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Cheap flights from Chicago to London from $185

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to London departing on 7/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
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Sun 5/26

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Easily compare round-trip flights from Chicago to London

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Chicago to London by changing tabs
Finnair
Nov 6
ORD6:35 pmChicago O'Hare Intl
7h 40m
LHR8:15 amLondon Heathrow
Nov 20
LHR1:10 pmLondon Heathrow
8h 55m
ORD4:05 pmChicago O'Hare Intl
TAP AIR PORTUGAL
Nov 3
ORD8:25 pmChicago O'Hare Intl
18h 25m
2 stops
LGW8:50 pmLondon Gatwick
Nov 5
LGW4:35 pmLondon Gatwick
28h 55m
1 stop
ORD3:30 pmChicago O'Hare Intl
Multiple Airlines
Oct 1
ORD5:19 pmChicago O'Hare Intl
14h 11m
1 stop
LGW1:30 pmLondon Gatwick
Oct 8
LGW12:00 pmLondon Gatwick
15h 57m
1 stop
ORD9:57 pmChicago O'Hare Intl
Icelandair
Aug 19
ORD10:15 pmChicago O'Hare Intl
16h 05m
1 stop
LHR8:20 pmLondon Heathrow
Aug 25
LHR9:25 pmLondon Heathrow
26h 50m
1 stop
ORD6:15 pmChicago O'Hare Intl
Scandinavian Airlines
Oct 26
ORD8:00 pmChicago O'Hare Intl
15h 00m
1 stop
LHR4:00 pmLondon Heathrow
Oct 27
LHR9:05 pmLondon Heathrow
27h 00m
2 stops
ORD7:05 pmChicago O'Hare Intl
Aer Lingus
Nov 3
ORD3:55 pmChicago O'Hare Intl
12h 25m
1 stop
LHR10:20 amLondon Heathrow
Nov 10
LHR9:50 amLondon Heathrow
14h 05m
1 stop
ORD5:55 pmChicago O'Hare Intl

Find the cheapest one-way flights from Chicago to London

If you're looking for one-way flights from Chicago to London, view some of our deals below provided by Air Canada, Finnair and Icelandair
Multiple Airlines
Jul 16
MDW8:13 pmChicago Midway
28h 47m
1 stop
LGW7:00 amLondon Gatwick
Icelandair
Oct 1
ORD7:25 pmChicago O'Hare Intl
18h 55m
1 stop
LHR8:20 pmLondon Heathrow
Air Canada
May 21
ORD2:15 pmChicago O'Hare Intl
10h 20m
1 stop
LHR6:35 amLondon Heathrow

Search last-minute flights to London from Chicago

Find and compare round-trip flight prices for your last-minute flight from Chicago to London
Finnair
May 24
ORD8:20 amChicago O'Hare Intl
7h 50m
LHR10:10 pmLondon Heathrow
May 27
LHR8:10 amLondon Heathrow
8h 35m
ORD10:45 amChicago O'Hare Intl
Multiple Airlines
May 21
ORD5:36 pmChicago O'Hare Intl
30h 44m
2 stops
LGW6:20 amLondon Gatwick
Jun 4
LGW10:00 amLondon Gatwick
17h 56m
1 stop
ORD9:56 pmChicago O'Hare Intl
Delta
May 15
ORD2:02 pmChicago O'Hare Intl
13h 58m
1 stop
LGW10:00 amLondon Gatwick
May 22
LGW12:00 pmLondon Gatwick
14h 11m
1 stop
ORD8:11 pmChicago O'Hare Intl
Air France
May 15
ORD9:32 amChicago O'Hare Intl
18h 28m
2 stops
LGW10:00 amLondon Gatwick
May 21
LGW12:00 pmLondon Gatwick
14h 55m
2 stops
ORD8:55 pmChicago O'Hare Intl
SWISS
May 20
ORD7:15 pmChicago O'Hare Intl
16h 35m
1 stop
LGW5:50 pmLondon Gatwick
May 29
LGW6:45 pmLondon Gatwick
23h 25m
1 stop
ORD12:10 pmChicago O'Hare Intl
United Airlines
May 20
ORD7:10 amChicago O'Hare Intl
20h 30m
1 stop
LHR9:40 amLondon Heathrow
May 27
LHR10:50 amLondon Heathrow
31h 25m
1 stop
ORD12:15 pmChicago O'Hare Intl

