Find flight deals from London to Chicago

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Cheapest flights from London to Chicago
Explore the most affordable flight options available from London to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 October 2025.

Thu 6/1107:05LHR - ORD

2 stops15h 40mScandinavian Airlines

Sun 16/1119:20ORD - LHR

2 stops15h 05mScandinavian Airlines

Deal found 2/10£394

Fri 31/1020:35LHR - ORD

1 stop26h 45mIcelandair

Mon 3/1118:30ORD - LHR

1 stop10h 20mIcelandair

Deal found 3/10£394

Thu 13/1116:05LGW - ORD

2 stops29h 20mMultiple Airlines

Mon 17/1106:40ORD - LGW

1 stop17h 20mMultiple Airlines

Deal found 4/10£395

Wed 29/1006:40LHR - ORD

1 stop19h 25mScandinavian Airlines

Thu 12/219:20ORD - LHR

2 stops15h 05mScandinavian Airlines

Deal found 3/10£395

Sat 22/1115:35LHR - ORD

2 stops31h 10mScandinavian Airlines

Fri 28/1119:20ORD - LHR

2 stops17h 10mScandinavian Airlines

Deal found 3/10£396

Thu 6/1121:05LHR - ORD

2 stops25h 40mScandinavian Airlines

Sun 9/1119:20ORD - LHR

1 stop17h 10mScandinavian Airlines

Deal found 2/10£397

Fri 31/1021:45STN - ORD

2 stops25h 00mMultiple Airlines

Sun 9/1119:20ORD - STN

3 stops21h 40mMultiple Airlines

Deal found 2/10£397

Wed 29/1007:05LHR - ORD

2 stops19h 00mScandinavian Airlines

Thu 12/219:20ORD - LHR

2 stops15h 05mScandinavian Airlines

Deal found 3/10£397

Fri 31/1021:45STN - ORD

2 stops25h 00mMultiple Airlines

Sun 9/1119:20ORD - STN

2 stops21h 40mMultiple Airlines

Deal found 2/10£397

Thu 30/1018:40LHR - ORD

1 stop28h 05mScandinavian Airlines

Sun 9/1119:20ORD - LHR

1 stop16h 20mScandinavian Airlines

Deal found 3/10£398

Mon 3/1107:05LHR - ORD

2 stops15h 40mScandinavian Airlines

Mon 10/1119:20ORD - LHR

2 stops17h 30mScandinavian Airlines

Deal found 4/10£399

Fri 31/1020:55LTN - ORD

2 stops25h 50mMultiple Airlines

Sun 9/1119:20ORD - LTN

2 stops20h 40mMultiple Airlines

Deal found 2/10£399

Best flights from London to Chicago
Discover carefully curated flight deals from London to Chicago that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 October 2025.

