Cheap flights from Chicago O'Hare Intl Airport to the United Kingdom from £128
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to the United Kingdom departing on 2/4. 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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0 bags
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Cheap return flights
These are some of the best return flight deals from Chicago O'Hare Intl Airport to the United Kingdom that have been recently found on momondo from popular airlines, departing in the coming months.
Cheap one-way flights
Flying one-way? These are some of the best deals recently discovered on momondo for flights from Chicago O'Hare Intl Airport to the United Kingdom.
Cheap last-minute flights
Planning a quick getaway from Chicago O'Hare Intl Airport to the United Kingdom? These are the last-minute flight deals available now.
Cheap direct flights
If you prefer a non-stop journey, check out our latest direct flight deals to the United Kingdom, so you can enjoy a seamless trip without stopovers.
Scandinavian Airlines flights from Chicago O'Hare Intl Airport to United Kingdom
Our best Scandinavian Airlines deals on Chicago O'Hare Intl Airport to United Kingdom flight tickets
Scandinavian Airlines![Scandinavian Airlines]()
17 Mar![Scandinavian Airlines]()
24 Mar
ORD20:40Chicago O'Hare Intl
16h 50m
1 stop
LHR18:30London Heathrow
LHR07:05London Heathrow
16h 45m
2 stops
ORD18:50Chicago O'Hare Intl
Scandinavian Airlines![Scandinavian Airlines]()
17 Mar![Scandinavian Airlines]()
24 Mar
ORD20:40Chicago O'Hare Intl
16h 50m
1 stop
LHR18:30London Heathrow
LHR06:40London Heathrow
17h 10m
1 stop
ORD18:50Chicago O'Hare Intl
Iberia flights from Chicago O'Hare Intl Airport to United Kingdom
Our best Iberia deals on Chicago O'Hare Intl Airport to United Kingdom flight tickets
Iberia![Iberia]()
22 Apr![Iberia]()
30 Apr
ORD16:55Chicago O'Hare Intl
7h 55m
LHR06:50London Heathrow
LHR12:15London Heathrow
8h 30m
ORD14:45Chicago O'Hare Intl
Iberia![Iberia]()
8 Apr![Iberia]()
25 Apr
ORD14:55Chicago O'Hare Intl
11h 10m
1 stop
LHR08:05London Heathrow
LHR12:15London Heathrow
8h 30m
ORD14:45Chicago O'Hare Intl
See travel insights to the United Kingdom from
How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to United Kingdom
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 United Kingdom?
The cheapest month to fly to United Kingdom from Chicago O'Hare Intl Airport is in February. Flight prices, which tend to average around £521, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of February, then departing from Chicago O'Hare Intl Airport during the month October is also very affordable. Most momondo users find prices during this month for around £524.
What is the cheapest day to depart on your flight to United Kingdom?
The cheapest day to depart from Chicago O'Hare Intl Airport to United Kingdom is on a Wednesday. Travellers who choose to depart for United Kingdom on a Wednesday will often find tickets for as low as £580. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Chicago O'Hare Intl Airport to United Kingdom for around £720.
What is the cheapest time of day to depart on your flight to United Kingdom?
The cheapest time of day to fly to United Kingdom is in the morning when flights can be purchased for as low as £629. Try not to purchase tickets at midday because they tend to be around £740. Of course, these prices can vary depending on the time of year and what airport you fly to.
What is the cheapest Chicago O'Hare Intl to United Kingdom flight route?
Fly from Chicago O'Hare Intl to London Heathrow for the best Chicago O'Hare Intl - United Kingdom flight prices
How far in advance should I book a flight to United Kingdom?
You are more likely to see cheaper flights to United Kingdom from Chicago O'Hare Intl Airport when booking 3 weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around £634 when searching 3 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Chicago O'Hare Intl Airport for as low as £585 on momondo.
What cabin class options are available on Chicago O'Hare Intl to United Kingdom flights?
There are 4 cabin classes available to choose from on Chicago O'Hare Intl to United Kingdom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Chicago O'Hare Intl to United Kingdom?
Icelandair, JetBlue, and TAP AIR PORTUGAL are the most popular carriers operating from Chicago O'Hare Intl to United Kingdom
Which airlines fly to United Kingdom?
British Airways, Iberia and Aer Lingus are the top three most popular airlines that fly to United Kingdom from Chicago O'Hare Intl Airport according to our data. British Airways is the first choice among our users, with 60% of people opting to fly with this airline when travelling to United Kingdom. Keep in mind that there are 9 different airlines that fly to United Kingdom on a routine basis, so you have a few additional options to choose from.
How many flights depart from Chicago O'Hare Intl Airport to United Kingdom on average per day?
As of February 2025, 36 flights take off from Chicago O'Hare Intl Airport and land in United Kingdom each day. The most common flight departure time for this route is 21:00, with 71% of daily flights taking off in the evening.
How many flights depart from Chicago O'Hare Intl Airport to United Kingdom on average per week?
As of February 2025, 252 flights take off from Chicago O'Hare Intl Airport and land in United Kingdom each week. The most common flight departure day for this route is Wed, with 15% of weekly flights taking off on this day.
Cheap Chicago O'Hare Intl Airport to United Kingdom flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to United Kingdom
Best price found | £128 |
|---|---|
Fastest flight time | 7h 30m |
Direct flights | Every day |
Airports in United Kingdom | 10 airports |
When did momondo last update prices for flights from Chicago O'Hare Intl Airport to United Kingdom?
Prices for flights from Chicago O'Hare Intl Airport to United Kingdom are updated daily.
How many operators does momondo search for flights from Chicago O'Hare Intl Airport to United Kingdom?
The number of operators available for flights from Chicago O'Hare Intl Airport to United Kingdom is 9 as of February 2025.
How old do you have to be to fly from Chicago O'Hare Intl Airport to United Kingdom?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago O'Hare Intl Airport to United Kingdom.
What documentation or ID do you need to fly to United Kingdom?
The travel and health documents you'll need for your trip to United Kingdom may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at United Kingdom. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Chicago O'Hare Intl Airport to United Kingdom?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Chicago O'Hare Intl Airport to United Kingdom is Boeing 787-9 Dreamliner (42.17% of total bookings). The next most popular plane models are Boeing 777 (23.05%), Boeing 787-10 Dreamliner (12.90%), and Boeing 767-300 (10.12%).
Best airlines flying from Chicago O'Hare Intl Airport to United Kingdom
Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to United Kingdom with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £274 | Free Cancellation | Rating 7.0 491 reviews | |||
| PriceFrom £322 | Free Cancellation | Rating 6.7 6,986 reviews | |||
| PriceFrom £349 | Free Cancellation | Rating 6.6 6,762 reviews | |||
| PriceFrom £378 | Free Cancellation | Rating 7.6 1,273 reviews | |||
| PriceFrom £406 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom £439 | Free Cancellation | Rating 7.5 654 reviews | |||
| PriceFrom £475 | Free Cancellation | Rating 7.0 2,639 reviews | |||
| PriceFrom £481 | Free Cancellation | Rating 7.1 1,070 reviews | |||
| PriceFrom £527 | Free Cancellation | Rating 7.4 8,765 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Chicago to United Kingdom?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to United Kingdom . Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Chicago to United Kingdom with flexible booking policies on momondo?
Yes. All flights to United Kingdom from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Chicago to United Kingdom?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to United Kingdom.
I’m not ready to book a flight from Chicago to United Kingdom right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Chicago to United Kingdom flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.
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