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Cheap flights from Green Bay to London from £472

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/1. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — LON
27 Dec — 3 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Green Bay to London

Discover tips and strategies to find the most affordable flight options for your journey from Green Bay (GRB) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 27 November 2025.

Round-trip from

£472

Popular in

June

Cheapest in

August

Average price

£567
Delta
  • Delta
  • 23/1-27/1
  • 3 total stops
  • 33h 16m total
  • Green Bay to London
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£137 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£33 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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Find flight deals from Green Bay to London

Enter your travel dates to find the best prices.

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 27 November 2025.

Fri 28/1110:46GRB - LHR
2 stops15h 39mUnited Airlines
Thu 4/1206:50LHR - GRB
2 stops20h 42mUnited Airlines
Deal found 25/11£505
Fri 5/1207:00GRB - LCY
2 stops19h 10mDelta
Tue 9/1208:40LCY - GRB
2 stops37h 27mDelta
Deal found 25/11£926

Cheapflights Fare Finder

 
Customise your flight search to find flights from Green Bay 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 27 November 2025.
Use the filters below to find and compare flights from Green Bay to London that are best for you.

Fly from

Green Bay

Fly to

London

Route

Depart

Return

Price

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Fri 23/1

11:15-08:45

1 stop15h 30m

London Heathrow

Tue 27/1

11:45-20:43

2 stops14h 58m

£472

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Fri 23/1

11:15-08:45

1 stop15h 30m

London Heathrow

Tue 27/1

10:00-20:43

2 stops16h 43m

£473

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Tue 20/1

05:12-07:50

1 stop20h 38m

London Heathrow

Wed 4/2

06:30-16:39

2 stops16h 09m

£473

Green BayLondon

GRB - LGW

GRBLGW

Green Bay Austin-Straubel

Tue 20/1

11:20-19:00

2 stops25h 40m

London Gatwick

Wed 4/2

19:40-22:12

2 stops32h 32m

£515

Green BayLondon

GRB - LCY

GRBLCY

Green Bay Austin-Straubel

Tue 20/1

11:20-14:05

2 stops20h 45m

London City

Wed 4/2

19:15-22:12

2 stops32h 57m

£517

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Thu 12/3

12:00-07:05

1 stop14h 05m

London Heathrow

Fri 20/3

12:10-22:31

1 stop15h 21m

£540

Green BayLondon

GRB - LCY

GRBLCY

Green Bay Austin-Straubel

Thu 12/3

14:54-17:40

2 stops21h 46m

London City

Fri 20/3

18:15-16:52

2 stops27h 37m

£792

Green BayLondon

GRB - LGW

GRBLGW

Green Bay Austin-Straubel

Fri 8/5

11:30-20:00

2 stops26h 30m

London Gatwick

Fri 22/5

20:40-17:40

2 stops27h 00m

£886

Green BayLondon

GRB - LGW

GRBLGW

Green Bay Austin-Straubel

Sat 9/5

11:30-10:55

2 stops17h 25m

London Gatwick

Sat 23/5

20:40-17:40

2 stops27h 00m

£911

Green BayLondon

GRB - LGW

GRBLGW

Green Bay Austin-Straubel

Fri 8/5

11:30-20:00

2 stops26h 30m

London Gatwick

Sun 24/5

20:40-17:40

2 stops27h 00m

£946

Flights are sorted by cheapest return flights first.

Deals found on 25/11

Showing 1-10 of 17 results
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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 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 Green Bay to London

How much does it cost for a return flight from Green Bay to London?

What’s the top stopover airport for flights from Green Bay to London?

Share of one-stop return flights from Green Bay to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Chicago (ORD) – chosen by Cheapflights users on 75% of one-stop itineraries from Green Bay to London on Cheapflights.

What’s the cheapest stopover airport for flights from Green Bay to London?

Average return fare for one-stop flights from Green Bay to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Chicago (ORD) is the most affordable one-stop option, with an average return flight price of £564.

What’s the fastest stopover option from Green Bay to London?

Shortest average travel time for one-stop one-way flights from Green Bay to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Chicago (ORD) have the shortest average one-way travel time for one-stop routes: 10h 04m.

Which airport typically offers the quickest stopover for flights from Green Bay to London?

Average stopover duration for one-stop one-way flights from Green Bay to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Chicago (ORD) offer the fastest connection on this route, with an average stopover time of 1h 46m.

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?

    For a flight from Green Bay to London, you will be flying from Austin-Straubel. Green Bay Austin-Straubel (GRB) is just 5.9 mi from the center of the city. Austin-Straubel is the only Green Bay airport and it handles 0 outbound flights to London per day. 0 airlines have flights to London from Green Bay Austin-Straubel on a regular basis.

  • How long is the flight from Green Bay to London?

    Departing from Green Bay to London will take you 15h 30m. The distance between Green Bay and London is about 3833 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    The most popular route from Green Bay to London is Green Bay Austin-Straubel - London Heathrow. You may also consider Green Bay Austin-Straubel - London City or Green Bay Austin-Straubel - London Gatwick.

  • 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 holiday 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.

See more FAQs

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
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Alternative routes for Green Bay to London

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Fly with Cheapflights

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How does Cheapflights help users find flights from Green Bay to London?

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

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Not ready to book yet? You can track prices for flights from Green Bay to London on Cheapflights with our Price Alert feature and get notified when better prices are available.

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