How long does it take to fly to London Heathrow Airport?

On average, it takes 11h 05m to fly from Wisconsin to London Heathrow Airport if you fly out of Milwaukee (the most popular airport in Wisconsin) and into London Heathrow Airport (the most popular airport in London Heathrow Airport). If you’re flying out of Madison and into London Heathrow Airport, then the flight time is around 11h 22m.

What is the cheapest airline that flies from Wisconsin to London Heathrow?

British Airways, Virgin Atlantic, and JetBlue are the most popular carriers operating from Wisconsin to London Heathrow

How many flights depart from Wisconsin to London Heathrow Airport on average per week?

397 flights are operational weekly from Wisconsin to London Heathrow Airport as of August 2026. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.

What airlines fly to London Heathrow Airport?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to London Heathrow Airport from Wisconsin according to our data. American Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 5 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

How many operators does momondo search for flights from Wisconsin to London Heathrow Airport?

As of August 2026, there are 18 operators available to choose from for flights from Wisconsin to London Heathrow Airport.

How old do you have to be to fly from Wisconsin to London Heathrow Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Wisconsin to London Heathrow Airport.

What documentation or ID do you need to fly to London Heathrow Airport?

The travel and health documents you'll need for your trip to London Heathrow Airport 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 Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$224 Cheap Flights from Wisconsin to London Heathrow Airport in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Wisconsin to London

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:25 pm - 7:30 pmMSP Minneapolis St Paul-LHR London Heathrow

