Cheap Flights from Chicago to London

Compare Chicago to London flight deals

Find the cheapest month or even day of the year to fly to London

Book the best London fare with no extra fees

Flight deals from Chicago to London

Looking for a cheap last-minute deal or the best round-trip flight from Chicago to London? Find the lowest prices on one-way and round-trip tickets right here.

London.Rs66,541 per passenger.Departing Wed, Jun 4.One-way flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departing from Chicago O'Hare International on Wed, Jun 4, arriving in London.Price includes taxes and charges.From Rs66,541, select.

London.Rs91,331 per passenger.Departing Wed, May 21.One-way flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departing from Chicago O'Hare International on Wed, May 21, arriving in London.Price includes taxes and charges.From Rs91,331, select.

Find the cheapest month to fly from Chicago to London

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Chicago to London flights are currently cheapest in June.

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Chicago to London: Alternative routes

Compare routes from Chicago to London below. You may find an airport to fly into that's cheaper, faster, or easier than London.

Chicago to London: Flight information

The things to know before you go.

Cheapest flight found	Rs66,058
Cheapest month to fly	June

Finding cheap flights from Chicago to London: Frequently asked questions

How much are round-trip flights from Chicago to London?

The best price we found for a round-trip flight from Chicago to London is Rs124,598. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from Chicago to London?

Currently, there are no airlines that fly direct from Chicago to London. But we found flights with one stop from Rs124,598.

How many flights are there a week from Chicago to London?

There are no flights flying from Chicago to London, as of May 2025.

When is the cheapest time to fly from Chicago to London?

The cheapest month to fly from Chicago to London is usually May 2025.

Which upcoming date is cheapest to fly from Chicago to London Airport on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Chicago to London Airport on Monday, June 16, 2025.

Can I get a direct flight from Chicago to London Airport?

No airlines currently offer direct flights between Chicago and London Airport. Most routes have one or more stops.

How can I find the best flight deal to London?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to London but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to London?

We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to London is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly with from Chicago to London?

The cheapest airline that flies to London is Air Canada.

How to find cheap flights to London from Chicago

Looking for cheap tickets from Chicago to London? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

Simply hit "search." From Delta Air Lines to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Chicago to London. And with us, there are no hidden fees – what you see is what you pay.
Compare flight deals to London from Chicago from over 1,000 providers. Then choose the cheapest plane tickets or fastest journeys.
Flex your dates to find the best Chicago–London ticket prices. If you're flexible when it comes to your travel dates, use Skyscanner's "Whole month" tool to find the cheapest month, and even day to fly to London from Chicago.
Set up a Price Alert. You can easily track the fare of your cheap Chicago–London flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
Fly without stops. Only interested in direct flights between Chicago and London? Make sure to tick "Direct flights only" when performing a search. If there are direct flights available on the route, these will appear in the results.
Find the cheapest Business Class flights from Chicago and London. We scour the Internet for the best Business, Premium Economy and First Class flight fares to London, too. Check the difference in price as you search – you might just stumble on a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
Include nearby airports in your search. Widen your search for Chicago to London flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save the next time you travel.

Combine your flight to London from Chicago with hotels and car rental

Once you've secured your cheap flight ticket from Chicago to London, discover the best prices and exclusive rates for hotels in London or nearby. You can also compare hundreds of car rental companies at once so you get the best car rental price for your trip.