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Cheap flights from London Gatwick Airport to Chicago from £346

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 Gatwick Airport to Chicago departing on 23/2. 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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Find the cheapest flights from London Gatwick Airport to Chicago

Cheap return flights

Enter your travel dates to find the best prices.
Icelandair Logo
15:40 - 18:15
LGW
-
ORD
32h 35m
1 stop
Icelandair Logo
19:25 - 14:40
ORD
-
LGW
13h 15m
1 stop
£390Icelandair
Thu, 23 Apr - Tue, 5 May
Icelandair Logo
15:40 - 21:25
LGW
-
ORD
11h 45m
1 stop
Icelandair Logo
22:25 - 14:40
ORD
-
LGW
10h 15m
1 stop
£394Icelandair
Wed, 6 May - Sun, 17 May
Icelandair Logo
15:40 - 18:15
LGW
-
ORD
32h 35m
1 stop
Icelandair Logo
19:25 - 14:40
ORD
-
LGW
13h 15m
1 stop
£395Icelandair
Tue, 14 Apr - Tue, 21 Apr
Icelandair Logo
11:55 - 17:20
LGW
-
ORD
11h 25m
1 stop
Icelandair Logo
19:30 - 10:55
ORD
-
LGW
10h 25m
1 stop
£395Icelandair
Wed, 4 Mar - Tue, 10 Mar
Icelandair Logo
11:55 - 17:20
LGW
-
ORD
11h 25m
1 stop
Icelandair Logo
18:30 - 10:55
ORD
-
LGW
10h 25m
1 stop
£396Icelandair
Sat, 21 Feb - Sat, 28 Feb
Icelandair Logo
15:40 - 21:25
LGW
-
ORD
11h 45m
1 stop
Icelandair Logo
19:25 - 14:40
ORD
-
LGW
13h 15m
1 stop
£397Icelandair
Fri, 1 May - Mon, 4 May
Icelandair Logo
15:40 - 18:15
LGW
-
ORD
32h 35m
1 stop
Icelandair Logo
22:25 - 14:40
ORD
-
LGW
10h 15m
1 stop
£398Icelandair
Fri, 10 Apr - Sun, 19 Apr
Icelandair Logo
11:55 - 18:20
LGW
-
ORD
11h 25m
1 stop
Icelandair Logo
22:25 - 14:40
ORD
-
LGW
10h 15m
1 stop
£399Icelandair
Tue, 17 Mar - Wed, 23 Sep
Icelandair Logo
15:40 - 18:15
LGW
-
ORD
32h 35m
1 stop
Icelandair Logo
19:25 - 11:45
ORD
-
LGW
10h 20m
1 stop
£400Icelandair
Sat, 18 Apr - Mon, 27 Apr
Icelandair Logo
15:40 - 18:15
LGW
-
ORD
32h 35m
1 stop
Icelandair Logo
22:25 - 14:40
ORD
-
LGW
10h 15m
1 stop
£400Icelandair
Thu, 14 May - Tue, 19 May

Icelandair flights from London Gatwick Airport to Chicago O'Hare Intl Airport

Our best Icelandair deals on London Gatwick Airport to Chicago O'Hare Intl Airport flight tickets
Icelandair
23 Apr
LGW15:40London Gatwick
32h 35m
1 stop
ORD18:15Chicago O'Hare Intl
5 May
ORD19:25Chicago O'Hare Intl
13h 15m
1 stop
LGW14:40London Gatwick
£390
Icelandair
6 May
LGW15:40London Gatwick
11h 45m
1 stop
ORD21:25Chicago O'Hare Intl
17 May
ORD22:25Chicago O'Hare Intl
10h 15m
1 stop
LGW14:40London Gatwick
£394
Icelandair
14 Apr
LGW15:40London Gatwick
32h 35m
1 stop
ORD18:15Chicago O'Hare Intl
21 Apr
ORD19:25Chicago O'Hare Intl
13h 15m
1 stop
LGW14:40London Gatwick
£395

TAP AIR PORTUGAL flights from London Gatwick Airport to Chicago O'Hare Intl Airport

Our best TAP AIR PORTUGAL deals on London Gatwick Airport to Chicago O'Hare Intl Airport flight tickets
TAP AIR PORTUGAL
19 Feb
LGW16:00London Gatwick
29h 25m
1 stop
ORD15:25Chicago O'Hare Intl
1 Mar
ORD20:25Chicago O'Hare Intl
18h 10m
2 stops
LGW20:35London Gatwick
£444
TAP AIR PORTUGAL
26 Feb
LGW16:00London Gatwick
29h 25m
1 stop
ORD15:25Chicago O'Hare Intl
1 Mar
ORD20:25Chicago O'Hare Intl
18h 10m
2 stops
LGW20:35London Gatwick
£446
TAP AIR PORTUGAL
26 Feb
LGW16:00London Gatwick
29h 25m
1 stop
ORD15:25Chicago O'Hare Intl
15 Mar
ORD21:25Chicago O'Hare Intl
13h 20m
1 stop
LGW15:45London Gatwick
£488

momondo Fare Finder

 
Customise your flight search to find flights from London Gatwick Airport to Chicago O'Hare Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 12 February 2026.
Use the filters below to find and compare flights from London Gatwick Airport to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Thu 23/4

