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Not ready to book? to track prices.Find the cheapest flights from London Gatwick Airport to Chicago
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TAP AIR PORTUGAL flights from London Gatwick Airport to Chicago
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British Airways flights from London Gatwick Airport to Chicago
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How to get the cheapest flight ticket from London Gatwick 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 typical price of a round-trip flight between London Gatwick Airport and Chicago?
What is the cheapest month to fly to Chicago?
The cheapest month to fly to Chicago from London Gatwick Airport is in January. Flight prices, which tend to average around £389, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Chicago from London Gatwick Airport during February instead. Flights to Chicago in February, while not as cheap as those in January, still average around £400.
What is the cheapest day to depart on your flight to Chicago?
The cheapest day to depart on your flight to Chicago is on a Wednesday when prices can be found for as low as £605. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Chicago is Sunday, with ticket prices averaging around £666.
What is the cheapest time of day to depart on your flight to Chicago?
Flying to Chicago from London Gatwick Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as £494 when looking at flights departing in the evening. Flights in the afternoon are often more expensive, with an average ticket price of £664.
How far in advance should I book a flight to Chicago?
You are more likely to see cheaper flights to Chicago from London Gatwick Airport when booking 12 weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around £489 when searching 12 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from London Gatwick Airport for as low as £322 on momondo.
When to book flights from London Gatwick Airport to Chicago
Cheap London Gatwick Airport to Chicago (LGW to CHI) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from London Gatwick Airport to Chicago
How far is London Gatwick to Chicago by plane?
London Gatwick and Chicago are 3954.2 mi apart from one another. A reasonable flight in good conditions will take 11h 15m.
When did momondo last update prices for flights from London Gatwick Airport to Chicago?
Prices for flights from London Gatwick Airport to Chicago are updated daily.
How many operators does momondo search for flights from London Gatwick Airport to Chicago?
As of June 2025, there is 1 operator available to choose from for flights from London Gatwick Airport to Chicago.
How old do you have to be to fly from London Gatwick Airport to Chicago?
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 London Gatwick Airport to Chicago.
What documentation or ID do you need to fly to Chicago?
The necessary travel and health documents for your Chicago 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 airline from London Gatwick Airport to Chicago?
Based on momondo bookings for flights between London Gatwick Airport and Chicago, the leading airline is Icelandair, making up 85% of the total bookings. Other popular airlines include British Airways with 15%.
Best airlines flying from London Gatwick Airport to Chicago
Compare and see reviews for airlines that fly from London Gatwick Airport to Chicago with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £310 | Free Cancellation | Rating 7.0 499 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from London 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 London to Chicago for you.
Can I find flights from London to Chicago with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for London to Chicago flights to just show those with flexible booking policies.
How can momondo help me find flights from London to Chicago?
Once all potential London to Chicago flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from London to Chicago right now. Can momondo alert me if prices change?
Price alerts on flights to Chicago from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.