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Heathrow Airport to O'Hare International Airport flight

Explore the cheapest one-way and round-trip flights from Heathrow Airport to O'Hare International Airport over the next 90 days, with one-way fares from €417 and round-trip from €394. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        LHR 7:40 AM
        9h 5m
        Nonstop
        ORD 10:45 AM
        London - Chicago | Thu, Nov 5 | Lufthansa
        ORD 9:50 PM
        8h 10m
        Nonstop
        LHR 12:00 PM
        Chicago - London | Wed, Nov 11 | Lufthansa
        €656 €899
        27% off
        27% off
        €899 €656
      • LHR 7:40 AM
        9h 5m
        Nonstop
        ORD 10:45 AM
        London - Chicago | Thu, Nov 5 | Austrian Airlines
        ORD 3:45 PM
        8h 10m
        Nonstop
        LHR 5:55 AM
        Chicago - London | Wed, Nov 11 | Austrian Airlines
        €656 €899
        27% off
        27% off
        €899 €656
      • LHR 10:20 AM
        12h 25m
        1 stop
        ORD 4:45 PM
        London - Chicago | Fri, Nov 6 | Scandinavian Airlines
        ORD 7:15 PM
        14h 45m
        1 stop
        LHR 4:00 PM
        Chicago - London | Thu, Nov 12 | Scandinavian Airlines
        €394 €899
        56% off
        56% off
        €899 €394
      • LHR 6:40 AM
        16h 5m
        1 stop
        ORD 4:45 PM
        London - Chicago | Sun, Nov 1 | Scandinavian Airlines
        ORD 7:15 PM
        16h 25m
        1 stop
        LHR 5:40 PM
        Chicago - London | Thu, Nov 5 | Scandinavian Airlines
        €394
        56% off
        €899 €394
      • LHR 6:40 AM
        16h 5m
        1 stop
        ORD 4:45 PM
        London - Chicago | Sat, Nov 21 | Scandinavian Airlines
        ORD 7:15 PM
        17h 15m
        1 stop
        LHR 6:30 PM
        Chicago - London | Fri, Nov 27 | Scandinavian Airlines
        €394
        56% off
        €899 €394
      • LHR 6:40 AM
        16h 5m
        1 stop
        ORD 4:45 PM
        London - Chicago | Sat, Nov 7 | Scandinavian Airlines
        ORD 7:15 PM
        14h 45m
        1 stop
        LHR 4:00 PM
        Chicago - London | Thu, Nov 12 | Scandinavian Airlines
        €395
        56% off
        €899 €395
      • LHR 10:20 AM
        12h 25m
        1 stop
        ORD 4:45 PM
        London - Chicago | Tue, Nov 17 | Scandinavian Airlines
        ORD 7:15 PM
        14h 45m
        1 stop
        LHR 4:00 PM
        Chicago - London | Mon, Nov 23 | Scandinavian Airlines
        €415
        54% off
        €899 €415
      • LHR 6:40 PM
        28h 5m
        1 stop
        ORD 4:45 PM
        London - Chicago | Tue, Nov 10 | Scandinavian Airlines
        ORD 7:15 PM
        16h 25m
        1 stop
        LHR 5:40 PM
        Chicago - London | Tue, Nov 17 | Scandinavian Airlines
        €418
        54% off
        €899 €418
      • LHR 6:00 AM
        15h 30m
        1 stop
        ORD 3:30 PM
        London - Chicago | Wed, Dec 2 | TAP Air Portugal
        ORD 7:00 PM
        14h 5m
        1 stop
        LGW 3:05 PM
        Chicago - London | Wed, Dec 9 | TAP Air Portugal
        €526
        41% off
        €899 €526
      • LHR 6:00 AM
        15h 30m
        1 stop
        ORD 4:30 PM
        London - Chicago | Fri, Oct 30 | TAP Air Portugal
        ORD 8:10 PM
        15h 20m
        1 stop
        LHR 5:30 PM
        Chicago - London | Fri, Nov 6 | TAP Air Portugal
        €526
        41% off
        €899 €526
      • LHR 6:45 PM
        27h 15m
        1 stop
        ORD 4:00 PM
        London - Chicago | Thu, Oct 22 | TAP Air Portugal
        ORD 8:00 PM
        14h 30m
        1 stop
        LHR 3:30 PM
        Chicago - London | Wed, Oct 28 | TAP Air Portugal
        €526
        41% off
        €899 €526
      • LHR 6:00 AM
        15h 30m
        1 stop
        ORD 3:30 PM
        London - Chicago | Wed, Nov 11 | TAP Air Portugal
