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O'Hare International Airport to Buffalo Niagara International Airport flight

Explore the cheapest one-way and round-trip flights from O'Hare International Airport to Buffalo Niagara International Airport over the next 90 days, with one-way fares from NZD 207 and round-trip from NZD 457. Based on Trip.com's latest 7-day flight data.

    • Cheapest nonstop
      ORD 19:05
      1h 50m
      BUF 21:55
      Chicago - Buffalo | Tue, Dec 8 | American Airlines
      BUF 19:10
      1h 50m
      MDW 20:00
      Buffalo - Chicago | Fri, Dec 11 |
      NZD 461 NZD 721
      36% off
      36% off
      NZD 721 NZD 461
    • ORD 17:54
      1h 52m
      BUF 20:46
      Chicago - Buffalo | Tue, Dec 8 | United Airlines
      BUF 16:00
      1h 45m
      MDW 16:45
      Buffalo - Chicago | Fri, Dec 11 |
      NZD 519 NZD 721
      28% off
      28% off
      NZD 721 NZD 519
    • ORD 13:45
      1h 40m
      BUF 16:25
      Chicago - Buffalo | Thu, Nov 26 | American Airlines
      BUF 18:40
      2h 19m
      ORD 19:59
      Buffalo - Chicago | Mon, Nov 30 | American Airlines
      NZD 634 NZD 721
      12% off
      12% off
      NZD 721 NZD 634
    • ORD 08:39
      5h 40m
      BUF 15:19
      Chicago - Buffalo | Tue, Dec 8 | Delta Air Lines
      BUF 19:10
      1h 50m
      MDW 20:00
      Buffalo - Chicago | Fri, Dec 11 |
      NZD 457
      37% off
      NZD 721 NZD 457
    • ORD 17:58
      5h 7m
      BUF 00:05
      Chicago - Buffalo | Wed, Nov 25 | American Airlines
      BUF 18:40
      2h 19m
      ORD 19:59
      Buffalo - Chicago | Mon, Nov 30 | American Airlines
      NZD 495
      31% off
      NZD 721 NZD 495
    • ORD 17:29
      4h 16m
      BUF 22:45
      Chicago - Buffalo | Tue, Nov 24 | American Airlines
      BUF 11:17
      2h 12m
      ORD 12:29
      Buffalo - Chicago | Mon, Nov 30 | American Airlines
      NZD 495
      31% off
      NZD 721 NZD 495
    • ORD 17:05
      5h 53m
      BUF 23:58
      Chicago - Buffalo | Mon, Nov 16 | Delta Air Lines
      BUF 21:20
      28h 22m
      ORD 00:42
      Buffalo - Chicago | Sun, Nov 22 | Frontier Airlines
      NZD 556
      23% off
      NZD 721 NZD 556
    • ORD 17:12
      26h 12m
      BUF 20:24
      Chicago - Buffalo | Thu, Nov 26 | Frontier Airlines
      BUF 21:20
      19h 32m
      ORD 15:52
      Buffalo - Chicago | Sun, Nov 29 | Frontier Airlines
      NZD 599
      17% off
      NZD 721 NZD 599
    • ORD 17:12
      18h 16m
      BUF 12:28
      Chicago - Buffalo | Wed, Nov 25 | Frontier Airlines
      BUF 21:20
      23h 27m
      MDW 19:47
      Buffalo - Chicago | Sun, Nov 29 | Frontier Airlines
      NZD 606
      16% off
      NZD 721 NZD 606
    • CHI 13:00
      17h 25m
      1 stop
      BUF 14:00
      Chicago - Buffalo | Wed, Oct 21 | Normal Airline
      BUF 15:00
      6h
      Direct
      CHI 16:00
      Buffalo - Chicago | Fri, Oct 23 | Normal Airline
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    • Cheapest
      ORD 21:16
      1h 43m
      Direct
      BUF 23:59
      Chicago - Buffalo | Tue, Oct 27 | American Airlines
      NZD 207 NZD 299
      31% off
      31% off
      NZD 299 NZD 207
    • ORD 14:30
      7h 30m
      1 stop
      BUF 23:00
      Chicago - Buffalo | Tue, Oct 27 | Delta Air Lines
      NZD 208 NZD 299
      30% off
      30% off
      NZD 299 NZD 208
    • ORD 07:00
      3h 35m
      1 stop
      BUF 11:35
      Chicago - Buffalo | Tue, Oct 27 | Delta Air Lines
      NZD 208 NZD 641
      68% off
      68% off
      NZD 641 NZD 208
    • ORD 10:30
      7h 26m
      1 stop
      BUF 18:56
      Chicago - Buffalo | Mon, Oct 26 | Delta Air Lines
      NZD 217
      27% off
      NZD 299 NZD 217
    • ORD 08:07
      1h 42m
      Direct
      BUF 10:49
      Chicago - Buffalo | Mon, Oct 26 | American Airlines
      NZD 219
      27% off
      NZD 299 NZD 219
    • ORD 14:20
