Cheap flights from Chicago O'Hare Intl Airport to London Heathrow Airport from £177
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 10/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
The best prices from Chicago O'Hare Intl to London Heathrow are usually found in February or October, booked 42 days in advance, depart on a Monday or Wednesday and return on a Wednesday
Cheap flight deals from O'Hare Intl to Heathrow
Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 16 May 2024.
Popular in | June |
|---|---|
Cheapest in | February |
Average price | £684 |
Round-trip from | £68 |
What is the cheapest day to fly round-trip from Chicago O'Hare Intl Airport to London Heathrow Airport?
Saturday flights are generally found to be more expensive for flights from Chicago O'Hare Intl Airport to London Heathrow Airport. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London Heathrow Airport.
How far in advance should I book a flight from Chicago O'Hare Intl Airport to London Heathrow Airport?
To save on the cost of your flight from Chicago O'Hare Intl Airport to London Heathrow Airport, book at least 11 days before your planned departure. Booking around this time can save you about 3% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £510 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £525.
What is the cheapest month to fly from Chicago O'Hare Intl Airport to London Heathrow Airport?
Our data shows that February tends to be the cheapest month to fly to London Heathrow Airport from Chicago O'Hare Intl Airport. Users have commonly found prices around £610 for the month, but tickets can be as low as £343. Due to multiple factors, prepare for potentially higher prices in June.
When is the cheapest time to fly from Chicago O'Hare Intl Airport to London Heathrow Airport (ORD - LHR)?
Unlike in the morning, when flights are generally more expensive, you can save up to 11% on flights from Chicago O'Hare Intl Airport to London Heathrow Airport by exploring options for tickets in the afternoon.
Cheap TAP AIR PORTUGAL flights from O'Hare Intl to Heathrow
Explore cheap flight options specifically provided by TAP AIR PORTUGAL for the route between O'Hare Intl and Heathrow. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 844,321 searches. Data last updated 16 May 2024.
Find some of the cheapest TAP AIR PORTUGAL flights travelling from Chicago to London. Come back soon if you're not finding the exact deal you're looking for.
TAP AIR PORTUGAL is one of the most popular airlines used for those travelling from Chicago O'Hare Intl Airport to London Heathrow Airport. Chicago O'Hare Intl Airport to London Heathrow Airport flights are typically 39% cheaper than other airlines traveling the same route. Flights from TAP AIR PORTUGAL typically cost £971.34 RT. The cheapest TAP AIR PORTUGAL flight found for this route was £801. Chicago O'Hare Intl Airport is the most common Chicago O'Hare Intl Airport airport to take off from when flying to London Heathrow Airport. London Heathrow Airport is the most popular arrival airport in London Heathrow Airport. When flying from Chicago O'Hare Intl Airport to London Heathrow Airport, TAP AIR PORTUGAL flights are 7% more popular than any other airline flying that same route.
Cheap Finnair flights from O'Hare Intl to Heathrow
Explore cheap flight options specifically provided by Finnair for the route between O'Hare Intl and Heathrow. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 844,321 searches. Data last updated 16 May 2024.
Browse through some of the cheapest Finnair flights travelling from Chicago to London. Make sure to examine the flight information before completing your reservation.
If you’re travelling from Chicago O'Hare Intl Airport to London Heathrow Airport, one of the more common airlines travelling that route is Finnair. Flights from Finnair travelling this route typically cost £652.41 RT. This price is typically 55% more expensive than other airlines that offer Chicago O'Hare Intl Airport to London Heathrow Airport flights. When booking this route, the cheapest RT price found was £510. Chicago O'Hare Intl Airport is the most common Chicago O'Hare Intl Airport airport to take off from when flying to London Heathrow Airport. London Heathrow Airport is the most popular arrival airport in London Heathrow Airport. When flying from Chicago O'Hare Intl Airport to London Heathrow Airport, Finnair flights are 3% more popular than any other airline flying that same route.
Cheap O'Hare Intl to Heathrow flights in May & June 2024
Find cheap flight options from O'Hare Intl to Heathrow specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 844,321 searches. Prices were last updated on 16 May 2024.
The lowest fares we've come across on flights travelling from Chicago to London in May and June 2024. Check back in a little while for more flight options.
O'Hare Intl to Heathrow 2024 flight deals
Discover exclusive flight deals for travel between O'Hare Intl and Heathrow in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 844,321 searches. Data last updated 16 May 2024.
The lowest fares we've come across on flights travelling from Chicago to London in May and June 2024. Check back in a little while for more flight options.
Direct flights to Heathrow from O'Hare Intl
Discover direct flight options from O'Hare Intl to Heathrow. Find direct flights with no stopovers, providing a convenient travel experience. Explore direct flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 844,321 searches. Data last updated 16 May 2024.
For a shorter flight, select one of these non-stop flights from Chicago to London. If you're looking for other options for flights from Chicago to London, make sure to update the search form at the top of page.
O'Hare Intl to Heathrow flights leaving soon
Find last-minute flight options from O'Hare Intl to Heathrow for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 844,321 searches. Data last updated 16 May 2024.
Users seeking a last-minute flight from Chicago to London should consider booking one of these fares. Users should be sure to double check the price, date, and time of their last-minute flight.
One-way flights to Heathrow from O'Hare Intl
Search for one-way flight options from O'Hare Intl to Heathrow. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 844,321 searches. Data last updated 16 May 2024.
If you're seeking multiple options on one-way flights from Chicago to London, be sure to check out these deals, which are updated often. Those seeking round-trip flights from Chicago to London should utilise the search form at the top of the page.