        ORD 7:00 PM
        14h 30m
        1 stop
        LHR 3:30 PM
        Chicago - London | Wed, Nov 18 | TAP Air Portugal
        €526
        41% off
        €899 €526
      • LHR 6:00 AM
        15h 30m
        1 stop
        ORD 3:30 PM
        London - Chicago | Wed, Nov 25 | TAP Air Portugal
        ORD 8:10 PM
        20h 30m
        1 stop
        LHR 10:40 PM
        Chicago - London | Sun, Nov 29 | TAP Air Portugal
        €527
        41% off
        €899 €527
      • LHR 6:00 AM
        15h 30m
        1 stop
        ORD 3:30 PM
        London - Chicago | Fri, Nov 20 | TAP Air Portugal
        ORD 8:10 PM
        19h 25m
        1 stop
        LHR 9:35 PM
        Chicago - London | Sun, Nov 22 | TAP Air Portugal
        €527
        41% off
        €899 €527
      • LON 1:00 PM
        17h 25m
        1 stop
        CHI 2:00 PM
        London - Chicago | Thu, Oct 8 | Normal Airline
        CHI 3:00 PM
        6h
        Nonstop
        LON 4:00 PM
        Chicago - London | Sat, Oct 10 | Normal Airline
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        Find more flights
      • Cheapest nonstop
        LHR 1:35 PM
        9h 20m
        Nonstop
        ORD 4:55 PM
        London - Chicago | Mon, Nov 16 | Lufthansa
        €498 €683
        27% off
        27% off
        €683 €498
      • LHR 1:35 PM
        9h 20m
        Nonstop
        ORD 4:55 PM
        London - Chicago | Mon, Nov 16 | Austrian Airlines
        €498 €683
        27% off
        27% off
        €683 €498
      • LHR 5:10 PM
        29h 5m
        1 stop
        ORD 4:15 PM
        London - Chicago | Mon, Nov 16 | Swiss Airlines
        €417 €683
        39% off
        39% off
        €683 €417
      • LHR 8:35 PM
        26h 45m
        1 stop
        ORD 5:20 PM
        London - Chicago | Mon, Nov 30 | Icelandair
        €426
        38% off
        €683 €426
      • LHR 9:00 AM
        13h 15m
        1 stop
        ORD 4:15 PM
        London - Chicago | Mon, Nov 30 | Swiss Airlines
        €427
        37% off
        €683 €427
      • LHR 9:05 AM
        34h 55m
        1 stop
        ORD 2:00 PM
        London - Chicago | Sun, Nov 22 | Austrian Airlines
        €436
        36% off
        €683 €436
      • LHR 12:15 PM
        11h 5m
        1 stop
        ORD 5:20 PM
        London - Chicago | Wed, Nov 18 | Icelandair
        €436
        36% off
        €683 €436
      • LHR 12:15 PM
        11h 5m
        1 stop
        ORD 5:20 PM
        London - Chicago | Tue, Nov 17 | Icelandair
        €437
        36% off
        €683 €437
      • LHR 8:35 PM
        26h 45m
        1 stop
        ORD 5:20 PM
        London - Chicago | Sun, Nov 29 | Icelandair
        €437
        36% off
        €683 €437
      • LHR 12:15 PM
        11h 5m
        1 stop
        ORD 5:20 PM
        London - Chicago | Tue, Nov 24 | Icelandair
        €437
        36% off
        €683 €437
      • LHR 12:15 PM
        11h 5m
        1 stop
        ORD 5:20 PM
        London - Chicago | Wed, Nov 25 | Icelandair
        €437
        36% off
        €683 €437
      • LHR 11:10 AM
        13h 15m
        1 stop
        ORD 6:25 PM
        London - Chicago | Mon, Nov 30 | Lufthansa
        €438
        36% off
        €683 €438
      • LHR 6:40 PM
        27h 35m
        1 stop
        ORD 4:15 PM
        London - Chicago | Sun, Nov 15 | Swiss Airlines
        €438
        36% off
        €683 €438
      • LHR 8:35 PM
        26h 45m
        1 stop
        ORD 5:20 PM
        London - Chicago | Sun, Nov 22 | Icelandair
        €439
        36% off
        €683 €439
      • LON 1:00 PM
        17h 25m
        1 stop
        CHI 2:00 PM
        London - Chicago | Thu, Oct 8 | Normal Airline
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Flight fares from Heathrow Airport to O'Hare International Airport are based on average airline prices for the next 3 months, according to Trip.com’s latest data.

