Flights from Chicago-O'Hare International (ORD) to Heathrow (LHR)

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We compare hundreds of flights from Chicago-O'Hare International to Heathrow from a range of airlines and travel agents to get you the best deals. Find cheap flights along this route.
Chicago (ORD) to London (LHR)
 Depart 27 May 15
 Return 10 Jun 15

Flying with British Airways

Price subject to availability

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  • Dep date
  15 more British Airways flights available on this route
$1,322   Dep 27 May 15 - Rtn 03 Jun 15
Chicago to London
ORD to LHR British Airways
$1,322   Dep 03 Jun 15 - Rtn 10 Jun 15
Chicago to London
ORD to LHR British Airways
$1,322   Dep 03 Jun 15 - Rtn 17 Jun 15
Chicago to London
ORD to LHR British Airways
$1,382   Dep 30 May 15 - Rtn 06 Jun 15
Chicago to London
ORD to LHR British Airways
$1,382   Dep 30 May 15 - Rtn 13 Jun 15
Chicago to London
ORD to LHR British Airways
$1,601   Dep 27 Jun 15 - Rtn 11 Jul 15
Chicago to London
ORD to LHR British Airways
$1,621   Dep 27 Jun 15 - Rtn 04 Jul 15
Chicago to London
ORD to LHR British Airways
$1,691   Dep 01 Jul 15 - Rtn 15 Jul 15
Chicago to London
ORD to LHR British Airways
$1,691   Dep 29 Jul 15 - Rtn 12 Aug 15
Chicago to London
ORD to LHR British Airways
$1,711   Dep 01 Jul 15 - Rtn 08 Jul 15
Chicago to London
ORD to LHR British Airways
$1,711   Dep 29 Jul 15 - Rtn 05 Aug 15
Chicago to London
ORD to LHR British Airways
$1,751   Dep 25 Jul 15 - Rtn 08 Aug 15
Chicago to London
ORD to LHR British Airways
$1,751   Dep 01 Aug 15 - Rtn 15 Aug 15
Chicago to London
ORD to LHR British Airways
$1,771   Dep 25 Jul 15 - Rtn 01 Aug 15
Chicago to London
ORD to LHR British Airways
$1,771   Dep 01 Aug 15 - Rtn 08 Aug 15
Chicago to London
ORD to LHR British Airways
Chicago (ORD) to London (LHR)
 Depart 28 May 15
 Return 04 Jun 15

Flying with Aer Lingus

Price subject to availability

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  • Dep date
  15 more Flightnetwork flights available on this route
$1,335   Dep 28 May 15 - Rtn 04 Jun 15
Chicago to London
ORD to LHR Flightnetwork
$1,353   Dep 28 May 15 - Rtn 04 Jun 15
Chicago to London
ORD to LHR Flightnetwork
$1,366   Dep 28 May 15 - Rtn 04 Jun 15
Chicago to London
ORD to LHR Flightnetwork
$1,373   Dep 28 May 15 - Rtn 04 Jun 15
Chicago to London
ORD to LHR Flightnetwork
$1,379   Dep 28 May 15 - Rtn 04 Jun 15
Chicago to London
ORD to LHR Flightnetwork
$1,383   Dep 28 May 15 - Rtn 04 Jun 15
Chicago to London
ORD to LHR Flightnetwork
$1,384   Dep 28 May 15 - Rtn 04 Jun 15
Chicago to London
ORD to LHR Flightnetwork
$1,417   Dep 28 May 15 - Rtn 04 Jun 15
Chicago to London
ORD to LHR Flightnetwork
$1,433   Dep 28 May 15 - Rtn 04 Jun 15
Chicago to London
ORD to LHR Flightnetwork
$1,438   Dep 28 May 15 - Rtn 04 Jun 15
Chicago to London
ORD to LHR Flightnetwork
$1,445   Dep 28 May 15 - Rtn 04 Jun 15
Chicago to London
ORD to LHR Flightnetwork
$1,467   Dep 28 May 15 - Rtn 04 Jun 15
Chicago to London
ORD to LHR Flightnetwork
$1,475   Dep 28 May 15 - Rtn 04 Jun 15
Chicago to London
ORD to LHR Flightnetwork
$1,562   Dep 28 May 15 - Rtn 04 Jun 15
Chicago to London
ORD to LHR Flightnetwork
$1,648   Dep 28 May 15 - Rtn 04 Jun 15
Chicago to London
ORD to LHR Flightnetwork
Chicago (ORD) to London (LHR)
 Depart 18 May 15
 Return 25 May 15