19h 05m1 stop Reykjavik Keflavik Intl

12:15 pm - 5:25 pmLHR London Heathrow-MSP Minneapolis St Paul

11h 10m1 stop Reykjavik Keflavik Intl

$585Icelandair

Fri, Nov 13 - Sun, Nov 22

7:30 pm - 11:55 amMSP Minneapolis St Paul-LHR London Heathrow

10h 25m1 stop Reykjavik Keflavik Intl

12:15 pm - 6:25 pmLHR London Heathrow-MSP Minneapolis St Paul

11h 10m1 stop Reykjavik Keflavik Intl

$585Icelandair

Thu, Oct 22 - Wed, Oct 28

7:15 pm - 8:55 amORD Chicago O'Hare Intl-LHR London Heathrow

31h 40m2 stops Kastrup Copenhagen Stockholm Arlanda

6:40 am - 4:45 pmLHR London Heathrow-ORD Chicago O'Hare Intl

16h 05m1 stop Kastrup Copenhagen

$668Scandinavian Airlines

Fri, Nov 13 - Mon, Nov 16

7:15 pm - 6:30 pmORD Chicago O'Hare Intl-LHR London Heathrow

17h 15m2 stops Kastrup Copenhagen Stockholm Arlanda

5:00 pm - 4:10 pmLHR London Heathrow-ORD Chicago O'Hare Intl

29h 10m1 stop Kastrup Copenhagen

$668Scandinavian Airlines

Fri, Sep 25 - Sun, Sep 27

9:38 am - 6:30 amORD Chicago O'Hare Intl-LHR London Heathrow

14h 52m1 stop Boston Logan Intl

7:40 am - 2:00 pmLHR London Heathrow-ORD Chicago O'Hare Intl

12h 20m1 stop Dublin

$673Multiple Airlines

Mon, Sep 28 - Tue, Oct 6

6:00 pm - 6:50 pmORD Chicago O'Hare Intl-LHR London Heathrow

18h 50m1 stop Lisbon Humberto Delgado

7:50 pm - 4:00 pmLHR London Heathrow-ORD Chicago O'Hare Intl

26h 10m1 stop Lisbon Humberto Delgado

$679TAP AIR PORTUGAL

Thu, Sep 24 - Thu, Oct 1

6:00 pm - 6:50 pmORD Chicago O'Hare Intl-LHR London Heathrow

18h 50m1 stop Lisbon Humberto Delgado

7:50 pm - 4:00 pmLHR London Heathrow-ORD Chicago O'Hare Intl

26h 10m1 stop Lisbon Humberto Delgado

$681TAP AIR PORTUGAL

Thu, Sep 24 - Thu, Oct 1

6:30 pm - 10:50 amORD Chicago O'Hare Intl-LHR London Heathrow

10h 20m1 stop Reykjavik Keflavik Intl

9:55 am - 3:30 pmLHR London Heathrow-ORD Chicago O'Hare Intl

35h 35m2 stops Barcelona-El Prat Lisbon Humberto Delgado

$699Multiple Airlines

Fri, Nov 6 - Tue, Nov 10

5:45 pm - 7:55 amORD Chicago O'Hare Intl-LHR London Heathrow

8h 10mnonstop

6:50 am - 12:10 pmLHR London Heathrow-ORD Chicago O'Hare Intl

11h 20m1 stop Brussels Bruxelles-National

$722United Airlines

Sun, Nov 15 - Tue, Nov 17

1:55 pm - 7:10 amORD Chicago O'Hare Intl-LHR London Heathrow

11h 15m1 stop Montreal Pierre Elliott Trudeau Intl

6:50 am - 12:10 pmLHR London Heathrow-ORD Chicago O'Hare Intl

11h 20m1 stop Brussels Bruxelles-National

$725United Airlines

Sun, Nov 15 - Tue, Nov 17

Cheap last minute flights

Enter your travel dates to find the best prices.

6:00 pm - 12:45 pmORD Chicago O'Hare Intl-LHR London Heathrow

12h 45m1 stop Lisbon Humberto Delgado

6:45 pm - 12:40 pmLHR London Heathrow-ORD Chicago O'Hare Intl

23h 55m1 stop Lisbon Humberto Delgado

$848TAP AIR PORTUGAL

Sun, Aug 16 - Wed, Aug 26

6:00 pm - 3:35 pmORD Chicago O'Hare Intl-LHR London Heathrow

15h 35m1 stop Lisbon Humberto Delgado

7:50 pm - 12:40 pmLHR London Heathrow-ORD Chicago O'Hare Intl

22h 50m1 stop Lisbon Humberto Delgado

$848TAP AIR PORTUGAL

Wed, Aug 19 - Wed, Aug 26

6:30 pm - 8:45 pmORD Chicago O'Hare Intl-LHR London Heathrow

20h 15m1 stop New York John F Kennedy Intl

11:55 am - 9:58 pmLHR London Heathrow-ORD Chicago O'Hare Intl

16h 03m1 stop New York John F Kennedy Intl

$884JetBlue

Tue, Aug 18 - Mon, Aug 31

6:05 pm - 12:45 pmORD Chicago O'Hare Intl-LHR London Heathrow

12h 40m1 stop Lisbon Humberto Delgado

9:55 am - 3:30 pmLHR London Heathrow-ORD Chicago O'Hare Intl

35h 35m2 stops Barcelona-El Prat Lisbon Humberto Delgado

$897Multiple Airlines

Sat, Aug 15 - Sat, Feb 6

7:15 pm - 9:40 pmORD Chicago O'Hare Intl-LHR London Heathrow

20h 25m1 stop Kastrup Copenhagen

6:40 am - 4:45 pmLHR London Heathrow-ORD Chicago O'Hare Intl

16h 05m1 stop Kastrup Copenhagen

$898Scandinavian Airlines

Tue, Aug 18 - Sat, Dec 12

7:15 pm - 5:00 pmORD Chicago O'Hare Intl-LHR London Heathrow

15h 45m2 stops Kastrup Copenhagen Stockholm Arlanda

10:20 am - 4:45 pmLHR London Heathrow-ORD Chicago O'Hare Intl

12h 25m1 stop Kastrup Copenhagen

$904Scandinavian Airlines

Tue, Aug 18 - Sat, Dec 12

2:20 pm - 11:20 amORD Chicago O'Hare Intl-LHR London Heathrow

15h 00m1 stop Zurich

6:00 am - 12:35 pmLHR London Heathrow-ORD Chicago O'Hare Intl

12h 35m1 stop Zurich

$976SWISS

Mon, Aug 17 - Fri, Aug 28

2:20 pm - 11:20 amORD Chicago O'Hare Intl-LHR London Heathrow

15h 00m1 stop Zurich

8:05 pm - 12:35 pmLHR London Heathrow-ORD Chicago O'Hare Intl

22h 30m1 stop Zurich

$976SWISS

Mon, Aug 17 - Mon, Aug 24

3:45 pm - 8:05 amORD Chicago O'Hare Intl-LHR London Heathrow

10h 20m1 stop Dublin

9:50 am - 7:15 pmLHR London Heathrow-ORD Chicago O'Hare Intl

15h 25m1 stop Dublin

$1,007Aer Lingus

Tue, Aug 18 - Thu, Aug 20

6:30 pm - 3:00 pmMSP Minneapolis St Paul-LHR London Heathrow

14h 30m1 stop Dublin

7:40 am - 5:00 pmLHR London Heathrow-MSP Minneapolis St Paul

15h 20m1 stop Dublin

$1,009Aer Lingus

Wed, Aug 19 - Wed, Sep 2

Cheap direct flights

Enter your travel dates to find the best prices.

