What are the cheapest airlines to fly from Illinois to London City Airport one-way?

The cheapest airline one-way is SWISS, with whom users have recently found tickets for as low as £291. However, be on the lookout for offers from ITA Airways and United Airlines, as they are both options that can get you from Illinois to London City Airport for a low price.

What is the cheapest month to book a flight from Illinois to London City Airport?

Currently, February is the cheapest month in which you can book a flight from Illinois to London City Airport (average of £161). Flying from Illinois to London City Airport in August is currently the most expensive (average of £214). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

In terms of precipitation, rainfall in London City Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London City Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London City Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What are the most popular routes from Illinois to London City Airport?

Most travelers choose Chicago O'Hare Intl - London City, Lambert-St Louis - London City or Chicago Midway - London City when deciding on the best route from Illinois to London City Airport.

How far in advance should I book a flight from Illinois to London City Airport?

Users have found that booking a flight from Illinois to London City Airport at least 60 days early can save you up to 12% on average compared to booking a flight this week. If booking 60 days before your flight isn’t an option for you, users have found flights from Illinois to London City Airport for as little as £546 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £546 for flights departing within the next 3 days.

What is the cheapest month to fly from Illinois to London City Airport?

Our data shows that February tends to be the cheapest month to fly to London City Airport from Illinois. Users have commonly found prices around £579 for the month, but tickets can be as low as £349. Due to multiple factors, prepare for potentially higher prices in June.

What is the cheapest time of day to fly from IL to LCY?

When flying from Illinois to London City Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Illinois to London City that include hotel bookings?

Yes. In addition to deals on Illinois to London City flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Illinois to London City?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to London City.

Can I find deals for business class flights from Illinois to London City?

Yes. Cheapflights offers flight deals from Illinois to London City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£237+ Flights from Illinois to London City Airport

Cheap flight deals from Illinois to London City

Round-trip from	£395
One-way from	£237
Popular in	June
Cheapest in	February
Average price	£558

British Airways
10/9-17/9
2 total stops
29h 15m total
Illinois to London

Search Deals

6/9
3 total stops
33h 00m total
Illinois to London

Search Deals

Highest demand for flights based on searches. 21% potential increase in price (£119 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£20 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2025

Search Deals

Find flight deals from Illinois to London City

Cheapest flights from Illinois to London City
Explore the most affordable flight options available from Illinois to London City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 August 2025.

