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

Booking 70 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.

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 £35, while return flights cost around £90.

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

A return flight to O'Hare Intl will typically cost around £699, however they can be found for as little as £63.

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).

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.

How long is the flight to O'Hare Intl?

On average, a flight from London to O'Hare Intl takes 11 hours 38 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 Monday (46 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (25 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, Virgin Atlantic and Aer Lingus.

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.

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).

Cheap Flights to O'Hare Intl from £368

Flights to O'Hare Intl in 2026

Return from	£500
One-way from	£368
Popular in	July
Cheapest in	September
Average price	£538
Good round-trip deal	£629 or less
Good one-way deal	£507 or less

Icelandair
16/4-22/4
2 total stops
48h 55m total
London to Chicago

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Icelandair
1/10
1 total stop
26h 50m total
London to Chicago

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Highest demand for flights based on searches. 11% potential increase in price (£71 potential increase over avg. return price).

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Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).

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Average for return flights in April 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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Find flight deals to O'Hare Intl Airport

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

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 5 April 2026.

Mon 20/413:10

STN

ORD

2 stops35h 05m

Multiple Airlines

Mon 4/519:25

ORD

STN

2 stops15h 25m

Multiple Airlines

Deal found 31/3£501

Thu 30/413:00

LGW

ORD

1 stop11h 15m

Icelandair

Tue 12/519:25

ORD

LGW

1 stop13h 15m

Icelandair

Deal found 1/4£502

Sat 18/405:55

STN

ORD

2 stops18h 20m

Multiple Airlines

Sat 25/419:25

ORD

STN

2 stops22h 40m

Multiple Airlines

Deal found 1/4£502

Fri 10/415:40

LGW

ORD

1 stop11h 45m

Icelandair

Sun 26/419:25

ORD

LGW

1 stop13h 15m

Icelandair

Deal found 31/3£503

Thu 23/407:20

STN

ORD

2 stops16h 55m

Multiple Airlines

Sun 3/522:25

ORD

STN

2 stops18h 55m

Multiple Airlines

Deal found 2/4£503

Mon 4/515:40

LGW

ORD

1 stop32h 35m

Icelandair

Mon 18/519:25

ORD

LGW

1 stop10h 20m

Icelandair

Deal found 1/4£503

Tue 21/415:40

LGW

ORD

1 stop32h 35m

Icelandair

Tue 28/419:25

ORD

LGW

1 stop13h 15m

Icelandair

Deal found 2/4£504

Fri 8/513:05

LHR

ORD

1 stop11h 10m

Icelandair

Sun 10/522:25

ORD

LHR

1 stop15h 55m

Icelandair

Deal found 31/3£504

Thu 16/406:30

STN

ORD

2 stops17h 45m

Multiple Airlines

Wed 29/419:25

ORD

STN

2 stops21h 55m

Multiple Airlines

Deal found 3/4£504

Sat 18/413:05

LHR

ORD

1 stop11h 10m

Icelandair

Mon 27/419:25

ORD

LHR

1 stop18h 55m

Icelandair

Deal found 2/4£505

Tue 14/421:25

LHR

ORD

1 stop26h 50m

Icelandair

Sun 10/522:25

ORD

LHR

1 stop15h 55m

Icelandair

Deal found 4/4£506

Mon 4/515:40

LGW

ORD

1 stop32h 35m

Icelandair

Mon 18/519:25

ORD

LGW

1 stop10h 20m

Icelandair

Deal found 5/4£506

Best flights to O'Hare Intl Airport
Discover carefully curated flight deals to O'Hare Intl Airport that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 April 2026.

