What are the cheapest airlines to fly from Wisconsin to London one-way?

To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at $271. TAP AIR PORTUGAL flights start at $277 while deals on Iberia start at $379 one-way.

What are the most popular routes from Wisconsin to London?

The most popular flight routes from Wisconsin to London are Chicago O'Hare Intl - London Heathrow, Chicago O'Hare Intl - London Gatwick and Chicago O'Hare Intl - London City.

What are the most popular airlines that fly from Wisconsin to London?

When booking a flight from Wisconsin to London, you may want to consider flying on American Airlines, JetBlue or British Airways as they are the most popular for this route.

How far in advance should I book a flight from Wisconsin to London?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 12 days in advance, which can save you up to 1% on flights from Wisconsin to London compared to booking the week you need them. Waiting 12 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $687. For sooner than that we have options available in the next 3 days from $998.

What is the cheapest month to fly from Wisconsin to London?

The best pricing can be found in the month of October. Prices to London from Wisconsin average $938. You can even find prices in October for less than $938, as users have found deals to London from as low as $611. The month of December appears to be one of the more expensive times to travel to London from Wisconsin. Flying in the targeted month can save you up to 35%.

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 vacation 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.

$241+ Flights from Wisconsin to London

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Cheap flight deals from Wisconsin to London

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$552 (Norse)
One-way from	$241 (Mytrip)
Popular in	December
Cheapest in	October
Average price	$802

Provider with most accurate pricing for Milwaukee-Mitchell-London (LON) flight deals.

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Provider most trusted by Cheapflights users for Milwaukee-Mitchell-London (LON) flights.

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From Wisconsin to London (LON)

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One-way flight from Wisconsin to London (LON)

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Highest demand for flights based on searches. 7% potential increase in price ($80 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Find flight deals from Wisconsin to London

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 April 17, 2025.

Tue 8/57:25 pmORD - LHR

1 stop10h 30mIcelandair

Tue 8/199:25 pmLHR - ORD

1 stop29h 50mIcelandair

Deal found 4/16

$573

Tue 5/67:47 pmORD - LGW

3 stops33h 58mMultiple Airlines

Tue 5/132:00 pmLGW - ORD

2 stops24h 50mMultiple Airlines

Deal found 4/17

$599

Tue 9/237:15 pmORD - LHR

1 stop14h 45mScandinavian Airlines

Wed 10/15:00 pmLHR - ORD

1 stop29h 10mScandinavian Airlines

Deal found 4/16

$600

Mon 9/110:15 pmORD - LGW

1 stop10h 20mIcelandair

Wed 9/173:40 pmLGW - ORD

1 stop11h 35mIcelandair

Deal found 4/17

$600

Mon 8/44:00 pmORD - LHR

1 stop10h 35mAir Canada

Thu 8/149:30 amLHR - ORD

1 stop11h 21mAir Canada

Deal found 4/17

$602

Wed 9/242:08 pmORD - LHR

1 stop10h 22mMultiple Airlines

Wed 10/86:00 amLHR - ORD

1 stop12h 10mMultiple Airlines

Deal found 4/15

$606

Tue 8/53:16 pmORD - LHR

1 stop10h 34mIberia

Wed 8/202:25 pmLHR - ORD

Nonstop8h 35mIberia

Deal found 4/17

$607

Tue 5/65:40 pmORD - LHR

Nonstop7h 40mBritish Airways

Tue 5/139:15 amLHR - ORD

Nonstop8h 30mBritish Airways

Deal found 4/17

$608

Tue 5/137:05 pmORD - LHR

1 stop11h 55mSWISS

Tue 5/208:45 amLHR - ORD

1 stop13h 10mSWISS

Deal found 4/16

$611

Tue 5/67:25 pmORD - LTN

2 stops21h 30mMultiple Airlines

Wed 5/1411:25 amLTN - ORD

2 stops32h 10mMultiple Airlines

Deal found 4/16

$613

Tue 5/63:45 pmORD - LHR

1 stop10h 15mAer Lingus

Tue 5/137:40 amLHR - ORD

1 stop12h 20mAer Lingus

Deal found 4/16

$617

Sun 5/46:12 amMSP - LGW

1 stop22h 43mMultiple Airlines

Wed 5/1410:55 amLGW - MSP

1 stop19h 04mMultiple Airlines

Deal found 4/17

$618

Best flights from Wisconsin to London
Discover carefully curated flight deals from Wisconsin to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 17, 2025.

