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£345+ Cheap flights to O'Hare Intl

— ORD
4 Oct — 11 Oct1
1 adult
1 adult, Economy, 0 bags

Flights to O'Hare Intl in 2026

Enter your travel dates to find the best prices.

Cheapest flights to O'Hare Intl Airport

Thu 15/1013:00 -
1 stop12h 15m
Thu 22/1015:45 -
1 stop14h 40m
Deal found 3/9£526
Tue 29/913:05 -
1 stop11h 10m
Fri 2/1019:25 -
1 stop10h 30m
Deal found 3/9£527
Thu 24/909:25 -
1 stop12h 30m
Tue 29/914:40 -
1 stop11h 45m
Deal found 2/9£528
Tue 22/906:00 -
1 stop12h 55m
Mon 5/1014:20 -
1 stop11h 35m
Deal found 3/9£528
Tue 3/1112:15 -
1 stop11h 05m
Fri 27/1118:30 -
1 stop10h 20m
Deal found 1/9£528
Wed 14/1006:15 -
1 stop13h 45m
Wed 28/1016:55 -
1 stop11h 20m
Deal found 3/9£528
Wed 14/1021:05 -
2 stops25h 05m
Mon 19/1019:15 -
1 stop14h 45m
Deal found 31/8£529
Thu 10/909:25 -
1 stop15h 50m
Wed 23/915:45 -
1 stop11h 15m
Deal found 2/9£529
Fri 20/1107:00 -
2 stops16h 20m
Mon 30/1118:30 -
2 stops19h 10m
Deal found 2/9£531
Thu 10/913:25 -
1 stop11h 50m
Thu 17/921:00 -
1 stop10h 55m
Deal found 1/9£531
Wed 9/916:25 -
1 stop26h 15m
Wed 18/1119:00 -
1 stop14h 05m
Deal found 1/9£531
Wed 2/919:50 -
1 stop22h 50m
Wed 11/1119:00 -
1 stop14h 30m
Deal found 1/9£531

Find flight deals to O'Hare Intl Airport

Return from

£526

One-way from

£345

Popular in

August

Cheapest in

February

Average price

£565

Good round-trip deal

£604 or less

Good one-way deal

£518 or less
15/10-22/10
  • 15/10-22/10
  • 2 total stops
  • 26h 55m total
  • London to Chicago
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14/11-31/12
  • 14/11-31/12
  • 3 total stops
  • 47h 10m total
  • London to Chicago
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£76 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
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Average for return flights in September 2026
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Price to beat on a round-trip flight from London to Chicago O'Hare Intl.
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Price to beat on a one-way flight from London to Chicago O'Hare Intl.
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Cheapflights Fare Finder

 
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

LondonChicago

LHR London Heathrow - ORD Chicago O'Hare Intl

LHRORD

London Heathrow

Sun 1/11

20:05-16:15

1 stop26h 10m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£347

LondonChicago

SEN London Southend - ORD Chicago O'Hare Intl

SENORD

London Southend

Tue 17/11

08:00-15:30

3 stops37h 30m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£351

LondonChicago

STN London Stansted - ORD Chicago O'Hare Intl

STNORD

London Stansted

Thu 15/10

17:25-18:15

2 stops30h 50m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£351

LondonChicago

SEN London Southend - ORD Chicago O'Hare Intl

SENORD

London Southend

Tue 12/1

08:00-15:30

3 stops37h 30m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£365

LondonChicago

SEN London Southend - ORD Chicago O'Hare Intl

SENORD

London Southend

Thu 3/12

17:20-15:30

2 stops28h 10m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£375

LondonChicago

LTN London Luton - ORD Chicago O'Hare Intl

LTNORD

London Luton

Wed 30/9

09:40-12:40

2 stops33h 00m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£375

LondonChicago

STN London Stansted - ORD Chicago O'Hare Intl

STNORD

London Stansted

Mon 28/9

20:50-16:00

2 stops49h 10m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£375

LondonChicago

STN London Stansted - ORD Chicago O'Hare Intl

STNORD

London Stansted

Thu 24/9

12:30-18:15

2 stops35h 45m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£376

LondonChicago

LGW London Gatwick - ORD Chicago O'Hare Intl

LGWORD

London Gatwick

Sun 7/2

11:55-17:20

1 stop11h 25m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£392

LondonChicago

LHR London Heathrow - ORD Chicago O'Hare Intl

LHRORD

London Heathrow

Sat 6/2

20:35-17:20

1 stop26h 45m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£403

Flights are sorted by cheapest return flights first.

Deals found on 30/8

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight to Chicago O'Hare Intl Airport

How long is the flight to O'Hare Intl?

