Cheap flights from Chicago O'Hare to London

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Planning a flight from Chicago O'Hare to London?

Flight prices from Chicago to London change depending on demand and time of booking.

Choose a date to explore the best fares now.

Many users find better fares by booking several weeks in advance. In fact, for many routes, booking early is one of the best ways to save.

Are there multiple airports in Chicago and London?

If your departure or arrival city has more than one airport, it's worth comparing all of them for timing and pricing.

  • Airports in Chicago: 3 airports are active in Chicago - Midway, O'Hare, Rockford.
  • Airports in London: London is the only airport currently running.

If you're traveling with a group or bulky luggage, look into parking or transport options. Alternative airports may offer faster transfers or better rates.

Plan your journey from Chicago O'Hare to London with ease

Use Jetcost to tailor your search — direct or connecting flights, round-trip or one-way, filtered by airline, price, travel time, or agency.

Other popular destinations

Exploring options in Canada? These cities are trending: Calgary, Montreal, Quebec, Toronto, Vancouver.

Flight availability can change quickly — refresh the results if you’ve been away from the page for a while.
Frequently Asked Questions

Frequently asked questions about flights from Chicago O'Hare to London.

How much does an airline ticket from Chicago O'Hare to London cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from Chicago O'Hare to London.

How far is Chicago from London?

Chicago is about 566 km from London.

What are the airports in London?

London has one airport: London.

What are the airports in Chicago?

Chicago has 3 airports: Midway, O'Hare, Rockford.

What are the most popular cities in Canada?

The most popular cities in Canada according to our users' searches are: Calgary, Montreal, Quebec, Toronto, Vancouver.

When should I book a flight from Chicago to London?

This information is not available at the moment.

What is the cheapest month to fly from Chicago to London?

This information is not available at the moment.

What is the most expensive month to fly from Chicago to London?

This information is not available at the moment.

What is the best day of the week to fly from Chicago to London?

This information is not available at the moment.