Cheap flights from Chicago (CHI) to London (LON)

CHI — LON
Jan 31 — Feb 71

The best prices from Chicago to London are usually found in February or January, booked 59 days in advance, depart on a Wednesday or Friday and return on a Monday

How to find the cheapest flight from Chicago (CHI) to London (LON)

All the information you need to plan the best CHI to LON flight in 2023: compare Chicago to London flight prices with the expected peak season, weather and rainfall in London.

CHI - LON

Price

$575 - $994

LON

Temperature

39.2 - 62.6 °F

LON

Rainfall

1.6 - 2.8 inches

Popular inJulyHigh demand for flights, 28% potential price rise
Cheapest inFebruaryBest time to find cheap flights, 20% potential price drop
Round-trip from$575From Chicago (CHI) to London (LON)
One-way from$224One-way flight from Chicago (CHI) to London (LON)

Cheap Scandinavian Airlines flights from Chicago to London

Feb 6 - Feb 18
ORD

Chicago O'Hare Intl

LHR

London Heathrow

1 stop

14h 55m
LHR

London Heathrow

ORD

Chicago O'Hare Intl

1 stop

28h 40m
$407

Scandinavian Airlines

Pick Dates

Deal found 1/26

Feb 10 - Feb 17
ORD

Chicago O'Hare Intl

LHR

London Heathrow

1 stop

14h 55m
LHR

London Heathrow

ORD

Chicago O'Hare Intl

1 stop

24h 30m
$408

Scandinavian Airlines

Pick Dates

Deal found 1/26

May 12 - May 21
ORD

Chicago O'Hare Intl

LHR

London Heathrow

1 stop

14h 55m
LHR

London Heathrow

ORD

Chicago O'Hare Intl

1 stop

28h 25m
$411

Scandinavian Airlines

Pick Dates

Deal found 1/23

Cheap Virgin Atlantic flights from Chicago to London

Mar 19 - Apr 28
ORD

Chicago O'Hare Intl

LHR

London Heathrow

1 stop

20h 05m
LHR

London Heathrow

ORD

Chicago O'Hare Intl

1 stop

18h 27m
$438

Virgin Atlantic

Pick Dates

Deal found 1/26

Feb 13 - Feb 23
MDW

Chicago Midway

LHR

London Heathrow

1 stop

12h 15m
LHR

London Heathrow

MDW

Chicago Midway

1 stop

13h 58m
$544

Virgin Atlantic

Pick Dates

Deal found 1/23

Mar 15 - Mar 21
MDW

Chicago Midway

LHR

London Heathrow

1 stop

15h 13m
LHR

London Heathrow

MDW

Chicago Midway

1 stop

12h 16m
$546

Virgin Atlantic

Pick Dates

Deal found 1/23

Reviews of Airlines Servicing London

Delta
7.9
Good
1,995 reviews

Food

7.2

Overall

7.9

Boarding

8.0

Crew

8.5

Entertainment

7.8

Comfort

7.9

Reviews

1 / 10

The Delta staff are friendly and we were in Comfort+ which are very comfortable

Delta
7.9
Good
1,995 reviews
Delta
7.9
Good
1,995 reviews

Food

7.2

Overall

7.9

Boarding

8.0

Crew

8.5

Entertainment

7.8

Comfort

7.9

Reviews

1 / 10

The Delta staff are friendly and we were in Comfort+ which are very comfortable

Air France
7.8
Good
110 reviews
Delta
7.9
Good
1,995 reviews

Food

7.2

Overall

7.9

Boarding

8.0

Crew

8.5

Entertainment

7.8

Comfort

7.9

Reviews

1 / 10

The Delta staff are friendly and we were in Comfort+ which are very comfortable

SWISS
7.7
Good
315 reviews
Delta
7.9
Good
1,995 reviews

Food

7.2

Overall

7.9

Boarding

8.0

Crew

8.5

Entertainment

7.8

Comfort

7.9

Reviews

1 / 10

The Delta staff are friendly and we were in Comfort+ which are very comfortable

United Airlines
7.6
Good
1,141 reviews
Delta
7.9
Good
1,995 reviews

Food

7.2

Overall

7.9

Boarding

8.0

Crew

8.5

Entertainment

7.8

Comfort

7.9

Reviews

1 / 10

The Delta staff are friendly and we were in Comfort+ which are very comfortable

KLM
7.5
Good
114 reviews
Delta
7.9
Good
1,995 reviews

Food

7.2

Overall

7.9

Boarding

8.0

Crew

8.5

Entertainment

7.8

Comfort

7.9

Reviews

1 / 10

The Delta staff are friendly and we were in Comfort+ which are very comfortable

Alternative routes for Chicago to London

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Chicago to London

The chart below displays the airlines Cheapflights users traveling from Chicago to London choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Juneyao AirlinesCheapest$14Average$20FlexibilityNo cancel feeOn-time66%COVID-19 safety
Search Juneyao Airlines flights
Norwegian Air UKCheapest$330Average$566FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Norwegian Air UK flights
NorwegianCheapest$334Average$477FlexibilityNo cancel feeOn-time74%COVID-19 safety
Search Norwegian flights
IcelandairCheapest$366Average$629FlexibilityNo cancel feeOn-time76%COVID-19 safety
Search Icelandair flights
Scandinavian AirlinesCheapest$372Average$578FlexibilityNo cancel feeOn-time77%COVID-19 safety
Search Scandinavian Airlines flights
TAP AIR PORTUGALCheapest$374Average$504FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search TAP AIR PORTUGAL flights
DeltaCheapest$398Average$687FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights
KLMCheapest$427Average$658FlexibilityNo cancel feeOn-time75%COVID-19 safety
Search KLM flights
Aer LingusCheapest$468Average$599FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Aer Lingus flights
Air CanadaCheapest$483Average$1,196FlexibilityNo cancel feeOn-time67%COVID-19 safety
Search Air Canada flights

Hourly flight availability from Chicago to London

See what time of day planes typically take off from Chicago to London
1%of flight departuresEarly morningMidnight to 6 am
0%of flight departuresMorning6 am to noon
75%of flight departuresAfternoonNoon to 6 pm
24%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Chicago to London

See how many times per day planes take to the skies headed from Chicago to London
Sunday30daily flights
Monday27daily flights
Tuesday22daily flights
Wednesday26daily flights
Thursday32daily flights
Friday32daily flights
Saturday32daily flights
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.