Which layover airport has the shortest travel time from Chicago to London Gatwick Airport?

Flights connecting via Reykjavik (KEF) have the shortest average one-way travel time: 10h 20m.

Which layover airport has the shortest connection time from Chicago to London Gatwick Airport?

Reykjavik (KEF) has the shortest average layover time for this route: 1h 15m.

What is the cheapest airline that flies from Chicago to London Gatwick?

TAP AIR PORTUGAL, Delta, and Air Europa are the most popular carriers operating from Chicago to London Gatwick

Which airport is the most popular layover for flights between Chicago and London Gatwick Airport?

Reykjavik (KEF) was the most common stop: 57% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Chicago to London Gatwick Airport?

Flights via Reykjavik (KEF) offer the lowest average round-trip price of $764.

When did momondo last update prices for flights from Chicago to London Gatwick Airport?

Prices for flights from Chicago to London Gatwick Airport refresh daily.

How many operators does momondo search for flights from Chicago to London Gatwick Airport?

The number of operators available for flights from Chicago to London Gatwick Airport is 1 as of September 2026.

How old do you have to be to fly from Chicago to London Gatwick Airport?

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 Chicago 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.

$303 Cheap Flights from Chicago to London Gatwick Airport in 2026/27

Find the cheapest flights from Chicago to London

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One-way

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Cheap round-trip flights

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7:50 pm - 5:50 pmORD Chicago O'Hare Intl-LGW London Gatwick

17h 00m1 stop Zurich

8:35 am - 4:15 pmLGW London Gatwick-ORD Chicago O'Hare Intl

13h 40m1 stop Zurich

$721SWISS

Wed, Oct 28 - Mon, Nov 2

7:05 pm - 5:50 pmORD Chicago O'Hare Intl-LGW London Gatwick

16h 45m1 stop Zurich

9:25 am - 3:55 pmLGW London Gatwick-ORD Chicago O'Hare Intl

12h 30m1 stop Zurich

$721SWISS

Thu, Oct 8 - Wed, Oct 14

6:30 pm - 10:55 amORD Chicago O'Hare Intl-LGW London Gatwick

10h 25m1 stop Reykjavik Keflavik Intl

11:55 am - 5:20 pmLGW London Gatwick-ORD Chicago O'Hare Intl

11h 25m1 stop Reykjavik Keflavik Intl

$722Icelandair

Sun, Nov 8 - Wed, Nov 18

8:10 pm - 3:45 pmORD Chicago O'Hare Intl-LGW London Gatwick

13h 35m1 stop Lisbon Humberto Delgado

4:35 pm - 3:30 pmLGW London Gatwick-ORD Chicago O'Hare Intl

28h 55m1 stop Lisbon Humberto Delgado

$722TAP AIR PORTUGAL

Fri, Mar 5 - Sat, Mar 13

8:10 pm - 3:45 pmORD Chicago O'Hare Intl-LGW London Gatwick

13h 35m1 stop Lisbon Humberto Delgado

10:40 am - 3:30 pmLGW London Gatwick-ORD Chicago O'Hare Intl

34h 50m1 stop Lisbon Humberto Delgado

$722TAP AIR PORTUGAL

Fri, Nov 6 - Tue, Nov 17

6:30 pm - 3:40 pmORD Chicago O'Hare Intl-LGW London Gatwick

15h 10m1 stop Reykjavik Keflavik Intl

8:20 am - 5:20 pmLGW London Gatwick-ORD Chicago O'Hare Intl

15h 00m1 stop Reykjavik Keflavik Intl

$722Multiple Airlines

Tue, Dec 1 - Wed, Dec 9

7:50 pm - 7:50 amORD Chicago O'Hare Intl-LGW London Gatwick

31h 00m1 stop Zurich

6:40 pm - 2:52 pmLGW London Gatwick-ORD Chicago O'Hare Intl

50h 12m2 stops Zurich Montreal Pierre Elliott Trudeau Intl

$722Multiple Airlines

Sun, Oct 25 - Mon, Nov 9

7:00 pm - 3:05 pmORD Chicago O'Hare Intl-LGW London Gatwick

14h 05m1 stop Lisbon Humberto Delgado

10:40 am - 3:30 pmLGW London Gatwick-ORD Chicago O'Hare Intl

34h 50m1 stop Lisbon Humberto Delgado

$722TAP AIR PORTUGAL

Wed, Nov 4 - Tue, Nov 17

7:00 pm - 3:05 pmORD Chicago O'Hare Intl-LGW London Gatwick

14h 05m1 stop Lisbon Humberto Delgado

4:35 pm - 3:30 pmLGW London Gatwick-ORD Chicago O'Hare Intl

28h 55m1 stop Lisbon Humberto Delgado

$722TAP AIR PORTUGAL

Wed, Feb 10 - Sat, Feb 27

7:30 pm - 10:55 amORD Chicago O'Hare Intl-LGW London Gatwick

10h 25m1 stop Reykjavik Keflavik Intl

11:55 am - 5:20 pmLGW London Gatwick-ORD Chicago O'Hare Intl

11h 25m1 stop Reykjavik Keflavik Intl

$726Icelandair

Thu, Oct 29 - Fri, Nov 13

Cheap last minute flights

Enter your travel dates to find the best prices.

