
Book Cheap Aer Lingus flight from Chicago (CHI) to London (LON) from CA $563
Find The Best Day to Book a Cheap Aer Lingus Flights From Chicago to London
Cheapest Aer Lingus Flights from Chicago (CHI) to London (LON)
The cheapest flights to LON-All Airports found within the past 7 days were CA $782 round trip and CA $563 one way. Prices and availability subject to change. Additional terms may apply.
Grab a great Aer Lingus flight from CHI to LON
To find a great deal on Aer Lingus flights with Travelocity, simply enter your origin and destination airports, pick your travel dates, and hit search. From here, you can sort by price, flight duration, and arrival/departure time. You can also filter to find nonstop flights.
Flying Aer Lingus Illinois to England gives you fights to choose from. With that direct flight time of , you’ll be touching down before you know it.
Find cheap flights with Aer Lingus between Illinois and England
Aer Lingus has a range of great fares on stacks of flights, and to find the most affordable for you, there are a few tricks you can try. Booking in advance, for example, is a great way to grab a fantastic deal. Also, choose the cheapest month, if you can. One-way flights from Illinois to England with Aer Lingus are January.
The more flexible you are, the more affordable flights you’re likely to find. Consider one-way flights and connecting flights, as well as standard roundtrip and direct options. Even if you’re flying today, cheap last-minute flights are easy to find by entering your travel dates and hitting search.
Reasons to book your Aer Lingus flights with Travelocity
Travelocity makes it easy to book a seat, anywhere in the world. The vast inventory, fast search, and advanced filters put some of the best deals on the planet in one place. Whether you’re traveling on business, with friends, family, or on your own, take your pick from some fantastic options. And with free cancellation and pay later options, you can travel more and worry less.
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 |
Travelers ❤️ these 🏨 after their flight to London

Zedwell Piccadilly Circus
The climate was great. I can't say anything about the parking. I didn't have a car, but everything was walkable.
Reviewed on Oct 27, 2025

The Tower Hotel, by Thistle
We love love love this Hotel. Staff lovely , helpful . Room comfy and well equipped .view of Tower Bridge was outstanding and completed our stay
Reviewed on Oct 28, 2025

Strand Palace Hotel
The hotel is in a great location. The staff were very friendly and customer oriented.
Reviewed on Oct 27, 2025
Want more than a(n) Aer Lingus Flight from Chicago to London?
Domestic
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International
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