Trip.com Price Insights: Flights from Heathrow Airport to O'Hare International Airport

Which month has the lowest one-way flight price from Heathrow Airport to O'Hare International Airport?

The data is based on the average one-way flight prices on Trip.com for flights from Heathrow Airport to O'Hare International Airport across different months over the past 12 months.

Based on Trip.com data from the past 12 months, if you’re looking for low one-way flight fares from Heathrow Airport to O'Hare International Airport, the best time to book is in December, with an average price of €677. Try to avoid October, when prices are highest, averaging around €1,269.

€1,269
€973
€677
€381
    Cheapest
  • €1,269
    Oct
  • €773
    Nov
  • €677
    Dec
  • €1,103
    Jan
  • €708
    Feb
  • €835
    Mar
  • €805
    Apr
  • €846
    May
  • €961
    Jun
  • €1,131
    Jul
  • €905
    Aug
  • €830
    Sep

Which month is the cheapest for round-trip flights from Heathrow Airport to O'Hare International Airport?

The data is based on the average round-trip flight prices on Trip.com for flights from Heathrow Airport to O'Hare International Airport across different months over the past 12 months.

Based on Trip.com data from the past 12 months, February is usually the cheapest month to find flights from Heathrow Airport to O'Hare International Airport, with an average price of €661. In contrast, July is typically the most expensive month, with average prices reaching €1,433.

€1,433
€1,047
€661
€275
    Cheapest
  • €696
    Oct
  • €852
    Nov
  • €779
    Dec
  • €1,353
    Jan
  • €661
    Feb
  • €1,177
    Mar
  • €862
    Apr
  • €1,015
    May
  • €1,039
    Jun
  • €1,433
    Jul
  • €1,078
    Aug
  • €977
    Sep

What is the cheapest day of the week to fly from Heathrow Airport to O'Hare International Airport?

The data is based on the average flight prices on Trip.com from Heathrow Airport to O'Hare International Airport across different days of the week over the past 12 months.

Based on Trip.com data from the past 12 months, the cheapest day to depart from Heathrow Airport to O'Hare International Airport is usually Wednesday, with average fares typically lower than other days. Try to avoid departing on Sunday, as prices are usually the highest on that day.

€1,064
€900
€735
€571
    Cheapest
  • €893
    Mon
  • €923
    Tue
  • €735
    Wed
  • €880
    Thu
  • €809
    Fri
  • €904
    Sat
  • €1,064
    Sun

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

The cheapest airline flying from Heathrow Airport to O'Hare International Airport is Vueling Airlines (from €362) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Vueling Airlines
From €362
Swiss Airlines
From €417
Icelandair
From €426
Austrian Airlines
From €436
Lufthansa
From €438
American Airlines
From €458
United Airlines
From €460
Air Canada
From €470
TAP Air Portugal
From €472
Virgin Atlantic
From €473

