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£389+ Cheap flights to O'Hare Intl

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/8. Fares are subject to change and may not be available on all flights or dates of travel.
— ORD
5 May — 12 May1
1 adult

Flights to O'Hare Intl in 2025

Find the latest flights to O'Hare Intl in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 30 April 2025.

Return from

£415

One-way from

£389

Popular in

August

Cheapest in

February

Average price

£504

Good round-trip deal

£537 or less

Good one-way deal

£532 or less
Lufthansa
  • Lufthansa
  • 9/5-16/5
  • 1 total stop
  • 25h 35m total
  • London to Chicago
Aer Lingus
  • Aer Lingus
  • 27/8
  • 1 total stop
  • 11h 35m total
  • London to Chicago
Highest demand for flights based on searches. 12% potential increase in price (£58 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Average for return flights in April 2025
Price to beat on a round-trip flight from London to Chicago O'Hare Intl.
Price to beat on a one-way flight from London to Chicago O'Hare Intl.

Find flight deals to O'Hare Intl Airport

Cheapest flights to O'Hare Intl Airport
Explore the most affordable flight options available to O'Hare Intl Airport. Find the lowest fares based on data from user searches, with prices last updated on 30 April 2025.

Mon 5/506:00LHR - ORD
1 stop13h 20mMultiple Airlines
Mon 12/519:05ORD - LHR
1 stop11h 55mMultiple Airlines
Deal found 28/4£414
Thu 8/509:00LHR - ORD
1 stop15h 15mLufthansa
Fri 16/518:05ORD - LHR
Nonstop8h 15mLufthansa
Deal found 29/4£415
Thu 8/508:40LHR - ORD
2 stops15h 42mAir Canada
Sun 11/512:00ORD - LHR
2 stops12h 30mAir Canada
Deal found 29/4£415
Thu 25/915:40LGW - ORD
1 stop32h 35mIcelandair
Mon 29/919:25ORD - LGW
1 stop13h 10mIcelandair
Deal found 29/4£416
Tue 13/512:10LHR - ORD
1 stop33h 45mUnited Airlines
Wed 21/516:25ORD - LHR
1 stop32h 30mUnited Airlines
Deal found 29/4£416
Fri 9/513:05LHR - ORD
1 stop11h 10mIcelandair
Mon 26/519:25ORD - LHR
1 stop10h 30mIcelandair
Deal found 29/4£419
Thu 18/908:45LCY - ORD
1 stop17h 10mMultiple Airlines
Mon 22/916:00ORD - LCY
1 stop18h 25mMultiple Airlines
Deal found 29/4£423
Fri 12/914:25LHR - ORD
Nonstop8h 35mBritish Airways
Sat 27/917:45ORD - LHR
Nonstop7h 35mBritish Airways
Deal found 29/4£427
Fri 9/506:15LHR - ORD
1 stop13h 15mAmerican Airlines
Mon 19/515:58ORD - LHR
1 stop13h 07mAmerican Airlines
Deal found 29/4£430
Tue 20/513:40LGW - ORD
2 stops23h 47mMultiple Airlines
Fri 11/713:03ORD - LGW
1 stop14h 57mMultiple Airlines
Deal found 29/4£438
Mon 8/1207:05LHR - ORD
2 stops15h 40mScandinavian Airlines
Sun 14/1219:20ORD - LHR
1 stop14h 40mScandinavian Airlines
Deal found 29/4£438
Fri 5/911:05LHR - ORD
Nonstop9h 05mAustrian Airlines
Sat 20/918:00ORD - LHR
Nonstop8h 20mAustrian Airlines
Deal found 29/4£439

Cheapflights Fare Finder

Locate flights to O'Hare Intl that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 30 April 2025.
Use the filters below to find and compare flights to Chicago O'Hare Intl Airport that are best for you.

Fly from

London

Route

Depart

Return

Price

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Fri 9/5

06:55-18:15

1 stop17h 20m

Chicago O'Hare Intl

Fri 16/5

18:05-08:20

Nonstop8h 15m

£415

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Thu 25/9

15:40-18:15

1 stop32h 35m

Chicago O'Hare Intl

Mon 29/9

19:25-14:35

1 stop13h 10m

£416

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Tue 13/5

12:10-15:55

1 stop33h 45m

Chicago O'Hare Intl

Wed 21/5

16:25-06:55

1 stop32h 30m

£416

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Fri 9/5

08:40-19:30

2 stops16h 50m

Chicago O'Hare Intl

Sun 18/5

08:40-06:30

1 stop15h 50m

£417

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Fri 9/5

13:05-18:15

1 stop11h 10m

Chicago O'Hare Intl

Mon 26/5

19:25-11:55

1 stop10h 30m

£419

LondonChicago

LCY - ORD

LCYORD

London City

Thu 18/9

08:45-19:55

1 stop17h 10m

Chicago O'Hare Intl

Mon 22/9

16:00-16:25

1 stop18h 25m

£423

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Thu 15/5

08:40-14:10

1 stop11h 30m

Chicago O'Hare Intl

Tue 20/5

07:00-06:25

1 stop17h 25m

£426

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Wed 10/9

13:10-15:55

Nonstop8h 45m

Chicago O'Hare Intl

Wed 17/9

22:35-12:15

Nonstop7h 40m

£427

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Tue 13/5

06:00-12:10

1 stop12h 10m

Chicago O'Hare Intl

Wed 21/5

18:19-21:00

2 stops20h 41m

£429

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Fri 9/5

06:15-13:30

1 stop13h 15m

Chicago O'Hare Intl

Mon 19/5

15:58-11:05

1 stop13h 07m

£430

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 60 results
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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
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a return flight from London to O'Hare Intl. Price data was last updated on 25 April 2025.

Booking 73 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.

How long is the flight to O'Hare Intl?

On average, a flight from London to O'Hare Intl takes 12 hours 13 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.

When is the cheapest time to fly to O'Hare Intl?

Use this chart to determine the cheapest time to fly return from London to O'Hare Intl. Price data was last updated on 16 December 2024.

Users looking for the lowest fares to O'Hare Intl should consider flying on Thursday afternoons, when prices are typically cheapest. Budget-minded travellers will want to avoid Saturday afternoons, when prices are usually at their highest.

Weekly flight availability to O'Hare Intl

The most flights from London to O'Hare Intl are scheduled on a Monday (53 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (46 on average).

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

The cheapest airlines flying from London to O'Hare Intl are Icelandair, Scandinavian Airlines and TAP AIR PORTUGAL.

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals 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

Plan your trip to O'Hare Intl by taking into account the average temperature totals 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).

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to O'Hare Intl. Reviews last updated 30 April 2025.
Get a feel of what it's like to fly with Delta, KLM and LOT to Chicago by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.9

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very Good

Comfort

7.9

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Comfort

7.9

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Comfort

7.9

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Comfort

7.9

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Comfort

7.9

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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, Icelandair 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 £29, while return flights cost around £44.

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

    A return flight to O'Hare Intl will typically cost around £508, however they can be found for as little as £58.

  • 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 25 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
Evanston
Downers Grove
Schaumburg
Elk Grove Village
Beloit
Rosemont

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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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