Find flights from O'Hare Intl to Heathrow within your budget
Customise your flight search to find flights from O'Hare Intl to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 844,321 searches. Data last updated 16 May 2024.
Fly from
Fly to
Budget
£377 - £455
Route
Depart
Return
Price
Chicago O'Hare IntlLondon Heathrow
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Wed 9/10
1 stop22h 00m
London Heathrow
Mon 14/10
1 stop16h 15m
Chicago O'Hare IntlLondon Heathrow
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Mon 7/10
Nonstop7h 50m
London Heathrow
Tue 15/10
1 stop14h 36m
Chicago O'Hare IntlLondon Heathrow
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Fri 8/11
2 stops31h 25m
London Heathrow
Mon 11/11
1 stop17h 25m
Chicago O'Hare IntlLondon Heathrow
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Wed 6/11
2 stops17h 35m
London Heathrow
Tue 12/11
2 stops25h 45m
Chicago O'Hare IntlLondon Heathrow
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Tue 3/9
1 stop18h 55m
London Heathrow
Tue 17/9
1 stop11h 10m
Chicago O'Hare IntlLondon Heathrow
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Tue 1/10
1 stop11h 45m
London Heathrow
Thu 31/10
1 stop13h 20m
Chicago O'Hare IntlLondon Heathrow
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Tue 5/11
1 stop10h 10m
London Heathrow
Tue 12/11
1 stop13h 10m
Chicago O'Hare IntlLondon Heathrow
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Mon 7/10
Nonstop7h 50m
London Heathrow
Mon 14/10
1 stop22h 30m
Chicago O'Hare IntlLondon Heathrow
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Wed 6/11
Nonstop7h 40m
London Heathrow
Fri 15/11
1 stop14h 00m
When is the best time to book a flight from Chicago O'Hare Intl Airport to London Heathrow Airport?
Use this chart to determine the optimal time to book a return flight from O'Hare Intl to Heathrow. Price data was last updated on 10 May 2024.
The best time to book flights from Chicago O'Hare Intl Airport to London Heathrow Airport is 42 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
When is the cheapest time to fly from Chicago O'Hare Intl Airport to London Heathrow Airport?
Use this chart to determine the cheapest time to fly return from O'Hare Intl to Heathrow. Price data was last updated on 12 May 2024.
Average price of flights to Heathrow by month
Plan your trip from O'Hare Intl to Heathrow by taking into account the cheapest months to travel. The average price of a one-way flight from O'Hare Intl to Heathrow is currently £189 while a return flight costs £427. Price data was last updated on 12 May 2024.
Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to London Heathrow Airport (average of £110). Flying from Chicago O'Hare Intl Airport to London Heathrow Airport in July is currently the most expensive (average of £165). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
January
£87
February
£98
March
£94
April
£103
May
£108
June
£129
July
£130
August
£114
September
£109
October
£125
November
£91
December
£95
Temperature and rainfall in Heathrow by month
Plan your trip to Heathrow by taking into account the average temperature and rainfall totals by month.
LON Temperature | 4 - 17 °C |
|---|
Reviews of airlines servicing Heathrow
Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 16 May 2024.
See what other customers who have flown with TAP AIR PORTUGAL, Finnair and Scandinavian Airlines from Chicago to London have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
Food
Comfort
Entertainment
Boarding
Overall
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Crew
Food
Comfort
Entertainment
Boarding
Overall
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Crew
Food
Comfort
Entertainment
Boarding
Overall
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Crew
Food
Comfort
Entertainment
Boarding
Overall
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Crew
Food
Comfort
Entertainment
Boarding
Overall
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Crew
Food
Comfort
Entertainment
Boarding
Overall
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Related info for your journey
Find useful and relevant information for your journey from O'Hare Intl to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for O'Hare Intl to HeathrowSee prices for flight routes from nearby airports that may be better suited for you.
See prices for flight routes from nearby airports that may be better suited for you.
Top 10 airlines flying from O'Hare Intl to Heathrow
Discover the top 10 airlines that operate flights from O'Hare Intl to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 844,321 searches. Data last updated 16 May 2024.
Search flights from O'Hare Intl to Heathrow by cabin class
Find flights from O'Hare Intl to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Hourly flight availability from O'Hare Intl to Heathrow
Find hourly flight availability from O'Hare Intl to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 May 2024.
| 1%of flight departures | Early morningMidnight to 6 am |
|---|---|
| 10%of flight departures | Morning6 am to noon |
| 49%of flight departures | AfternoonNoon to 6 pm |
| 40%of flight departures | Evening6 pm to midnight |
Weekly flight availability from O'Hare Intl to Heathrow
Explore weekly flight availability from O'Hare Intl to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 16 May 2024.
| Monday | 37daily flights |
|---|---|
| Tuesday | 35daily flights |
| Wednesday | 35daily flights |
| Thursday | 35daily flights |
| Friday | 35daily flights |
| Saturday | 25daily flights |
| Sunday | 25daily flights |
Book a flight to one of these trending destinations
User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from O'Hare Intl to Heathrow?
Cheapflights helps you search for flights from O'Hare Intl to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from O'Hare Intl to Heathrow?
Cheapflights simply makes it quick and affordable to book flights from O'Hare Intl to Heathrow by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from O'Hare Intl to Heathrow with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from O'Hare Intl to Heathrow flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from O'Hare Intl to Heathrow become cheaper?
Of course! You can now track prices for flights from O'Hare Intl to Heathrow and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.