How long is the flight from Green Bay to London?

KLM, Virgin Atlantic, and Delta can get you from Green Bay to London in just under 11h 53m. Your travel time can differ by up to 5h 27m. Airlines will cover a distance of 3833 mi. This flight may include one or multiple stops.

What are the cheapest airlines flying from Green Bay to London round-trip?

Currently priced at $650, British Airways will fly you from Green Bay to London and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and United Airlines - these airlines can fly you to your destination from $701 and $701, respectively. Users have found that British Airways is 28% cheaper than the other options available to this destination.

What is the cheapest day to fly from Green Bay to London?

Travelers seeking maximum savings on their Green Bay to London flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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.

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).

What are the most popular routes from Green Bay to London?

Most travelers choose Green Bay Austin-Straubel - London Heathrow, Green Bay Austin-Straubel - London City or Green Bay Austin-Straubel - London Gatwick when deciding on the best route from Green Bay to London.

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

American Airlines, British Airways and United Airlines are the most popular airlines when flying from Green Bay to London.

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

When flying from Green Bay to London, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 19% versus a flight in the morning.

Most accurate provider : When it comes to deals on Green Bay-London flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Green Bay-London flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Green Bay-London flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Green Bay-London flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Green Bay-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Green Bay to London?

Located just 5.9 mi from the city center, Green Bay Austin-Straubel is the airport most travelers will use when flying to London from Green Bay. Booking flights from Austin-Straubel (GRB) to London should be relatively easy as there are 0 daily outbound flights to London from 3 different airlines.

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

Yes. In addition to deals on Green Bay to London flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Green Bay to London?

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

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

Yes. Cheapflights offers flight deals from Green Bay 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.

$663+ Flights from Green Bay to London

Q: How much does it cost to fly round-trip from Green Bay to London?

Airfare is below average for this route at the moment. Green Bay to London flights typically cost between $754 and $865 in November. The cheapest round-trip price found within the last 3 days was $663 on Multiple Airlines (Nov 28-Dec 4).

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Cheap flight deals from Green Bay to London

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$663 (KLM)
Popular in	June
Cheapest in	August
Average price	$796

Provider with most accurate pricing for Green Bay Austin-Straubel-London (LON) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Green Bay Austin-Straubel-London (LON) flights.

Search Deals

From Green Bay Austin-Straubel to London (LON)

Search Deals

Highest demand for flights based on searches. 21% potential increase in price ($253 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease ($53 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Find flight deals from Green Bay to London

