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Cheap flights from Illinois to the United Kingdom from £168

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Illinois to the United Kingdom

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
18:30 - 13:00ORD  Chicago O'Hare Intl-EDI Edinburgh Turnhouse
12h 30m1 stop Reykjavik Keflavik Intl
Multiple Airlines Logo
07:15 - 17:20EDI  Edinburgh Turnhouse-ORD Chicago O'Hare Intl
16h 05m1 stop Reykjavik Keflavik Intl
£365Multiple Airlines
Fri, 6 Nov - Sat, 14 Nov
Multiple Airlines Logo
18:30 - 13:00ORD  Chicago O'Hare Intl-EDI Edinburgh Turnhouse
12h 30m1 stop Reykjavik Keflavik Intl
Multiple Airlines Logo
07:15 - 17:20EDI  Edinburgh Turnhouse-ORD Chicago O'Hare Intl
16h 05m1 stop Reykjavik Keflavik Intl
£384Multiple Airlines
Fri, 13 Nov - Sat, 21 Nov
Aer Lingus Logo
15:55 - 11:40ORD  Chicago O'Hare Intl-EDI Edinburgh Turnhouse
13h 45m1 stop Dublin
Aer Lingus Logo
08:30 - 18:20EDI  Edinburgh Turnhouse-ORD Chicago O'Hare Intl
15h 50m1 stop Dublin
£515Aer Lingus
Sun, 1 Nov - Thu, 5 Nov
Icelandair Logo
18:30 - 19:30ORD  Chicago O'Hare Intl-LHR London Heathrow
19h 00m1 stop Reykjavik Keflavik Intl
Icelandair Logo
20:35 - 17:20LHR  London Heathrow-ORD Chicago O'Hare Intl
26h 45m1 stop Reykjavik Keflavik Intl
£521Icelandair
Mon, 4 Jan - Sun, 28 Feb
Icelandair Logo
18:30 - 19:30ORD  Chicago O'Hare Intl-LHR London Heathrow
19h 00m1 stop Reykjavik Keflavik Intl
Icelandair Logo
20:35 - 17:20LHR  London Heathrow-ORD Chicago O'Hare Intl
26h 45m1 stop Reykjavik Keflavik Intl
£522Icelandair
Sat, 12 Dec - Sat, 26 Dec
Iberia Logo
18:30 - 08:35ORD  Chicago O'Hare Intl-LHR London Heathrow
8h 05mdirect
Iberia Logo
15:00 - 15:10LHR  London Heathrow-ORD Chicago O'Hare Intl
30h 10m1 stop Madrid Barajas
£530Iberia
Wed, 25 Nov - Mon, 30 Nov
Iberia Logo
18:40 - 12:05ORD  Chicago O'Hare Intl-LHR London Heathrow
12h 25m1 stop Madrid Barajas
Iberia Logo
10:05 - 21:54LHR  London Heathrow-ORD Chicago O'Hare Intl
17h 49m2 stops Madrid Barajas Boston Logan Intl
£530Iberia
Wed, 28 Oct - Tue, 10 Nov
British Airways Logo
17:55 - 07:40ORD  Chicago O'Hare Intl-LHR London Heathrow
7h 45mdirect
British Airways Logo
07:30 - 14:55LHR  London Heathrow-ORD Chicago O'Hare Intl
13h 25m1 stop Madrid Barajas
£530British Airways
Tue, 29 Sep - Thu, 28 Jan
British Airways Logo
22:30 - 12:15ORD  Chicago O'Hare Intl-LHR London Heathrow
7h 45mdirect
British Airways Logo
07:35 - 14:55LHR  London Heathrow-ORD Chicago O'Hare Intl
13h 20m1 stop Madrid Barajas
£530British Airways
Tue, 6 Oct - Wed, 27 Jan
Aer Lingus Logo
15:55 - 12:40ORD  Chicago O'Hare Intl-EDI Edinburgh Turnhouse
14h 45m1 stop Dublin
Aer Lingus Logo
08:30 - 14:10EDI  Edinburgh Turnhouse-ORD Chicago O'Hare Intl
11h 40m1 stop Dublin
£544Aer Lingus
Sun, 8 Nov - Thu, 19 Nov

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Scandinavian Airlines flights from Illinois to United Kingdom