6:05 pm - 9:45 amORD Chicago O'Hare Intl-LGW London Gatwick

33h 40m1 stop Lisbon Humberto Delgado

4:35 pm - 3:30 pmLGW London Gatwick-ORD Chicago O'Hare Intl

28h 55m1 stop Lisbon Humberto Delgado

$722TAP AIR PORTUGAL

Sat, Oct 3 - Tue, Nov 24

6:05 pm - 9:45 amORD Chicago O'Hare Intl-LGW London Gatwick

33h 40m1 stop Lisbon Humberto Delgado

4:35 pm - 3:30 pmLGW London Gatwick-ORD Chicago O'Hare Intl

28h 55m1 stop Lisbon Humberto Delgado

$728TAP AIR PORTUGAL

Sat, Oct 3 - Tue, Nov 24

6:05 pm - 9:45 amORD Chicago O'Hare Intl-LGW London Gatwick

33h 40m1 stop Lisbon Humberto Delgado

4:35 pm - 3:30 pmLGW London Gatwick-ORD Chicago O'Hare Intl

28h 55m1 stop Lisbon Humberto Delgado

$730TAP AIR PORTUGAL

Sat, Oct 3 - Tue, Nov 24

6:05 pm - 9:45 amORD Chicago O'Hare Intl-LGW London Gatwick

33h 40m1 stop Lisbon Humberto Delgado

4:35 pm - 3:30 pmLGW London Gatwick-ORD Chicago O'Hare Intl

28h 55m1 stop Lisbon Humberto Delgado

$731TAP AIR PORTUGAL

Sat, Oct 3 - Tue, Nov 24

6:05 pm - 9:45 amORD Chicago O'Hare Intl-LGW London Gatwick

33h 40m1 stop Lisbon Humberto Delgado

9:20 pm - 3:30 pmLGW London Gatwick-ORD Chicago O'Hare Intl

24h 10m2 stops Porto Lisbon Humberto Delgado

$765TAP AIR PORTUGAL

Sat, Oct 3 - Tue, Nov 24

2:20 pm - 12:15 pmORD Chicago O'Hare Intl-LGW London Gatwick

15h 55m2 stops Zurich Barcelona-El Prat

1:40 pm - 12:35 pmLGW London Gatwick-ORD Chicago O'Hare Intl

28h 55m2 stops Barcelona-El Prat Zurich

$779Multiple Airlines

Thu, Oct 1 - Mon, Oct 5

6:05 pm - 9:45 amORD Chicago O'Hare Intl-LGW London Gatwick

33h 40m1 stop Lisbon Humberto Delgado

9:20 pm - 3:30 pmLGW London Gatwick-ORD Chicago O'Hare Intl

24h 10m2 stops Porto Lisbon Humberto Delgado

$793TAP AIR PORTUGAL

Sat, Oct 3 - Tue, Nov 24

6:05 pm - 9:45 amORD Chicago O'Hare Intl-LGW London Gatwick

33h 40m1 stop Lisbon Humberto Delgado

9:20 pm - 3:30 pmLGW London Gatwick-ORD Chicago O'Hare Intl

24h 10m2 stops Porto Lisbon Humberto Delgado

$795TAP AIR PORTUGAL

Sat, Oct 3 - Tue, Nov 24

7:25 pm - 2:40 pmORD Chicago O'Hare Intl-LGW London Gatwick

13h 15m1 stop Reykjavik Keflavik Intl

11:55 am - 5:20 pmLGW London Gatwick-ORD Chicago O'Hare Intl

11h 25m1 stop Reykjavik Keflavik Intl

$1,044Icelandair

Tue, Sep 29 - Sun, Nov 1

7:25 pm - 2:40 pmORD Chicago O'Hare Intl-LGW London Gatwick

13h 15m1 stop Reykjavik Keflavik Intl

3:40 pm - 9:25 pmLGW London Gatwick-ORD Chicago O'Hare Intl

11h 45m1 stop Reykjavik Keflavik Intl

$1,164Icelandair

Fri, Oct 2 - Fri, Oct 9

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SWISS flights from Chicago to London Gatwick Airport