      1h 48m
      Direct
      BUF 17:08
      Chicago - Buffalo | Mon, Oct 26 | American Airlines
      NZD 219
      66% off
      NZD 641 NZD 219
    • ORD 07:31
      5h 18m
      1 stop
      BUF 13:49
      Chicago - Buffalo | Thu, Nov 19 | Frontier Airlines
      NZD 227
      24% off
      NZD 299 NZD 227
    • ORD 08:45
      7h 46m
      1 stop
      BUF 17:31
      Chicago - Buffalo | Wed, Nov 18 | Delta Air Lines
      NZD 230
      23% off
      NZD 299 NZD 230
    • ORD 19:00
      1h 37m
      Direct
      BUF 21:37
      Chicago - Buffalo | Wed, Nov 18 | American Airlines
      NZD 231
      23% off
      NZD 299 NZD 231
    • CHI 13:00
      17h 25m
      1 stop
      BUF 14:00
      Chicago - Buffalo | Wed, Oct 21 | Normal Airline
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    • Cheapest nonstop
      ORD 14:20
      1h 48m
      Direct
      BUF 17:08
      Chicago - Buffalo | Mon, Oct 26 | American Airlines
      NZD 219 NZD 541
      60% off
      60% off
      NZD 541 NZD 219
    • ORD 14:20
      1h 48m
      Direct
      BUF 17:08
      Chicago - Buffalo | Sat, Oct 24 | American Airlines
      NZD 470 NZD 541
      13% off
      13% off
      NZD 541 NZD 470
    • ORD 08:03
      1h 50m
      Direct
      BUF 10:53
      Chicago - Buffalo | Tue, Oct 20 | American Airlines
      NZD 476 NZD 541
      12% off
      12% off
      NZD 541 NZD 476
    • CHI 13:00
      17h 25m
      1 stop
      BUF 14:00
      Chicago - Buffalo | Wed, Oct 21 | Normal Airline
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    • Cheapest nonstop
      ORD 14:20
      1h 48m
      Direct
      BUF 17:08
      Chicago - Buffalo | Mon, Oct 26 | American Airlines
      NZD 219 NZD 641
      66% off
      66% off
      NZD 641 NZD 219
    • ORD 14:20
      1h 48m
      Direct
      BUF 17:08
      Chicago - Buffalo | Sat, Oct 24 | American Airlines
      NZD 470 NZD 641
      27% off
      27% off
      NZD 641 NZD 470
    • ORD 08:03
      1h 50m
      Direct
      BUF 10:53
      Chicago - Buffalo | Tue, Oct 20 | American Airlines
      NZD 476 NZD 641
      26% off
      26% off
      NZD 641 NZD 476
    • ORD 07:00
      3h 35m
      1 stop
      BUF 11:35
      Chicago - Buffalo | Tue, Oct 27 | Delta Air Lines
      NZD 208
      68% off
      NZD 641 NZD 208
    • ORD 07:00
      3h 35m
      1 stop
      BUF 11:35
      Chicago - Buffalo | Sat, Oct 24 | Delta Air Lines
      NZD 490
      24% off
      NZD 641 NZD 490
    • ORD 17:29
      4h 30m
      1 stop
      BUF 22:59
      Chicago - Buffalo | Sun, Dec 27 | American Airlines
      NZD 564
      12% off
      NZD 641 NZD 564
    • CHI 13:00
      17h 25m
      1 stop
      BUF 14:00
      Chicago - Buffalo | Wed, Oct 21 | Normal Airline
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    • Cheapest nonstop
      ORD 14:20
      1h 48m
      Direct
      BUF 17:08
      Chicago - Buffalo | Mon, Oct 26 | American Airlines
      NZD 219 NZD 557
      61% off
      61% off
      NZD 557 NZD 219
    • ORD 14:20
      1h 48m
      Direct
      BUF 17:08
      Chicago - Buffalo | Sat, Oct 24 | American Airlines
      NZD 470 NZD 557
      16% off
      16% off
      NZD 557 NZD 470
    • ORD 08:03
      1h 50m
      Direct
      BUF 10:53
      Chicago - Buffalo | Tue, Oct 20 | American Airlines
      NZD 476 NZD 557
      15% off
      15% off
      NZD 557 NZD 476
    • ORD 07:00
      3h 35m
      1 stop
      BUF 11:35
      Chicago - Buffalo | Sat, Oct 24 | Delta Air Lines
      NZD 490
      12% off
      NZD 557 NZD 490
    • CHI 13:00
      17h 25m
      1 stop
      BUF 14:00
      Chicago - Buffalo | Wed, Oct 21 | Normal Airline
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Displayed flight fares from Chicago to Buffalo 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 O'Hare International Airport to Buffalo Niagara International Airport?

