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ORD (Chicago) to LHR (London) Flights $579.29

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Cheap ORD to LHR Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.





Interesting Facts About Flights from Chicago to London (ORD to LHR)

Question : Do prices fluctuate more for this route than others?
Answer : Flight prices are fluctuating a lot more for this route than most routes from the United States, as they're ranging anywhere from $498 to $13,727. The further out you book a route, the more likely you are to save.

Question : What is the fastest flight from ORD to LHR?
Answer : The shortest direct flight is seven hours and 35 minutes via American Airlines. If you catch the 7:00 PM CDT departure, you'll arrive at 8:35 AM BST (remember, there is a time change of six hours).

Question : Which airline has been on time from O'Hare International Airport (ORD) to London Heathrow Airport (LHR) the most?
Answer : The current leader is Virgin Atlantic with a 92% on-time rate. Spend as little time in an airport as necessary by flying with Virgin Atlantic. If they are delayed for some reason though, the average delay is less than 15 minutes.

Question : If having the most departure times is important to you, is there a particular day of the week that offers the most options?
Answer : Saturday has the greatest variety of flight times for Chicago to London with nine. The day with the fewest number of times is Friday with eight options.

Question : How often is the O'Hare International Airport (ORD) to London Heathrow Airport (LHR) route delayed?
Answer : Flights from ORD to LHR are on time 80% of the time, ranking in the 69th percentile worldwide. If a flight is late, though, expect an average of about half an hour added to your flight time.

Question : How many days should you spend in London?
Answer : Over the next two months, travelers from ORD to LHR are planning on staying for 17 days on average.

Question : When traveling to London from Chicago, how long will you be in the air?
Answer : Flying from ORD to LHR typically takes about seven hours and 45 minutes.