Beginning of main content
Trip Type
Flight 1
Flight 2
Flight 3
Flight 4
Flight 5

Earn 1% in Bonus+ rewards on top of your airline miles

Find the perfect flight with a choice of over 400 airlines

Enjoy exclusive promotions and more, only on the app!

Selected flights deals from Chicago to London

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

See our FAQs for all your flight-reservation questions, including baggage allowances, how to make a change or how to check in online.

Exclusive Information to Help You Book Your Chicago to London Flight

Exploring the world is meant to be magical, but sometimes booking travel can get in the way of that. With 46 airlines, and 4,240 flights available each week, finding the best available flights to London might feel like a chore.

There are many airports in the area to book your flights from Chicago to London. The most popular airports to fly from are:

  • O'Hare Intl. (ORD)
  • Midway Intl. (MDW)

You can touch down at any of these popular airports in London to save time and money:

  • Heathrow (LHR)
  • Gatwick (LGW)
  • London City (LCY)

We want you to travel on your own terms. That way, when your flight arrives in London you are ready to be amazed by the spectacular sights, sounds, and tastes the city has to offer.

46 airlines offer cheap flights from Chicago to London. What are some of the most popular?

Out of the 46 airlines interested in helping you break free from your everyday routine with a cheap flight from Chicago to London, some of the most popular operating in the Chicago area are:

  • Flights from O'Hare Intl. (ORD) to Heathrow (LHR)
    • American Airlines
    • United Airlines
    • British Airways
  • Flights from O'Hare Intl. (ORD) to London City (LCY)
    • United Airlines
    • Lufthansa
    • British Airways
  • Flights from Midway Intl. (MDW) to Heathrow (LHR)
    • Delta Air Lines
    • Virgin Atlantic Airways
    • Air France

What airlines fly from Chicago to London most frequently?

Below you will find the airlines flying from Chicago area airports to London most often. Larger airports and airlines with more frequent flights on a route tend to have more available seats, though flying out of a smaller airport may be more affordable.

  • O'Hare Intl. (ORD) - Heathrow (LHR)
    • American Airlines - 371 flights per week from ORD to LHR
    • United Airlines - 337 flights per week from ORD to LHR
    • British Airways - 170 flights per week from ORD to LHR
  • O'Hare Intl. (ORD) - London City (LCY)
    • United Airlines - 40 flights per week from ORD to LCY
    • Lufthansa - 28 flights per week from ORD to LCY
    • British Airways - 17 flights per week from ORD to LCY
  • Midway Intl. (MDW) - Heathrow (LHR)
    • Delta Air Lines - 53 flights per week from MDW to LHR
    • Virgin Atlantic Airways - 42 flights per week from MDW to LHR
    • Air France - 40 flights per week from MDW to LHR

What Chicago area airports offer flights to London every week?

Every week, there are over 4,240 flights from Chicago to London flown by over 46 different airlines like American Airlines, United Airlines, and others. Find more details below:

  • O'Hare Intl. (ORD) has 3,166 flights to Heathrow (LHR) per week.
  • O'Hare Intl. (ORD) has 384 flights to London City (LCY) per week.
  • Midway Intl. (MDW) has 346 flights to Heathrow (LHR) per week.

How long is a direct flight from Chicago to London?

A direct flight from Chicago to London usually takes around 9 hours, 56 minutes to cover the 4,005 mile distance. The longest flights on this route typically take 14 hours, 11 minute, and on average that is 12 hours, 3 minutes.

What is the earliest and latest flight available from Chicago to London?

  • Flight from O'Hare Intl. (ORD) to Heathrow (LHR)
    • First departing flight of the day: 09:00 AM
    • Earliest arrival: 05:55 AM
    • Last departing flight of the day: 11:00 PM
    • Latest arrival of the day: 10:45 PM
  • Flight from O'Hare Intl. (ORD) to London City (LCY)
    • First departing flight of the day: 11:50 AM
    • Earliest arrival: 06:50 AM
    • Last departing flight of the day: 10:35 PM
    • Latest arrival of the day: 06:45 PM
  • Flight from Midway Intl. (MDW) to Heathrow (LHR)
    • First departing flight of the day: 12:32 PM
    • Earliest arrival: 06:55 AM
    • Last departing flight of the day: 07:50 PM
    • Latest arrival of the day: 12:15 PM

Last Minute vacation packages to London

*Savings based on all holiday package bookings with Flight + Hotel on ebookers.com from January 2017 to December 2017, as compared to the price of the same components booked separately. Savings will vary based on origin/destination, length of trip, stay dates and selected travel supplier(s). Savings not available on all packages. For Free Flight or 100% Off Flight deals, package savings is greater than or equal to the current cost of one component, when both are priced separately.

Fare, taxes & fees: Fares were found on ebookers.com and are updated daily. They include all taxes and fees, except baggage fees.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a £25.00 / 45.00 Euro service fee charged by ebookers, plus any airline fare and tax increase that may be applicable.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.