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$265+ Cheap flights from O'Hare Intl (ORD) to the United Kingdom

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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LHR
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap flight deals from O'Hare Intl to United Kingdom

Keep the following information in mind while searching for O'Hare Intl to United Kingdom flight deals. Data was last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$591
(Gotogate)

One-way from

$266
(oojo)

Popular in

June

Cheapest in

February

Average price

$710

Good round-trip deal

$672 or less

Good one-way deal

$480 or less
Provider with most accurate pricing for Chicago (CHI)-London (LON) flight deals.
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From Chicago O'Hare Intl to United Kingdom
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One-way flight from Chicago O'Hare Intl to United Kingdom
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Highest demand for flights based on searches. 18% potential increase in price ($172 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Chicago O'Hare Intl to United Kingdom.
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Price to beat on a one-way flight from Chicago O'Hare Intl to United Kingdom.
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Find flight deals from O'Hare Intl to United Kingdom

Cheapest flights from O'Hare Intl to United Kingdom
Explore the most affordable flight options available from O'Hare Intl to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This oojo deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/77:15 pmORD - MAN
1 stop17h 15mScandinavian Airlines
Tue 10/1410:10 amMAN - ORD
1 stop12h 00mScandinavian Airlines
Deal found 3/26$567
This Icelandair deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/166:30 pmORD - MAN
1 stop10h 15mIcelandair
Sat 12/611:55 amMAN - ORD
1 stop11h 25mIcelandair
Deal found 3/27$580
This oojo deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/86:00 pmORD - LHR
1 stop18h 50mTAP AIR PORTUGAL
Wed 10/156:45 pmLHR - ORD
1 stop23h 50mTAP AIR PORTUGAL
Deal found 3/27$591
This oojo deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/196:30 pmORD - LGW
1 stop10h 25mIcelandair
Mon 11/2411:55 amLGW - ORD
1 stop11h 25mIcelandair
Deal found 3/27$591
This Scandinavian Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/237:15 pmORD - LHR
1 stop16h 25mScandinavian Airlines
Mon 9/110:20 amLHR - ORD
1 stop11h 50mScandinavian Airlines
Deal found 3/27$592
This Mytrip deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/127:15 pmORD - STN
2 stops20h 55mMultiple Airlines
Wed 5/2110:35 amSTN - ORD
2 stops35h 35mMultiple Airlines
Deal found 3/27$593
This Norse deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Norse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/17:00 pmORD - LGW
1 stop29h 55mMultiple Airlines
Thu 5/82:00 pmLGW - ORD
1 stop15h 29mMultiple Airlines
Deal found 3/26$594
This oojo deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2510:15 pmORD - LHR
1 stop16h 05mIcelandair
Mon 4/289:25 pmLHR - ORD
1 stop26h 50mIcelandair
Deal found 3/26$595
This Mytrip deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/127:15 pmORD - LTN
2 stops20h 10mMultiple Airlines
Wed 5/211:00 pmLTN - ORD
2 stops33h 10mMultiple Airlines
Deal found 3/27$597
This Gotogate deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/710:15 pmORD - GLA
1 stop9h 10mIcelandair
Thu 5/152:20 pmGLA - ORD
1 stop9h 55mIcelandair
Deal found 3/27$601
This Mytrip deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/117:15 pmORD - MAN
2 stops22h 30mMultiple Airlines
Sun 5/181:30 pmMAN - ORD
2 stops32h 40mMultiple Airlines
Deal found 3/26$617
This Cheapflightsfares deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/227:20 amORD - LHR
1 stop17h 10mAir Canada
Sun 4/272:05 pmLHR - ORD
1 stop11h 55mAir Canada
Deal found 3/25$619

Cheapflights Fare Finder

Customize your flight search to find flights from O'Hare Intl to United Kingdom 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 2,558,603 searches. Data last updated March 28, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to the United Kingdom that are best for you.