Our best SWISS deals on Chicago to London Gatwick Airport flight tickets

SWISS

Oct 8

ORD7:05 pmChicago O'Hare Intl

16h 45m

1 stop

LGW5:50 pmLondon Gatwick

Oct 14

LGW9:25 amLondon Gatwick

12h 30m

1 stop

ORD3:55 pmChicago O'Hare Intl

$721

SWISS

Oct 4

ORD7:05 pmChicago O'Hare Intl

16h 45m

1 stop

LGW5:50 pmLondon Gatwick

Oct 13

LGW6:35 pmLondon Gatwick

24h 00m

1 stop

ORD12:35 pmChicago O'Hare Intl

$732

SWISS

Nov 3

ORD6:50 pmChicago O'Hare Intl

17h 00m

1 stop

LGW5:50 pmLondon Gatwick

Nov 10

LGW8:40 amLondon Gatwick

13h 35m

1 stop

ORD4:15 pmChicago O'Hare Intl

$734

Delta flights from Chicago to London Gatwick Airport

Our best Delta deals on Chicago to London Gatwick Airport flight tickets

Delta

Nov 4

ORD6:25 pmChicago O'Hare Intl

15h 20m

1 stop

LGW3:45 pmLondon Gatwick

Nov 12

LGW10:00 amLondon Gatwick

12h 15m

1 stop

ORD4:15 pmChicago O'Hare Intl

$741

Delta

Oct 25

ORD7:25 pmChicago O'Hare Intl

15h 20m

1 stop

LGW3:45 pmLondon Gatwick

Nov 9

LGW10:00 amLondon Gatwick

36h 48m

2 stops

ORD4:48 pmChicago O'Hare Intl

$759

momondo Fare Finder

Use the filters below to find and compare flights from Chicago to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoLondon

ORD Chicago O'Hare Intl - LGW London Gatwick

ORDLGW

Chicago O'Hare Intl

Wed 10/28

7:50 pm-5:50 pm

1 stop17h 00m

London Gatwick

Mon 11/2

8:35 am-4:15 pm

1 stop13h 40m

$721

ChicagoLondon

ORD Chicago O'Hare Intl - LGW London Gatwick

ORDLGW

Chicago O'Hare Intl

Thu 10/8

7:05 pm-5:50 pm

1 stop16h 45m

London Gatwick

Wed 10/14

9:25 am-3:55 pm

1 stop12h 30m

$721

Quickest round-trip

ChicagoLondon

ORD Chicago O'Hare Intl - LGW London Gatwick

ORDLGW

Chicago O'Hare Intl

Sun 11/8

6:30 pm-10:55 am

1 stop10h 25m

London Gatwick

Wed 11/18

11:55 am-5:20 pm

1 stop11h 25m

$722

ChicagoLondon

ORD Chicago O'Hare Intl - LGW London Gatwick

ORDLGW

Chicago O'Hare Intl

Fri 3/5

8:10 pm-3:45 pm

1 stop13h 35m

London Gatwick

Sat 3/13

4:35 pm-3:30 pm

1 stop28h 55m

$722

ChicagoLondon

ORD Chicago O'Hare Intl - LGW London Gatwick

ORDLGW

Chicago O'Hare Intl

Fri 11/6

8:10 pm-3:45 pm

1 stop13h 35m

London Gatwick

Tue 11/17

10:40 am-3:30 pm

1 stop34h 50m

$722

ChicagoLondon

ORD Chicago O'Hare Intl - LGW London Gatwick

ORDLGW

Chicago O'Hare Intl

Tue 12/1

6:30 pm-3:40 pm

1 stop15h 10m

London Gatwick

Wed 12/9

8:20 am-5:20 pm

1 stop15h 00m

$722

ChicagoLondon

ORD Chicago O'Hare Intl - LGW London Gatwick

ORDLGW

Chicago O'Hare Intl

Sun 10/25

7:50 pm-7:50 am

1 stop31h 00m

London Gatwick

Mon 11/9

6:40 pm-2:52 pm

2 stops50h 12m

$722

ChicagoLondon

ORD Chicago O'Hare Intl - LGW London Gatwick

ORDLGW

Chicago O'Hare Intl

Wed 11/4

7:00 pm-3:05 pm

1 stop14h 05m

London Gatwick

Tue 11/17

10:40 am-3:30 pm

1 stop34h 50m

$722

ChicagoLondon

ORD Chicago O'Hare Intl - LGW London Gatwick

ORDLGW

Chicago O'Hare Intl

Wed 2/10

7:00 pm-3:05 pm

1 stop14h 05m

London Gatwick

Sat 2/27

4:35 pm-3:30 pm

1 stop28h 55m

$722

ChicagoLondon

ORD Chicago O'Hare Intl - LGW London Gatwick

ORDLGW

Chicago O'Hare Intl

Thu 10/29

7:30 pm-10:55 am

1 stop10h 25m

London Gatwick

Fri 11/13

11:55 am-5:20 pm

1 stop11h 25m

$726

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chicago 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

Prices

Airlines

Layovers

What is the cheapest month to fly to London Gatwick Airport?