Wed 10/922:15ORD - LCY

1 stop16h 35mBritish Airways

Wed 17/909:05LCY - ORD

1 stop12h 40mBritish Airways

Deal found 1/8£395

Mon 18/814:20ORD - LCY

1 stop12h 30mSWISS

Fri 29/809:25LCY - ORD

1 stop12h 30mSWISS

Deal found 31/7£400

Wed 10/916:40ORD - LCY

1 stop10h 50mKLM

Fri 19/907:45LCY - ORD

1 stop12h 25mKLM

Deal found 1/8£431

Tue 19/813:15STL - LCY

2 stops16h 50mBritish Airways

Tue 26/813:20LCY - STL

2 stops39h 54mBritish Airways

Deal found 31/7£431

Mon 1/922:30ORD - LCY

1 stop14h 05mMultiple Airlines

Tue 16/909:25LCY - ORD

1 stop12h 30mMultiple Airlines

Deal found 31/7£432

Tue 2/916:15ORD - LCY

1 stop10h 35mDelta

Thu 18/908:40LCY - ORD

1 stop11h 30mDelta

Deal found 29/7£433

Tue 23/911:20ORD - LCY

2 stops13h 55mVirgin Atlantic

Tue 30/907:45LCY - ORD

1 stop12h 25mVirgin Atlantic

Deal found 31/7£435

Wed 6/810:46STL - LCY

2 stops14h 29mDelta

Wed 13/810:00LCY - STL

2 stops18h 02mDelta

Deal found 30/7£438

Tue 26/810:31MDW - LCY

2 stops14h 44mDelta

Tue 2/908:40LCY - MDW

2 stops15h 57mDelta

Deal found 30/7£444

Mon 1/922:30ORD - LCY

1 stop14h 05mLufthansa

Tue 9/908:45LCY - ORD

1 stop17h 10mLufthansa

Deal found 31/7£452

Wed 5/1115:50STL - LCY

1 stop19h 50mLufthansa

Thu 13/1109:40LCY - STL

2 stops20h 04mLufthansa

Deal found 31/7£454

Thu 25/917:20PIA - LCY

2 stops19h 15mLufthansa

Tue 30/917:00LCY - PIA

2 stops53h 43mLufthansa

Deal found 30/7£552

Best flights from Illinois to London City
Discover carefully curated flight deals from Illinois to London City that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 August 2025.

Wed 10/922:15ORD - LCY

1 stop16h 35mBritish Airways

Wed 17/909:05LCY - ORD

1 stop12h 40mBritish Airways

Deal found 1/8£395

Mon 18/814:20ORD - LCY

1 stop12h 30mSWISS

Fri 29/809:25LCY - ORD

1 stop12h 30mSWISS

Deal found 31/7£400

Tue 6/111:40ORD - LCY

2 stops20h 25mIberia

Mon 12/119:15LCY - ORD

2 stops28h 23mIberia

Deal found 31/7£426

Wed 10/916:40ORD - LCY

1 stop10h 50mKLM

Fri 19/907:45LCY - ORD

1 stop12h 25mKLM

Deal found 1/8£431

Mon 1/922:30ORD - LCY

1 stop14h 05mMultiple Airlines

Tue 16/909:25LCY - ORD

1 stop12h 30mMultiple Airlines

Deal found 31/7£432

Tue 2/916:15ORD - LCY

1 stop10h 35mDelta

Thu 18/908:40LCY - ORD

1 stop11h 30mDelta

Deal found 29/7£433

Tue 23/911:20ORD - LCY

2 stops13h 55mVirgin Atlantic

Tue 30/907:45LCY - ORD

1 stop12h 25mVirgin Atlantic

Deal found 31/7£435

Mon 1/922:30ORD - LCY

1 stop14h 05mLufthansa

Tue 9/908:45LCY - ORD

1 stop17h 10mLufthansa

Deal found 31/7£452

Tue 19/813:15STL - LCY

2 stops16h 50mBritish Airways

Tue 26/813:20LCY - STL

2 stops39h 54mBritish Airways

Deal found 31/7£431

Tue 26/810:31MDW - LCY

2 stops14h 44mDelta

Tue 2/908:40LCY - MDW

2 stops15h 57mDelta

Deal found 30/7£444

Wed 5/1115:50STL - LCY

1 stop19h 50mLufthansa

Thu 13/1109:40LCY - STL

2 stops20h 04mLufthansa

Deal found 31/7£454

Fri 17/1015:59STL - LCY

2 stops13h 41mDelta

Tue 21/1010:00LCY - STL

2 stops16h 23mDelta

Deal found 31/7£475

Last-minute flights from Illinois to London City
Discover last-minute flight deals from Illinois to London City. Data last updated 1 August 2025 and is based on user searches.