Tue 7/157:00 amORD - LGW

1 stop18h 00mMultiple Airlines

Tue 9/92:00 pmLGW - ORD

1 stop35h 58mMultiple Airlines

Deal found 4/16

$552

Sat 9/67:25 pmORD - LHR

1 stop10h 30mIcelandair

Mon 10/61:05 pmLHR - ORD

1 stop11h 10mIcelandair

Deal found 4/17

$598

Mon 9/297:15 pmORD - LHR

1 stop16h 25mScandinavian Airlines

Tue 10/1410:20 amLHR - ORD

1 stop11h 50mScandinavian Airlines

Deal found 4/17

$601

Mon 8/44:00 pmORD - LHR

1 stop10h 35mAir Canada

Fri 8/159:30 amLHR - ORD

1 stop11h 21mAir Canada

Deal found 4/17

$602

Tue 8/53:16 pmORD - LHR

1 stop10h 34mIberia

Wed 8/202:25 pmLHR - ORD

Nonstop8h 35mIberia

Deal found 4/17

$607

Wed 5/711:45 amORD - LGW

1 stop14h 25mBritish Airways

Wed 5/1412:20 pmLGW - ORD

1 stop31h 15mBritish Airways

Deal found 4/16

$607

Wed 5/76:35 pmORD - LHR

1 stop12h 25mSWISS

Wed 5/148:05 pmLHR - ORD

1 stop25h 50mSWISS

Deal found 4/16

$611

Mon 5/59:15 pmORD - LHR

1 stop10h 10mAer Lingus

Wed 5/77:40 amLHR - ORD

1 stop12h 20mAer Lingus

Deal found 4/17

$618

Sat 5/310:50 amORD - LHR

1 stop13h 40mJetBlue

Thu 5/811:55 amLHR - ORD

1 stop15h 59mJetBlue

Deal found 4/17

$647

Tue 5/136:05 pmORD - LHR

Nonstop8h 15mLufthansa

Wed 5/212:10 pmLHR - ORD

Nonstop9h 05mLufthansa

Deal found 4/17

$648

Tue 8/195:45 pmORD - LHR

Nonstop7h 35mAmerican Airlines

Thu 9/47:40 amLHR - ORD

1 stop14h 05mAmerican Airlines

Deal found 4/17

$649

Mon 4/289:30 pmORD - LHR

1 stop18h 40mFinnair

Fri 5/97:30 amLHR - ORD

1 stop16h 20mFinnair

Deal found 4/17

$660

Last-minute flights from Wisconsin to London
Discover last-minute flight deals from Wisconsin to London. Data last updated April 17, 2025 and is based on user searches.

