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Flights to Chicago O'Hare Intl

£254 Cheap flights to Chicago O'Hare Intl Airport

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Chicago O'Hare Intl Airport departing on 28/4. 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 the United Kingdom to Chicago O'Hare Intl Airport

Cheap return flights

Enter your travel dates to find the best prices.
Icelandair Logo
13:05 - 18:15
MAN
-
ORD
11h 10m
1 stop
Icelandair Logo
19:25 - 11:40
ORD
-
MAN
10h 15m
1 stop
£446Icelandair
Tue, 21 Apr - Tue, 2 Jun
Icelandair Logo
13:05 - 18:15
MAN
-
ORD
11h 10m
1 stop
Icelandair Logo
19:25 - 11:40
ORD
-
MAN
10h 15m
1 stop
£464Icelandair
Mon, 20 Apr - Tue, 2 Jun
Icelandair Logo
13:05 - 18:15
MAN
-
ORD
11h 10m
1 stop
Icelandair Logo
19:25 - 11:40
ORD
-
MAN
10h 15m
1 stop
£465Icelandair
Thu, 16 Apr - Tue, 2 Jun
Multiple Airlines Logo
21:45 - 13:00
GLA
-
ORD
45h 15m
2 stops
Multiple Airlines Logo
22:25 - 13:25
ORD
-
GLA
9h 00m
1 stop
£477Multiple Airlines
Sun, 26 Apr - Sun, 3 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
£482Icelandair
Tue, 14 Apr - Tue, 28 Apr
Multiple Airlines Logo
06:50 - 21:25
STN
-
ORD
20h 35m
2 stops
Multiple Airlines Logo
19:25 - 19:55
ORD
-
STN
18h 30m
2 stops
£489Multiple Airlines
Fri, 10 Apr - Sun, 26 Apr
Scandinavian Airlines Logo
18:40 - 16:10
LHR
-
ORD
27h 30m
1 stop
Scandinavian Airlines Logo
19:20 - 09:20
ORD
-
LHR
32h 00m
1 stop
£494Scandinavian Airlines
Thu, 28 May - Sat, 13 Feb
JetBlue Logo
11:30 - 08:59
EDI
-
ORD
27h 29m
1 stop
JetBlue Logo
09:49 - 10:00
ORD
-
EDI
18h 11m
1 stop
£556JetBlue
Thu, 30 Apr - Thu, 7 May
Aer Lingus Logo
08:45 - 19:15
LBA
-
ORD
16h 30m
1 stop
Aer Lingus Logo
21:00 - 15:35
ORD
-
LBA
12h 35m
1 stop
£617Aer Lingus
Tue, 12 May - Wed, 20 May
Aer Lingus Logo
08:45 - 19:15
LBA
-
ORD
16h 30m
1 stop
Aer Lingus Logo
15:45 - 08:15
ORD
-
LBA
10h 30m
1 stop
£618Aer Lingus
Sat, 9 May - Sat, 16 May

momondo Fare Finder

 
Locate flights to Chicago O'Hare Intl that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 279,928 searches and data was last updated on 30 March 2026.
Use the filters below to find and compare flights to Chicago O'Hare Intl Airport that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

ManchesterChicago

MAN - ORD

MANORD

Manchester

Tue 21/4

13:05-18:15

1 stop11h 10m

Chicago O'Hare Intl

Tue 2/6

19:25-11:40

1 stop10h 15m

£446

ManchesterChicago

MAN - ORD

MANORD

Manchester

Mon 20/4

13:05-18:15

1 stop11h 10m

Chicago O'Hare Intl

Tue 2/6

19:25-11:40

1 stop10h 15m

£464

ManchesterChicago

MAN - ORD

MANORD

Manchester

Thu 16/4

13:05-18:15

1 stop11h 10m

Chicago O'Hare Intl

Tue 2/6

19:25-11:40

1 stop10h 15m

£465

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Sun 26/4

21:45-13:00

2 stops45h 15m

Chicago O'Hare Intl

Sun 3/5

22:25-13:25

1 stop9h 00m

£477

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Tue 14/4

15:40-18:15

1 stop32h 35m

Chicago O'Hare Intl

Tue 28/4

19:25-14:40

1 stop13h 15m

£482

LondonChicago

STN - ORD

STNORD

London Stansted

Fri 10/4

06:50-21:25

2 stops20h 35m

Chicago O'Hare Intl

Sun 26/4

19:25-19:55

2 stops18h 30m

£489

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Thu 28/5

18:40-16:10

1 stop27h 30m

Chicago O'Hare Intl

Sat 13/2

19:20-09:20

1 stop32h 00m

£494

EdinburghChicago

EDI - ORD

EDIORD

Edinburgh Turnhouse

Thu 30/4

11:30-08:59

1 stop27h 29m

Chicago O'Hare Intl

Thu 7/5

09:49-10:00

1 stop18h 11m

£556

LeedsChicago

LBA - ORD

LBAORD

Leeds/Bradford

Tue 12/5

08:45-19:15

1 stop16h 30m

Chicago O'Hare Intl

Wed 20/5

21:00-15:35

1 stop12h 35m

£617

LeedsChicago

LBA - ORD

LBAORD

Leeds/Bradford

Sat 9/5

08:45-19:15

1 stop16h 30m

Chicago O'Hare Intl

Sat 16/5

15:45-08:15

1 stop10h 30m

£618

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 Chicago O'Hare Intl Airport from

Flights to Chicago O'Hare Intl Airport – Travel Insights & Trends

Get data-powered insights and trends for flights to Chicago O'Hare Intl Airport to help you craft the best travel plan.

