United Kingdom

$164+ 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 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LHR
Feb 7 — Feb 141
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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 January 8, 2026.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$429
(oojo)

One-way from

$164
(Mytrip)

Popular in

June

Cheapest in

September

Average price

$662

Good round-trip deal

$678 or less

Good one-way deal

$412 or less
Provider with most accurate pricing for Chicago (CHI)-London (LON) flight deals.
Provider most trusted by Cheapflights users for Chicago (CHI)-London (LON) flights.
From Chicago O'Hare Intl to United Kingdom
One-way flight from Chicago O'Hare Intl to United Kingdom
Highest demand for flights based on searches. 21% potential increase in price ($208 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($35 potential savings vs. average RT price).
Average for round-trip flights in January 2026
Price to beat on a round-trip flight from Chicago O'Hare Intl to United Kingdom.
Price to beat on a one-way flight from Chicago O'Hare Intl to United Kingdom.

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 January 8, 2026.

This oojo deal was found by Cheapflights users on 1/5. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/213:35 pmORD - INV
2 stops17h 20mBritish Airways
Wed 4/293:40 pmINV - ORD
2 stops28h 20mBritish Airways
Deal found 1/5$429
This oojo deal was found by Cheapflights users on 1/6. 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.
Mon 4/279:15 pmORD - INV
1 stop11h 45mBritish Airways
Tue 5/57:20 amINV - ORD
2 stops17h 55mBritish Airways
Deal found 1/6$431
This British Airways deal was found by Cheapflights users on 1/7. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/283:35 pmORD - INV
2 stops16h 50mBritish Airways
Tue 5/57:20 amINV - ORD
2 stops17h 55mBritish Airways
Deal found 1/7$446
This American Airlines deal was found by Cheapflights users on 1/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/216:00 pmORD - INV
1 stop14h 55mAmerican Airlines
Wed 4/2910:30 amINV - ORD
1 stop13h 05mAmerican Airlines
Deal found 1/5$449
This British Airways deal was found by Cheapflights users on 1/7. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/265:00 pmORD - INV
1 stop22h 35mBritish Airways
Tue 5/57:20 amINV - ORD
2 stops17h 55mBritish Airways
Deal found 1/7$452
This British Airways deal was found by Cheapflights users on 1/7. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/293:35 pmORD - INV
2 stops17h 20mBritish Airways
Tue 5/57:20 amINV - ORD
1 stop16h 55mBritish Airways
Deal found 1/7$456
This CrystalTravel deal was found by Cheapflights users on 1/6. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/177:30 pmORD - GLA
1 stop9h 25mIcelandair
Tue 3/2412:35 pmGLA - ORD
1 stop10h 45mIcelandair
Deal found 1/6$476
This oojo deal was found by Cheapflights users on 1/8. 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.
Sun 2/229:00 pmORD - INV
2 stops16h 00mBritish Airways
Sun 3/18:05 pmINV - ORD
2 stops29h 10mBritish Airways
Deal found 1/8$479
This CrystalTravel deal was found by Cheapflights users on 1/6. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/46:30 pmORD - GLA
1 stop9h 25mIcelandair
Wed 2/1112:35 pmGLA - ORD
1 stop10h 45mIcelandair
Deal found 1/6$483
This CrystalTravel deal was found by Cheapflights users on 1/7. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/116:30 pmORD - GLA
1 stop9h 25mIcelandair
Tue 2/1712:35 pmGLA - ORD
1 stop10h 45mIcelandair
Deal found 1/7$487
This oojo deal was found by Cheapflights users on 1/7. 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 2/36:30 pmORD - GLA
1 stop9h 25mIcelandair
Sat 2/712:35 pmGLA - ORD
1 stop10h 45mIcelandair
Deal found 1/7$493
This Mytrip deal was found by Cheapflights users on 1/7. 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.
Wed 2/46:30 pmORD - EDI
2 stops16h 45mMultiple Airlines
Wed 2/117:25 amEDI - ORD
2 stops15h 55mMultiple Airlines
Deal found 1/7$493

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 January 8, 2026.
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

