London (LHR) to Chicago (ORD)

Flight Distance & Air Miles

✈️ 3,942
miles
6,344
kilometers
3,425
nautical miles

🕐 8h 1m
Flight Time
🧭 NW (298°)
Direction
🌍 -6h
Time Difference

💳 Frequent Flyer Miles You'll Earn

Airline Base Miles Elite Total
🇺🇸
American Airlines
AAdvantage
3,942 6,307
Platinum
🔺
Delta Air Lines
SkyMiles
3,942 6,307
Gold Medallion
United Airlines
MileagePlus
3,942 5,913
Premier Gold
❤️
Southwest Airlines
Rapid Rewards
3,942 5,913
A-List Preferred
🏔️
Alaska Airlines
Mileage Plan
3,942 7,884
MVP Gold
🔵
JetBlue Airways
TrueBlue
3,942 5,913
Mosaic

* Elite bonus miles shown for mid-tier status. Actual miles earned depend on your fare class and elite status level.

Calculate Another Route

💡 Did You Know?

This international flight from United Kingdom to United States requires a valid passport. Remember to check visa requirements before traveling!

✈️ Flight Details

The LHR to ORD route connects London, United Kingdom with Chicago, United States. This long-haul flight covers 3,942 miles and typically uses wide-body aircraft like Boeing 777 or Airbus A350.

This international flight crosses from United Kingdom to United States. Remember to check passport and visa requirements. The flight follows a NW bearing of 298° from London. There is a 6 hour time difference between the airports.

🛫 About LHR

London Heathrow Airport

London Heathrow Airport (LHR) is the busiest airport in Europe and the UK's main international gateway.

🛬 About ORD

Chicago O'Hare International Airport

Chicago O'Hare International Airport (ORD) is one of the world's busiest airports and a major hub in the United States.

❓ Frequently Asked Questions

The flight distance from London Heathrow Airport to Chicago O'Hare International Airport is 3,942 miles (6,344 kilometers). This is the great circle distance - the shortest path between the two airports.
Direct flights from LHR to ORD typically take around 8h 1m. Return flights may vary slightly due to prevailing winds.
You'll earn approximately 3,942 base miles on most airline loyalty programs. Elite status members earn bonus miles on top of this base amount.
Multiple airlines typically operate this route. Check with major carriers including American, Delta, United, and other airlines that serve these airports.