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

Fri 11/2811:10 amGRB - LHR

2 stops13h 40mMultiple Airlines

Thu 12/411:45 amLHR - GRB

2 stops14h 54mMultiple Airlines

Deal found 10/1

$663

Fri 11/282:52 pmGRB - LHR

1 stop11h 53mVirgin Atlantic

Thu 12/412:30 pmLHR - GRB

1 stop16h 07mVirgin Atlantic

Deal found 10/1

$665

Fri 11/282:52 pmGRB - LHR

1 stop11h 53mKLM

Thu 12/46:30 amLHR - GRB

2 stops15h 07mKLM

Deal found 9/29

$762

Thu 11/134:56 pmGRB - LHR

1 stop9h 49mKLM

Thu 11/206:30 amLHR - GRB

2 stops15h 40mKLM

Deal found 9/28

$771

Thu 11/1311:10 amGRB - LHR

2 stops13h 40mMultiple Airlines

Thu 11/206:30 amLHR - GRB

2 stops15h 40mMultiple Airlines

Deal found 9/28

$775

Fri 11/144:56 pmGRB - LHR

1 stop9h 49mMultiple Airlines

Fri 11/211:00 pmLHR - GRB

1 stop33h 10mMultiple Airlines

Deal found 9/30

$805

Fri 11/1412:13 pmGRB - LHR

1 stop12h 52mDelta

Fri 11/216:20 amLHR - GRB

2 stops15h 50mDelta

Deal found 9/30

$813

Thu 10/164:16 pmGRB - LHR

1 stop14h 54mDelta

Fri 10/248:40 amLHR - GRB

2 stops18h 44mDelta

Deal found 9/29

$946

Thu 10/165:20 pmGRB - LCY

2 stops17h 20mDelta

Fri 10/247:45 amLCY - GRB

2 stops19h 39mDelta

Deal found 9/30

$980

Sun 11/23:51 pmGRB - LCY

2 stops19h 49mMultiple Airlines

Sat 11/88:40 amLCY - GRB

2 stops41h 07mMultiple Airlines

Deal found 9/29

$1,157

Thu 11/131:20 pmGRB - LCY

2 stops14h 00mMultiple Airlines

Thu 11/206:15 pmLCY - GRB

2 stops28h 31mMultiple Airlines

Deal found 9/28

$1,184

Fri 11/1410:46 amGRB - LCY

2 stops18h 54mMultiple Airlines

Fri 11/215:45 pmLCY - GRB

2 stops29h 01mMultiple Airlines

Deal found 9/30

$1,194

Best flights from Green Bay to London
Discover carefully curated flight deals from Green Bay to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 1, 2025.

Fri 11/282:52 pmGRB - LHR

1 stop11h 53mKLM

Thu 12/46:30 amLHR - GRB

2 stops15h 37mKLM

Deal found 9/30

$663

Fri 11/2811:10 amGRB - LHR

2 stops13h 40mMultiple Airlines

Thu 12/411:45 amLHR - GRB

2 stops14h 54mMultiple Airlines

Deal found 10/1

$663

Fri 11/282:52 pmGRB - LHR

1 stop11h 53mVirgin Atlantic

Thu 12/412:30 pmLHR - GRB

1 stop16h 07mVirgin Atlantic

Deal found 10/1

$665

Tue 3/2411:53 amGRB - LHR

1 stop14h 12mDelta

Wed 4/86:30 amLHR - GRB

2 stops16h 08mDelta

Deal found 9/29

$745

Fri 3/276:19 amGRB - LGW

2 stops20h 11mAmerican Airlines

Tue 3/312:30 pmLGW - GRB

2 stops33h 13mAmerican Airlines

Deal found 9/28

$1,367

Wed 3/255:25 pmGRB - LHR

1 stop10h 20mKLM

Thu 4/911:45 amLHR - GRB

2 stops15h 51mKLM

Deal found 9/29

$745

Mon 3/235:30 amGRB - LHR

1 stop22h 30mDelta

Thu 4/96:30 amLHR - GRB

2 stops16h 08mDelta

Deal found 9/29

$745

Mon 3/236:45 amGRB - LHR

1 stop19h 20mDelta

Wed 4/86:30 amLHR - GRB

2 stops16h 08mDelta

Deal found 9/29

$745

Thu 11/134:56 pmGRB - LHR

1 stop9h 49mKLM

Thu 11/206:30 amLHR - GRB

2 stops15h 40mKLM

Deal found 9/28

$771

Wed 3/2510:51 amGRB - LCY

2 stops17h 14mMultiple Airlines

Wed 4/86:05 pmLCY - GRB

2 stops28h 38mMultiple Airlines

Deal found 9/29

$882

Thu 10/165:20 pmGRB - LCY

2 stops17h 20mDelta

Fri 10/248:40 amLCY - GRB

2 stops18h 44mDelta

Deal found 9/29

$980

Sun 11/23:51 pmGRB - LCY

2 stops19h 49mMultiple Airlines

Sat 11/88:40 amLCY - GRB

2 stops41h 07mMultiple Airlines

Deal found 9/29

$1,157

Tue 3/2411:53 amGRB - LCY

2 stops15h 17mKLM

Wed 4/87:45 amLCY - GRB

2 stops14h 53mKLM

Deal found 9/29

$1,054

Tue 3/2411:53 amGRB - LCY

2 stops15h 17mKLM

Thu 4/97:45 amLCY - GRB

2 stops14h 53mKLM

Deal found 9/29

$1,054

Thu 11/131:20 pmGRB - LCY

2 stops14h 00mMultiple Airlines

Thu 11/206:15 pmLCY - GRB

2 stops28h 31mMultiple Airlines

Deal found 9/28

$1,184

Sun 10/198:08 pmGRB - LGW

2 stops17h 52mBritish Airways

Sun 10/267:40 pmLGW - GRB

2 stops28h 58mBritish Airways

Deal found 10/1

$3,243

Tue 3/2411:53 amGRB - LCY

2 stops15h 17mKLM

Tue 4/77:45 amLCY - GRB

2 stops14h 53mKLM

Deal found 9/29

$1,184

Last-minute flights from Green Bay to London
Discover last-minute flight deals from Green Bay to London. Data last updated October 1, 2025 and is based on user searches.

