- Plan, book, fly with confidence
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 25% on select hotels after you book a flight*
£290 Cheap United flights Chicago (ORD) to London (LHR)
Prices were available within the past 7 days and start at £290 for one-way flights and £461 for return, for the period specified. Prices and availability are subject to change. Additional terms apply.
Tue, 29 Jul - Thu, 21 Aug
ORD
LHR
£461
Return
Found 6 hours ago
Wed, 22 Oct - Wed, 5 Nov
ORD
LHR
£463
Return
Found 7 hours ago
Tue, 5 Aug - Tue, 19 Aug
ORD
LHR
£466
Return
Found 11 hours ago
Tue, 12 Aug - Tue, 26 Aug
ORD
LHR
£468
Return
Found 2 days ago
Origin airport | O'Hare Intl. |
Destination airport | Heathrow |
Airlines serving | Aer Lingus, Air Canada, Air France, Alaska Airlines, Austrian Airlines, British Airways, Brussels Airlines, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic |
Popular airline | British Airways |
Distance | 6307 km |
Average flight time | 13 hours 57 mins |
- Trending United Flights
- Trending Routes
- Related Airlines
- Nearby Airports
- Flights from Other Cities
- Expedia's Latest Trends
Most Popular United Routes from Chicago
Most Popular United Routes from London
- London to New York (LHR - JFK)
- New York to London (JFK - LHR)
- London to Auckland (LHR - AKL)
- London to Tokyo (LHR - NRT)
- London to New York (LHR - JFK)
- London to Tokyo (LHR - HND)
- London to Vancouver (LHR - YVR)
- London to Orlando (LHR - MCO)
- London to Melbourne (LHR - MEL)
- Manchester to Orlando (MAN - MCO)
Popular Domestic Routes in Heathrow
- London to Tokyo (LHR - HND)
- New York to London (JFK - LHR)
- London to Auckland (LHR - AKL)
- London to Las Vegas (LHR - LAS)
- London to Hong Kong (LHR - HKG)
- Manchester to New York (MAN - JFK)
- London to Sydney (LHR - SYD)
- London to Los Angeles (LHR - LAX)
- London to Seoul (LHR - ICN)
- London to Tokyo (LHR - NRT)
Expedia's Latest Trends
Flights
Cheap Flights from London (LHR) to Melbourne (MEL)Cheap Flights from London (LHR) to Nairobi (NBO)Cheap Flights from London (LHR) to Los Angeles (LAX)Cheap Flights from Edinburgh (EDI) to London (LHR)Cheap Flights from London (LHR) to Hong Kong (HKG)Cheap Flights from London (LHR) to Tokyo (NRT)Cheap Flights from London (LHR) to Sri Guru Ram Das Ji Intl. Airport (ATQ)Cheap Flights from London (LHR) to Bangkok (BKK)Cheap Flights from London (LHR) to Manila (MNL)Cheap Flights from London (LHR) to Johannesburg (JNB)Cheap Flights from London (LHR) to Toronto (YYZ)Cheap Flights from Newcastle (NCL) to London (LHR)Cheap Flights from London (LHR) to Sydney (SYD)Cheap Flights from Lagos (LOS) to London (LHR)Cheap Flights from London (LHR) to New York (JFK)Cheap Flights from London (LHR) to Auckland (AKL)Cheap Flights from London (LHR) to Miami (MIA)Cheap Flights from London (LHR) to San Francisco (SFO)Cheap Flights from London (LHR) to Perth (PER)Cheap Flights from London (LHR) to Delhi (DEL)Cheap Flights from London (LHR) to Colombo (CMB)Cheap Flights from London (LHR) to Istanbul (IST)Cheap Flights from London (LHR) to Barcelona (BCN)Cheap Flights from Manchester (MAN) to New York (JFK)Cheap Flights from London (LHR) to Dubai (DXB)Cheap Flights from London (LHR) to Cape Town (CPT)Cheap Flights from London (LHR) to Lisbon (LIS)Cheap Flights from London (LHR) to Vancouver (YVR)Cheap Flights from London (LHR) to Mumbai (BOM)Cheap Flights from London (LHR) to Goa (GOI)
*Available to Expedia members.