Cheap flights from Chicago O'Hare Intl Airport to London from $213
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 London departing on 7/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
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 Chicago O'Hare Intl Airport to London
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Icelandair flights from Chicago O'Hare Intl Airport to London Gatwick Airport
Our best Icelandair deals on Chicago O'Hare Intl Airport to London Gatwick Airport flight tickets
British Airways flights from Chicago O'Hare Intl Airport to London Gatwick Airport
Our best British Airways deals on Chicago O'Hare Intl Airport to London Gatwick Airport flight tickets
See travel insights to London from
How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to London Gatwick 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
What is the cheapest month to fly to London Gatwick Airport?
In general, January is the cheapest month to fly from Chicago O'Hare Intl Airport to London Gatwick Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $560. If you are unable to visit London Gatwick Airport during the month of January, then departing from Chicago O'Hare Intl Airport during the month August is also very affordable. Most momondo users find prices during this month for around $599.
What is the cheapest day to depart on your flight to London Gatwick Airport?
The cheapest day to depart from Chicago O'Hare Intl Airport to London Gatwick Airport is on a Saturday when prices can be found for as low as $648. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to London Gatwick Airport on Friday is $903.
What is the cheapest time of day to depart on your flight to London Gatwick Airport?
Flying to London Gatwick Airport from Chicago O'Hare Intl Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $692 when looking at flights departing in the evening. In the morning is when there is more demand to fly to London Gatwick Airport, so prices are often more expensive at around $845 per ticket.
How have Chicago O'Hare Intl Airport to London Gatwick Airport flight prices changed over time?
What is the cheapest airline that flies from Chicago O'Hare Intl to London Gatwick?
TAP AIR PORTUGAL, Icelandair, and American Airlines are the most popular carriers operating from Chicago O'Hare Intl to London Gatwick
What airlines fly to London Gatwick Airport?
Icelandair, Iberia and American Airlines are the top three most popular airlines that fly to London Gatwick Airport from Chicago O'Hare Intl Airport according to our data. Icelandair is the first choice among our users, with 81% of people opting to fly with this airline when traveling to London Gatwick Airport. Keep in mind that there are 4 different airlines that fly to London Gatwick Airport on a routine basis, so you have a few additional options to choose from.
When to book flights from Chicago O'Hare Intl Airport to London Gatwick Airport
Cheap Chicago O'Hare Intl Airport to London Gatwick Airport (ORD to LGW) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to London Gatwick Airport
How far is Chicago O'Hare Intl to London Gatwick by plane?
The straight-line distance from Chicago O'Hare Intl to London Gatwick is 3960.0 mi. 10h 20m is a normal flight duration for this route.
When did momondo last update prices for flights from Chicago O'Hare Intl Airport to London Gatwick Airport?
Prices for flights from Chicago O'Hare Intl Airport to London Gatwick Airport refresh daily.
How many operators does momondo search for flights from Chicago O'Hare Intl Airport to London Gatwick Airport?
The number of operators available for flights from Chicago O'Hare Intl Airport to London Gatwick Airport is 4 as of April 2025.
How old do you have to be to fly from Chicago O'Hare Intl Airport to London Gatwick Airport?
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 London Gatwick Airport.
What documentation or ID do you need to fly to London Gatwick Airport?
The travel and health documents you'll need for your trip to London Gatwick Airport 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 London Gatwick Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Chicago O'Hare Intl Airport to London Gatwick Airport?
Based on momondo bookings for flights between Chicago O'Hare Intl Airport and London Gatwick Airport, the leading airline is Icelandair, making up 81% of the total bookings. Other popular airlines include Iberia with 7%, American Airlines with 6%, and British Airways with 6%.
Best airlines flying from Chicago O'Hare Intl Airport to London Gatwick Airport
Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to London Gatwick Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $523 | Free Cancellation | Rating 7.0 487 reviews | |||
| PriceFrom $588 | Free Cancellation | Rating 6.6 6,835 reviews | |||
| PriceFrom $606 | Free Cancellation | Rating 7.0 2,698 reviews | |||
| PriceFrom $658 | Free Cancellation | Rating 7.2 10,000 reviews |
Traveling to a place near London?
Book flights to London if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Chicago to London?
It is quick and easy to find Chicago to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.
Can I find flights from Chicago to London with flexible booking policies on momondo?
Yes. All flights to London 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 London?
Once you have performed a search for Chicago to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Chicago to London right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Chicago to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.