Cheap flights from London to Chicago (LHR–ORD)
LHRLondon Heathrow Airport
United Kingdom
United Kingdom
ORDChicago O'Hare International Airport
United States
United States
American Airlines, British Airways and United Airlines fly London to Chicago (LHR–ORD) nonstop and back, a great-circle distance of 6,340 km (3,940 mi).
- From
- LHR
- London
- To
- ORD
- Chicago
- Nonstop
- Yes · 3 airlines
- Airlines
- AA · BA · UA
- Cheapest fare found
- £343 one-way
- Distance
- 6,340 km (3,940 mi)
- Time difference
- Chicago 6 hours behind
- Most flights
- American Airlines
- Time in the air
- 8h 09m · 6h 58m back
- On time (Touchdown Index)
- 74.7%
- Flights a week
- AA ~18 · BA ~15 · UA ~16
- Aircraft seen
- Boeing 787-9 Dreamliner · Boeing 767-300 · Boeing 777-200
Data from the sources listed, updated:· How we verify
London to Chicago fares by month
Cheapest one-way fare found: £343 for November 2026 on Iberia (2 stops).
- Oct ’26£454
- Nov ’26£343
- Mar ’27£392
- May ’27£364
- Jul ’27£446
Cheapest one-way fares per month of departure in the Aviasales price cache, found . Fares change by the hour: the live fare is shown when you search.
When to fly LHR–ORD
For London Heathrow (LHR) to Chicago O'Hare (ORD), November 2026 had the lowest fare found (£343). Set your watch 6 hours back on landing at ORD.
London to Chicago: frequently asked questions
Fares: Aviasales price cache, 11 October 2026; tracked flights between 6 September and 3 October 2026, from public ADS-B data.
How much is a flight from London Heathrow (LHR) to Chicago O'Hare (ORD)?
From £343 one-way, the cheapest fare found for November 2026 on Iberia with 2 stops (found 11 October 2026).
How long is the LHR–ORD flight?
8h 09m wheels-up to wheels-down, the median of 233 tracked flights; ORD–LHR took 6h 58m.
Which airlines fly LHR–ORD direct?
American Airlines, British Airways and United Airlines.
What is the cheapest month to fly LHR–ORD?
November 2026, at £343; the dearest month found was £454.
What is the time difference between London and Chicago?
Chicago is 6 hours behind London: a LHR departure at noon is 06:00 local time in ORD.
Is LHR–ORD usually on time?
74.7% of 384 LHR–ORD flights landed within 15 minutes of their usual time; 5.7% were over an hour late.
How many LHR–ORD flights a week?
American Airlines 18, British Airways 15 and United Airlines 16 each way.
What aircraft fly LHR–ORD?
Boeing 787-9 Dreamliner, Boeing 767-300 and Boeing 777-200.
Chicago to London: the return flight (ORD–LHR)
All 3 airlines also fly ORD–LHR nonstop.
The return takes 6h 58m in the air (median of 152 tracked flights), 71 minutes shorter than LHR–ORD.
Airlines flying LHR–ORD nonstop
| Airline | Usually takes off (LHR time) | Type | Alliance |
|---|---|---|---|
 American Airlines AA | 10:04–14:50 | full-service | oneworld |
 British Airways BA | 11:41–15:52 | full-service | oneworld |
| United Airlines UA | 08:13–14:40 | full-service | Star Alliance |
One-stop alternatives to flying LHR–ORD nonstop
One airline on both legs; check it's sold as one ticket.
- Via Dublin (DUB) with
Aer Lingus: 6,340 km (3,940 mi) flown, almost no further than nonstop. - Via Montreal (YUL) with
Air Canada: 6,420 km (3,990 mi) flown, 1% further than nonstop. - Via Toronto (YYZ) with Air Canada: 6,410 km (3,980 mi) flown, 1% further than nonstop.
- Via Detroit (DTW) with
Delta Air Lines: 6,420 km (3,990 mi) flown, 1% further than nonstop. - Via Keflavík (KEF) with
Icelandair: 6,620 km (4,110 mi) flown, 4% further than nonstop.
LHR–ORD route map
More from London and Chicago
Other arrivals in United States
Also nonstop from LHR, nearest to ORD first (straight-line distance):
- Detroit (DTW) airport guide · 376 km (234 mi) from ORD
- St. Louis (STL) airport guide · 415 km (258 mi) from ORD
- Cincinnati (CVG) airport guide · 425 km (264 mi) from ORD
- Minneapolis (MSP) airport guide · 537 km (334 mi) from ORD
- Nashville (BNA) airport guide · 659 km (410 mi) from ORD
Explore the airlines’ route maps
- American Airlines route map and destinations
- British Airways route map and destinations
- United Airlines route map and destinations
Plan your arrival at Chicago O'Hare International Airport (ORD)
Departure
London Heathrow Airport
Heathrow (LHR), London. In our data, 81 airlines fly nonstop from LHR to 213 destinations.
View LHR airport guide →Arrival
Chicago O'Hare International Airport
2 ways into Chicago, fastest from 25 min:
- CTA Blue Line 40–45 min · $5
- Taxi (meter, or shared flat fare) 25 min–1h 30m
Onward from Chicago
Places you can't fly to nonstop from LHR, but can from ORD — for a stopover or a second leg.
Related routes
Sources
- en.wikipedia.org — airlines and destinations, checked 2026-10-01
- en.wikipedia.org — airlines and destinations, checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- mediacentre.britishairways.com — Gatwick–Bangkok year-round from 2026
- en.wikipedia.org — current destination list, cross-checked 2026-09-25 (terminated routes removed)
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
Flight tracking: adsb.lol community ADS-B data (CC0), 6 September – 3 October 2026. Times are median wheels-up to wheels-down; add taxiing for gate-to-gate.
Report a change — seen something different at the airport or on the airline's site? We re-check and log corrections publicly.