Fri 6/311:55LGW - ORD

1 stop11h 25mIcelandair

Thu 19/319:30ORD - LGW

1 stop10h 25mIcelandair

Deal found 4/10£396

Thu 5/306:40LHR - ORD

1 stop16h 05mScandinavian Airlines

Sat 21/320:20ORD - LHR

1 stop14h 40mScandinavian Airlines

Deal found 4/10£400

Wed 29/1006:30STN - ORD

2 stops19h 35mMultiple Airlines

Sun 2/1119:20ORD - STN

3 stops21h 40mMultiple Airlines

Deal found 4/10£409

Fri 7/1121:25LGW - ORD

2 stops47h 20mTAP AIR PORTUGAL

Fri 28/1120:15ORD - LGW

1 stop13h 30mTAP AIR PORTUGAL

Deal found 3/10£470

Tue 4/1106:30LHR - MDW

2 stops15h 44mDelta

Tue 11/1113:15MDW - LHR

2 stops12h 50mDelta

Deal found 4/10£538

Mon 10/1110:00LHR - MDW

2 stops19h 40mVirgin Atlantic

Mon 24/1113:15MDW - LHR

2 stops13h 45mVirgin Atlantic

Deal found 2/10£539

Mon 17/1111:05LHR - MDW

1 stop13h 13mKLM

Mon 24/1113:47MDW - LHR

1 stop11h 18mKLM

Deal found 3/10£551

Mon 17/1109:15LCY - ORD

2 stops14h 50mSWISS

Mon 24/1116:10ORD - LCY

1 stop14h 40mSWISS

Deal found 3/10£560

Thu 5/319:30LHR - ORD

1 stop27h 25mScandinavian Airlines

Sun 22/320:20ORD - LHR

1 stop14h 40mScandinavian Airlines

Deal found 4/10£400

Wed 26/1106:50LTN - ORD

1 stop17h 05mMultiple Airlines

Sun 30/1115:50ORD - LTN

1 stop11h 05mMultiple Airlines

Deal found 3/10£413

Wed 12/1112:15LHR - ORD

1 stop11h 05mIcelandair

Tue 24/218:30ORD - LHR

1 stop10h 20mIcelandair

Deal found 4/10£420

Thu 25/1206:40LHR - ORD

1 stop16h 05mScandinavian Airlines

Mon 12/119:20ORD - LHR

1 stop14h 40mScandinavian Airlines

Deal found 4/10£400

Thu 4/1214:00LGW - MDW

1 stop29h 10mMultiple Airlines

Mon 15/1214:15MDW - LGW

1 stop13h 45mMultiple Airlines

Deal found 2/10£414

Sat 15/1112:15LHR - ORD

1 stop11h 05mIcelandair

Thu 19/218:30ORD - LHR

1 stop10h 20mIcelandair

Deal found 4/10£420

Thu 5/319:30LHR - ORD

1 stop27h 25mScandinavian Airlines

Fri 20/320:20ORD - LHR

1 stop14h 40mScandinavian Airlines

Deal found 4/10£400

Thu 5/311:55LGW - ORD

1 stop11h 25mIcelandair

Wed 18/319:30ORD - LGW

1 stop10h 25mIcelandair

Deal found 4/10£421

Thu 13/1106:15STN - ORD

2 stops17h 05mMultiple Airlines

Sun 16/1118:30ORD - STN

2 stops19h 35mMultiple Airlines

Deal found 2/10£422

Tue 23/1219:30LHR - ORD

1 stop27h 15mScandinavian Airlines

Mon 12/119:20ORD - LHR

1 stop14h 40mScandinavian Airlines

Deal found 4/10£400

Mon 17/1106:30LHR - MDW

2 stops17h 38mDelta

Mon 24/1112:47MDW - LHR

1 stop13h 03mDelta

Deal found 3/10£539

Mon 17/1106:20LHR - MDW

2 stops17h 58mVirgin Atlantic

Mon 24/1113:15MDW - LHR

2 stops13h 45mVirgin Atlantic

Deal found 3/10£542

Sat 22/1114:20STN - ORD

2 stops30h 50mMultiple Airlines

Mon 1/1217:20ORD - STN

2 stops17h 35mMultiple Airlines

Deal found 4/10£423

Mon 2/319:10LCY - ORD

1 stop23h 35mSWISS

Tue 10/317:55ORD - LCY

2 stops13h 55mSWISS

Deal found 3/10£564

Wed 12/1108:40LCY - ORD

1 stop11h 40mKLM

