Cheap flights from the United Kingdom to Chicago from £210
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Chicago departing on 13/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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1 adult
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0 bags
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Recent return flight deals from the United Kingdom to Chicago
These are some of the best return flight deals from the United Kingdom to Chicago that have been recently found on momondo from popular airlines, departing in the coming months.
Recent one-way flight deals from the United Kingdom to Chicago
Flying one-way? These are some of the best deals recently discovered on momondo for flights from the United Kingdom to Chicago.
Recent last minute flight deals from the United Kingdom to Chicago
Planning a quick getaway from the United Kingdom to Chicago? These are the last-minute flight deals available now.
Recent direct flight deals from the United Kingdom to Chicago
If you prefer a non-stop journey, check out our latest direct flight deals to Chicago, so you can enjoy a seamless trip without stopovers.
Icelandair flights from United Kingdom to Chicago O'Hare Intl Airport
Our best Icelandair deals on United Kingdom to Chicago O'Hare Intl Airport flight tickets
Icelandair![Icelandair]()
17 Jun![Icelandair]()
23 Jun
LGW13:00London Gatwick
14h 15m
1 stop
ORD21:15Chicago O'Hare Intl
ORD19:25Chicago O'Hare Intl
10h 20m
1 stop
LGW11:45London Gatwick
Icelandair![Icelandair]()
11 Sept![Icelandair]()
15 Sept
LGW15:40London Gatwick
11h 35m
1 stop
ORD21:15Chicago O'Hare Intl
ORD19:25Chicago O'Hare Intl
13h 10m
1 stop
LGW14:35London Gatwick
KLM flights from United Kingdom to Chicago O'Hare Intl Airport
Our best KLM deals on United Kingdom to Chicago O'Hare Intl Airport flight tickets
KLM![KLM]()
6 Sept![KLM]()
19 Sept
LHR08:40London Heathrow
11h 30m
1 stop
ORD14:10Chicago O'Hare Intl
ORD14:00Chicago O'Hare Intl
12h 50m
1 stop
LHR08:50London Heathrow
KLM![KLM]()
30 May![KLM]()
6 Jun
LHR20:55London Heathrow
23h 15m
1 stop
ORD14:10Chicago O'Hare Intl
ORD13:30Chicago O'Hare Intl
13h 20m
1 stop
LHR08:50London Heathrow
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How to get the cheapest flight ticket from United Kingdom to Chicago O'Hare Intl Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
Prices
Airlines
Other information
What is the cheapest month to fly to Chicago O'Hare Intl Airport?
The cheapest month to fly to Chicago O'Hare Intl Airport from United Kingdom is in February. Flight prices, which tend to average around £435, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Chicago O'Hare Intl Airport from United Kingdom during March instead. Flights to Chicago O'Hare Intl Airport in March, while not as cheap as those in February, still average around £495.
What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?
The cheapest day to depart from United Kingdom to Chicago O'Hare Intl Airport is on a Wednesday. Travellers who choose to depart for Chicago O'Hare Intl Airport on a Wednesday will often find tickets for as low as £615. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Chicago O'Hare Intl Airport on Sunday is £669.
What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?
The cheapest time of day to fly to Chicago O'Hare Intl Airport is in the evening when flights can be purchased for as low as £569. In contrast, the most expensive time of day to depart to Chicago O'Hare Intl Airport is in the afternoon when prices are around £654.
What is the cheapest United Kingdom to Chicago O'Hare Intl flight route?
Fly from London Heathrow to Chicago O'Hare Intl for the best United Kingdom - Chicago O'Hare Intl flight prices
How far in advance should I book a flight to Chicago O'Hare Intl Airport?
You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from United Kingdom when booking 13 weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around £554 when searching 13 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from United Kingdom for as low as £531 on momondo.
What cabin class options are available on United Kingdom to Chicago O'Hare Intl flights?
There are 4 cabin classes available to choose from on United Kingdom to Chicago O'Hare Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
How many flights depart from United Kingdom to Chicago O'Hare Intl Airport on average per day?
48 flights are operational daily from United Kingdom to Chicago O'Hare Intl Airport as of May 2025. The most popular departure time for this route is 14:00, with 54% of flights per day taking off in the afternoon.
How many flights depart from United Kingdom to Chicago O'Hare Intl Airport on average per week?
341 flights are operational weekly from United Kingdom to Chicago O'Hare Intl Airport as of May 2025. The most popular departure day for this route is Wed, with 16% of flights per week taking off on this day.
Cheap United Kingdom to Chicago O'Hare Intl Airport flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from United Kingdom to Chicago O'Hare Intl Airport
When did momondo last update prices for flights from United Kingdom to Chicago O'Hare Intl Airport?
Prices for flights from United Kingdom to Chicago O'Hare Intl Airport were last updated today.
How many operators does momondo search for flights from United Kingdom to Chicago O'Hare Intl Airport?
There are 17 operators available for flights from United Kingdom to Chicago O'Hare Intl Airport as of May 2025.
How old do you have to be to fly from United Kingdom to Chicago O'Hare Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United Kingdom to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The necessary travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from United Kingdom to Chicago O'Hare Intl Airport?
Based on momondo bookings for flights between United Kingdom and Chicago O'Hare Intl Airport, the leading plane model is Boeing 767-300, making up 32.96% of the total bookings. Other popular models include Boeing 787-10 Dreamliner with 21.19%, Boeing 777 with 17.25%, and Boeing 777-300ER with 7.07%.
Best airlines flying from United Kingdom to Chicago O'Hare Intl Airport
Compare and see reviews for airlines that fly from United Kingdom to Chicago O'Hare Intl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £314 | Free Cancellation | Rating 7.0 487 reviews | |||
| PriceFrom £329 | Free Cancellation | Rating 7.0 1,076 reviews | |||
| PriceFrom £339 | Free Cancellation | Rating 7.4 1,446 reviews | |||
| PriceFrom £356 | Free Cancellation | Rating 7.3 1,349 reviews | |||
| PriceFrom £369 | Free Cancellation | Rating 7.1 1,851 reviews | |||
| PriceFrom £380 | Free Cancellation | Rating 6.6 6,842 reviews | |||
| PriceFrom £409 | Free Cancellation | Rating 7.6 781 reviews | |||
| PriceFrom £410 | Free Cancellation | Rating 7.4 8,696 reviews | |||
| PriceFrom £415 | Free Cancellation | Rating 7.4 643 reviews | |||
| PriceFrom £416 | Free Cancellation | Rating 6.7 7,045 reviews |
Travelling to a place near Chicago?
Book flights to Chicago if you plan to visit one of these locationsSchaumburg
Northbrook
Itasca
Evanston
Lake Geneva
Rosemont
Glenview
Joliet
Skokie
Oak Brook
Elgin
Lincolnshire
Oakbrook Terrace
Why use momondo?
Why should I use momondo to find a flight deal from United Kingdom to Chicago?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from United Kingdom to Chicago for you.
Can I find flights from United Kingdom to Chicago with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Chicago from United Kingdom with this policy.
How can momondo help me find flights from United Kingdom to Chicago?
momondo provides multiple filters to help you find the best flight to Chicago from United Kingdom. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from United Kingdom to Chicago right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Chicago from United Kingdom. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.
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