In general, September is the cheapest month to fly from Chicago to London Gatwick Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you are unable to visit London Gatwick Airport during the month of September, then departing from Chicago during the month June is also very affordable. Most momondo users find prices during this month for around $62.

Can stopping save me money on Chicago to London Gatwick Airport flights?

You could potentially save up to 5% on your flight if you consider stops on a Chicago to London Gatwick Airport flight.

When to book flights from Chicago to London Gatwick Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to London Gatwick Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Chicago to London Gatwick Airport (CHI to LGW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to London Gatwick Airport

Best Price Found	$303
Fastest flight time	10h 25m
Direct flights	None

The best one-way flight to London Gatwick Airport from Chicago in the past 72 hours is $303. The best round-trip flight deal from Chicago to London Gatwick Airport found on momondo in the last 72 hours is $721.

The fastest flight from Chicago to London Gatwick Airport takes 10h 25m

There are no direct flights from Chicago to London Gatwick Airport. There are no popular flight routes from Chicago to London Gatwick Airport.

Search flight deals

Frequently asked questions about flying from Chicago to London Gatwick Airport

How far is Chicago to London Gatwick by plane?
London Gatwick is 3954.2 mi away from Chicago. In terms of flight time, this usually takes a little over 10h 25m.
When did momondo last update prices for flights from Chicago to London Gatwick Airport?
Prices for flights from Chicago to London Gatwick Airport refresh daily.
How many operators does momondo search for flights from Chicago to London Gatwick Airport?
The number of operators available for flights from Chicago to London Gatwick Airport is 1 as of September 2026.
How old do you have to be to fly from Chicago to London Gatwick Airport?
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 Chicago 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 to London Gatwick Airport?
Based on momondo bookings for flights between Chicago and London Gatwick Airport, the leading airline is Icelandair, making up 100% of the total bookings.

Best airlines flying from Chicago to London Gatwick Airport

Compare and see reviews for airlines that fly from Chicago to London Gatwick Airport with momondo

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom $430	Free Cancellation	Rating 6.9 753 reviews		Search Icelandair flights

Hounslow

Gatwick

Milton Keynes

Croydon

Luton

Hayes

Dover

Wembley

Kingston upon Thames

Richmond

Stansted

Watford

Harrow

Cobham

Worthing

Eastbourne

Slough

Hook

Uxbridge

Ilford

Why 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?

momondo does allow users to show only those flights to London from Chicago which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Chicago to London?

Once all potential Chicago to London 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 Chicago to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Chicago and alert you when they change.

An easier way to manage your London Gatwick Airport trip

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Flights to London Heathrow Airportfrom $484

Flights to London Stansted Airportfrom $456

Flights to London City Airportfrom $589

Flights to London Luton Airportfrom $454

Flights to Glasgow Intl Airportfrom $478

Flights to London Southend Airportfrom $584

Flights to Belfast Intl Airportfrom $669

Flights to Belfast City Airportfrom $691

Cheap flights from Chicago to London from $303

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 to London departing on 3/21. 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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SWISS flights from Chicago to London Gatwick Airport

Our best SWISS deals on Chicago to London Gatwick Airport flight tickets

Delta flights from Chicago to London Gatwick Airport

Our best Delta deals on Chicago to London Gatwick Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Chicago to London Gatwick Airport that are best for you.

See travel insights to London from

How to get the cheapest flight ticket from Chicago to London Gatwick Airport

What is the cheapest month to fly to London Gatwick Airport?

Can stopping save me money on Chicago to London Gatwick Airport flights?

What is the cheapest airline that flies from Chicago to London Gatwick?

Which airport is the most popular layover for flights between Chicago and London Gatwick Airport?

Which layover airport offers the lowest fares from Chicago to London Gatwick Airport?

Which layover airport has the shortest travel time from Chicago to London Gatwick Airport?

Which layover airport has the shortest connection time from Chicago to London Gatwick Airport?

When to book flights from Chicago to London Gatwick Airport

Cheap Chicago to London Gatwick Airport (CHI to LGW) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Chicago to London Gatwick Airport

Best airlines flying from Chicago to London Gatwick Airport

Compare and see reviews for airlines that fly from Chicago to London Gatwick Airport with momondo

Traveling to a place near London?

Why use momondo?

An easier way to manage your London Gatwick Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to London

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo

Chicago flight routes

According to popular flight searches on momondo this year

London Gatwick Airport flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to London

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List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

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