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Cheap flights from Wisconsin to London from £177

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 18/1. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — LON
17 jan — 24 jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Wisconsin to London

Enter your travel dates to find the best prices.

Cheapest flights from Wisconsin to London
Explore the most affordable flight options available from Wisconsin to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 dezembro 2025.

ter 30/1218:30ORD - LHR
1 stop10h 20mIcelandair
sáb 31/112:15LHR - ORD
1 stop11h 05mIcelandair
Deal found 16/12£419
seg 29/1218:30ORD - LHR
1 stop19h 00mIcelandair
seg 12/112:15LHR - ORD
1 stop35h 05mIcelandair
Deal found 16/12£427
qua 31/1213:24ORD - LHR
1 stop11h 16mAustrian Airlines
sex 9/116:20LHR - ORD
1 stop32h 17mAustrian Airlines
Deal found 16/12£452
seg 29/1215:55ORD - LHR
2 stops22h 40mMultiple Airlines
seg 12/120:05LHR - ORD
1 stop22h 40mMultiple Airlines
Deal found 16/12£465
qua 31/1213:24ORD - LHR
1 stop11h 16mAustrian Airlines
qui 8/112:05LHR - ORD
1 stop12h 32mAustrian Airlines
Deal found 14/12£473
qua 31/1216:10ORD - LHR
1 stop18h 10mSWISS
dom 11/120:05LHR - ORD
1 stop22h 40mSWISS
Deal found 16/12£479
qua 31/1217:50ORD - LHR
Nonstop8h 05mUnited Airlines
sex 9/107:25LHR - ORD
Nonstop9h 20mUnited Airlines
Deal found 14/12£479
qua 31/1216:10ORD - LHR
1 stop19h 40mSWISS
qua 7/120:05LHR - ORD
2 stops48h 05mSWISS
Deal found 17/12£481
ter 30/1207:05ORD - LHR
1 stop18h 05mUnited Airlines
sex 9/110:25LHR - ORD
Nonstop9h 20mUnited Airlines
Deal found 15/12£482
ter 30/1218:35ORD - LCY
2 stops32h 50mSWISS
qui 8/109:15LCY - ORD
2 stops34h 55mSWISS
Deal found 14/12£511
qua 31/1216:20ORD - LCY
1 stop19h 20mLufthansa
qua 7/118:10LCY - ORD
2 stops26h 00mLufthansa
Deal found 17/12£526
qua 31/1216:10ORD - LCY
1 stop11h 15mSWISS
qui 8/117:40LCY - ORD
2 stops26h 30mSWISS
Deal found 14/12£544

Find flight deals from Wisconsin to London

Keep the following information in mind while searching for Wisconsin to London flight deals. Data was last updated 18 dezembro 2025.

Round-trip from

£408

One-way from

£177

Popular in

June

Cheapest in

September

Average price

£794
Icelandair
  • Icelandair
  • 18/3-24/3
  • 2 total stops
  • 21h 25m total
  • Wisconsin to London
Search Deals
WestJet
  • WestJet
  • 18/1
  • 2 total stops
  • 18h 35m total
  • Wisconsin to London
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£90 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Wisconsin to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 dezembro 2025.
Use the filters below to find and compare flights from Wisconsin to London that are best for you.

Fly from

Wisconsin

Fly to

London

Route

Depart

Return

Price

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

qui 8/1

18:30-20:30

2 stops20h 00m

London Luton

ter 20/1

09:00-17:20

2 stops14h 20m

£410

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

ter 3/3

18:30-14:50

1 stop14h 20m

London Luton

ter 10/3

07:00-18:20

1 stop16h 20m

£421

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

qua 4/3

18:30-12:55

1 stop12h 25m

London Luton

seg 9/3

08:00-18:20

1 stop15h 20m

£429

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

seg 2/3

18:30-14:00

1 stop13h 30m

London Luton

ter 10/3

07:00-18:20

1 stop16h 20m

£436

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

qui 12/2

19:20-16:00

1 stop14h 40m

London Heathrow

qui 19/3

06:40-17:45

1 stop16h 05m

£437

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

dom 1/2

19:10-19:55

2 stops18h 45m

London Heathrow

qui 5/2

19:30-16:45

1 stop27h 15m

£442

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

sex 23/1

19:20-16:25

2 stops15h 05m

London Heathrow

ter 27/1

19:50-16:45

2 stops26h 55m

£443

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

dom 15/2

19:10-16:00

1 stop14h 50m

London Heathrow

sáb 14/3

06:40-17:45

1 stop16h 05m

£444

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

dom 11/1

21:05-11:15

Nonstop8h 10m

London Heathrow

qua 21/1

09:00-16:20

1 stop13h 20m

£464

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

qua 14/1

15:45-05:55

Nonstop8h 10m

London Heathrow

sex 30/1

11:10-18:25

1 stop13h 15m

£464

Flights are sorted by cheapest return flights first.

Deals found on 16/12

Showing 1-10 of 60 results
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Best time to book a flight from Wisconsin to London

Have a flexible travel schedule? Discover the best time to fly to London from Wisconsin 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 Wisconsin to London

What is the cheapest month to book a flight from Wisconsin to London?

Currently, October is the cheapest month in which you can book a flight from Wisconsin to London (average of £417). Flying from Wisconsin to London in June is currently the most expensive (average of £828). 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.

Related info for your journey

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

  • How long is the flight from Wisconsin to London?

    Airlines like Scandinavian Airlines, Delta, and Virgin Atlantic fly from Wisconsin to London in about 9h 45m. The time it takes to get you to your destination can typically vary by up to 5h 01m. Wisconsin and London are separated by a distance of 3957 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from Wisconsin to London?

    The most popular route from Wisconsin to London is Chicago O'Hare Intl - London Heathrow. You may also consider Chicago O'Hare Intl - London Gatwick or Minneapolis St Paul - London Heathrow.

  • Can I find deals for flights from Wisconsin to London that include hotel bookings?

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

  • How can I find direct flights from Wisconsin to London?

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

  • Can I find deals for business class flights from Wisconsin to London?

    Yes. Cheapflights offers flight deals from Wisconsin to London 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 Wisconsin to London?

    Currently, October is the cheapest month in which you can book a flight from Wisconsin to London (average of £417). Flying from Wisconsin to London in June is currently the most expensive (average of £828). 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

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Milton Keynes
Croydon
Slough
Hounslow
Luton
Gatwick
Wembley
Ilford
Brentford
Colchester
Hayes
Watford
Crawley
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Romford
Chichester
Eastbourne
Guildford
Ipswich

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Alternative routes for Wisconsin to London

See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Wisconsin to London?

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Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Wisconsin to London for you. Better yet — we are completely free to use.

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

Yes, we can. To see specific flights from Wisconsin to London with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights offers price alerts on Wisconsin to London 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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