Cheap flights from London Heathrow Airport to Chicago from $367
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Chicago departing on 2/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from London Heathrow Airport to Chicago
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Cheap bus & train deals from London Heathrow Airport to Chicago
All round-trip flight deals to Chicago
Scandinavian Airlines flights from London Heathrow Airport to Chicago
Our best Scandinavian Airlines deals on London Heathrow Airport to Chicago flight tickets
Finnair flights from London Heathrow Airport to Chicago
Our best Finnair deals on London Heathrow Airport to Chicago flight tickets
See travel insights to Chicago from
How to get the cheapest flight ticket from London Heathrow Airport to Chicago
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
What is the cheapest month to fly from London Heathrow Airport to Chicago?
February. The cheapest time of year to fly to Chicago from London Heathrow Airport is February. Most expensive is August
What is the cheapest day to depart London Heathrow Airport for Chicago?
Tuesday. The cheapest day of the week is typically Tuesday. The most expensive is typically Saturday
When is the cheapest time to fly from London Heathrow Airport to Chicago?
In the evening. London Heathrow Airport to Chicago flights are approximately 30% more expensive in the afternoon than in the evening
How far in advance should you book London Heathrow Airport to Chicago flights?
24 days before. The cheapest time to buy a flight from London Heathrow Airport to Chicago is approximately 24 days to departure
What cabin class options are available on London Heathrow Airport to Chicago flights?
There are 2 cabin classes available to choose from on London Heathrow Airport to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on London Heathrow Airport to Chicago flights?
You could potentially save up to 40% on your flight if you consider stops on a London Heathrow Airport to Chicago flight.
How have London Heathrow Airport to Chicago flight prices changed over time?
As of November 2024, prices for London Heathrow Airport to Chicago flights are approximately 9% more expensive when compared to flights at the same time last year.
How many flights depart from London Heathrow Airport to Chicago on average per day?
The number of flights available between London Heathrow Airport and Chicago is 35 per day as of November 2024. The most frequent departure time is 11:00AM, with 50% of daily flights leaving at noon.
How many flights depart from London Heathrow Airport to Chicago on average per week?
The number of flights available between London Heathrow Airport and Chicago is 245 per week as of November 2024. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.
When to book flights from London Heathrow Airport to Chicago
Cheap London Heathrow Airport to Chicago (LHR to CHI) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Chicago
How far is London Heathrow to Chicago by plane?
There are 3933.5 mi between London Heathrow and Chicago. 8h 40m is a normal flight duration for this route.
When did momondo last update prices for flights from London Heathrow Airport to Chicago?
Prices for flights from London Heathrow Airport to Chicago were last updated today.
How many operators does momondo search for flights from London Heathrow Airport to Chicago?
There are 10 operators available for flights from London Heathrow Airport to Chicago as of November 2024.
How old do you have to be to fly from London Heathrow Airport to Chicago?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Chicago.
What documentation or ID do you need to fly to Chicago?
The travel and health documents you'll need for your trip to Chicago 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 Chicago. 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 London Heathrow Airport to Chicago?
momondo data reveals that the most frequently booked plane model on the route from London Heathrow Airport to Chicago is Boeing 767-300, representing 28.49% of all bookings. The subsequent popular models are Boeing 787-10 Dreamliner at 18.27%, Boeing 777 at 17.51%, and Airbus A350-900 at 7.12%.
What is the most popular airline from London Heathrow Airport to Chicago?
momondo data reveals that the most frequently booked airline on the route from London Heathrow Airport to Chicago is American Airlines, representing 22.53% of all bookings. The subsequent popular airlines are British Airways at 19.80%, Aer Lingus at 17.75%, and Lufthansa at 12.63%.
Best airlines flying from London Heathrow Airport to Chicago
Compare and see reviews for airlines that fly from London Heathrow Airport to Chicago with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $449 | Free Cancellation | Rating 7.3 1,301 reviews | |||
| PriceFrom $483 | Free Cancellation | Rating 7.1 1,892 reviews | |||
| PriceFrom $501 | Free Cancellation | Rating 7.2 555 reviews | |||
| PriceFrom $535 | Free Cancellation | Rating 7.7 1,300 reviews | |||
| PriceFrom $555 | Free Cancellation | Rating 7.0 2,662 reviews | |||
| PriceFrom $556 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $557 | Free Cancellation | Rating 7.4 9,171 reviews | |||
| PriceFrom $561 | Free Cancellation | Rating 6.6 6,837 reviews | |||
| PriceFrom $578 | Free Cancellation | Rating 7.1 1,089 reviews | |||
| PriceFrom $646 | Free Cancellation | Rating 6.8 7,148 reviews |
Finnair Flights From London Heathrow Airport to Chicago
Finnair flight deals from London Heathrow Airport to Chicago start from $535 round-trip. Over the 27 Finnair flights for this route in a normal week, average airfare is usually $662 round-trip - but some users have found much cheaper deals with momondo.
United Airlines Flights From London Heathrow Airport to Chicago
Another popular option for London Heathrow Airport to Chicago flights is United Airlines (7.4/10, 9,171 ratings). United Airlines flies from London Heathrow Airport to Chicago around 14 times per week, with deals starting from $557 round-trip and rising to an average price of around $1,010.
Why use momondo?
Why should I use momondo to find a flight deal from London to Chicago?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to Chicago. momondo saves you time and could save you money on your trip.
Can I find flights from London to Chicago with flexible booking policies on momondo?
All flight searches from London to Chicago on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from London to Chicago?
momondo provides multiple filters to help you find the best flight to Chicago from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from London to Chicago right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of London to Chicago flights. All you need is a valid email address and we will do the rest; it is that quick and easy.