Our best Scandinavian Airlines deals on Illinois to United Kingdom flight tickets
Scandinavian Airlines
23 Nov
ORD19:15Chicago O'Hare Intl
32h 05m
1 stop
LHR09:20London Heathrow
26 Nov
LHR06:40London Heathrow
16h 05m
2 stops
ORD16:45Chicago O'Hare Intl
£521
Scandinavian Airlines
4 Mar
ORD19:15Chicago O'Hare Intl
56h 20m
2 stops
LHR09:35London Heathrow
8 Mar
LHR06:40London Heathrow
16h 05m
1 stop
ORD16:45Chicago O'Hare Intl
£526
Scandinavian Airlines
19 Sept
MDW19:13Chicago Midway
11h 52m
1 stop
LHR13:05London Heathrow
7 Oct
LHR09:20London Heathrow
12h 54m
1 stop
MDW16:14Chicago Midway
£661

Icelandair flights from Illinois to United Kingdom

Our best Icelandair deals on Illinois to United Kingdom flight tickets
Icelandair
28 Dec
ORD18:30Chicago O'Hare Intl
10h 20m
1 stop
LHR10:50London Heathrow
12 Jan
LHR12:15London Heathrow
11h 05m
1 stop
ORD17:20Chicago O'Hare Intl
£522
Icelandair
22 Sept
ORD19:25Chicago O'Hare Intl
10h 30m
1 stop
LHR11:55London Heathrow
30 Sept
LHR21:25London Heathrow
26h 50m
1 stop
ORD18:15Chicago O'Hare Intl
£526
Icelandair
3 Oct
ORD19:25Chicago O'Hare Intl
10h 30m
1 stop
LHR11:55London Heathrow
23 Nov
LHR12:15London Heathrow
11h 05m
1 stop
ORD17:20Chicago O'Hare Intl
£527

momondo Fare Finder

 
Use the filters below to find and compare flights from Illinois to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ChicagoEdinburgh

ORD Chicago O'Hare Intl - EDI Edinburgh Turnhouse

ORDEDI

Chicago O'Hare Intl

Fri 6/11

18:30-13:00

1 stop12h 30m

Edinburgh Turnhouse

Sat 14/11

07:15-17:20

1 stop16h 05m

£365

ChicagoEdinburgh

ORD Chicago O'Hare Intl - EDI Edinburgh Turnhouse

ORDEDI

Chicago O'Hare Intl

Fri 13/11

18:30-13:00

1 stop12h 30m

Edinburgh Turnhouse

Sat 21/11

07:15-17:20

1 stop16h 05m

£384

ChicagoEdinburgh

ORD Chicago O'Hare Intl - EDI Edinburgh Turnhouse

ORDEDI

Chicago O'Hare Intl

Sun 1/11

15:55-11:40

1 stop13h 45m

Edinburgh Turnhouse

Thu 5/11

08:30-18:20

1 stop15h 50m

£515

ChicagoLondon

ORD Chicago O'Hare Intl - LHR London Heathrow

ORDLHR

Chicago O'Hare Intl

Mon 4/1

18:30-19:30

1 stop19h 00m

London Heathrow

Sun 28/2

20:35-17:20

1 stop26h 45m

£521

ChicagoLondon

ORD Chicago O'Hare Intl - LHR London Heathrow

ORDLHR

Chicago O'Hare Intl

Sat 12/12

18:30-19:30

1 stop19h 00m

London Heathrow

Sat 26/12

20:35-17:20

1 stop26h 45m

£522

ChicagoLondon

ORD Chicago O'Hare Intl - LHR London Heathrow

ORDLHR

Chicago O'Hare Intl

Wed 25/11

18:30-08:35

Nonstop8h 05m

London Heathrow

Mon 30/11

15:00-15:10

1 stop30h 10m

£530

ChicagoLondon

ORD Chicago O'Hare Intl - LHR London Heathrow

ORDLHR

Chicago O'Hare Intl

Wed 28/10

18:40-12:05

1 stop12h 25m

London Heathrow

Tue 10/11

10:05-21:54

2 stops17h 49m

£530

ChicagoLondon

ORD Chicago O'Hare Intl - LHR London Heathrow

ORDLHR

Chicago O'Hare Intl

Tue 29/9

17:55-07:40

Nonstop7h 45m

London Heathrow

Thu 28/1

07:30-14:55

1 stop13h 25m

£530
Fastest return journey

ChicagoLondon

ORD Chicago O'Hare Intl - LHR London Heathrow

ORDLHR

Chicago O'Hare Intl

Tue 6/10

22:30-12:15

Nonstop7h 45m

London Heathrow

Wed 27/1

07:35-14:55

1 stop13h 20m

£530

ChicagoEdinburgh

ORD Chicago O'Hare Intl - EDI Edinburgh Turnhouse

ORDEDI

Chicago O'Hare Intl

Sun 8/11

15:55-12:40

1 stop14h 45m

Edinburgh Turnhouse

Thu 19/11

08:30-14:10

1 stop11h 40m

£544

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to the United Kingdom from

How to get the cheapest flight ticket from Illinois to United Kingdom

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 United Kingdom?

