD 07:31
        Buffalo - Chicago | Mon, Oct 26 | Frontier Airlines
        MDW 06:15
        5h 44m
        1 stop
        BUF 12:59
        Chicago - Buffalo | Fri, Oct 30 | Frontier Airlines
        NZD 409
        44% off
        NZD 729 NZD 409
      • BUF 13:44
        5h 47m
        1 stop
        ORD 18:31
        Buffalo - Chicago | Sun, Nov 1 | Frontier Airlines
        MDW 06:21
        5h 38m
        1 stop
        BUF 12:59
        Chicago - Buffalo | Sun, Nov 8 | Frontier Airlines
        NZD 411
        44% off
        NZD 729 NZD 411
      • BUF 13:45
        5h 38m
        1 stop
        ORD 18:23
        Buffalo - Chicago | Wed, Oct 14 | Frontier Airlines
        ORD 06:20
        5h 30m
        1 stop
        BUF 12:50
        Chicago - Buffalo | Wed, Oct 21 | Frontier Airlines
        NZD 663
        9% off
        NZD 729 NZD 663
      • BUF 13:00
        17h 25m
        1 stop
        CHI 14:00
        Buffalo - Chicago | Wed, Oct 14 | Normal Airline
        CHI 15:00
        6h
        Direct
        BUF 16:00
        Chicago - Buffalo | Fri, Oct 16 | Normal Airline
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      • Cheapest nonstop
        BUF 18:46
        2h 14m
        Direct
        ORD 20:00
        Buffalo - Chicago | Fri, Dec 4 | American Airlines
        NZD 230 NZD 255
        10% off
        10% off
        NZD 255 NZD 230
      • BUF 11:26
        2h 32m
        Direct
        ORD 12:58
        Buffalo - Chicago | Sat, Dec 5 | American Airlines
        NZD 232 NZD 255
        9% off
        9% off
        NZD 255 NZD 232
      • BUF 13:48
        5h 57m
        1 stop
        ORD 18:45
        Buffalo - Chicago | Mon, Nov 9 | Frontier Airlines
        NZD 199 NZD 255
        22% off
        22% off
        NZD 255 NZD 199
      • BUF 14:34
        6h 59m
        1 stop
        ORD 20:33
        Buffalo - Chicago | Thu, Nov 19 | Frontier Airlines
        NZD 200
        22% off
        NZD 255 NZD 200
      • BUF 13:15
        6h 22m
        1 stop
        ORD 18:37
        Buffalo - Chicago | Wed, Dec 9 | Frontier Airlines
        NZD 202
        21% off
        NZD 255 NZD 202
      • BUF 13:48
        5h 57m
        1 stop
        ORD 18:45
        Buffalo - Chicago | Mon, Nov 2 | Frontier Airlines
        NZD 211
        17% off
        NZD 255 NZD 211
      • BUF 13:48
        5h 57m
        1 stop
        ORD 18:45
        Buffalo - Chicago | Fri, Nov 13 | Frontier Airlines
        NZD 214
        16% off
        NZD 255 NZD 214
      • BUF 13:48
        5h 57m
        1 stop
        ORD 18:45
        Buffalo - Chicago | Mon, Nov 16 | Frontier Airlines
        NZD 217
        15% off
        NZD 255 NZD 217
      • BUF 13:48
        5h 57m
        1 stop
        ORD 18:45
        Buffalo - Chicago | Fri, Oct 30 | Frontier Airlines
        NZD 221
        13% off
        NZD 255 NZD 221
      • BUF 08:02
        11h 52m
        1 stop
        ORD 18:54
        Buffalo - Chicago | Fri, Nov 6 | Frontier Airlines
        NZD 221
        13% off
        NZD 255 NZD 221
      • BUF 14:39
        20h 9m
        1 stop
        ORD 09:48
        Buffalo - Chicago | Mon, Dec 7 | Frontier Airlines
        NZD 225
        12% off
        NZD 255 NZD 225
      • BUF 15:20
        7h 16m
        1 stop
        ORD 21:36
        Buffalo - Chicago | Sat, Dec 5 | Delta Air Lines
        NZD 230
        10% off
        NZD 255 NZD 230
      • BUF 13:00
        17h 25m
        1 stop
        CHI 14:00
        Buffalo - Chicago | Wed, Oct 14 | Normal Airline
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Flight fares from Buffalo Niagara International Airport to O'Hare International Airport are based on the average fares across airlines for the next three months, based on Trip.com’s latest data.