5:10 pm - 6:55 amORD Chicago O'Hare Intl-LHR London Heathrow

7h 45mnonstop

11:00 am - 1:45 pmLHR London Heathrow-ORD Chicago O'Hare Intl

8h 45mnonstop

$725British Airways

Sun, Nov 15 - Fri, Nov 27

9:50 pm - 11:35 amORD Chicago O'Hare Intl-LHR London Heathrow

7h 45mnonstop

11:00 am - 1:45 pmLHR London Heathrow-ORD Chicago O'Hare Intl

8h 45mnonstop

$735British Airways

Sun, Nov 15 - Sat, Nov 28

7:05 pm - 9:05 amORD Chicago O'Hare Intl-LHR London Heathrow

8h 00mnonstop

2:25 pm - 5:15 pmLHR London Heathrow-ORD Chicago O'Hare Intl

8h 50mnonstop

$838Finnair

Mon, Sep 21 - Tue, Sep 29

10:25 pm - 12:15 pmORD Chicago O'Hare Intl-LHR London Heathrow

7h 50mnonstop

2:25 pm - 5:15 pmLHR London Heathrow-ORD Chicago O'Hare Intl

8h 50mnonstop

$841Finnair

Mon, Sep 21 - Tue, Sep 29

8:40 pm - 10:25 amORD Chicago O'Hare Intl-LHR London Heathrow

7h 45mnonstop

4:30 pm - 7:15 pmLHR London Heathrow-ORD Chicago O'Hare Intl

8h 45mnonstop

$844Iberia

Tue, Nov 10 - Tue, Nov 17

5:10 pm - 6:55 amORD Chicago O'Hare Intl-LHR London Heathrow

7h 45mnonstop

11:00 am - 1:45 pmLHR London Heathrow-ORD Chicago O'Hare Intl

8h 45mnonstop

$855Iberia

Tue, Dec 1 - Thu, Dec 10

3:45 pm - 5:55 amORD Chicago O'Hare Intl-LHR London Heathrow

8h 10mnonstop

1:35 pm - 4:55 pmLHR London Heathrow-ORD Chicago O'Hare Intl

9h 20mnonstop

$870Lufthansa

Tue, Dec 8 - Tue, Dec 15

3:45 pm - 5:55 amORD Chicago O'Hare Intl-LHR London Heathrow

8h 10mnonstop

10:25 am - 1:45 pmLHR London Heathrow-ORD Chicago O'Hare Intl

9h 20mnonstop

$876Lufthansa

Sun, Dec 13 - Thu, Dec 17

3:45 pm - 5:55 amORD Chicago O'Hare Intl-LHR London Heathrow

8h 10mnonstop

7:40 am - 10:45 amLHR London Heathrow-ORD Chicago O'Hare Intl

9h 05mnonstop

$880United Airlines

Sun, Nov 15 - Fri, Dec 4

5:45 pm - 7:55 amORD Chicago O'Hare Intl-LHR London Heathrow

8h 10mnonstop

7:40 am - 10:45 amLHR London Heathrow-ORD Chicago O'Hare Intl

9h 05mnonstop

$880United Airlines

Wed, Nov 18 - Thu, Dec 3

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Iberia flights from Wisconsin to London Heathrow Airport

Our best Iberia deals on Wisconsin to London Heathrow Airport flight tickets

Iberia

Jan 12

MKE2:58 pmMilwaukee-Mitchell

13h 27m

1 stop

LHR10:25 amLondon Heathrow

Jan 21

LHR6:15 amLondon Heathrow

18h 21m

2 stops

MKE6:36 pmMilwaukee-Mitchell

$851

Iberia

Dec 1

MKE2:55 pmMilwaukee-Mitchell

11h 40m

1 stop

LHR8:35 amLondon Heathrow

Dec 8

LHR12:35 pmLondon Heathrow

11h 59m

1 stop

MKE6:34 pmMilwaukee-Mitchell

$869

Iberia

Sep 9

MKE8:14 pmMilwaukee-Mitchell

10h 01m

1 stop

LHR12:15 pmLondon Heathrow

Sep 16

LHR7:50 amLondon Heathrow

18h 13m

2 stops

MKE8:03 pmMilwaukee-Mitchell

$932

British Airways flights from Wisconsin to London Heathrow Airport

Our best British Airways deals on Wisconsin to London Heathrow Airport flight tickets

