€289 Cheap Flights Chicago to London (ORD-LHR)
Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Heathrow Airport (LHR)
Aer LingusAer Lingus
IberiaIberia
Brussels AirlinesBrussels Airlines
FinnairFinnair
Swiss International Air LinesSwiss International Air Lines
Austrian AirlinesAustrian Airlines
British AirwaysBritish Airways
Be in the knowGet alerts if flight prices drop or rise*
Book smarterSave up to 15% on select hotels after you book a flight*
Cheap Flights from Chicago to London (ORD-LHR)
Find the cheapest month to fly from Chicago (ORD) to London (LHR)
November is typically the cheapest month to flyNovember is typically the cheapest month to fly
Book with confidence
Chicago to London Flights
When looking for plane tickets from Chicago to London, the ease and convenience of using Expedia simply can’t be beat. With tons of departure points and flights options from the top airline carriers, Expedia gives you the widest array of cheap flights to London. Look for ORD to LHR airfare with the assurance that you have the largest online travel agency working for you.
Expedia lets you search across the largest number of airlines and London flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Chicago London flight!
Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Chicago to London trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.
Combine your London flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Chicago to London with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!
Frequently Asked Questions
How much is a flight from O'Hare Intl. Airport (ORD) to London Heathrow?
If you're travelling from O'Hare Intl. Airport (ORD) to Heathrow Airport (LHR), round-trip flights start from €457. This price is based on fares available within the last 7 days on Expedia for flights departing within the next year, so don't delay. Book now and save yourself money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from O'Hare Intl. Airport (ORD) to Heathrow Airport?
Most flights can be cancelled online, but each airline has a different set of terms and conditions. If you do need to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from ORD to LHR that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for O'Hare Airport to Heathrow Airport (LHR) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from ORD to London Heathrow?
With a flight distance of 6,400 kilometres between O'Hare Intl. Airport (ORD) and London Heathrow, this is a long trip. Make sure you stay hydrated and go for a short walk down the aisle every so often.
Which airlines fly direct from ORD to London Heathrow?
Many people like to fly with United Airlines (UA) from O'Hare Intl. Airport (ORD) to LHR. This popular airline offers 91 monthly flights, so you can easily find a flight time that's perfect for you. For more options, check out the ticket prices from British Airways (BA). This airlines operates 60 monthly flights between these airports.
Are O'Hare Airport to LHR flight tickets cheaper when they're purchased at the last minute?
It is possible to find an amazing last-minute deal from ORD to Heathrow Airport, but it's also possible to miss out altogether! As many airlines release prices up to 12 months in advance, it's worthwhile keeping an eye on fares early and being ready to book when you spot a bargain. Expedia compares carrier prices and updates flight deals frequently, so you can rest easy knowing you're always seeing the latest offers.
Travel information
Origin airport | Chicago O'Hare Intl. Airport |
|---|---|
Destination airport | Heathrow Airport |
Distance | 6,344 km away |
Airlines serving | Aer Lingus, Iberia, Brussels Airlines, Finnair, Swiss International Air Lines, Austrian Airlines, British Airways, Air Canada, Icelandair, Alaska Airlines, LOT-Polish Airlines, Lufthansa, Turkish Airlines, SAS, JetBlue Airways, Aeromexico, TAP Portugal, American Airlines, United, Virgin Atlantic, Delta, KLM, Air France, Ethiopian Airlines, ITA Airways, Avianca |
Popular airline | Aer Lingus |
Return price | €457 |
Average flight time | 8 hours 4 mins |