Fly from

O'Hare Intl

Fly to

United Kingdom

Route

Depart

Return

Price

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Fri 4/25

10:15 pm-8:20 pm

1 stop16h 05m

London Heathrow

Fri 5/2

9:25 pm-6:15 pm

1 stop26h 50m

$591

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Tue 4/15

5:55 am-6:20 am

1 stop18h 25m

London Gatwick

Mon 4/28

2:00 pm-11:36 pm

1 stop15h 36m

$591

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Thu 5/1

7:15 pm-6:50 pm

2 stops17h 35m

London Heathrow

Thu 5/15

10:20 am-4:10 pm

1 stop11h 50m

$592

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Mon 5/12

7:15 pm-10:10 pm

2 stops20h 55m

London Stansted

Wed 5/21

10:35 am-4:10 pm

2 stops35h 35m

$593

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Fri 4/25

10:15 pm-2:40 pm

1 stop10h 25m

London Gatwick

Sat 5/3

1:00 pm-6:15 pm

1 stop11h 15m

$597

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Mon 5/12

7:15 pm-9:25 pm

2 stops20h 10m

London Luton

Wed 5/21

1:00 pm-4:10 pm

2 stops33h 10m

$597

ChicagoGlasgow

ORD - GLA

ORDGLA

Chicago O'Hare Intl

Wed 5/7

10:15 pm-1:25 pm

1 stop9h 10m

Glasgow Intl

Thu 5/15

2:20 pm-6:15 pm

1 stop9h 55m

$601

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Tue 4/22

7:20 am-6:30 am

1 stop17h 10m

London Heathrow

Sun 4/27

2:05 pm-8:00 pm

1 stop11h 55m

$619

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Mon 4/21

3:45 pm-8:00 am

1 stop10h 15m

London Heathrow

Tue 4/29

1:25 pm-7:00 pm

1 stop11h 35m

$623

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Mon 4/21

10:20 pm-12:15 pm

Nonstop7h 55m

London Heathrow

Tue 4/29

10:20 am-5:50 pm

1 stop13h 30m

$635

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 60 results
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Best time to book a flight from O'Hare Intl to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from O'Hare Intl with our price prediction graph.
Estimated round-trip 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 from Chicago O'Hare Intl Airport to the United Kingdom

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to United Kingdom?

Currently, November is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to United Kingdom (average of $661). Flying from Chicago O'Hare Intl Airport to United Kingdom in June is currently the most expensive (average of $1,115). 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.

What is the cheapest time of day to fly from ORD to GB?

Find hourly flight availability from O'Hare Intl to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

When flying from Chicago O'Hare Intl Airport to United Kingdom, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in United Kingdom by month

Plan your trip to United Kingdom by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in United Kingdom ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit United Kingdom when rainfall is around 1.6 in.

Temperature in United Kingdom by month

Plan your trip to United Kingdom by taking into account the average temperature totals by month.

If weather is an important factor for your trip to United Kingdom, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. 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 United Kingdom. Reviews last updated March 28, 2025.
Read through reviews of airlines operating flights from Chicago to United Kingdom, such as Delta, KLM and LOT. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,896 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
LOT
7.6
Good
1,063 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Austrian Airlines
7.5
Good
769 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to United Kingdom. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to United Kingdom one-way?

    $266 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on JetBlue and TAP AIR PORTUGAL, with prices starting from $270 and $345, respectively.

  • What are the most popular routes from Chicago O'Hare Intl Airport to United Kingdom?

    The most popular route from Chicago O'Hare Intl Airport to United Kingdom is Chicago O'Hare Intl - London Heathrow. You may also consider Chicago O'Hare Intl - London Gatwick or Chicago O'Hare Intl - London City.

  • What are the most reliable airlines from Chicago O'Hare Intl Airport to United Kingdom?

    The top 3 most reliable airlines when flying from Chicago O'Hare Intl Airport to United Kingdom are Royal Jordanian (87%), Air Canada (80%) and Austrian Airlines (80%).

  • What are the cheapest flights from Chicago O'Hare Intl Airport to United Kingdom?

    Looking at all options, your cheapest flight can be booked for $402. While the most popular route (Chicago O'Hare Intl - London Heathrow) can be booked for $452 on average our data indicates $2,918 when flying from Chicago O'Hare Intl Airport to United Kingdom.

  • Can I find deals for flights from O'Hare Intl to United Kingdom that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to United Kingdom flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to United Kingdom?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to United Kingdom.

  • Can I find deals for business class flights from O'Hare Intl to United Kingdom?

    Yes. Cheapflights offers flight deals from O'Hare Intl to United Kingdom by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to United Kingdom?

    Currently, November is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to United Kingdom (average of $661). Flying from Chicago O'Hare Intl Airport to United Kingdom in June is currently the most expensive (average of $1,115). 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.

See more FAQs

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Alternative routes for O'Hare Intl to United Kingdom

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from O'Hare Intl to United Kingdom

Discover the top 10 airlines that operate flights from O'Hare Intl to United Kingdom. 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 2,558,603 searches. Data last updated March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$257Average$695FlexibilityNo cancel feeOn-time79%
Scandinavian AirlinesCheapest$381Average$599FlexibilityNo cancel feeOn-time77%
DeltaCheapest$451Average$953FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$466Average$650FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$506Average$765FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$516Average$757FlexibilityNo cancel feeOn-time62%
Aer LingusCheapest$543Average$800FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$547Average$900FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$554Average$938FlexibilityNo cancel feeOn-time67%
FinnairCheapest$560Average$730FlexibilityNo cancel feeOn-time76%
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