What cabin class options are available on United Kingdom to Chicago O'Hare Intl flights?

There are 4 cabin classes available to choose from on United Kingdom to Chicago O'Hare Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

The cheapest day to depart from United Kingdom 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 £646. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Chicago O'Hare Intl Airport on Sunday is £674.

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 United Kingdom is in September. Flight prices, which tend to average around £449, 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 United Kingdom during November instead. Flights to Chicago O'Hare Intl Airport in November, while not as cheap as those in September, still average around £473.

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 £650. In contrast, the most expensive time of day to depart to Chicago O'Hare Intl Airport is in the afternoon when prices are around £669.

What is the cheapest United Kingdom to Chicago O'Hare Intl flight route?

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

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around £560 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from United Kingdom for as low as £468 on momondo.

Cheapest flights to Chicago O'Hare Intl

Find the cheapest flights to Chicago O'Hare Intl from your nearest city or airport
Find flights from London Heathrow Airport to Chicago O'Hare Intl Airport
CHEAPEST MONTH TO FLY TO CHICAGO O'HARE INTL AIRPORT FROM LONDON HEATHROW AIRPORTSeptember22% cheaperFlying from London Heathrow Airport to Chicago O'Hare Intl Airport costs on average just £440 in September
MOST EXPENSIVE MONTH TO FLY TO CHICAGO O'HARE INTL AIRPORT FROM LONDON HEATHROW AIRPORTJuly22% more expensiveIt costs about £688 for flights to Chicago O'Hare Intl Airport from London Heathrow Airport in July
MOST POPULAR MONTH TO FLY TO CHICAGO O'HARE INTL AIRPORT FROM LONDON HEATHROW AIRPORTJuly344% more users visitedMore momondo users searched in flights to Chicago O'Hare Intl Airport from London Heathrow Airport in July than any other month

Cheap Chicago O'Hare Intl Airport flight deals and tips

Summary info about Chicago O'Hare Intl Airport flight prices, duration and airlines

Best One-Way Price

£254

Best Round-Trip Price

£446

Fastest flight time

12h 40m

Popular in

July
The best one-way flight price to Chicago from United Kingdom in the last 72 hours is £254 (Manchester to Chicago O'Hare Intl).
Search Deals
The best round-trip flight price to Chicago from United Kingdom in the last 72 hours is £446 (Manchester to Chicago O'Hare Intl).
Search Deals
The fastest flight to Chicago from United Kingdom takes 12h 40m (London City to Chicago O'Hare Intl).
Search Deals
July has the highest demand for flights to Chicago, with a 14% price increase on average.
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Frequently asked questions about flying to Chicago O'Hare Intl Airport

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

In general, when looking for the cheapest flight to Chicago O'Hare Intl Airport, try to choose a flight departing in September for the best deal.

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

From most locations, booking your flights to Chicago O'Hare Intl Airport around 70 days prior to your departure date finds the best deals.

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

From most locations, the cheapest flights to Chicago O'Hare Intl Airport are found on a Wednesday. Booking a Sunday departure is usually the most expensive.

What is the cheapest time of day to fly to Chicago O'Hare Intl Airport?

On average you can find the best deals on plane tickets to Chicago O'Hare Intl Airport when looking for flights with Midday departure times.

Is there an alternative airport near Chicago O'Hare Intl Airport?

Chicago Midway Airport or Chicago Greater Rockford Airport can be an alternative airport used for travel to Chicago.

Is there a cheaper alternative to flying into Chicago?

Chicago Greater Rockford Airport has an average price of £64 per person and is typically the cheapest airport to fly into when visiting Chicago. This average price does vary based on departure city. Try momondo’s Airport-to-Airport Pricing Tool to find the cheapest flight.

Which airlines fly to Chicago O'Hare Intl Airport?

There are 16 airlines that fly to Chicago O'Hare Intl Airport on a routine basis, but British Airways, Aer Lingus and Icelandair happen to be the most popular among our users. In the past year, 51% of those who searched for flights to Chicago O'Hare Intl Airport looked to travel with British Airways, making this airline the top choice among momondo travellers.

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

Prices for flights to Chicago O'Hare Intl Airport are updated daily.

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

The number of operators available for flights to Chicago O'Hare Intl Airport is 27 as of March 2026.

How old do you have to be to fly 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 to Chicago O'Hare Intl Airport.

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

The required travel and health documents for your Chicago O'Hare Intl Airport 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 Chicago O'Hare Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Chicago O'Hare Intl Airport?

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

Why use momondo?

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

We help find the flight that best suits your needs; momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight for you.

Can I find flights to Chicago with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for flights to Chicago to just show those with flexible booking policies.

How can momondo help me find flights to Chicago?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as filter your options to help you make an informed choice when booking flights to Chicago.

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

Of course. momondo tracks the price of Chicago flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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