Find more flights and airlines

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

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. FI451

    Heathrow Airport

    1:05 PM

    LHR

    3h 10m

    Nonstop

    3:15 PM

    KEF

    S M T W T F S
    Search

  2. FI853

    Keflavík International Airport

    4:25 PM

    KEF

    6h 50m

    Nonstop

    6:15 PM

    ORD

    S M T W T F S

  3. LX317

    Heathrow Airport

    8:40 AM

    LHR

    2h 5m

    Nonstop

    11:45 AM

    ZRH

    S M T W T F S
    Search

  4. LX008

    Zurich International Airport

    1:05 PM

    ZRH

    9h 50m

    Nonstop

    3:55 PM

    ORD

    S M T W T F S

  5. LH2473

    Heathrow Airport

    10:50 AM

    LHR

    1h 55m

    Nonstop

    1:45 PM

    MUC

    S M T W T F S
    Search

  6. LH434

    Munich International Airport

    3:40 PM

    MUC

    9h 35m

    Nonstop

    6:15 PM

    ORD

    S M T W T F S

  7. OS338

    Heathrow Airport

    7:30 PM

    LHR

    2h 10m

    Nonstop

    10:40 PM

    VIE

    S M T W T F S
    Search

  8. OS045

    Vienna International Airport

    10:30 AM

    VIE

    9h 50m

    Nonstop

    1:20 PM

    ORD

    S M - W T F S

  9. FI455

    Heathrow Airport

    9:25 PM

    LHR

    3h 10m

    Nonstop

    11:35 PM

    KEF

    S M T W T F S
    Search

  10. FI853

    Keflavík International Airport

    4:25 PM

    KEF

    6h 50m

    Nonstop

    6:15 PM

    ORD

    S M T W T F S

  11. LX327

    Heathrow Airport

    6:40 PM

    LHR

    1h 50m

    Nonstop

    9:30 PM

    ZRH

    S M T W T F S
    Search

  12. LX008

    Zurich International Airport

    1:05 PM

    ZRH

    9h 50m

    Nonstop

    3:55 PM

    ORD

    S M T W T F S

  13. LX325

    Heathrow Airport

    5:15 PM

    LHR

    1h 45m

    Nonstop

    8:00 PM

    ZRH

    S M T W T F S
    Search

  14. LX008

    Zurich International Airport

    1:05 PM

    ZRH

    9h 50m

    Nonstop

    3:55 PM

    ORD

    S M T W T F S

  15. OS332

    Heathrow Airport

    9:05 AM

    LHR

    2h 15m

    Nonstop

    12:20 PM

    VIE

    S M T W T F S
    Search

  16. OS045

    Vienna International Airport

    10:30 AM

    VIE

    9h 50m

    Nonstop

    1:20 PM

    ORD

    S M - W T F S
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About Heathrow Airport and O'Hare International Airport

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

Flight distance 6,351.55 km
Cheapest one-way ticket price €417
Cheapest return ticket price €394

FAQs for Heathrow Airport to O'Hare International Airport Flights

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

    Heathrow Airport to O'Hare International Airport takes about 8 hours 14 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 29 daily flights from Heathrow Airport (LHR) to O'Hare International Airport (ORD).
  • The earliest flight from Heathrow Airport to O'Hare International Airport departs at 08:00, and the last departs at 15:15, 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 Heathrow Airport (LHR) to O'Hare International Airport (ORD) is quite popular. Without considering departure times or holidays, tickets cost around €1,322 in October, the most expensive month to book this route.
    • 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 International Airport (ORD) is Chicago Midway International Airport. The distance is around 25 km.
  • British Airways is a very popular airline operating an average of 11675 flights per month.
  • One-way flights from Heathrow Airport to O'Hare International Airport currently start from €417, and round-trip fares start from €394. The current lowest fare is a Swiss Airlines flight departing on Mon, Nov 16; prices may vary depending on availability.
  • Yes. United Airlines, American Airlines and British Airways operate direct flights from Heathrow Airport to O'Hare International Airport, with an average flight time of 8 hours 6 minutes, and around 56 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 Heathrow Airport to O'Hare International Airport is €910. Prices may vary depending on the departure date, airline, and availability.
  • Heathrow Airport to O'Hare International Airport operates around 56 weekly flights, mainly by American Airlines, United Airlines and British Airways. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Heathrow 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 the lowest estimated prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

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

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and for many routes the data may refresh 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.