Menu

Cheap flights from Illinois (IL) to Heathrow (LHR)

Know your dates, get live prices in seconds:

From
To
Depart
–
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
Add another flight clear all

We work with more than 300 partners to bring you better travel deals

Cheap flights from Illinois to Heathrow

Last minute flights from Illinois to Heathrow

Late deals on round-trip flights to Heathrow from Illinois, departing today and this week
18 Nov - 24 Nov
$501pp
ORD
Chicago O'Hare Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
ORD
Chicago O'Hare Intl
20 Nov - 29 Nov
$501pp
ORD
Chicago O'Hare Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
ORD
Chicago O'Hare Intl
15 Nov - 19 Nov
$519pp
ORD
Chicago O'Hare Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
ORD
Chicago O'Hare Intl

Departure points for flights from Illinois to Heathrow

Show more

Destination information for Heathrow

Things to know before you go. Useful info for your trip from Illinois to Heathrow
Today's exchange rate
$1.00 = £0.78
Average temperature for November in Heathrow
51.8 °F
Avg rainfall for November in Heathrow
2.4 ″

Airports servicing

Belleville (BLV)
Bloomington (BMI)
Champaign (CMI)
Decatur (DEC)
Moline (MLI)
Marion (MWA)

Airports servicing London

Heathrow (LHR)

Popular flight searches

Check out other popular destinations found by fellow travelers

Related info for your journey

Useful info, stats and facts about Illinois to Heathrow flights.

Flight FAQs

From Illinois to Heathrow

How popular is this flight route?

Within the past month, 30 users have taken a look at flights from Illinois to London Heathrow.

What are the most popular airlines that fly from Illinois to Heathrow?

Before booking your flight from Illinois to Heathrow check out the most popular airlines for this route: Alitalia, Iberia or KLM.

What are the most popular routes from Illinois to Heathrow?

The most popular route from Illinois to Heathrow is Chicago O'Hare Intl - London Heathrow. You may also consider Chicago Midway - London Heathrow or Bloomington-Normal - London Heathrow.

What are the cheapest Flights from Illinois to Heathrow?

While on average a flight from Illinois to Heathrow is generally $655, our data shows the cheapest flight currently is $61. When looking at the most popular route, (Chicago O'Hare Intl - London Heathrow), you can expect to pay $366 for that flight.

What are the most reliable airlines from Illinois to Heathrow?

Consider Air Canada (82%), Austrian Airlines (82%) or SWISS (82%) when booking your flight. These represent the most reliable airlines when flying from Illinois to Heathrow.

Related searches

Flights to Heathrow from Illinois
Flights to Illinois Flights to Heathrow

Rent a Car

Car Rentals at Heathrow Car Rentals in England