
Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Heathrow Airport (LHR)
- Aer Lingus
Aer Lingus
- British Airways
British Airways
- Finnair
Finnair
- Iberia
Iberia
- Air Canada
Air Canada
- Virgin Atlantic
Virgin Atlantic
- SAS
SAS
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Cheap flights from Chicago to London (ORD-LHR)
Prices were available within the past 7 days and start at €274 for one-way flights and €394 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, 24 Jan - Mon, 26 Jan
ORD
Chicago
LHR
London
€394 Return, found 5 days ago
€394
Return
found 5 days ago

Mon, 16 Feb - Wed, 25 Feb
ORD
Chicago
LHR
London
€447 Return, found 6 days ago
€447
Return
found 6 days ago

Sun, 25 Jan - Tue, 3 Feb
ORD
Chicago
LHR
London
€483 Return, found 15 hours ago
€483
Return
found 15 hours ago

Sun, 25 Jan - Tue, 3 Feb
ORD
Chicago
LHR
London
€488 Return, found 15 hours ago
€488
Return
found 15 hours ago

Sun, 25 Jan - Tue, 3 Feb
ORD
Chicago
LHR
London
€502 Return, found 15 hours ago
€502
Return
found 15 hours ago

Mon, 19 Jan - Tue, 27 Jan
ORD
Chicago
LHR
London
€504 Return, found 2 days ago
€504
Return
found 2 days ago

Sun, 25 Jan - Tue, 3 Feb
ORD
Chicago
LHR
London
€505 Return, found 15 hours ago
€505
Return
found 15 hours ago

Sun, 25 Jan - Tue, 3 Feb
ORD
Chicago
LHR
London
€509 Return, found 15 hours ago
€509
Return
found 15 hours ago

Sun, 25 Jan - Tue, 3 Feb
ORD
Chicago
LHR
London
€514 Return, found 15 hours ago
€514
Return
found 15 hours ago

Mon, 16 Feb - Wed, 25 Feb
ORD
Chicago
LHR
London
€519 Return, found 6 days ago
€519
Return
found 6 days ago
Find the cheapest month to fly from Chicago (ORD) to London (LHR)
November is typically the cheapest month to fly
From €387 - €618 per traveller.
Frequently asked questions
Travel information
Origin airport | O'Hare Intl. |
|---|---|
Destination airport | Heathrow |
Airlines serving | Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic |
Return price | €394 |
Distance | 6307 km |
Average flight time | 13 hours 55 mins |
Book with confidence
Perfect flights from Chicago to London
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