
$393 Cheap Aer Lingus flights from Chicago to London (ORD to LHR)
Find The Best Day To Fly from Chicago to London
Amazing Aer Lingus ORD to LHR Flight Deals
The cheapest flights to Heathrow found within the past 7 days were $487 round trip and $393 one way. Prices and availability subject to change. Additional terms may apply.
LHR From ORD Economy Coach Packages on Similar Airlines



Frequently asked questions
Discover our best Aer Lingus flight from Chicago ORD to London LHR
To find the best deals on flights to Chicago from London with Aer Lingus, just enter your travel dates, filter by Aer Lingus, and hit search. You’ll find 2 flights to choose from and can sort by price, flight duration, and arrival or departure time.
Return flights from Chicago ORD to London LHR with Aer Lingus
If you’re planning a round trip, booking return flights with Aer Lingus is usually the most cost-effective option. With airfares ranging from $487 to $487, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply.
Book one-way Aer Lingus flights from Chicago ORD to London LHR
A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way Aer Lingus flight from Chicago to London costs from $393. Prices and availability subject to change. Additional terms may apply.
The easy way to find cheap flights to London LHR from Chicago ORD with Aer Lingus
To find a cheap Aer Lingus flight from Chicago ORD to London LHR, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference.
How to find our best airfare deals on Aer Lingus flights from Chicago ORD to London LHR
If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as August, or if you book a flight with a stopover.
Find nonstop flights from Chicago ORD to London LHR with Aer Lingus
If you’re keen to be on London soil fast, don’t waste time with a stopover—filter your search results to show direct Aer Lingus flights only. The journey takes around 7 hour(s) 50 min(s) – so you’ll be there before you know it.
Flexible airline tickets for Aer Lingus flights from Chicago ORD to London LHR
Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.
There are a lot of reasons to book your flights to London LHR from Chicago ORD with Aer Lingus on Travelocity
At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.
Airport code | Country | Airport name | Number of flights |
---|---|---|---|
ORD | USA | O'Hare Intl. | 43 |
DUB | IRL | Dublin | 16 |
LHR | GBR | Heathrow | 7 |
BOS | USA | Logan Intl. | 7 |
JFK | USA | John F. Kennedy Intl. | 5 |
MSN | USA | Dane County Regional | 4 |
IAH | USA | George Bush Intercontinental | 4 |
LAX | USA | Los Angeles Intl. | 3 |
STL | USA | Lambert-St. Louis Intl. | 3 |
GRR | USA | Gerald R. Ford Intl. | 3 |
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Popular Aer Lingus Flight Routes from ORD
Top Aer Lingus Flight Routes from LHR
Top Flights for Aer Lingus originating from ORD
Domestic
- Chicago to London (ORD - LHR)
- New York to Madrid (JFK - MAD)
- New York to Barcelona (JFK - BCN)
- Newark Liberty Intl. Airport to Rome (EWR - FCO)
- San Francisco to London (SFO - LHR)
- New York to Lisbon (JFK - LIS)
- Newark Liberty Intl. Airport to Paris (EWR - CDG)
- Chicago to Paris (ORD - CDG)
- Newark Liberty Intl. Airport to London (EWR - LHR)
- Los Angeles to London (LAX - LHR)
International
- New York to Paris (JFK - CDG)
- Boston to London (BOS - LHR)
- Baltimore to London (BWI - LHR)
- New York to Dublin (JFK - DUB)
- New York to London (JFK - LCY)
- Chicago to Paris (ORD - CDG)
- Newark Liberty Intl. Airport to Rome (EWR - FCO)
- New York to Lisbon (JFK - LIS)
- Chicago to London (ORD - LHR)
- New York to Barcelona (JFK - BCN)
Most Popular
- Phoenix to Chicago (PHX - ORD)
- Chicago to Denver (ORD - DEN)
- Los Angeles to Chicago (LAX - ORD)
- Chicago to Las Vegas (ORD - LAS)
- Philadelphia to Chicago (PHL - ORD)
- Chicago to Miami (ORD - MIA)
- Chicago to Fort Myers (ORD - RSW)
- Chicago to Washington (ORD - DCA)
- New York to Chicago (JFK - ORD)
- Chicago to New York (ORD - LGA)
- Chicago to Orlando (ORD - MCO)
- Chicago to Tampa (ORD - TPA)
- Chicago to Mexico City (ORD - MEX)
- Chicago to San Diego (ORD - SAN)
- Chicago to Phoenix (ORD - PHX)
- Chicago to Dallas (ORD - DFW)
- Chicago to Atlanta (ORD - ATL)
- Chicago to Nashville (ORD - BNA)
- Chicago to Philadelphia (ORD - PHL)
- Chicago to San Francisco (ORD - SFO)
- Tampa to Chicago (TPA - ORD)
- Dallas to Chicago (DFW - ORD)
- Chicago to Fort Lauderdale (ORD - FLL)
- Chicago to Boston (ORD - BOS)
- Orlando to Chicago (MCO - ORD)
- San Francisco to Chicago (SFO - ORD)
- Raleigh to Chicago (RDU - ORD)
- Denver to Chicago (DEN - ORD)
- Chicago to Los Angeles (ORD - LAX)
- Chicago to Cancun (ORD - CUN)