Best airlines flying from Chicago to London

Compare and see reviews for airlines that fly from Chicago to London with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $253Free CancellationRating
7.0
7,666 reviews
Search Lufthansa flights
Scandinavian AirlinesPriceFrom $414Free CancellationRating
7.4
1,417 reviews
Search Scandinavian Airlines flights
DeltaPriceFrom $451Free CancellationRating
8.0
10,706 reviews
Search Delta flights
IcelandairPriceFrom $503Free CancellationRating
7.0
1,300 reviews
Search Icelandair flights
TAP AIR PORTUGALPriceFrom $512Free CancellationRating
7.1
2,145 reviews
Search TAP AIR PORTUGAL flights
Aer LingusPriceFrom $529Free CancellationRating
7.2
1,336 reviews
Search Aer Lingus flights
IberiaPriceFrom $570Free CancellationRating
7.1
2,748 reviews
Search Iberia flights
United AirlinesPriceFrom $572Free CancellationRating
7.4
10,959 reviews
Search United Airlines flights
Air CanadaPriceFrom $573Free CancellationRating
7.0
6,936 reviews
Search Air Canada flights
American AirlinesPriceFrom $582Free CancellationRating
7.3
14,561 reviews
Search American Airlines flights
  • Finnair Flights From Chicago to London

    Across 21 Finnair flights from Chicago to London this week, the average price was $843, with the best Finnair deals starting from $588 round-trip. 1,377 users have rated Finnair on momondo, with an average score of 7.7/10.

  • SWISS Flights From Chicago to London

    The best SWISS deal for Chicago to London flight tickets found on momondo in the last 72 hours was $617, round-trip. It should be noted that an average SWISS flight deal for this route in this time was higher, at $803 round-trip. SWISS operates 13 flights out of Chicago into London in an average week, so prices vary by time and availability. 1,993 SWISS reviews by users on momondo have scored the airline at 7.7/10.


SWISS flights from Chicago to London

Our best SWISS deals on Chicago to London flight tickets
SWISS
May 20
ORD7:15 pmChicago O'Hare Intl
16h 35m
1 stop
LGW5:50 pmLondon Gatwick
May 29
LGW6:45 pmLondon Gatwick
23h 25m
1 stop
ORD12:10 pmChicago O'Hare Intl
SWISS
May 19
ORD7:15 pmChicago O'Hare Intl
15h 05m
1 stop
LHR4:20 pmLondon Heathrow
Jun 10
LHR8:05 pmLondon Heathrow
22h 05m
1 stop
ORD12:10 pmChicago O'Hare Intl
SWISS
May 15
ORD7:15 pmChicago O'Hare Intl
16h 40m
1 stop
LGW5:55 pmLondon Gatwick
May 21
LGW6:45 pmLondon Gatwick
23h 25m
1 stop
ORD12:10 pmChicago O'Hare Intl

Icelandair flights from Chicago to London

Our best Icelandair deals on Chicago to London flight tickets
Icelandair
Aug 19
ORD10:15 pmChicago O'Hare Intl
16h 05m
1 stop
LHR8:20 pmLondon Heathrow
Aug 25
LHR9:25 pmLondon Heathrow
26h 50m
1 stop
ORD6:15 pmChicago O'Hare Intl
Icelandair
Aug 19
ORD7:25 pmChicago O'Hare Intl
18h 55m
1 stop
LHR8:20 pmLondon Heathrow
Aug 25
LHR9:25 pmLondon Heathrow
26h 50m
1 stop
ORD6:15 pmChicago O'Hare Intl
Icelandair
Sep 14
ORD10:15 pmChicago O'Hare Intl
16h 05m
1 stop
LHR8:20 pmLondon Heathrow
Sep 25
LHR1:05 pmLondon Heathrow
11h 15m
1 stop
ORD6:20 pmChicago O'Hare Intl

Cheap Chicago to London (CHI to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to London

Best Price Found

$185

Fastest flight time

7h 35m

Direct flights

Every day

Airports in London

2 airports
The best one-way flight to London from Chicago in the past 72 hours is $185. The best round-trip flight deal from Chicago to London found on momondo in the last 72 hours is $464.
The fastest flight from Chicago to London takes 7h 35m
Direct flights go from Chicago to London every day.
There are 2 airports near London: London Heathrow (LHR), London Gatwick (LGW)

  • How far is Chicago to London by plane?

    A flight from Chicago to London will travel around 3945.2 mi. Flights usually cover this in 7h 35m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Chicago to London?

    Prices for flights from Chicago to London refresh daily.

  • How many operators does momondo search for flights from Chicago to London?

  • How old do you have to be to fly from Chicago to London?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago to London.

  • What documentation or ID do you need to fly to London?

    The travel and health documents you'll need for your trip to London may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.


  • How do I get Price Alerts for flights from Chicago to London?

    Price Alerts will notify you by email when the price for flights to London from Chicago decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Chicago to London with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.


Why use momondo?

Why should I use momondo to find a flight deal from Chicago to London?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to London. momondo saves you time and could save you money on your trip.

Can I find flights from Chicago to London with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to London from Chicago with this policy.

How can momondo help me find flights from Chicago to London?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Chicago.

I’m not ready to book a flight from Chicago to London right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to London from Chicago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


An easier way to manage your London trip

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From?
To?
Sun 5/19
Sun 5/26
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Find better results for your stay in the United Kingdom

Fly into one of these airports located in London
Airports listed have a maximum distance of 35.6 mi from London