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Cheap Flights from Chicago to London $467.86

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Cheapest Flights from Chicago to London (MDW to LHR)

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

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

Question : What day in the next four weeks has the best fares?
Answer : December 13th offers bookings (as of December 5th) that are 26% below the average price for this route. Saving on flight costs means you'll have more cash in hand for the trip.

Question : Is there another way to get to London Heathrow Airport (LHR) besides Chicago Midway International Airport (MDW)?
Answer : O'Hare International Airport (ORD) is just 16 miles away, and, on average, flights are 18% cheaper for the next few months. Save and put that extra money toward your next adventure.

Question : How long do most people stay in London when they fly in from Chicago?
Answer : Passengers from MDW to LHR stay 10 days on average.

Question : Is price more important than specific travel days for you?
Answer : For the month of December, the cheapest day to fly is Saturday. Flexibility is paramount when booking travel plans in order to keep costs down.

Question : Over the coming months, which airline is getting its passengers to London Heathrow Airport (LHR) round-trip the cheapest?
Answer : Virgin Atlantic has been booking passengers at the cheapest fare for flights scheduled throughout the next three months.