£370+ 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 13/1. Fares are subject to change and may not be available on all flights or dates of travel.
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 4 January 2025.
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 4 January 2025.
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 4 January 2025.
Find flights to O'Hare Intl within your budget
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 4 January 2025.
Fly from
Route
Depart
Return
Price
LondonChicago
LHR - ORD
LHRORD
London Heathrow
Fri 17/1
19:25-18:55
2 stops29h 30m
Chicago O'Hare Intl
Mon 20/1
16:08-09:40
1 stop35h 32m
LondonChicago
LGW - ORD
LGWORD
London Gatwick
Mon 20/1
12:00-12:29
1 stop30h 29m
Chicago O'Hare Intl
Fri 24/1
14:02-10:00
1 stop13h 58m
LondonChicago
LCY - ORD
LCYORD
London City
Mon 20/1
19:10-16:15
1 stop27h 05m
Chicago O'Hare Intl
Thu 13/2
19:05-17:05
1 stop16h 00m
LondonChicago
LHR - ORD
LHRORD
London Heathrow
Mon 20/1
11:10-22:13
1 stop17h 03m
Chicago O'Hare Intl
Mon 3/2
11:35-08:30
2 stops14h 55m
LondonChicago
LGW - ORD
LGWORD
London Gatwick
Thu 16/1
11:55-17:20
1 stop11h 25m
Chicago O'Hare Intl
Thu 6/2
18:30-10:55
1 stop10h 25m
LondonChicago
LHR - ORD
LHRORD
London Heathrow
Sat 1/2
13:35-17:00
Nonstop9h 25m
Chicago O'Hare Intl
Tue 4/2
21:10-11:15
Nonstop8h 05m
LondonChicago
LGW - ORD
LGWORD
London Gatwick
Thu 16/1
15:55-15:30
1 stop29h 35m
Chicago O'Hare Intl
Fri 7/2
20:20-15:45
1 stop13h 25m
LondonChicago
LHR - ORD
LHRORD
London Heathrow
Fri 28/3
06:40-18:50
1 stop17h 10m
Chicago O'Hare Intl
Thu 3/4
19:15-17:40
1 stop16h 25m
LondonChicago
LTN - ORD
LTNORD
London Luton
Mon 3/2
16:25-13:25
2 stops27h 00m
Chicago O'Hare Intl
Tue 11/2
19:05-22:25
2 stops21h 20m
LondonChicago
STN - ORD
STNORD
London Stansted
Wed 19/2
21:35-15:05
2 stops23h 30m
Chicago O'Hare Intl
Sun 23/2
16:25-14:40
2 stops16h 15m
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.
Travel insights for flights to O'Hare Intl
Get recent, data-driven insights about flights to O'Hare Intl including ideal travel times, pricing trends, and more.
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 3 January 2025.
Booking 68 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 15 hours 7 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 evenings, 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 Saturday (39 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (38 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, Finnair and Lufthansa.
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 4 January 2025.
Get a feel of what it's like to fly with Air Canada, Lufthansa and United Airlines 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.
Crew
Overall
Boarding
Comfort
Food
Entertainment
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Crew
Overall
Boarding
Comfort
Food
Entertainment
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Crew
Overall
Boarding
Comfort
Food
Entertainment
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Crew
Overall
Boarding
Comfort
Food
Entertainment
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Crew
Overall
Boarding
Comfort
Food
Entertainment
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Crew
Overall
Boarding
Comfort
Food
Entertainment
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
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.
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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.