Aer Lingus Chicago to London Flights

Return flight: London – Chicago
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Cheapflightsplus.com will find cheap Aer Lingus flights from Chicago to London. Compare airline ticket prices and book air tickets starting from $683 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of Aer Lingus, arrivals and departure details below.

Find Cheap Airfare Chicago (IL) — London by Aer Lingus

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in february: one-way - $683, two-way – $1171.
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Cheap Flights from Chicago to London by Aer Lingus

Look at the list of plane tickets for the most connecting flights by Aer Lingus, their prices start from $683. There’re no direct flights. The fastest connecting flight – 10h 25m.
Price Departure Arrival Flight Time Airline Flight
from $683
Find flight
9:00 pm
Chicago
O'Hare International
 4:50 pm+1 день
London
Heathrow
 13h 50m
layover
5h 10m - Dublin
 Aer Lingus
EI124
EI172
Show All Flights
*Departure and arrival times are local. Prices are for one-way flights. Information refreshed on 01/22/2025
Below is a detailed 2025 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.
Departure Arrival Flight Details Flight Time Price
9:00 pm — 4:50 pm
+1 day
9:00 pm — 10:20 am EI124 Aer Lingus
Chicago — Dublin
5h 10m stop
3:30 pm — 4:50 pm EI172 Aer Lingus
Dublin — London
13h 50m
including layover
Find flight
from$683
9:00 pm — 1:25 pm
+1 day
7:40 pm — 9:00 am EI124 Aer Lingus
Chicago — Dublin
1h 45m stop
12:05 pm — 1:25 pm EI164 Aer Lingus
Dublin — London
10h 25m
including layover
Find flight
from$683
9:00 pm — 3:35 pm
+1 day
7:40 pm — 9:00 am EI124 Aer Lingus
Chicago — Dublin
3h 55m stop
2:15 pm — 3:35 pm EI168 Aer Lingus
Dublin — London
12h 35m
including layover
Find flight
from$683
9:00 pm — 5:50 pm
+1 day
9:00 pm — 10:20 am EI124 Aer Lingus
Chicago — Dublin
6h 10m stop
4:30 pm — 5:50 pm EI174 Aer Lingus
Dublin — London
14h 50m
including layover
Find flight
from$690
9:00 pm — 2:25 pm
+1 day
7:40 pm — 9:00 am EI124 Aer Lingus
Chicago — Dublin
2h 45m stop
1:05 pm — 2:25 pm EI166 Aer Lingus
Dublin — London
11h 25m
including layover
Find flight
from$690
9:00 pm — 7:50 pm
+1 day
9:00 pm — 10:20 am EI124 Aer Lingus
Chicago — Dublin
8h 10m stop
6:30 pm — 7:50 pm EI178 Aer Lingus
Dublin — London
16h 50m
including layover
Find flight
from$700
9:00 pm — 8:05 am
+2 days
7:40 pm — 9:00 am EI124 Aer Lingus
Chicago — Dublin
20h 20m stop
6:40 am — 8:05 am EI152 Aer Lingus
Dublin — London
29h 5m
including layover
Find flight
from$706
9:00 pm — 9:50 pm
+1 day
9:00 pm — 10:20 am EI124 Aer Lingus
Chicago — Dublin
10h 10m stop
8:30 pm — 9:50 pm EI8329 Aer Lingus
Dublin — London
18h 50m
including layover
Find flight
from$712
9:00 pm — 5:30 pm
+1 day
9:00 pm — 10:20 am EI124 Aer Lingus
Chicago — Dublin
5h 40m stop
4:00 pm — 5:30 pm EI8367 Aer Lingus
Dublin — London
14h 30m
including layover
Find flight
from$729
9:00 pm — 8:35 am
+2 days
9:00 pm — 10:20 am EI124 Aer Lingus
Chicago — Dublin
20h 40m stop
7:00 am — 8:35 am EI8361 Aer Lingus
Dublin — London
29h 35m
including layover
Find flight
from$833
9:00 pm — 7:10 pm
+1 day
9:00 pm — 10:20 am EI124 Aer Lingus
Chicago — Dublin
7h 30m stop
5:50 pm — 7:10 pm EI8327 Aer Lingus
Dublin — London
16h 10m
including layover
Find flight
from$886
9:00 pm — 9:00 pm
+1 day
9:00 pm — 10:20 am EI124 Aer Lingus
Chicago — Dublin
9h 25m stop
7:45 pm — 9:00 pm EI184 Aer Lingus
Dublin — London
18h
including layover
Find flight
from$912
9:00 pm — 2:00 pm
+1 day
7:40 pm — 9:00 am EI124 Aer Lingus
Chicago — Dublin
2h 10m stop
11:10 am — 12:40 pm EI8365 Aer Lingus
Dublin — London
11h
including layover
Find flight
from$1023
9:00 pm — 5:15 pm
+1 day
9:00 pm — 10:20 am EI124 Aer Lingus
Chicago — Dublin
5h 30m stop
4:00 pm — 5:25 pm EI8337 Aer Lingus
Dublin — London
14h 15m
including layover
Find flight
from$1050
*Departure and arrival times are local. Last updated on 01/22/2025

Flight Information

There are 15 flights by Aer Lingus from Chicago to London every week with departures from Chicago FSS, Midway, O'Hare International, Chicago NAS, Merrill C Meigs (closed), Dupage County, Pal-Waukee. All flights arrive at Gatwick, London City, Heathrow, Luton, Stansted, Stratford International Rail St, Ebbsfleet International Rail St, London Biggin Hill, London-Waterloo, British Rail Terminal.

Departures start from 9:00 pm to 9:00 pm. Nonstop flight is 10h 25m. The time difference between Chicago and London is 6h.

  • The fastest flight 10h 25m
  • Average flight time 14h 40m
  • The earliest flight 9:00 pm
  • The latest flight 9:00 pm
  • Distance 3948 ml

The cheapest months for traveling to London are february (from 683 $), january (from 690 $), november (from 694 $).

The most expensive and popular months are december (from 702 $), november (from 694 $), january (from 690 $).

The cheapest flight by Aer Lingus that our users were able to find is $683. This airfare is economy class on one-way EI124 flight for February 21, 2025 leaving O'Hare International in Chicago at 9:00 pm, it includes all taxes and additional fees.

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Aer Lingus Airplanes on the Route

List of the most popular Aer Lingus airplanes flying from Chicago to London:

Other Popular Airlines on the Route

Besides Aer Lingus there are other 19 airline carriers between Chicago and London. Please review schedules and prices from the most popular airlines to find the best airfare deals from Chicago to London.

Nonstop flights

There are 17 direct flights every day from Chicago. Airlines and fares are below:

See more direct flights

Connecting Flights

List of flights with layovers (1 and more stops):

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How to book an air ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected airfare.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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