Wed 15/406:15

LTN

ORD

2 stops18h 00m

Multiple Airlines

Sat 25/419:25

ORD

LTN

2 stops20h 30m

Multiple Airlines

Deal found 31/3£521

Thu 30/413:00

LGW

ORD

1 stop11h 15m

Icelandair

Tue 23/622:25

ORD

LGW

1 stop10h 15m

Icelandair

Deal found 2/4£546

Thu 30/408:40

LHR

ORD

1 stop18h 56m

JetBlue

Thu 7/508:34

ORD

LHR

1 stop18h 56m

JetBlue

Deal found 4/4£559

Thu 21/507:05

LHR

ORD

2 stops15h 05m

Scandinavian Airlines

Thu 28/507:00

ORD

LHR

2 stops20h 20m

Scandinavian Airlines

Deal found 4/4£602

Mon 4/507:30

LHR

ORD

1 stop16h 20m

Finnair

Mon 18/522:30

ORD

LHR

Nonstop7h 45m

Finnair

Deal found 1/4£619

Wed 13/509:55

LHR

ORD

2 stops16h 19m

Delta

Mon 18/510:30

ORD

LHR

1 stop14h 15m

Delta

Deal found 1/4£627

Wed 29/409:25

LGW

ORD

1 stop12h 30m

SWISS

Tue 5/521:30

ORD

LGW

2 stops14h 20m

SWISS

Deal found 1/4£655

Tue 23/617:35

STN

ORD

1 stop22h 05m

Turkish Airlines

Wed 15/720:10

ORD

STN

1 stop20h 00m

Turkish Airlines

Deal found 4/4£656

Tue 14/409:15

LCY

ORD

1 stop11h 35m

Lufthansa

Thu 23/415:00

ORD

LCY

1 stop11h 40m

Lufthansa

Deal found 31/3£656

Mon 27/414:10

LHR

ORD

Nonstop9h 10m

United Airlines

Tue 23/605:00

ORD

LHR

1 stop10h 35m

United Airlines

Deal found 2/4£709

Wed 29/410:00

LCY

ORD

1 stop10h 30m

Virgin Atlantic

Wed 6/513:36

ORD

LCY

2 stops13h 54m

Virgin Atlantic

Deal found 4/4£716

Thu 21/509:20

LCY

ORD

1 stop10h 55m

KLM

Wed 24/616:50

ORD

LCY

1 stop10h 00m

KLM

Deal found 2/4£783

Wed 29/408:00

LTN

ORD

3 stops35h 05m

Multiple Airlines

Wed 6/509:55

ORD

LTN

3 stops20h 40m

Multiple Airlines

Deal found 4/4£547

Tue 14/415:40

LGW

ORD

1 stop32h 35m

Icelandair

Mon 11/519:25

ORD

LGW

1 stop10h 20m

Icelandair

Deal found 4/4£612

Sat 18/406:30

LTN

ORD

2 stops33h 10m

Multiple Airlines

Sat 25/411:25

ORD

LTN

2 stops21h 20m

Multiple Airlines

Deal found 4/4£561

Tue 12/518:40

LHR

ORD

1 stop27h 30m

Scandinavian Airlines

Thu 27/806:00

ORD

LHR

2 stops26h 35m

Scandinavian Airlines

Deal found 31/3£649

Tue 14/417:35

STN

ORD

1 stop22h 05m

Turkish Airlines

Mon 20/420:10

ORD

STN

1 stop20h 00m

Turkish Airlines

Deal found 2/4£658

Thu 30/409:25

LGW

ORD

1 stop12h 30m

SWISS

Thu 7/519:05

ORD

LGW

1 stop16h 45m

SWISS

Deal found 4/4£662

Mon 18/507:55

LTN

ORD

3 stops45h 20m

Multiple Airlines

Mon 25/509:55

ORD

LTN

2 stops20h 50m

Multiple Airlines

Deal found 3/4£566

Wed 29/415:40

LGW

ORD

1 stop32h 35m

Icelandair

Sat 9/507:20

ORD

LGW

2 stops25h 15m

Icelandair

Deal found 1/4£652

Mon 20/410:00

LCY

ORD

2 stops17h 57m

Virgin Atlantic

Wed 7/1010:30

ORD

LCY

2 stops16h 20m

Virgin Atlantic

Deal found 3/4£722

Wed 15/417:45

STN

ORD

1 stop21h 55m

Turkish Airlines

Mon 20/420:10

ORD

STN

1 stop20h 00m

Turkish Airlines

Deal found 2/4£658

Wed 29/409:15

LCY

ORD

1 stop11h 35m

Lufthansa

Tue 16/615:10

ORD

LCY

1 stop11h 30m

Lufthansa

Deal found 2/4£724

Wed 29/408:40

LHR

ORD

1 stop13h 15m

SWISS

Wed 6/521:30

ORD

LHR

2 stops14h 20m

SWISS

Deal found 4/4£663

Fri 12/606:55

LHR

ORD

1 stop13h 05m

United Airlines

Mon 15/614:21

ORD

LHR

1 stop11h 59m

United Airlines

Deal found 31/3£731

Sat 6/615:35

LHR

ORD

2 stops30h 35m

Scandinavian Airlines

Wed 10/607:10

ORD

LHR

2 stops20h 10m

Scandinavian Airlines

Deal found 4/4£681

Mon 29/610:00

LCY

ORD

2 stops29h 25m

Delta

Tue 28/706:30

ORD

LCY

2 stops18h 45m

Delta

Deal found 2/4£762

Wed 10/606:15

LTN

ORD

2 stops21h 10m

Multiple Airlines

Sun 14/609:55

ORD

LTN

2 stops29h 45m

Multiple Airlines

Deal found 2/4£576

Mon 22/607:05

LGW

ORD

1 stop17h 10m

Turkish Airlines

Wed 15/711:25

ORD

LGW

1 stop19h 45m

Turkish Airlines

Deal found 4/4£662

Fri 15/515:40

LGW

ORD

1 stop11h 45m

Icelandair

Sun 17/522:25

ORD

LGW

1 stop31h 20m

Icelandair

Deal found 4/4£669

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Flights to O'Hare Intl in 2026

Find the latest flights to O'Hare Intl in 2026, 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 5 April 2026.