The cheapest month to fly to United Kingdom from Illinois is in January. Flight prices, which tend to average around £489, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of January, then departing from Illinois during the month February is also very affordable. Most momondo users find prices during this month for around £507.

What is the cheapest day to depart on your flight to United Kingdom?

The cheapest day to depart from Illinois to United Kingdom is on a Monday. Travellers who choose to depart for United Kingdom on a Monday will often find tickets for as low as £549. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Illinois to United Kingdom for around £978.

What is the cheapest time of day to depart on your flight to United Kingdom?

The cheapest time of day to fly to United Kingdom is in the evening when flights can be purchased for as low as £771. Try not to purchase tickets in the afternoon because they tend to be around £838. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Illinois to United Kingdom flight route?

Fly from Chicago O'Hare Intl to London Heathrow for the best Illinois - United Kingdom flight prices

How far in advance should I book a flight from Illinois to the United Kingdom?

You are more likely to see cheaper flights to United Kingdom from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around £658 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Illinois for as low as £607 on momondo.

What cabin class options are available on Illinois to United Kingdom flights?

There are 3 cabin classes available to choose from on Illinois to United Kingdom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Illinois to United Kingdom flights?

You could potentially save up to 13% on your flight if you consider stops on a Illinois to United Kingdom flight.

Cheap Illinois to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to United Kingdom

Best price found

£168

Fastest flight time

7h 45m

Direct flights

Every day

Airports in United Kingdom

1,285 airports
The best one-way flight to United Kingdom from Illinois in the past 72 hours is £168. The best return flight deal from Illinois to United Kingdom found on momondo in the last 72 hours is £365.
The fastest flight from Illinois to United Kingdom takes 7h 45m
Direct flights go from Illinois to United Kingdom every day.
There are 1,285 airports in United Kingdom. From Illinois there are direct flights to London Heathrow (LHR), Edinburgh Turnhouse (EDI).
Search flight deals

Frequently asked questions about flying from Illinois to the United Kingdom

  • When did momondo last update prices for flights from Illinois to United Kingdom?

    Prices for flights from Illinois to United Kingdom are refreshed on a daily basis.

  • How many operators does momondo search for flights from Illinois to United Kingdom?

  • How old do you have to be to fly from Illinois to United Kingdom?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The required travel and health documents for your United Kingdom trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at United Kingdom. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Illinois to United Kingdom?

Best airlines flying from Illinois to United Kingdom

Compare and see reviews for airlines that fly from Illinois to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
Aer LingusPriceFrom £339Free CancellationRating
7.3
1,755 reviews
Search Aer Lingus flights
IcelandairPriceFrom £361Free CancellationRating
6.9
741 reviews
Search Icelandair flights
American AirlinesPriceFrom £382Free CancellationRating
7.1
12,047 reviews
Search American Airlines flights
British AirwaysPriceFrom £419Free CancellationRating
6.7
8,209 reviews
Search British Airways flights
United AirlinesPriceFrom £503Free CancellationRating
7.4
10,194 reviews
Search United Airlines flights
IberiaPriceFrom £514Free CancellationRating
7.0
3,252 reviews
Search Iberia flights
JetBluePriceFrom £734Free CancellationRating
7.1
3,041 reviews
Search JetBlue flights

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to United Kingdom?

Finding the right flight to United Kingdom from Illinois 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 United Kingdom quick and easy, saving you time and money.

Can I find flights from Illinois to United Kingdom with flexible booking policies on momondo?

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

How can momondo help me find flights from Illinois to United Kingdom?

momondo helps you find the best flight between Illinois and United Kingdom 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 Illinois to United Kingdom right now. Can momondo alert me if prices change?

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

An easier way to manage your United Kingdom trip

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Find better results for your trip to the United Kingdom

Popular Cities in the United Kingdom

Flights to Londonfrom £30
Flights to Manchesterfrom £30
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Flights to Edinburghfrom £29
Flights to Belfastfrom £29
Flights to Glasgowfrom £30
Flights to Bristolfrom £35
Flights to Newcastle upon Tynefrom £33
Flights to Liverpoolfrom £30
Flights to Leedsfrom £34
Flights to Aberdeenfrom £45
Flights to Invernessfrom £35