Flights from Chicago to London available from
Fly in the next three months: flights from Chicago to London
Chicago (ORD)to
London (LHR)Chicago (ORD)to
London (LHR)Chicago (ORD)to
London (LON)Chicago (ORD)to
London (LON)Chicago (ORD)to
London (LON)Chicago (ORD)to
London (LON)Chicago (ORD)to
London (LON)Chicago (ORD)to
London (LHR)Chicago (ORD)to
London (LON)Chicago (ORD)to
London (LON)Chicago (ORD)to
London (LHR)Chicago (ORD)to
London (LHR)*Fares displayed have been collected within the last 72hrs and may no longer be available at the time of booking
Plan ahead for your trip from Chicago to London with Icelandair
FromChicago (ORD) | ToLondon (LHR) | Round trip / Economy | Apr 17 2025 - Apr 27 2025 | From USD 828* Seen: 2 days ago |
FromChicago (ORD) | ToLondon (LON) | Round trip / Economy | Nov 24 2024 - Nov 29 2024 | From USD 608* Seen: 1 day ago |
FromChicago (ORD) | ToLondon (LON) | Round trip / Economy | Mar 29 2025 - Apr 13 2025 | From USD 766* Seen: 2 days ago |
FromChicago (ORD) | ToLondon (LON) | Round trip / Economy | Apr 12 2025 - Apr 27 2025 | From USD 771* Seen: 2 days ago |
FromChicago (ORD) | ToLondon (LON) | Round trip / Economy | Apr 24 2025 - Apr 28 2025 | From USD 796* Seen: 2 days ago |
FromChicago (ORD) | ToLondon (LON) | Round trip / Economy | Nov 21 2024 - Nov 27 2024 | From USD 864* Seen: 2 days ago |
FromChicago (ORD) | ToLondon (LHR) | Round trip / Economy | Mar 15 2025 - Mar 21 2025 | From USD 715* Seen: 14 hrs ago |
FromChicago (ORD) | ToLondon (LHR) | Round trip / Economy | Mar 14 2025 - Mar 20 2025 | From USD 775* Seen: 14 hrs ago |
FromChicago (ORD) | ToLondon (LHR) | Round trip / Economy | Feb 12 2025 - Feb 21 2025 | From USD 834* Seen: 4 hrs ago |
*Fares displayed have been collected within the last 72hrs and may no longer be available at the time of booking
Flights to London from Chicago
Marvel in all the grandeur of Buckingham Palace, witness the iconic silhouette of Big Ben standing tall against the Thames, or immerse yourself in the artistic wonders of the National Portrait Gallery - these are just a few of the countless captivating sights that await you in London.
For an unparalleled in-flight experience, choose Icelandair to fly from Chicago (ORD) to London Heathrow (LHR) or Gatwick (LGW).
FAQs about travel from Chicago to London
Helpful information for US travelers visiting London
What is the flight duration from Chicago to London?
It takes around 8 hours to fly from Chicago O’Hare International (ORD) to London Gatwick or Heathrow Airport. However, this does not account for any stopovers you have planned, which will extend your overall journey time.
When you book flights to London from Chicago with Icelandair, you can also choose to add a Stopover in Iceland for up to 7 days at no extra airfare.
When is the best time to fly from Chicago (ORD) to London (LHR)?
The best time to visit London depends on what you’d like to do once you arrive. Spring in London is a sight to behold as cherry blossoms paint the streets beautiful shades of pink. It’s the perfect temperature for some sightseeing, too.
On the other hand, London’s festive spirit and celebrations during the winter are unrivaled. The cheapest time to book flights from Chicago to London is generally between January and February, a quieter season in London and a good time to enjoy the city without the crowds.
Which airport in London will I fly to from Chicago?
Passengers booking plane tickets from Chicago to London can fly into London Heathrow Airport (LHR) or Gatwick Airport (LGW).
You can use the flight finder tool above to select flights to your preferred airport.
How can I find cheap flights from Chicago to London?
Being flexible about when you fly, as well as which London airport you fly to can help you find a good deal on your tickets.
We also recommend checking our flight deals regularly and booking in advance to secure the best airfare.
Does Icelandair offer direct flights from Chicago to London?
Passengers flying from Chicago to London with Icelandair will connect at Keflavik International Airport. From there, you will fly directly to London. The flight from KEF to LHR is around 3 hours.
Visit our support hub for more information on flying from the US with Icelandair, including baggage allowances and visa information.