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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 5 April 2026.

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 5 April 2026.

Best flights to O'Hare Intl Airport
Discover carefully curated flight deals to O'Hare Intl Airport that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 April 2026.

Discover carefully curated flight deals to O'Hare Intl Airport that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 April 2026.

Direct flights to O'Hare Intl Airport
Explore direct flight options to O'Hare Intl Airport based on user searches, and compare prices and availability for your desired travel dates. Data last updated 5 April 2026.

Explore direct flight options to O'Hare Intl Airport based on user searches, and compare prices and availability for your desired travel dates. Data last updated 5 April 2026.

Last-minute flights to O'Hare Intl Airport
Discover last-minute flight deals to O'Hare Intl Airport. Data last updated 5 April 2026 and is based on user searches.

Discover last-minute flight deals to O'Hare Intl Airport. Data last updated 5 April 2026 and is based on user searches.

One-way flights to O'Hare Intl Airport
Search for one-way flight options to O'Hare Intl Airport. Find affordable one-way fares based on user searches. Data last updated 5 April 2026.

Search for one-way flight options to O'Hare Intl Airport. Find affordable one-way fares based on user searches. Data last updated 5 April 2026.

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Cheap flights to Chicago O'Hare Intl Airport – Compare and Save

Flights to O'Hare Intl in 2026

Find the latest flights to O'Hare Intl in 2026, 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 5 April 2026.

Return from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals to O'Hare Intl Airport

Cheapest flights to O'Hare Intl AirportExplore 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 5 April 2026.

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 5 April 2026.

Best flights to O'Hare Intl AirportDiscover carefully curated flight deals to O'Hare Intl Airport that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 April 2026.

Discover carefully curated flight deals to O'Hare Intl Airport that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 April 2026.

Direct flights to O'Hare Intl AirportExplore direct flight options to O'Hare Intl Airport based on user searches, and compare prices and availability for your desired travel dates. Data last updated 5 April 2026.

Explore direct flight options to O'Hare Intl Airport based on user searches, and compare prices and availability for your desired travel dates. Data last updated 5 April 2026.

Last-minute flights to O'Hare Intl AirportDiscover last-minute flight deals to O'Hare Intl Airport. Data last updated 5 April 2026 and is based on user searches.

Discover last-minute flight deals to O'Hare Intl Airport. Data last updated 5 April 2026 and is based on user searches.

One-way flights to O'Hare Intl AirportSearch for one-way flight options to O'Hare Intl Airport. Find affordable one-way fares based on user searches. Data last updated 5 April 2026.

Search for one-way flight options to O'Hare Intl Airport. Find affordable one-way fares based on user searches. Data last updated 5 April 2026.

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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 5 April 2026.

Best flights to O'Hare Intl Airport
Discover carefully curated flight deals to O'Hare Intl Airport that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 April 2026.

Direct flights to O'Hare Intl Airport
Explore direct flight options to O'Hare Intl Airport based on user searches, and compare prices and availability for your desired travel dates. Data last updated 5 April 2026.

Last-minute flights to O'Hare Intl Airport
Discover last-minute flight deals to O'Hare Intl Airport. Data last updated 5 April 2026 and is based on user searches.

One-way flights to O'Hare Intl Airport
Search for one-way flight options to O'Hare Intl Airport. Find affordable one-way fares based on user searches. Data last updated 5 April 2026.