Thu 10/164:16 pmGRB - LHR

1 stop14h 54mDelta

Fri 10/248:40 amLHR - GRB

2 stops18h 44mDelta

Deal found 9/30

$946

Thu 10/165:20 pmGRB - LCY

2 stops17h 20mDelta

Fri 10/247:45 amLCY - GRB

2 stops19h 39mDelta

Deal found 9/30

$980

Sun 11/23:51 pmGRB - LCY

2 stops19h 49mMultiple Airlines

Sat 11/88:40 amLCY - GRB

2 stops41h 07mMultiple Airlines

Deal found 9/29

$1,157

Thu 11/134:56 pmGRB - LHR

1 stop9h 49mKLM

Thu 11/206:30 amLHR - GRB

2 stops15h 40mKLM

Deal found 9/28

$771

Thu 11/1311:10 amGRB - LHR

2 stops13h 40mMultiple Airlines

Thu 11/206:30 amLHR - GRB

2 stops15h 40mMultiple Airlines

Deal found 9/28

$775

Thu 11/131:20 pmGRB - LCY

2 stops14h 00mMultiple Airlines

Thu 11/206:15 pmLCY - GRB

2 stops28h 31mMultiple Airlines

Deal found 9/28

$1,184

Fri 11/144:56 pmGRB - LHR

1 stop9h 49mMultiple Airlines

Fri 11/211:00 pmLHR - GRB

1 stop33h 10mMultiple Airlines

Deal found 9/30

$805

Fri 11/1412:13 pmGRB - LHR

1 stop12h 52mDelta

Fri 11/216:20 amLHR - GRB

2 stops15h 50mDelta

Deal found 9/30

$813

Fri 11/1410:46 amGRB - LCY

3 stops18h 54mMultiple Airlines

Fri 11/215:45 pmLCY - GRB

2 stops29h 01mMultiple Airlines

Deal found 9/30

$1,194

Fri 11/282:52 pmGRB - LHR

1 stop11h 53mKLM

Thu 12/46:30 amLHR - GRB

2 stops15h 07mKLM

Deal found 10/1

$663

Fri 11/282:52 pmGRB - LHR

1 stop11h 53mVirgin Atlantic

Thu 12/412:30 pmLHR - GRB

1 stop16h 07mVirgin Atlantic

Deal found 10/1

$665

Fri 11/2811:10 amGRB - LHR

2 stops13h 40mMultiple Airlines

Thu 12/46:30 amLHR - GRB

2 stops15h 07mMultiple Airlines

Deal found 9/29

$762

Fly from

Fly to

Route

Depart

Return

Price

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Fri 11/28

2:52 pm-8:45 am

1 stop11h 53m

London Heathrow

Thu 12/4

6:30 am-4:07 pm

2 stops15h 37m

$663

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Fri 11/28

11:10 am-6:50 am

2 stops13h 40m

London Heathrow

Thu 12/4

11:45 am-8:39 pm

2 stops14h 54m

$663

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Fri 11/28

2:52 pm-8:45 am

1 stop11h 53m

London Heathrow

Thu 12/4

12:30 pm-10:37 pm

1 stop16h 07m

$665

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Tue 3/24

11:53 am-7:05 am

1 stop14h 12m

London Heathrow

Wed 4/8

6:30 am-4:38 pm

2 stops16h 08m

$745

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Wed 3/25

5:25 pm-8:45 am

1 stop10h 20m

London Heathrow

Thu 4/9

11:45 am-9:36 pm

2 stops15h 51m

$745

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Mon 3/23

5:30 am-9:00 am

1 stop22h 30m

London Heathrow

Thu 4/9

6:30 am-4:38 pm

2 stops16h 08m

$745

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Mon 3/23

6:45 am-7:05 am

1 stop19h 20m

London Heathrow

Wed 4/8

6:30 am-4:38 pm

2 stops16h 08m

$745

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Thu 11/13

4:56 pm-8:45 am

1 stop9h 49m

London Heathrow

Thu 11/20

6:30 am-4:10 pm

2 stops15h 40m

$771

Green BayLondon

GRB - LCY

GRBLCY

Green Bay Austin-Straubel

Wed 3/25

10:51 am-9:05 am

2 stops17h 14m

London City

Wed 4/8

6:05 pm-4:43 pm

2 stops28h 38m

$882

Green BayLondon

GRB - LCY

GRBLCY

Green Bay Austin-Straubel

Thu 10/16

5:20 pm-4:40 pm

2 stops17h 20m

London City

Fri 10/24

8:40 am-9:24 pm

2 stops18h 44m

$980

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/30

Showing 1-10 of 17 results

Compare providers for flights from Green Bay to London

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Green Bay to London in October.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Green Bay-London flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Green Bay-London flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Green Bay-London flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Green Bay-London flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Green Bay-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Green Bay to London

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

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

Currently, November is the cheapest month in which you can book a flight from Green Bay to London (average of $661). Flying from Green Bay to London in June is currently the most expensive (average of $1,096). 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.

