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$188+ 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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LHR
dic. 6 — dic. 131
sáb. 12/6
sáb. 12/13
1 adult, Economy
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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 noviembre 6, 2025.

This oojo deal was found by Cheapflights users on 11/6. 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.
dom. 11/166:30 pmORD - MAN
1 stop10h 15mIcelandair
dom. 11/2311:55 amMAN - ORD
1 stop11h 25mIcelandair
Deal found 11/6$492
This oojo deal was found by Cheapflights users on 11/4. 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.
mié. 12/316:30 pmORD - MAN
1 stop10h 15mIcelandair
dom. 1/1811:55 amMAN - ORD
1 stop11h 25mIcelandair
Deal found 11/4$493
This FlightHub deal was found by Cheapflights users on 11/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/236:30 pmORD - MAN
1 stop10h 15mIcelandair
mié. 12/311:55 amMAN - ORD
1 stop11h 25mIcelandair
Deal found 11/5$497
This Mytrip deal was found by Cheapflights users on 11/4. 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.
mar. 12/26:30 pmORD - EDI
2 stops17h 55mMultiple Airlines
mar. 12/98:40 amEDI - ORD
2 stops14h 40mMultiple Airlines
Deal found 11/4$497
This Cheapflightsfares deal was found by Cheapflights users on 11/4. 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.
mar. 12/96:30 pmORD - GLA
1 stop9h 25mIcelandair
mié. 1/2812:35 pmGLA - ORD
1 stop10h 45mIcelandair
Deal found 11/4$503
This Mytrip deal was found by Cheapflights users on 11/5. 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.
mar. 12/26:30 pmORD - EDI
2 stops17h 55mMultiple Airlines
mié. 12/108:20 amEDI - ORD
2 stops15h 00mMultiple Airlines
Deal found 11/5$504
This Mytrip deal was found by Cheapflights users on 11/5. 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.
dom. 12/76:30 pmORD - EDI
2 stops21h 35mMultiple Airlines
dom. 12/148:00 amEDI - ORD
2 stops15h 20mMultiple Airlines
Deal found 11/5$506
This Cheapflightsfares deal was found by Cheapflights users on 11/4. 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.
vie. 12/57:10 amORD - MAN
2 stops20h 20mScandinavian Airlines
sáb. 12/1310:10 amMAN - ORD
1 stop12h 35mScandinavian Airlines
Deal found 11/4$507
This Mytrip deal was found by Cheapflights users on 11/4. 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.
mié. 12/37:40 pmORD - EDI
1 stop15h 35mMultiple Airlines
mié. 12/107:25 amEDI - ORD
1 stop12h 35mMultiple Airlines
Deal found 11/4$507
This Cheapflightsfares deal was found by Cheapflights users on 11/5. 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.
mar. 12/26:30 pmORD - MAN
1 stop10h 15mIcelandair
mar. 12/911:55 amMAN - ORD
1 stop11h 25mIcelandair
Deal found 11/5$510
This Mytrip deal was found by Cheapflights users on 11/5. 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.
lun. 12/16:30 pmORD - BHX
2 stops12h 20mMultiple Airlines
mié. 12/108:40 amBHX - ORD
2 stops14h 40mMultiple Airlines
Deal found 11/5$511
This Mytrip deal was found by Cheapflights users on 11/4. 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.
mié. 12/36:30 pmORD - GLA
2 stops20h 30mMultiple Airlines
lun. 12/811:35 pmGLA - ORD
2 stops23h 45mMultiple Airlines
Deal found 11/4$511

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 noviembre 6, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$474
(CrystalTravel)

One-way from

$188
(Mytrip)

Popular in

June

Cheapest in

February

Average price

$692

Good round-trip deal

$713 or less

Good one-way deal

$439 or less
Provider with most accurate pricing for Chicago (CHI)-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-London (LON) flights.
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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. 21% potential increase in price ($201 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in November 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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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 noviembre 6, 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