Tue 4/229:40 amORD - LHR

2 stops18h 20mMultiple Airlines

Tue 4/298:45 amLHR - ORD

1 stop13h 10mMultiple Airlines

Deal found 4/15

$603

Tue 4/223:35 pmORD - LHR

1 stop12h 25mAir Canada

Tue 4/299:30 amLHR - ORD

1 stop11h 25mAir Canada

Deal found 4/17

$613

Tue 4/223:30 pmORD - LHR

1 stop16h 00mDelta

Wed 4/309:00 amLHR - ORD

1 stop12h 00mDelta

Deal found 4/16

$621

Tue 4/226:30 pmORD - LHR

1 stop12h 00mBritish Airways

Wed 4/302:25 pmLHR - ORD

Nonstop8h 35mBritish Airways

Deal found 4/16

$651

Sat 4/261:26 pmORD - LHR

1 stop14h 04mJetBlue

Thu 5/88:25 amLHR - ORD

1 stop16h 11mJetBlue

Deal found 4/16

$646

Sun 4/276:35 pmORD - LHR

1 stop15h 50mSWISS

Mon 5/56:40 pmLHR - ORD

1 stop23h 30mSWISS

Deal found 4/16

$611

Sun 4/2710:15 pmORD - LGW

1 stop10h 25mMultiple Airlines

Wed 5/710:55 amLGW - ORD

1 stop25h 47mMultiple Airlines

Deal found 4/17

$617

Sun 4/275:43 pmORD - LHR

1 stop11h 27mAir France

Tue 5/69:00 amLHR - ORD

1 stop12h 00mAir France

Deal found 4/15

$620

Sun 4/279:15 pmORD - LHR

1 stop11h 40mAer Lingus

Fri 5/912:00 pmLHR - ORD

1 stop13h 00mAer Lingus

Deal found 4/16

$648

Sun 4/279:20 pmORD - LHR

Nonstop8h 25mUnited Airlines

Tue 5/612:10 pmLHR - ORD

1 stop33h 45mUnited Airlines

Deal found 4/16

$663

Sun 4/271:15 pmORD - LHR

1 stop11h 30mKLM

Thu 5/88:40 amLHR - ORD

1 stop11h 30mKLM

Deal found 4/16

$666

Sun 4/2710:15 pmORD - LGW

1 stop10h 25mIcelandair

Tue 5/61:00 pmLGW - ORD

1 stop11h 15mIcelandair

Deal found 4/16

$670

One-way flights from Wisconsin to London
Search for one-way flight options from Wisconsin to London. Find affordable one-way fares based on user searches. Data last updated April 17, 2025.

Sat 7/56:36 amMSP - LGW

1 stop18h 24mMultiple Airlines

Deal found 4/17

$241

Wed 5/147:47 amORD - LGW

1 stop20h 13mMultiple Airlines

Deal found 4/16

$267

Wed 7/1610:15 pmORD - LHR

1 stop31h 40mIcelandair

Deal found 4/17

$271

Sun 4/277:25 pmORD - LGW

1 stop13h 15mIcelandair

Deal found 4/16

$274

Mon 7/146:10 pmORD - LHR

1 stop12h 35mTAP AIR PORTUGAL

Deal found 4/16

$277

Tue 5/135:51 amORD - LHR

2 stops32h 29mMultiple Airlines

Deal found 4/16

$283

Mon 4/287:25 pmORD - STN

2 stops14h 40mMultiple Airlines

Deal found 4/15

$285

Wed 7/95:10 pmORD - LTN

2 stops23h 25mMultiple Airlines

Deal found 4/17

$286

Sat 4/267:30 pmMSP - STN

2 stops33h 20mMultiple Airlines

Deal found 4/15

$307

Wed 7/167:06 amMSP - LHR

2 stops26h 29mMultiple Airlines

Deal found 4/17

$338

Wed 4/2310:20 pmORD - LHR

Nonstop7h 55mIberia

Deal found 4/15

$379

Tue 4/299:30 pmORD - LHR

1 stop18h 40mFinnair

Deal found 4/16

$381

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Tue 5/6

7:47 pm-11:45 am

3 stops33h 58m

London Gatwick

Tue 5/13

2:00 pm-8:50 am

2 stops24h 50m

$599

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Tue 5/6

4:40 pm-10:20 am

1 stop11h 40m

London Heathrow

Thu 5/15

11:10 am-1:55 pm

Nonstop8h 45m

$600

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Mon 9/1

10:15 pm-2:35 pm

1 stop10h 20m

London Gatwick

Wed 9/17

3:40 pm-9:15 pm

1 stop11h 35m

$600

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Tue 4/22

9:40 am-10:00 am

2 stops18h 20m

London Heathrow

Tue 4/29

8:45 am-3:55 pm

1 stop13h 10m

$603

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Tue 5/13

6:05 pm-8:20 am

Nonstop8h 15m

London Heathrow

Mon 5/19

1:45 pm-12:10 pm

1 stop28h 25m

$606

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Tue 5/6

5:40 pm-7:20 am

Nonstop7h 40m

London Heathrow

Tue 5/13

9:15 am-11:45 am

Nonstop8h 30m

$608

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Tue 5/13

7:05 pm-1:00 pm

1 stop11h 55m

London Heathrow

Tue 5/20

8:45 am-3:55 pm

1 stop13h 10m

$611

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Tue 4/22

3:35 pm-10:00 am

1 stop12h 25m

London Heathrow

Tue 4/29

9:30 am-2:55 pm

1 stop11h 25m

$613

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Tue 5/6

7:25 pm-10:55 pm

2 stops21h 30m

London Luton

Wed 5/14

11:25 am-1:35 pm

2 stops32h 10m

$613

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Tue 5/6

3:45 pm-8:00 am

1 stop10h 15m

London Heathrow

Tue 5/13

7:40 am-2:00 pm

1 stop12h 20m

$617

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 60 results

...