British Airways

Dec 1

GRB6:50 pmGreen Bay Austin-Straubel

10h 45m

1 stop

LHR11:35 amLondon Heathrow

Dec 8

LHR12:35 pmLondon Heathrow

11h 47m

1 stop

GRB6:22 pmGreen Bay Austin-Straubel

$869

British Airways

Oct 21

CWA11:31 amWausau Central Wisconsin

16h 44m

2 stops

LHR10:15 amLondon Heathrow

Nov 11

LHR11:00 amLondon Heathrow

19h 14m

1 stop

CWA12:14 amWausau Central Wisconsin

$873

British Airways

Aug 28

MSP6:23 pmMinneapolis St Paul

11h 52m

1 stop

LHR12:15 pmLondon Heathrow

Sep 11

LHR3:15 pmLondon Heathrow

15h 07m

1 stop

MSP12:22 amMinneapolis St Paul

$1,090

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MinneapolisLondon

MSP Minneapolis St Paul - LHR London Heathrow

MSPLHR

Minneapolis St Paul

Fri 11/13

6:25 pm-7:30 pm

1 stop19h 05m

London Heathrow

Sun 11/22

12:15 pm-5:25 pm

1 stop11h 10m

$585

MinneapolisLondon

MSP Minneapolis St Paul - LHR London Heathrow

MSPLHR

Minneapolis St Paul

Thu 10/22

7:30 pm-11:55 am

1 stop10h 25m

London Heathrow

Wed 10/28

12:15 pm-6:25 pm

1 stop11h 10m

$585

ChicagoLondon

ORD Chicago O'Hare Intl - LHR London Heathrow

ORDLHR

Chicago O'Hare Intl

Fri 11/13

7:15 pm-8:55 am

2 stops31h 40m

London Heathrow

Mon 11/16

6:40 am-4:45 pm

1 stop16h 05m

$668

ChicagoLondon

ORD Chicago O'Hare Intl - LHR London Heathrow

ORDLHR

Chicago O'Hare Intl

Fri 9/25

7:15 pm-6:30 pm

2 stops17h 15m

London Heathrow

Sun 9/27

5:00 pm-4:10 pm

1 stop29h 10m

$668

ChicagoLondon

ORD Chicago O'Hare Intl - LHR London Heathrow

ORDLHR

Chicago O'Hare Intl

Mon 9/28

9:38 am-6:30 am

1 stop14h 52m

London Heathrow

Tue 10/6

7:40 am-2:00 pm

1 stop12h 20m

$673

ChicagoLondon

ORD Chicago O'Hare Intl - LHR London Heathrow

ORDLHR

Chicago O'Hare Intl

Thu 9/24

6:00 pm-6:50 pm

1 stop18h 50m

London Heathrow

Thu 10/1

7:50 pm-4:00 pm

1 stop26h 10m

$679

ChicagoLondon

ORD Chicago O'Hare Intl - LHR London Heathrow

ORDLHR

Chicago O'Hare Intl

Thu 9/24

6:00 pm-6:50 pm

1 stop18h 50m

London Heathrow

Thu 10/1

7:50 pm-4:00 pm

1 stop26h 10m

$681

ChicagoLondon

ORD Chicago O'Hare Intl - LHR London Heathrow

ORDLHR

Chicago O'Hare Intl

Fri 11/6

6:30 pm-10:50 am

1 stop10h 20m

London Heathrow

Tue 11/10

9:55 am-3:30 pm

2 stops35h 35m

$699

Quickest round-trip

ChicagoLondon

ORD Chicago O'Hare Intl - LHR London Heathrow

ORDLHR

Chicago O'Hare Intl

Sun 11/15

5:45 pm-7:55 am

Nonstop8h 10m

London Heathrow

Tue 11/17

6:50 am-12:10 pm

1 stop11h 20m

$722

ChicagoLondon

ORD Chicago O'Hare Intl - LHR London Heathrow

ORDLHR

Chicago O'Hare Intl

Sun 11/15

1:55 pm-7:10 am

1 stop11h 15m

London Heathrow

Tue 11/17

6:50 am-12:10 pm

1 stop11h 20m

$725

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Wisconsin to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to London Heathrow Airport?