15:40-18:15

1 stop32h 35m

Chicago O'Hare Intl

Tue 5/5

19:25-14:40

1 stop13h 15m

£390

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Wed 6/5

15:40-21:25

1 stop11h 45m

Chicago O'Hare Intl

Sun 17/5

22:25-14:40

1 stop10h 15m

£394

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Tue 14/4

15:40-18:15

1 stop32h 35m

Chicago O'Hare Intl

Tue 21/4

19:25-14:40

1 stop13h 15m

£395

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Wed 4/3

11:55-17:20

1 stop11h 25m

Chicago O'Hare Intl

Tue 10/3

19:30-10:55

1 stop10h 25m

£395

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Sat 21/2

11:55-17:20

1 stop11h 25m

Chicago O'Hare Intl

Sat 28/2

18:30-10:55

1 stop10h 25m

£396

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Fri 1/5

15:40-21:25

1 stop11h 45m

Chicago O'Hare Intl

Mon 4/5

19:25-14:40

1 stop13h 15m

£397

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Fri 10/4

15:40-18:15

1 stop32h 35m

Chicago O'Hare Intl

Sun 19/4

22:25-14:40

1 stop10h 15m

£398

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Tue 17/3

11:55-18:20

1 stop11h 25m

Chicago O'Hare Intl

Wed 23/9

22:25-14:40

1 stop10h 15m

£399

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Sat 18/4

15:40-18:15

1 stop32h 35m

Chicago O'Hare Intl

Mon 27/4

19:25-11:45

1 stop10h 20m

£400

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Thu 14/5

15:40-18:15

1 stop32h 35m

Chicago O'Hare Intl

Tue 19/5

22:25-14:40

1 stop10h 15m

£400

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Chicago from

How to get the cheapest flight ticket from London Gatwick Airport to Chicago O'Hare Intl 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 Chicago O'Hare Intl Airport?

The cheapest month to fly to Chicago O'Hare Intl Airport from London Gatwick Airport is in September. Flight prices, which tend to average around £363, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to Chicago O'Hare Intl Airport from London Gatwick Airport during November instead. Flights to Chicago O'Hare Intl Airport in November, while not as cheap as those in September, still average around £373.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart from London Gatwick Airport to Chicago O'Hare Intl Airport is on a Wednesday. Travellers who choose to depart for Chicago O'Hare Intl Airport on a Wednesday will often find tickets for as low as £610. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Chicago O'Hare Intl Airport on Saturday is £647.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest time of day to fly to Chicago O'Hare Intl Airport is at midday when flights can be purchased for as low as £624. In contrast, the most expensive time of day to depart to Chicago O'Hare Intl Airport is in the afternoon when prices are around £658.

When to book flights from London Gatwick Airport to Chicago O'Hare Intl Airport

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

Cheap London Gatwick Airport to Chicago O'Hare Intl Airport (LGW to ORD) flight deals and tips

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

Fastest flight time

11h 25m

Direct flights

None
The fastest flight from London Gatwick Airport to Chicago O'Hare Intl Airport takes 11h 25m
There are no direct flights from London Gatwick Airport to Chicago O'Hare Intl Airport. There are no popular flight routes from London Gatwick Airport to Chicago O'Hare Intl Airport.
Search flight deals

  • How far is London Gatwick to Chicago O'Hare Intl by plane?

    London Gatwick and Chicago O'Hare Intl are 3960.0 mi apart from one another. By plane, this route typically takes 11h 25m.

  • When did momondo last update prices for flights from London Gatwick Airport to Chicago O'Hare Intl Airport?

    Prices for flights from London Gatwick Airport to Chicago O'Hare Intl Airport were last updated today.

  • How many operators does momondo search for flights from London Gatwick Airport to Chicago O'Hare Intl Airport?

  • How old do you have to be to fly from London Gatwick Airport to Chicago O'Hare Intl 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 London Gatwick Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The travel and health documents you'll need for your trip to Chicago O'Hare Intl 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 Chicago O'Hare Intl 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 London Gatwick Airport to Chicago O'Hare Intl Airport?

Best airlines flying from London Gatwick Airport to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from London Gatwick Airport to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom £336Free CancellationRating
7.1
611 reviews
Search Icelandair flights

Travelling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lincolnshire
Racine
Evanston
Lake Geneva
Joliet
Oak Park
Oak Brook
Schaumburg
Northbrook
Elgin
Rosemont

Why use momondo?

Why should I use momondo to find a flight deal from London to Chicago?

Finding the right flight to Chicago from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Chicago quick and easy, saving you time and money.

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 helps you find the best flight between London and Chicago by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from London to Chicago right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Chicago from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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