Flying with American Airlines

Price subject to availability

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  • Dep date
  6 more Faredepot flights available on this route
$1,377   Dep 27 May 15 - Rtn 10 Jun 15
Chicago to London
ORD to LHR Faredepot
$1,412   Dep 18 May 15 - Rtn 25 May 15
Chicago to London
ORD to LHR Faredepot
$1,431   Dep 27 May 15 - Rtn 10 Jun 15
Chicago to London
ORD to LHR Faredepot
$1,548   Dep 26 Jun 15 - Rtn 10 Jul 15
Chicago to London
ORD to LHR Faredepot
$1,548   Dep 26 Jun 15 - Rtn 10 Jul 15
Chicago to London
ORD to LHR Faredepot
$1,671   Dep 26 Jun 15 - Rtn 10 Jul 15
Chicago to London
ORD to LHR Faredepot
Chicago (ORD) to London (LHR)
 Depart 12 Oct 15
 Return 26 Oct 15

Flying with Turkish Airlines

Price subject to availability

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  • Dep date
  1 more CheapOair.com flights available on this route
$1,268   Dep 17 May 15 - Rtn 16 Jun 15
Chicago to London
ORD to LHR CheapOair.com
Chicago (ORD) to London (LHR)
 Depart 08 Jul 15
 Return 15 Jul 15

Flying with Aer Lingus

Price subject to availability

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  • Price
  • Dep date
  15 more momondo.com flights available on this route
$1,238   Dep 29 Jul 15 - Rtn 05 Aug 15
Chicago to London
ORD to LHR momondo.com
$1,247   Dep 01 Jul 15 - Rtn 08 Jul 15
Chicago to London
ORD to LHR momondo.com
$1,256   Dep 29 Jul 15 - Rtn 05 Aug 15
Chicago to London
ORD to LHR momondo.com
$1,278   Dep 22 Jul 15 - Rtn 29 Jul 15
Chicago to London
ORD to LHR momondo.com
$1,282   Dep 15 Jul 15 - Rtn 22 Jul 15
Chicago to London
ORD to LHR momondo.com
$1,285   Dep 08 Jul 15 - Rtn 15 Jul 15
Chicago to London
ORD to LHR momondo.com
$1,285   Dep 01 Jul 15 - Rtn 08 Jul 15
Chicago to London
ORD to LHR momondo.com
$1,286   Dep 29 Jul 15 - Rtn 05 Aug 15
Chicago to London
ORD to LHR momondo.com
$1,296   Dep 08 Jul 15 - Rtn 15 Jul 15
Chicago to London
ORD to LHR momondo.com
$1,298   Dep 01 Jul 15 - Rtn 08 Jul 15
Chicago to London
ORD to LHR momondo.com
$1,311   Dep 15 Jul 15 - Rtn 22 Jul 15
Chicago to London
ORD to LHR momondo.com
$1,322   Dep 22 Jul 15 - Rtn 29 Jul 15
Chicago to London
ORD to LHR momondo.com
$1,397   Dep 22 Jul 15 - Rtn 29 Jul 15
Chicago to London
ORD to LHR momondo.com
$1,410   Dep 08 Jul 15 - Rtn 15 Jul 15
Chicago to London
ORD to LHR momondo.com
$1,410   Dep 15 Jul 15 - Rtn 22 Jul 15
Chicago to London
ORD to LHR momondo.com
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      Travel information for Chicago-O'Hare International to Heathrow

      London photo   London
      Partners with flight deals forChicago-O'Hare International to Heathrow6
      Deals on offer forChicago-O'Hare International to Heathrow249
      Lowest ticket price forChicago-O'Hare International to Heathrow$890
      Average deal price forChicago-O'Hare International to Heathrow$2070
      Average flight time forChicago-O'Hare International to Heathrow7 hrs 45 mins
      Chicago-O'Hare International to Heathrowonly 3943 miles

       How much do things cost in London and Chicago?

      Chicago London
      1 mile taxi journey$1.91$3.68
      Cappuccino$3.77$3.89
      Local draught beer (0.5 liter)$4.00$6.09
      Imported beer (0.33 liter)$6.00$6.09
      1 hour taxi waiting fee$30.00$45.69
      source

        Facts and figures about flying from Chicago-O'Hare International to Heathrow

      • If you’re flying between Chicago-O'Hare International and Heathrow you will most likely travel with a Boeing 767-300 Freighter
      • Passengers taking flights from Chicago-O'Hare International to Heathrow will usually leave from Terminal 3 and land at Terminal 3
      • Flights between Chicago-O'Hare International and Heathrow are rarely subject to diversions
      • If you’re flying from Chicago-O'Hare International to Heathrow, you will likely depart from gate K12 and arrive at gate 32
      • American Airlines Inc. operates 87 flights a week from Chicago-O'Hare International to Heathrow