Wed 6/810:46STL - LCY

2 stops14h 29mDelta

Wed 13/810:00LCY - STL

2 stops18h 02mDelta

Deal found 30/7£438

Fri 8/816:15ORD - LCY

1 stop11h 15mKLM

Tue 12/809:20LCY - ORD

1 stop10h 50mKLM

Deal found 31/7£469

Sat 9/817:52STL - LCY

2 stops35h 38mBritish Airways

Sun 17/816:20LCY - STL

2 stops32h 49mBritish Airways

Deal found 31/7£477

Sun 10/816:15ORD - LCY

1 stop20h 20mVirgin Atlantic

Sun 14/919:05LCY - ORD

1 stop25h 35mVirgin Atlantic

Deal found 30/7£471

Sun 10/819:05ORD - LCY

1 stop11h 25mSWISS

Tue 19/819:20LCY - ORD

1 stop22h 50mSWISS

Deal found 30/7£498

Sun 10/820:00PIA - LCY

2 stops40h 25mBritish Airways

Sun 17/816:20LCY - PIA

2 stops32h 50mBritish Airways

Deal found 30/7£584

Sun 10/819:05ORD - LCY

1 stop11h 25mMultiple Airlines

Tue 19/808:45LCY - ORD

1 stop12h 10mMultiple Airlines

Deal found 31/7£611

Sun 10/815:00ORD - LCY

2 stops16h 10mITA Airways

Sun 14/919:15LCY - ORD

2 stops23h 55mITA Airways

Deal found 30/7£627

Mon 11/822:25ORD - LCY

1 stop13h 05mBritish Airways

Mon 18/820:30LCY - ORD

1 stop25h 15mBritish Airways

Deal found 31/7£406

Mon 11/816:15ORD - LCY

1 stop10h 35mDelta

Wed 20/809:20LCY - ORD

1 stop11h 20mDelta

Deal found 31/7£431

Tue 12/822:25ORD - LCY

1 stop17h 15mBritish Airways

Mon 18/813:20LCY - ORD

1 stop30h 10mBritish Airways

Deal found 30/7£403

Thu 14/816:15ORD - LCY

1 stop21h 25mVirgin Atlantic

Wed 20/807:45LCY - ORD

1 stop12h 55mVirgin Atlantic

Deal found 1/8£468

One-way flights from Illinois to London City
Search for one-way flight options from Illinois to London City. Find affordable one-way fares based on user searches. Data last updated 1 August 2025.

Sat 6/916:35ORD - LCY

3 stops33h 00mMultiple Airlines

Deal found 31/7£237

Mon 29/909:35MDW - LCY

2 stops26h 45mMultiple Airlines

Deal found 31/7£268

Wed 27/814:20ORD - LCY

1 stop12h 30mSWISS

Deal found 30/7£291

Sun 7/915:00ORD - LCY

1 stop13h 05mITA Airways

Deal found 30/7£300

Sun 14/915:20STL - LCY

2 stops15h 10mUnited Airlines

Deal found 31/7£339

Mon 27/1013:08MDW - LCY

2 stops13h 07mDelta

Deal found 31/7£343

Sun 10/815:30STL - LCY

1 stop18h 55mLufthansa

Deal found 30/7£344

Sat 13/915:59STL - LCY

2 stops37h 31mBritish Airways

Deal found 31/7£354

Sun 14/918:30STL - LCY

3 stops45h 10mMultiple Airlines

Deal found 31/7£394

Thu 28/813:26STL - LCY

2 stops14h 04mDelta

Deal found 31/7£476

Cheapflights Fare Finder

Use the filters below to find and compare flights from Illinois to London City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

Wed 10/9

22:15-20:50

1 stop16h 35m

London City

Wed 17/9

09:05-15:45

1 stop12h 40m

£395

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

Mon 18/8

14:20-08:50

1 stop12h 30m

London City

Fri 29/8

09:25-15:55

1 stop12h 30m

£400

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

Tue 6/1

11:40-14:05

2 stops20h 25m

London City

Mon 12/1

19:15-17:38

2 stops28h 23m

£426

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

Wed 10/9

16:40-09:30

1 stop10h 50m

London City

Fri 19/9

07:45-14:10

1 stop12h 25m

£431

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Tue 19/8

13:15-12:05

2 stops16h 50m

London City

Tue 26/8

13:20-23:14

2 stops39h 54m

£431

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

Mon 1/9

22:30-18:35

1 stop14h 05m

London City

Tue 16/9

09:25-15:55

1 stop12h 30m

£432

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

Tue 2/9

16:15-08:50

1 stop10h 35m

London City

Thu 18/9

08:40-14:10

1 stop11h 30m

£433

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

Tue 23/9

11:20-07:15

2 stops13h 55m

London City

Tue 30/9

07:45-14:10

1 stop12h 25m

£435

ChicagoLondon

MDW - LCY

MDWLCY

Chicago Midway

Tue 26/8

10:31-07:15

2 stops14h 44m

London City

Tue 2/9

08:40-18:37

2 stops15h 57m

£444

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

Mon 1/9

22:30-18:35

1 stop14h 05m

London City

Tue 9/9

08:45-19:55

1 stop17h 10m

£452

Flights are sorted by cheapest return flights first.