The month of January is, on average, the cheapest month to fly to London Heathrow Airport from Wisconsin, with most prices found around $717. If you’re not able to fly to London Heathrow Airport in January, then October is your next best option. Flight prices from Wisconsin to London Heathrow Airport during October average around $737.

Can stopping save me money on Wisconsin to London Heathrow Airport flights?

You could potentially save up to 16% on your flight if you consider stops on a Wisconsin to London Heathrow Airport flight.

Cheap Wisconsin to London Heathrow Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Wisconsin to London Heathrow Airport

Fastest flight time	7h 45m
Direct flights	Every day

The fastest flight from Wisconsin to London Heathrow Airport takes 7h 45m

Direct flights go from Wisconsin to London Heathrow Airport every day.

Search flight deals

Frequently asked questions about flying from Wisconsin to London Heathrow Airport

When did momondo last update prices for flights from Wisconsin to London Heathrow Airport?
Prices for flights from Wisconsin to London Heathrow Airport refresh daily.
How many operators does momondo search for flights from Wisconsin to London Heathrow Airport?
As of August 2026, there are 18 operators available to choose from for flights from Wisconsin to London Heathrow Airport.
How old do you have to be to fly from Wisconsin to London Heathrow Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Wisconsin to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents you'll need for your trip to London Heathrow Airport 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 Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Wisconsin to London Heathrow Airport

Compare and see reviews for airlines that fly from Wisconsin to London Heathrow Airport with momondo

Airline	Rating	Free Cancellation	Price
Virgin Atlantic	PriceFrom $337	Free Cancellation	Rating 7.5 694 reviews	Search Virgin Atlantic flights
Delta	PriceFrom $596	Free Cancellation	Rating 7.8 8,503 reviews	Search Delta flights
British Airways	PriceFrom $624	Free Cancellation	Rating 6.7 8,157 reviews	Search British Airways flights
American Airlines	PriceFrom $659	Free Cancellation	Rating 7.1 11,925 reviews	Search American Airlines flights
United Airlines	PriceFrom $670	Free Cancellation	Rating 7.4 10,112 reviews	Search United Airlines flights

Hounslow

Gatwick

Milton Keynes

Luton

Hayes

Stratford-upon-Avon

Wembley

Croydon

Dover

Stansted

Richmond

Kingston upon Thames

Harrow

Watford

Cobham

Slough

Uxbridge

Worthing

Romford

Ilford

Why use momondo?

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

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

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

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

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

momondo helps you find the best flight between Wisconsin and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to London from Wisconsin. 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 Heathrow Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Sun 9/13

Sun 9/20

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to London

Popular cities

Other flights from Wisconsin

Other flights to London

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in the United Kingdom

Flights to London Gatwick Airportfrom $379

Flights to London Stansted Airportfrom $488

Flights to London City Airportfrom $671

Flights to London Luton Airportfrom $503

Flights to Glasgow Intl Airportfrom $582

Flights to Belfast Intl Airportfrom $594

Flights to London Southend Airportfrom $637

Flights to Belfast City Airportfrom $638

Cheap flights from Wisconsin to London from $224

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Wisconsin to London departing on 10/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Wisconsin to London

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Iberia flights from Wisconsin to London Heathrow Airport

Our best Iberia deals on Wisconsin to London Heathrow Airport flight tickets

British Airways flights from Wisconsin to London Heathrow Airport

Our best British Airways deals on Wisconsin to London Heathrow Airport flight tickets

momondo Fare Finder

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

See travel insights to London from

How to get the cheapest flight ticket from Wisconsin to London Heathrow Airport

What is the cheapest month to fly to London Heathrow Airport?

Can stopping save me money on Wisconsin to London Heathrow Airport flights?

What is the cheapest airline that flies from Wisconsin to London Heathrow?

What airlines fly to London Heathrow Airport?

How many flights depart from Wisconsin to London Heathrow Airport on average per week?

How long does it take to fly to London Heathrow Airport?

Cheap Wisconsin to London Heathrow Airport flight deals and tips

Fastest flight time

Direct flights

Frequently asked questions about flying from Wisconsin to London Heathrow Airport

Best airlines flying from Wisconsin to London Heathrow Airport

Compare and see reviews for airlines that fly from Wisconsin to London Heathrow Airport with momondo

Traveling to a place near London?

Why use momondo?

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to London

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo

Wisconsin flight routes

According to popular flight searches on momondo this year

London Heathrow Airport flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to London

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to London

List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

Complete your trip to London

Explore popular destinations other users love

According to popular flight searches on momondo this year