Wed 19/1116:25ORD - LCY

1 stop9h 45mKLM

Deal found 4/10£568

Mon 9/306:40LHR - ORD

1 stop16h 05mScandinavian Airlines

Fri 20/320:20ORD - LHR

1 stop32h 00mScandinavian Airlines

Deal found 4/10£400

Tue 18/1106:30LHR - MDW

2 stops17h 38mDelta

Wed 26/1113:15MDW - LHR

1 stop13h 30mDelta

Deal found 2/10£539

Sat 13/1211:55LGW - ORD

1 stop11h 25mIcelandair

Thu 25/1218:30ORD - LGW

1 stop10h 25mIcelandair

Deal found 3/10£449

Mon 10/1108:55LHR - MDW

1 stop13h 44mVirgin Atlantic

Mon 24/1113:47MDW - LHR

1 stop11h 18mVirgin Atlantic

Deal found 2/10£552

Sat 7/308:40LCY - ORD

1 stop13h 40mSWISS

Sun 22/319:50ORD - LCY

1 stop12h 00mSWISS

Deal found 4/10£571

Mon 17/1108:40LCY - MDW

2 stops15h 38mKLM

Mon 24/1113:15MDW - LCY

2 stops12h 00mKLM

Deal found 3/10£572

Fri 31/1013:30STN - ORD

2 stops33h 15mMultiple Airlines

Sun 9/1119:20ORD - STN

2 stops20h 00mMultiple Airlines

Deal found 3/10£438

Direct flights from London to Chicago
Explore direct flight options from London to Chicago based on user searches, and compare prices and availability for your desired travel dates. Data last updated 4 October 2025.

Thu 27/1107:40LHR - ORD

Nonstop9h 20mUnited Airlines

Thu 4/1221:05ORD - LHR

Nonstop8h 10mUnited Airlines

Deal found 2/10£415

Fri 31/1007:25LHR - ORD

Nonstop9h 20mUnited Airlines

Sun 9/1117:50ORD - LHR

Nonstop8h 05mUnited Airlines

Deal found 3/10£421

Fri 31/1007:25LHR - ORD

Nonstop9h 20mUnited Airlines

Sun 9/1115:45ORD - LHR

Nonstop8h 10mUnited Airlines

Deal found 2/10£423

Wed 4/213:35LHR - ORD

Nonstop9h 25mAustrian Airlines

Sat 14/215:45ORD - LHR

Nonstop8h 10mAustrian Airlines

Deal found 2/10£428

Fri 28/1107:25LHR - ORD

Nonstop9h 20mUnited Airlines

Sun 30/1115:45ORD - LHR

Nonstop8h 10mUnited Airlines

Deal found 3/10£432

Wed 26/1111:00LHR - ORD

Nonstop8h 50mBritish Airways

Wed 26/1121:45ORD - LHR

Nonstop7h 50mBritish Airways

Deal found 2/10£433

Sun 8/207:40LHR - ORD

Nonstop9h 20mUnited Airlines

Thu 12/215:45ORD - LHR

Nonstop8h 10mUnited Airlines

Deal found 2/10£449

Sun 8/207:40LHR - ORD

Nonstop9h 20mUnited Airlines

Thu 12/215:45ORD - LHR

Nonstop8h 10mUnited Airlines

Deal found 2/10£450

Fri 17/1014:10LHR - ORD

Nonstop9h 10mAustrian Airlines

Thu 4/1215:45ORD - LHR

Nonstop8h 10mAustrian Airlines

Deal found 3/10£467

Mon 3/1114:10LHR - ORD

Nonstop8h 50mBritish Airways

Mon 10/1117:10ORD - LHR

Nonstop7h 45mBritish Airways

Deal found 4/10£478

Tue 4/1114:10LHR - ORD

Nonstop8h 50mBritish Airways

Tue 11/1121:45ORD - LHR

Nonstop7h 50mBritish Airways

Deal found 3/10£481

Tue 25/1114:10LHR - ORD

Nonstop8h 50mBritish Airways

Wed 3/1217:10ORD - LHR

Nonstop7h 45mBritish Airways

Deal found 2/10£481

Last-minute flights from London to Chicago
Discover last-minute flight deals from London to Chicago. Data last updated 4 October 2025 and is based on user searches.