Deals found on 31/7

Showing 1-10 of 26 results

Best time to book a flight from Illinois to London City

Have a flexible travel schedule? Discover the best time to fly to London City from Illinois with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to London City Airport

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing London City

See what other customers who have flown with Delta, KLM, andSWISS from Illinois to London City Airport have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

7,981 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very Good

7,981 reviews

Delta

8.0

Very Good

7,981 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

KLM

7.8

Good

1,383 reviews

Delta

8.0

Very Good

7,981 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

SWISS

7.5

Good

1,686 reviews

Delta

8.0

Very Good

7,981 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,900 reviews

Delta

8.0

Very Good

7,981 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Virgin Atlantic

7.4

Good

655 reviews

Delta

8.0

Very Good

7,981 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What are the cheapest airlines to fly from Illinois to London City Airport one-way?
The cheapest airline one-way is SWISS, with whom users have recently found tickets for as low as £291. However, be on the lookout for offers from ITA Airways and United Airlines, as they are both options that can get you from Illinois to London City Airport for a low price.
What are the most popular routes from Illinois to London City Airport?
Most travelers choose Chicago O'Hare Intl - London City, Lambert-St Louis - London City or Chicago Midway - London City when deciding on the best route from Illinois to London City Airport.
Can I find deals for flights from Illinois to London City that include hotel bookings?
Yes. In addition to deals on Illinois to London City flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Illinois to London City?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to London City.
Can I find deals for business class flights from Illinois to London City?
Yes. Cheapflights offers flight deals from Illinois to London City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Illinois to London City Airport?
Currently, February is the cheapest month in which you can book a flight from Illinois to London City Airport (average of £161). Flying from Illinois to London City Airport in August is currently the most expensive (average of £214). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Hounslow

Deal

Gatwick

Slough

Luton

Wembley

Crawley

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Hayes

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Southend-on-Sea

Ipswich

Watford

Folkestone

Winchester

Maidstone

Chichester

Guildford

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How does Cheapflights help users find flights from Illinois to London City?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to London City from Illinois today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Illinois to London City?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to London City from Illinois.

Can Cheapflights find flights from Illinois to London City with no change fees?

Need flexible booking options for your flight to London City from Illinois? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Illinois to London City become cheaper?

Yes, Cheapflights offers price alerts on Illinois to London City flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Illinois to London City Airport from £237

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Illinois to London City

Keep the following information in mind while searching for Illinois to London City flight deals. Data was last updated 1 August 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Illinois to London City

Cheapest flights from Illinois to London CityExplore the most affordable flight options available from Illinois to London City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 August 2025.

Explore the most affordable flight options available from Illinois to London City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 August 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Illinois to London City Airport that are best for you.

Best time to book a flight from Illinois to London City

Have a flexible travel schedule? Discover the best time to fly to London City from Illinois with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Illinois to London City Airport

Reviews of airlines servicing London City

See what other customers who have flown with Delta, KLM, andSWISS from Illinois to London City Airport have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Illinois to London City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines to fly from Illinois to London City Airport one-way?

What are the most popular routes from Illinois to London City Airport?

Can I find deals for flights from Illinois to London City that include hotel bookings?

How can I find direct flights from Illinois to London City?

Can I find deals for business class flights from Illinois to London City?

What is the cheapest month to book a flight from Illinois to London City Airport?

Travelling to a place near London City Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Illinois to London City

See prices for flight routes from nearby airports that may be better suited for you.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Illinois to London City?

Why should you use Cheapflights to find cheap flight tickets from Illinois to London City?

Can Cheapflights find flights from Illinois to London City with no change fees?

Can Cheapflights notify me if prices for flights from Illinois to London City become cheaper?

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Cheapest flights from Illinois to London City
Explore the most affordable flight options available from Illinois to London City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 August 2025.