The cheapest airline flying from O'Hare International Airport to Buffalo Niagara International Airport is American Airlines (from NZD 207) among 5 carriers operating this route. Based on Trip.com's latest 7-day flight data.

American Airlines
From NZD 207
Delta Air Lines
From NZD 208
Frontier Airlines
From NZD 227
United Airlines
From NZD 263
Jetblue Airways
From NZD 527

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

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. AA3664

    O'Hare International Airport

    08:03

    ORD

    1h 42m

    10:45

    BUF

    S - - - - F S
    Search

  2. AA564

    O'Hare International Airport

    21:16

    ORD

    1h 43m

    23:59

    BUF

    S M T W T F S
    Search

  3. UA1335

    O'Hare International Airport

    18:00

    ORD

    1h 47m

    20:47

    BUF

    S M T W T F S
    Search

  4. AA4780

    O'Hare International Airport

    08:15

    ORD

    1h 51m

    11:06

    BUF

    - M T W T - -
    Search

  5. AA673

    O'Hare International Airport

    18:45

    ORD

    2h 20m

    Direct

    22:05

    LGA

    S M T W T F S
    Search

  6. AA4521

    LaGuardia Airport

    19:59

    LGA

    1h 31m

    Direct

    21:30

    BUF

    S M T W T - S

  7. AA1743

    O'Hare International Airport

    17:29

    ORD

    2h 38m

    Direct

    21:07

    PHL

    S M T W T F S
    Search

  8. AA6117

    Philadelphia International Airport

    22:01

    PHL

    1h 31m

    Direct

    23:32

    BUF

    S M T W T F S

  9. F91596

    O'Hare International Airport

    10:26

    ORD

    2h 8m

    Direct

    13:34

    ATL

    S M T W T F S
    Search

  10. F91408

    Hartsfield–Jackson Atlanta International Airport

    10:49

    ATL

    2h 10m

    Direct

    12:59

    BUF

    S - T - T F -

  11. DL4929

    O'Hare International Airport

    10:30

    ORD

    2h 24m

    Direct

    13:54

    JFK

    S M T W T F S
    Search

  12. DL5250

    John F. Kennedy International Airport

    17:10

    JFK

    1h 46m

    Direct

    18:56

    BUF

    S M T W T F S

  13. DL1865

    O'Hare International Airport

    14:30

    ORD

    2h 21m

    Direct

    17:51

    LGA

    S M T W T F S
    Search

  14. DL5815

    LaGuardia Airport

    21:30

    LGA

    1h 30m

    Direct

    23:00

    BUF

    S M T W T - S

  15. DL5666

    O'Hare International Airport

    06:10

    ORD

    2h 17m

    Direct

    09:27

    JFK

    S M T W T F S
    Search

  16. DL5296

    John F. Kennedy International Airport

    13:29

    JFK

    1h 42m

    Direct

    15:11

    BUF

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

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

Flight distance 760.5km
Cheapest one-way ticket price NZD 207
Cheapest return ticket price NZD 457

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

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

    O'Hare International Airport to Buffalo Niagara International Airport takes about 1 hour 10 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 6 daily flights from O'Hare International Airport (ORD) to Buffalo Niagara International Airport (BUF).
  • The earliest flight from O'Hare International Airport to Buffalo Niagara International Airport departs at 06:29, and the last departs at 21:16, 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 O'Hare International Airport (ORD) to Buffalo Niagara International Airport (BUF) is quite popular. Without considering departure times or holidays, tickets cost around NZD 401 in November, the most expensive month to book this route.
  • American Airlines is a very popular airline operating an average of 1741 flights per month.
  • One-way flights from O'Hare International Airport to Buffalo Niagara International Airport currently start from NZD 207, and round-trip fares start from NZD 457. The current lowest fare is a American Airlines flight departing on Tue, Oct 27; prices may vary depending on availability.
  • Yes. United Airlines and American Airlines operate direct flights from O'Hare International Airport to Buffalo Niagara International Airport, with an average flight time of 1 hour 7 minutes, and around 50 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 O'Hare International Airport to Buffalo Niagara International Airport is NZD 388. Prices may vary depending on the departure date, airline, and availability.
  • O'Hare International Airport to Buffalo Niagara 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 O'Hare International Airport and Buffalo Niagara 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 the estimated lowest prices and include all taxes and fees found in the last 24 hours.

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Prices displayed on this page are all-inclusive (including taxes, fuel surcharges, civil aviation development fund, etc.), with all fees confirmed before payment. Fees for luggage, 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 have been updated within the last 24 hours—sometimes even in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the cancellation and change policies for each flight ticket during the booking process, including any fees and applicable conditions. Please check 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 according to the airline's ticket policy.
Cancellation/change due to a flight schedule change:
If the flight schedule has changed 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 visit the customer support pages.