How much does it cost to fly round-trip from Green Bay to London?

Reviews of airlines servicing London

Read through reviews of airlines operating flights from Green Bay to London, such as American Airlines and British Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

American Airlines

7.2

Good

11,030 reviews

Reviews

1 / 20

2.0

Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

American Airlines

7.2

Good

11,030 reviews

American Airlines

7.2

Good

11,030 reviews

Reviews

1 / 20

2.0

Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

British Airways

6.7

Okay

7,413 reviews

American Airlines

7.2

Good

11,030 reviews

Reviews

1 / 20

2.0

Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

Related info for your journey

What airport do you fly from for flights from Green Bay to London?
Located just 5.9 mi from the city center, Green Bay Austin-Straubel is the airport most travelers will use when flying to London from Green Bay. Booking flights from Austin-Straubel (GRB) to London should be relatively easy as there are 0 daily outbound flights to London from 3 different airlines.
How long is the flight from Green Bay to London?
KLM, Virgin Atlantic, and Delta can get you from Green Bay to London in just under 11h 53m. Your travel time can differ by up to 5h 27m. Airlines will cover a distance of 3833 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from Green Bay to London round-trip?
Currently priced at $650, British Airways will fly you from Green Bay to London and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and United Airlines - these airlines can fly you to your destination from $701 and $701, respectively. Users have found that British Airways is 28% cheaper than the other options available to this destination.
What are the most popular routes from Green Bay to London?
Most travelers choose Green Bay Austin-Straubel - London Heathrow, Green Bay Austin-Straubel - London City or Green Bay Austin-Straubel - London Gatwick when deciding on the best route from Green Bay to London.
Can I find deals for flights from Green Bay to London that include hotel bookings?
Yes. In addition to deals on Green Bay to London flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Green Bay to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Green Bay to London.
Can I find deals for business class flights from Green Bay to London?
Yes. Cheapflights offers flight deals from Green Bay 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 Green Bay to London?
Currently, November is the cheapest month in which you can book a flight from Green Bay to London (average of $661). Flying from Green Bay to London in June is currently the most expensive (average of $1,096). 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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Southend-on-Sea

Harrow

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Croydon

Eastleigh

Dartford

Dover

Winchester

Orpington

Gatwick

Borehamwood

Aylesbury

Bedford

Chipping Norton

Wembley

Folkestone

Chichester

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Top 3 airlines flying from Green Bay to London

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest$650	Average$779	FlexibilityNo cancel fee	On-time70%
United Airlines	Cheapest$701	Average$867	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$701	Average$1,401	FlexibilityNo cancel fee	On-time71%

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$663+ Cheap flights from Green Bay (GRB) to London (LON)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/28. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Green Bay to London with Cheapflights

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Cheap flight deals from Green Bay to London

Most accurate provider

Most trusted provider

Round-trip from

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Cheapest in

Average price

Find flight deals from Green Bay to London

Cheapest flights from Green Bay to LondonExplore the most affordable flight options available from Green Bay to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 1, 2025.

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

Cheapflights Fare Finder

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

Compare providers for flights from Green Bay to London

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Green Bay to London in October.

Best time to book a flight from Green Bay to London

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

Cheapflights Insights

Everything you need to know about your flight from Green Bay to London

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

How much does it cost to fly round-trip from Green Bay to London?

Reviews of airlines servicing London

Read through reviews of airlines operating flights from Green Bay to London, such as American Airlines and British Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What airport do you fly from for flights from Green Bay to London?

How long is the flight from Green Bay to London?

What are the cheapest airlines flying from Green Bay to London round-trip?

What are the most popular routes from Green Bay to London?

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

How can I find direct flights from Green Bay to London?

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

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

Traveling to a place near London?

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Alternative routes for Green Bay to London

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

Top 3 airlines flying from Green Bay to London

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