ChicagoInverness

ORD - INV

ORDINV

Chicago O'Hare Intl

Wed 4/29

3:35 pm-2:55 pm

2 stops17h 20m

Inverness

Tue 5/5

7:20 am-7:15 pm

2 stops17h 55m

$446

ChicagoInverness

ORD - INV

ORDINV

Chicago O'Hare Intl

Sun 4/26

3:35 pm-2:50 pm

2 stops17h 15m

Inverness

Tue 5/5

7:20 am-7:15 pm

2 stops17h 55m

$446

ChicagoInverness

ORD - INV

ORDINV

Chicago O'Hare Intl

Tue 4/21

6:00 pm-2:55 pm

1 stop14h 55m

Inverness

Wed 4/29

10:30 am-5:35 pm

1 stop13h 05m

$449

ChicagoInverness

ORD - INV

ORDINV

Chicago O'Hare Intl

Mon 4/27

7:05 pm-3:00 pm

1 stop13h 55m

Inverness

Tue 5/5

7:20 am-3:55 pm

1 stop14h 35m

$451

ChicagoInverness

ORD - INV

ORDINV

Chicago O'Hare Intl

Tue 4/28

9:15 pm-9:35 am

1 stop30h 20m

Inverness

Tue 5/5

7:20 am-7:15 pm

2 stops17h 55m

$452

ChicagoInverness

ORD - INV

ORDINV

Chicago O'Hare Intl

Sun 2/22

9:00 pm-7:00 pm

2 stops16h 00m

Inverness

Sun 3/1

8:05 pm-7:15 pm

2 stops29h 10m

$479

ChicagoGlasgow

ORD - GLA

ORDGLA

Chicago O'Hare Intl

Sun 4/26

10:25 pm-1:25 pm

1 stop9h 00m

Glasgow Intl

Sat 5/9

2:20 pm-6:15 pm

1 stop9h 55m

$517

ChicagoGlasgow

ORD - GLA

ORDGLA

Chicago O'Hare Intl

Wed 2/4

6:30 pm-9:55 am

1 stop9h 25m

Glasgow Intl

Mon 2/9

12:35 pm-5:20 pm

1 stop10h 45m

$520

ChicagoGlasgow

ORD - GLA

ORDGLA

Chicago O'Hare Intl

Fri 2/6

6:30 pm-9:55 am

1 stop9h 25m

Glasgow Intl

Thu 2/12

11:15 am-5:20 pm

1 stop12h 05m

$520

ChicagoGlasgow

ORD - GLA

ORDGLA

Chicago O'Hare Intl

Fri 2/6

6:30 pm-9:55 am

1 stop9h 25m

Glasgow Intl

Wed 2/11

12:35 pm-5:20 pm

1 stop10h 45m

$520

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

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, December is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to United Kingdom (average of $96). 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 January 8, 2026.

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.

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 January 8, 2026.

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

How often are flights from Chicago to the United Kingdom delayed?

About 25% of weekly flights between Chicago and United Kingdom have experienced delays in the past year, with the average delay time being 170 minutes.

What is the most punctual flight time for Chicago to the United Kingdom flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Chicago to the United Kingdom flights?

Over the last year, American Airlines have had the lowest number of delays on this route, with just 24% of flights being delayed.

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 January 8, 2026.
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.

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

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?

    British Airways, American Airlines, and Icelandair can get you from Chicago O'Hare Intl Airport to United Kingdom in just under 9h. Your travel time can differ by up to 8h 20m. 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?

    $135 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on Scandinavian Airlines and Icelandair, with prices starting from $174 and $188, respectively.

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

  • 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 Aer Lingus (68%), American Airlines (61%) and Alaska Airlines (61%).

  • 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 $374. While the most popular route (Chicago O'Hare Intl - London Heathrow) can be booked for $406 on average, our data indicates $2,584 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, December is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to United Kingdom (average of $96). 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.

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 January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$51Average$724FlexibilityNo cancel feeOn-time62%
SWISSCheapest$257Average$573FlexibilityNo cancel feeOn-time79%
Scandinavian AirlinesCheapest$331Average$633FlexibilityNo cancel feeOn-time77%
DeltaCheapest$345Average$1,008FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$428Average$596FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$437Average$673FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$480Average$985FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$495Average$836FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$502Average$794FlexibilityNo cancel feeOn-time70%
FinnairCheapest$517Average$766FlexibilityNo cancel feeOn-time76%

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