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Cheap flights from Green Bay to London from £344

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 8/8. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — LON
20 Jul — 27 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap 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 20 June 2026.

Tue 22/916:04
GRB
-
LHR
1 stop14h 11m
Iberia
Tue 13/1006:15
LHR
-
GRB
2 stops19h 33m
Iberia
Deal found 20/6£651
Tue 22/910:33
GRB
-
LHR
1 stop14h 12m
United Airlines
Tue 13/1006:50
LHR
-
GRB
2 stops14h 03m
United Airlines
Deal found 20/6£654
Tue 15/907:00
GRB
-
LHR
1 stop18h 10m
Delta
Fri 2/1008:40
LHR
-
GRB
2 stops19h 49m
Delta
Deal found 16/6£663
Tue 22/910:05
GRB
-
LHR
1 stop20h 10m
British Airways
Tue 13/1007:50
LHR
-
GRB
2 stops21h 20m
British Airways
Deal found 20/6£666
Fri 14/812:26
GRB
-
LGW
2 stops16h 24m
Iberia
Sun 23/820:40
LGW
-
GRB
2 stops27h 45m
Iberia
Deal found 15/6£785
Fri 14/812:03
GRB
-
LGW
2 stops15h 22m
Delta
Sun 23/810:25
LGW
-
GRB
2 stops16h 15m
Delta
Deal found 16/6£793
Sat 1/816:16
GRB
-
LCY
2 stops21h 29m
KLM
Sat 8/807:45
LCY
-
GRB
2 stops18h 55m
KLM
Deal found 17/6£896
Wed 22/712:05
GRB
-
LCY
2 stops15h 25m
Delta
Wed 29/707:45
LCY
-
GRB
2 stops18h 45m
Delta
Deal found 18/6£907
Wed 15/712:05
GRB
-
LCY
2 stops15h 25m
Delta
Tue 21/707:45
LCY
-
GRB
2 stops18h 45m
Delta
Deal found 18/6£1,042
Sat 21/1119:52
GRB
-
LCY
2 stops36h 43m
Multiple Airlines
Sun 29/1119:15
LCY
-
GRB
2 stops30h 07m
Multiple Airlines
Deal found 16/6£1,123
Fri 14/817:37
GRB
-
LGW
2 stops33h 48m
WestJet
Sun 23/810:45
LGW
-
GRB
2 stops15h 55m
WestJet
Deal found 18/6£1,222
Sat 15/817:29
GRB
-
LCY
2 stops18h 26m
Multiple Airlines
Fri 21/819:15
LCY
-
GRB
2 stops29h 10m
Multiple Airlines
Deal found 17/6£1,232

Find 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 20 June 2026.

Round-trip from

£655

One-way from

£344
United Airlines
  • United Airlines
  • 22/9-13/10
  • 3 total stops
  • 30h 43m total
  • Green Bay to London
Search Deals
Air France
  • Air France
  • 8/8
  • 1 total stop
  • 31h 40m total
  • Green Bay to London
Search Deals

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 20 June 2026.
Use the filters below to find and compare flights from Green Bay to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Tue 22/9

11:02-07:10

1 stop14h 08m

London Heathrow

Tue 13/10

09:55-20:37

2 stops16h 42m

£663

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Tue 15/9

07:00-07:10

1 stop18h 10m

London Heathrow

Fri 2/10

08:40-22:29

2 stops19h 49m

£663

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Wed 9/12

05:30-09:00

1 stop21h 30m

London Heathrow

Wed 16/12

13:00-20:37

1 stop13h 37m

£683

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Sun 13/9

13:17-06:45

1 stop11h 28m

London Heathrow

Wed 23/9

06:50-21:04

2 stops20h 14m

£707

Green BayLondon

GRB - LGW

GRBLGW

Green Bay Austin-Straubel

Fri 14/8

12:03-09:25

2 stops15h 22m

London Gatwick

Sun 23/8

10:25-22:34

2 stops18h 09m

£792

Green BayLondon

GRB - LCY

GRBLCY

Green Bay Austin-Straubel

Sat 1/8

16:16-19:45

2 stops21h 29m

London City

Sat 8/8

07:45-20:40

2 stops18h 55m

£896

Green BayLondon

GRB - LCY

GRBLCY

Green Bay Austin-Straubel

Wed 22/7

12:05-09:30

2 stops15h 25m

London City

Wed 29/7

07:45-20:30

2 stops18h 45m

£907

Green BayLondon

GRB - LCY

GRBLCY

Green Bay Austin-Straubel

Wed 15/7

12:05-09:30

2 stops15h 25m

London City

Tue 21/7

07:45-20:30

2 stops18h 45m

£1,042

Green BayLondon

GRB - LCY

GRBLCY

Green Bay Austin-Straubel

Sat 21/11

19:52-14:35

2 stops36h 43m

London City

Sun 29/11

19:15-19:22

2 stops30h 07m

£1,123

Green BayLondon

GRB - LGW

GRBLGW

Green Bay Austin-Straubel

Fri 14/8

17:37-09:25

2 stops33h 48m

London Gatwick

Sun 23/8

10:45-20:40

2 stops15h 55m

£1,222

Flights are sorted by cheapest return flights first.

Deals found on 19/6

Showing 1-10 of 33 resultsSorted by cheapest first
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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
No data available for this route at this time. Please check back soon.

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 14h 08m. 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

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