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

The cheapest airline flying from Buffalo Niagara International Airport to O'Hare International Airport is Frontier Airlines (from NZD 153) among 5 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From NZD 153
Delta Air Lines
From NZD 208
American Airlines
From NZD 243
United Airlines
From NZD 245
Jetblue Airways
From NZD 527

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What is the flight schedule from Buffalo Niagara International Airport to O'Hare International 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. AA2921

    Buffalo Niagara International Airport

    17:50

    BUF

    2h 10m

    19:00

    ORD

    S M T W T F S
    Search

  2. AA4780

    Buffalo Niagara International Airport

    11:36

    BUF

    2h 21m

    12:57

    ORD

    S M T W T - S
    Search

  3. F91407

    Buffalo Niagara International Airport

    13:44

    BUF

    2h 27m

    Direct

    16:11

    ATL

    S - T - T F -
    Search

  4. F91595

    Hartsfield–Jackson Atlanta International Airport

    17:10

    ATL

    2h 21m

    Direct

    18:31

    ORD

    S M T W T F S

  5. F91691

    Buffalo Niagara International Airport

    18:51

    BUF

    2h 47m

    Direct

    21:38

    MCO

    - M - W - - S
    Search

  6. F93043

    Orlando International Airport

    05:40

    MCO

    3h 11m

    Direct

    07:51

    ORD

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

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

Flight distance 760.5km
Cheapest one-way ticket price NZD 199
Cheapest return ticket price NZD 326

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

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

    Buffalo Niagara International Airport to O'Hare International Airport takes about 1 hour 26 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 International Airport (ORD).
  • The earliest flight from Buffalo Niagara International Airport to O'Hare International Airport departs at 07:00, and the last departs at 19:08, with about 10 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 International Airport (ORD) is quite popular. Without considering departure times or holidays, tickets cost around NZD 527 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 International Airport (ORD) at 07:13.
  • The latest flight departs from Buffalo Niagara International Airport (BUF) at 17:55 and arrives in O'Hare International Airport (ORD) at 18:51.
    • The distance from O'Hare International Airport to downtown is about 25km, by taxi about 40 minutes.
    • The distance from Chicago Midway International Airport to downtown is about 14km, by taxi about 30 minutes.
  • The closest airport to O'Hare International Airport (ORD) is Chicago Midway International Airport. The distance is around 25km.
  • American Airlines is a very popular airline operating an average of 1708 flights per month.
  • One-way flights from Buffalo Niagara International Airport to O'Hare International Airport currently start from NZD 199, and round-trip fares start from NZD 326. The current lowest fare is a Frontier Airlines flight departing on Mon, Nov 9; prices may vary depending on availability.
  • Yes. United Airlines and American Airlines operate direct flights from Buffalo Niagara International Airport to O'Hare International Airport, with an average flight time of 1 hour 21 minutes, and around 48 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Buffalo Niagara International Airport to O'Hare International Airport is NZD 381. Prices may vary depending on the departure date, airline, and availability.
  • Buffalo Niagara International Airport to O'Hare International Airport operates around 49 weekly flights, mainly by United Airlines and American Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Buffalo Niagara International Airport and O'Hare International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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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, regulatory fees, etc) with all fees confirmed before payment. Fees for baggage, meals, Wi-Fi, 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

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
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.