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 round-trip 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, November is the cheapest month in which you can book a flight from Wisconsin to London (average of $661). Flying from Wisconsin to London in June is currently the most expensive (average of $1,110). 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.

What is the cheapest time of day to fly from WI to LON?

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

Rainfall in London by month

In terms of precipitation, rainfall in London ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.

Temperature in London by month

If weather is an important factor for your trip to London, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing London

Read reviews from past customers who have flown Delta, KLM and Finnair from Wisconsin to London. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,917 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,917 reviews

Delta

8.0

Very good

7,917 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM

7.8

Good

1,329 reviews

Delta

8.0

Very good

7,917 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair

7.6

Good

1,269 reviews

Delta

8.0

Very good

7,917 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France

7.5

Good

1,435 reviews

Delta

8.0

Very good

7,917 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS

7.5

Good

1,580 reviews

Delta

8.0

Very good

7,917 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What are the cheapest airlines to fly from Wisconsin to London one-way?
To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at $271. TAP AIR PORTUGAL flights start at $277 while deals on Iberia start at $379 one-way.
What are the most popular routes from Wisconsin to London?
The most popular flight routes from Wisconsin to London are Chicago O'Hare Intl - London Heathrow, Chicago O'Hare Intl - London Gatwick and Chicago O'Hare Intl - London City.
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 vacation 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, November is the cheapest month in which you can book a flight from Wisconsin to London (average of $661). Flying from Wisconsin to London in June is currently the most expensive (average of $1,110). 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

Hayes

Hounslow

Thornton Heath

Luton

Horley

Wembley

Canterbury

Harrow

Dover

Gatwick

Orpington

Watford

Croydon

Borehamwood

Folkestone

Ilford

Aylesbury

Milton Keynes

Chelmsford

Sutton

Browse thousands of different options on Cheapflights for your next trip

Top 7 airlines flying from Wisconsin to London

Airline	Cheapest	Average	Flexibility	On-time
KLM	Cheapest$555	Average$738	FlexibilityNo cancel fee	On-time75%
JetBlue	Cheapest$566	Average$1,054	FlexibilityNo cancel fee	On-time62%
American Airlines	Cheapest$613	Average$944	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$613	Average$950	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$646	Average$928	FlexibilityNo cancel fee	On-time69%
British Airways	Cheapest$695	Average$819	FlexibilityNo cancel fee	On-time70%
Virgin Atlantic	Cheapest$703	Average$924	FlexibilityNo cancel fee	On-time72%

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$241+ Cheap flights from Wisconsin to London (LON)

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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Wisconsin to London with Cheapflights

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Cheap flight deals from Wisconsin to London

Keep the following information in mind while searching for Wisconsin to London flight deals. Data was last updated April 17, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Wisconsin to London

Cheapest flights from Wisconsin to LondonExplore 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 April 17, 2025.

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 April 17, 2025.

Cheapflights Fare Finder

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

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.

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?

What is the cheapest time of day to fly from WI to LON?

Find hourly flight availability from Wisconsin to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

Reviews of airlines servicing London

Read reviews from past customers who have flown Delta, KLM and Finnair from Wisconsin to London. In addition to providing an overall rating, users have also rated airlines 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 Wisconsin to London. 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 Wisconsin to London one-way?

What are the most popular routes from Wisconsin to London?

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

How can I find direct flights from Wisconsin to London?

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

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

Traveling to a place near Wisconsin?

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Alternative routes for Wisconsin to London

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Top 7 airlines flying from Wisconsin to London

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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 April 17, 2025.