On average, a flight from London to O'Hare Intl takes 12 hours 2 minutes. Flights to O'Hare Intl from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

Weekly flight availability to O'Hare Intl

The most flights from London to O'Hare Intl are scheduled on a Wednesday (49 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (32 on average).

What are the most popular airlines that fly to O'Hare Intl?

The most popular airlines flying from London to O'Hare Intl are British Airways, Lufthansa and Icelandair.

British Airways
British Airways
From £404
Aer Lingus
Aer Lingus
From £339
Icelandair
Icelandair
From £202
Lufthansa
Lufthansa
From £402

What are the cheapest airlines that fly to O'Hare Intl?

The cheapest airlines flying from London to O'Hare Intl are Virgin Atlantic, Icelandair and Scandinavian Airlines.

Rainfall in O'Hare Intl by month

In terms of precipitation, rainfall in O'Hare Intl ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit O'Hare Intl when rainfall is around 43.0 mm.

Temperature in O'Hare Intl by month

If weather is an important factor for your trip to O'Hare Intl, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

When is the best time to book a flight to O'Hare Intl?

Booking 78 days in advance of your planned departure date is, on average, the best time to get cheap flights to O'Hare Intl. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing O'Hare Intl

Read reviews from past customers who have flown United Airlines,Aer Lingus, andIcelandair to the United States. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,166 reviews
Check prices

Boarding

7.7

Entertainment

7.1

Food

6.7

Crew

8.1

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!
United Airlines
7.4
Good
10,166 reviews
United Airlines
7.4
Good
10,166 reviews
Check prices

Boarding

7.7

Entertainment

7.1

Food

6.7

Crew

8.1

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!
Aer Lingus
7.3
Good
1,745 reviews
United Airlines
7.4
Good
10,166 reviews
Check prices

Boarding

7.7

Entertainment

7.1

Food

6.7

Crew

8.1

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!
Icelandair
6.9
Okay
740 reviews
United Airlines
7.4
Good
10,166 reviews
Check prices

Boarding

7.7

Entertainment

7.1

Food

6.7

Crew

8.1

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!
Lufthansa
6.8
Okay
8,225 reviews
United Airlines
7.4
Good
10,166 reviews
Check prices

Boarding

7.7

Entertainment

7.1

Food

6.7

Crew

8.1

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!
British Airways
6.7
Okay
8,202 reviews
United Airlines
7.4
Good
10,166 reviews
Check prices

Boarding

7.7

Entertainment

7.1

Food

6.7

Crew

8.1

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!

FAQs about flying to O'Hare Intl

Chicago O’Hare International Airport (ORD) is one of the world’s most important transport hubs, offering connections to more cities than any other airport in the world. A mind-blowing 77 million passengers pass through the airport each year, yet its intelligent design, full range of facilities and amenities and highly professional staff ensure that transit experiences are routinely pleasant.

Flights to Chicago O’Hare International Airport are offered by a massive variety of airlines, both American and international. It is one of the most common layover destinations, along with Washington Dulles and New York JFK, for international flights into the US.

Chicago O’Hare International Airport has received the Global Traveller Award for Best Airport in North America ten years in a row.

  • Can I find cheaper flights to O'Hare Intl if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to O'Hare Intl on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to O'Hare Intl?

    Based on reviews from Cheapflights users, Ryanair is rated the highest out of the airlines that fly to O'Hare Intl.

  • What is the cheapest airport to fly to in O'Hare Intl?

    Chicago O'Hare Intl is currently the cheapest airport to fly to in O'Hare Intl. One-way flights to Chicago O'Hare Intl typically cost £37, while return flights cost around £86.

  • How much is a return flight to O'Hare Intl?

    A return flight to O'Hare Intl will typically cost around £86, however they can be found for as little as £86.

  • Where does the fastest flight to O'Hare Intl depart from?

    For those looking to save time traveling to O'Hare Intl, Edinburgh Turnhouse offers the quickest one-way flight (8 hours 30 minutes).

  • Does Chicago O'Hare Intl have car hire?

    Yes. Those touching down at Chicago O'Hare Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Chicago O'Hare Intl?

    Yes. Chicago O'Hare Intl has hotels nearby for those requiring accommodations. Hilton Chicago O'Hare Airport is the closest property to Chicago O'Hare Intl (0.0 mi away from Chicago O'Hare Intl).

See more FAQs

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
Elk Grove Village

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When you search for this flight to O'Hare Intl, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

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By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to O'Hare Intl.

Can Cheapflights find flights to O'Hare Intl with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights to O'Hare Intl, users can toggle the no change fees filter when performing a flight search.

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Yes, Cheapflights offers price alerts on O'Hare Intl flights so you can book your flight when prices are ideal. Enable price alerts by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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