Cheap flights from United Kingdom to Chicago

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How to find the cheapest flight from
United Kingdom to Chicago (CHI)

All the information you need to plan the best null to CHI flight in 2021: compare United Kingdom to Chicago flight prices with the expected peak season, weather and rainfall in Chicago.
How far in advance should I book a flight from United Kingdom to Chicago?

To save up to 32% on this flight, we recommend booking at least 61 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from United Kingdom to Chicago from £378 1-2 weeks out and tickets from £457 for flights departing within the next 72 hours.

What is the cheapest month to fly from United Kingdom to Chicago?

The best pricing can be found in the month of October. Prices to Chicago from United Kingdom average £354. You can even find prices in October for less than £354, as users have found deals to Chicago from as low as £248. The month of July appears to be one of the more expensive times to travel to Chicago from United Kingdom. Flying in the targeted month can save you up to 33%.

Cheap flights from United Kingdom to Chicago in May, June 2021

The best prices found for United Kingdom to CHI flights in May, June
10 Jun - 6 Sep
£252pp
LGW
London Gatwick
TAP AIR PORTUGAL
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
TAP AIR PORTUGAL
 
1 STOP
LGW
London Gatwick
6 Jun - 6 Sep
£259pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
6 Jun - 6 Sep
£266pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow

United Kingdom to Chicago 2021 flight deals

Cheap flights to Chicago from United Kingdom found for this year
10 Jun - 6 Sep
£252pp
LGW
London Gatwick
TAP AIR PORTUGAL
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
TAP AIR PORTUGAL
 
1 STOP
LGW
London Gatwick
26 Aug - 6 Sep
£257pp
LGW
London Gatwick
TAP AIR PORTUGAL
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
TAP AIR PORTUGAL
 
1 STOP
LGW
London Gatwick
6 Jun - 6 Sep
£259pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow

Direct flights to Chicago from United Kingdom

Save time with United Kingdom to Chicago direct flight deals
2 Nov - 16 Nov
£411pp
LHR
London Heathrow
Austrian Airlines
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Austrian Airlines
Direct
LHR
London Heathrow
29 Oct - 2 Nov
£423pp
LHR
London Heathrow
Finnair
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Finnair
Direct
LHR
London Heathrow
1 Nov - 16 Nov
£429pp
LHR
London Heathrow
Brussels Airlines
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Brussels Airlines
Direct
LHR
London Heathrow

Last-minute flights from United Kingdom to Chicago

Late deals on return flights to Chicago from United Kingdom, departing today and this week
28 May - 12 Jun
£403pp
STN
London Stansted
Multiple airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
STN
London Stansted
23 May - 3 Jun
£405pp
MAN
Manchester
Aer Lingus
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Aer Lingus
 
1 STOP
MAN
Manchester
23 May - 3 Jun
£407pp
BHX
Birmingham
Aer Lingus
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Aer Lingus
 
1 STOP
BHX
Birmingham

One-way flights to Chicago from United Kingdom

The cheapest one-way flights from United Kingdom to Chicago
12:25 - 13:35
TAP AIR PORTUGAL
1 stop
31h 10m
LGW - ORD
TAP AIR PORTUGAL
£167
Travel2Be
10:50 - 16:05
TAP AIR PORTUGAL
1 stop
35h 15m
LGW - ORD
TAP AIR PORTUGAL
£168
Travel2Be
02:00 - 16:05
TAP AIR PORTUGAL
1 stop
20h 05m
LHR - ORD
TAP AIR PORTUGAL
£172
mytrip.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">United Kingdom</span> to <span class="emphasized">Chicago</span> flights.

Flight FAQs

From United Kingdom to Chicago

Are flight prices decreasing from United Kingdom to Chicago due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both United Kingdom and Chicago for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Which airlines flying from United Kingdom to Chicago have flexible cancellations due to COVID-19?

Some of the carriers operating flights from United Kingdom to Chicago that may be offering flexible cancellation policies are British Airways, United Airlines, and Aer Lingus. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from United Kingdom to Chicago for under £283 on Cheapflights?

Yes, there are multiple flights from United Kingdom to Chicago for under £283. The cheapest flight booked recently is on TAP AIR PORTUGAL for just £252, but on average you can expect to pay £269.

Are there direct flights from United Kingdom to Chicago for under £425 on Cheapflights?

Cheapflights has 20 direct flights from United Kingdom to Chicago under £425. A good price for a direct flight from United Kingdom to Chicago is less than £468.

Are there last-minute flights available from United Kingdom to Chicago for under £425?

There are currently 20+ open flights from United Kingdom to Chicago within the next 7 days for less than £425.

What are the most popular airlines that fly from United Kingdom to Chicago?

Consider American Airlines, Air Canada or Air France when booking your flight. These represent the most popular airlines when flying from United Kingdom to Chicago.

What are the most popular routes from United Kingdom to Chicago?

The most popular route from United Kingdom to Chicago is London Heathrow - Chicago O'Hare Intl. You may also consider London City - Chicago O'Hare Intl or London Heathrow - Chicago Midway.

What are the cheapest flights from United Kingdom to Chicago?

While on average a flight from United Kingdom to Chicago is generally £821, our data shows the cheapest flight currently is £273. When looking at the most popular route, (London Heathrow - Chicago O'Hare Intl), you can expect to pay £262 for that flight.

How long does is the flight from United Kingdom to Chicago?

A quick flight from United Kingdom to Chicago can take about 10h 40m. Aer Lingus provides one of the quickest options available for as low as £419. This flight may include one or multiple stops.

What is the cheapest airline to fly from United Kingdom to Chicago return?

Cheapflights users have booked flights from United Kingdom to Chicago from £253 return.

What are the cheapest airlines to fly from United Kingdom to Chicago one-way?

One-way options have recently been found by users for as low as £167 on TAP AIR PORTUGAL.

Departure points for flights from United Kingdom to Chicago

Select to see more specific information for flights to Chicago from all departure points in United Kingdom.
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Destination information for Chicago

Things to know before you go - useful duration and weather info for your trip from United Kingdom to Chicago.
Today's exchange rate
£1 = $1.42
Average temperature for May in Chicago
22.0 °C
Avg rainfall for May in Chicago
109.0 mm

Airports servicing Chicago

Chicago Midway (MDW)
Rockford (RFD)

Top 10 airlines flying from United Kingdom to Chicago

The chart below displays the airlines Cheapflights users travelling from United Kingdom to Chicago choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Ryanair
£44 £69 No cancel fee N/A
Search Ryanair flights
Norwegian
£344 £520 No cancel fee 74%
Search Norwegian flights
TAP AIR PORTUGAL
£268 £546 No cancel fee N/A
Search TAP AIR PORTUGAL flights
Brussels Airlines
£352 £564 No cancel fee N/A
Search Brussels Airlines flights
Norwegian Air UK
£302 £590 No cancel fee N/A
Search Norwegian Air UK flights
Delta
£330 £602 No cancel fee N/A
Search Delta flights
Air France
£360 £604 No cancel fee 77%
Search Air France flights
Austrian Airlines
£358 £611 No cancel fee 78%
Search Austrian Airlines flights
Air Canada
£312 £624 No cancel fee 67%
Search Air Canada flights
SAS
£386 £643 No cancel fee 77%
Search SAS flights
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