ChicagoGlasgow

ORD - GLA

ORDGLA

Chicago O'Hare Intl

jue. 1/22

6:30 pm-9:55 am

1 stop9h 25m

Glasgow Intl

dom. 2/1

12:35 pm-5:20 pm

1 stop10h 45m

$485

ChicagoGlasgow

ORD - GLA

ORDGLA

Chicago O'Hare Intl

mar. 2/3

6:30 pm-9:55 am

1 stop9h 25m

Glasgow Intl

sáb. 2/7

12:35 pm-5:20 pm

1 stop10h 45m

$485

ChicagoGlasgow

ORD - GLA

ORDGLA

Chicago O'Hare Intl

dom. 11/30

6:30 pm-9:55 am

1 stop9h 25m

Glasgow Intl

vie. 12/5

12:35 pm-5:20 pm

1 stop10h 45m

$521

ChicagoManchester

ORD - MAN

ORDMAN

Chicago O'Hare Intl

lun. 11/17

7:10 am-6:35 pm

2 stops29h 25m

Manchester

sáb. 11/22

12:55 pm-4:45 pm

2 stops33h 50m

$534

ChicagoManchester

ORD - MAN

ORDMAN

Chicago O'Hare Intl

mar. 1/20

7:05 am-9:30 am

2 stops20h 25m

Manchester

sáb. 2/7

12:55 pm-4:55 pm

2 stops34h 00m

$534

ChicagoGlasgow

ORD - GLA

ORDGLA

Chicago O'Hare Intl

mié. 12/3

6:30 pm-9:55 am

1 stop9h 25m

Glasgow Intl

mié. 12/10

12:35 pm-5:20 pm

1 stop10h 45m

$538

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

lun. 12/8

7:20 pm-9:20 pm

2 stops20h 00m

London Stansted

jue. 12/11

4:30 pm-4:45 pm

2 stops30h 15m

$547

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

mié. 11/19

7:40 pm-5:05 pm

1 stop15h 25m

London Luton

lun. 11/24

6:00 am-2:00 pm

1 stop14h 00m

$548

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

mié. 11/19

7:40 pm-3:05 pm

1 stop13h 25m

London Stansted

lun. 11/24

6:30 am-2:00 pm

1 stop13h 30m

$548

ChicagoEdinburgh

ORD - EDI

ORDEDI

Chicago O'Hare Intl

mar. 12/2

7:40 pm-6:25 pm

1 stop16h 45m

Edinburgh Turnhouse

mar. 12/9

8:40 am-5:55 pm

1 stop15h 15m

$552

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

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, May is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to United Kingdom (average of $399). Flying from Chicago O'Hare Intl Airport to United Kingdom in July is currently the most expensive (average of $603). 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 noviembre 6, 2025.

When flying from Chicago O'Hare Intl Airport to United Kingdom, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 18% versus a flight in the morning.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to United Kingdom?

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to United Kingdom. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to United Kingdom flight should consider departing on Tuesday evenings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Chicago O'Hare Intl Airport to United Kingdom

Explore weekly flight availability from O'Hare Intl to United Kingdom. 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 noviembre 6, 2025.

The most flights from ORD to GB0 are scheduled on a Wednesday (45 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (39 on average).

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 noviembre 6, 2025.
Read reviews from past customers who have flown United Airlines, American Airlines, and Icelandair from Chicago O'Hare Intl Airport to the United Kingdom. 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.
United Airlines
7.4
Good
9,007 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,007 reviews
United Airlines
7.4
Good
9,007 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,040 reviews
United Airlines
7.4
Good
9,007 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Icelandair
7.1
Good
572 reviews
United Airlines
7.4
Good
9,007 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Iberia
7.0
Good
3,007 reviews
United Airlines
7.4
Good
9,007 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
British Airways
6.7
Okay
7,500 reviews
United Airlines
7.4
Good
9,007 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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.

  • How long is the flight from Chicago O'Hare Intl Airport to United Kingdom?

    Icelandair, Scandinavian Airlines, and Delta can get you from Chicago O'Hare Intl Airport to United Kingdom in just under 9h 25m. Your travel time can differ by up to 20h. Chicago O'Hare Intl Airport and United Kingdom are separated by a distance of 3663 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    $188 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 Aer Lingus, with prices starting from $266 and $318, 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 Gulf Air (75%), Malaysia Airlines (72%) and Air Canada (70%).

  • 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 $396. While the most popular route (Chicago O'Hare Intl - London Heathrow) can be booked for $429 on average, our data indicates $2,667 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, May is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to United Kingdom (average of $399). Flying from Chicago O'Hare Intl Airport to United Kingdom in July is currently the most expensive (average of $603). 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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Midway to Lisbon flights
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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 noviembre 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$51Average$791FlexibilityNo cancel feeOn-time62%
SWISSCheapest$257Average$594FlexibilityNo cancel feeOn-time79%
Scandinavian AirlinesCheapest$338Average$621FlexibilityNo cancel feeOn-time77%
DeltaCheapest$345Average$1,040FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$437Average$669FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$450Average$644FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$460Average$941FlexibilityNo cancel feeOn-time76%
Alaska AirlinesCheapest$487Average$677FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$502Average$795FlexibilityNo cancel feeOn-time70%
Aer LingusCheapest$515Average$837FlexibilityNo cancel feeOn-timeN/A

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