Wed 29/1006:40LHR - ORD

1 stop19h 25mScandinavian Airlines

Thu 12/219:20ORD - LHR

2 stops15h 05mScandinavian Airlines

Deal found 3/10£395

Wed 29/1007:05LHR - ORD

2 stops19h 00mScandinavian Airlines

Thu 12/219:20ORD - LHR

2 stops15h 05mScandinavian Airlines

Deal found 3/10£397

Thu 30/1018:40LHR - ORD

1 stop28h 05mScandinavian Airlines

Sun 9/1119:20ORD - LHR

1 stop16h 20mScandinavian Airlines

Deal found 3/10£398

Fri 31/1020:35LHR - ORD

1 stop26h 45mIcelandair

Mon 3/1118:30ORD - LHR

1 stop10h 20mIcelandair

Deal found 3/10£394

Fri 31/1021:45STN - ORD

2 stops25h 00mMultiple Airlines

Sun 9/1119:20ORD - STN

3 stops21h 40mMultiple Airlines

Deal found 2/10£397

Fri 31/1021:45STN - ORD

2 stops25h 00mMultiple Airlines

Sun 9/1119:20ORD - STN

2 stops21h 40mMultiple Airlines

Deal found 2/10£397

Fri 31/1014:00LGW - ORD

1 stop35h 17mMultiple Airlines

Mon 10/1106:40ORD - LGW

1 stop17h 20mMultiple Airlines

Deal found 4/10£398

Mon 3/1106:40LHR - ORD

1 stop16h 05mScandinavian Airlines

Mon 17/1119:20ORD - LHR

2 stops15h 05mScandinavian Airlines

Deal found 3/10£399

Thu 6/1107:05LHR - ORD

2 stops15h 40mScandinavian Airlines

Sun 16/1119:20ORD - LHR

2 stops15h 05mScandinavian Airlines

Deal found 2/10£394

Thu 6/1121:05LHR - ORD

2 stops25h 40mScandinavian Airlines

Sun 9/1119:20ORD - LHR

1 stop17h 10mScandinavian Airlines

Deal found 2/10£397

Thu 13/1116:05LGW - ORD

2 stops29h 20mMultiple Airlines

Mon 17/1106:40ORD - LGW

1 stop17h 20mMultiple Airlines

Deal found 4/10£395

Sat 22/1115:35LHR - ORD

2 stops31h 10mScandinavian Airlines

Fri 28/1119:20ORD - LHR

2 stops17h 10mScandinavian Airlines

Deal found 3/10£396

One-way flights from London to Chicago
Search for one-way flight options from London to Chicago. Find affordable one-way fares based on user searches. Data last updated 4 October 2025.

Tue 14/1006:40LGW - MDW

3 stops58h 06mMultiple Airlines

Deal found 4/10£397

Mon 29/1221:25LGW - ORD

3 stops56h 43mMultiple Airlines

Deal found 2/10£397

Fri 17/1007:15STN - ORD

2 stops20h 00mMultiple Airlines

Deal found 3/10£397

Mon 27/1015:15LHR - MDW

2 stops37h 10mMultiple Airlines

Deal found 2/10£397

Mon 20/1021:35LGW - ORD

3 stops52h 05mMultiple Airlines

Deal found 3/10£398

Wed 19/1109:20LCY - ORD

1 stop11h 00mVirgin Atlantic

Deal found 2/10£398

Mon 9/215:30LTN - ORD

1 stop31h 50mMultiple Airlines

Deal found 3/10£398

Mon 3/1111:30STN - ORD

1 stop12h 25mMultiple Airlines

Deal found 2/10£398

Mon 29/1221:25LGW - ORD

3 stops56h 43mMultiple Airlines

Deal found 3/10£399

Sat 22/1108:40LCY - ORD

1 stop11h 40mKLM

Deal found 3/10£399

Sat 22/1119:40LHR - ORD

2 stops25h 48mIberia

Deal found 3/10£399

Tue 4/1109:00LTN - ORD

1 stop13h 00mMultiple Airlines

Deal found 3/10£399

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Cheap flights from London to Chicago – Compare and Save

Find flight deals from London to Chicago

Cheapest flights from London to ChicagoExplore the most affordable flight options available from London to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 October 2025.

Explore the most affordable flight options available from London to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 October 2025.

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from London to Chicago
Explore the most affordable flight options available from London to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 October 2025.