HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
United Kingdom

$345+ Cheap flights from Green Bay (GRB) to the United Kingdom

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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — LHR
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Green Bay to United Kingdom with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Green Bay to United Kingdom

Cheapest flights from Green Bay to United Kingdom
Explore the most affordable flight options available from Green Bay to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

This oojo deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/39:51 am
GRB
-
MAN
2 stops22h 09m
British Airways
Wed 3/187:50 am
MAN
-
GRB
2 stops15h 11m
British Airways
Deal found 1/27$620
This Cheapflightsfares deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/35:28 pm
GRB
-
MAN
2 stops23h 52m
Lufthansa
Wed 3/186:00 am
MAN
-
GRB
2 stops15h 52m
Lufthansa
Deal found 1/26$621
This Cheapflightsfares deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/310:33 am
GRB
-
MAN
2 stops30h 47m
Lufthansa
Fri 3/136:05 am
MAN
-
GRB
2 stops15h 48m
Lufthansa
Deal found 1/27$624
This KLM deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/312:08 pm
GRB
-
MAN
2 stops16h 02m
Multiple Airlines
Wed 3/181:30 pm
MAN
-
GRB
1 stop14h 22m
Multiple Airlines
Deal found 1/26$629
This KLM deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2412:08 pm
GRB
-
LHR
1 stop12h 57m
KLM
Sun 3/16:30 am
LHR
-
GRB
2 stops15h 05m
KLM
Deal found 1/25$631
This Delta deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/312:08 pm
GRB
-
MAN
2 stops21h 57m
Delta
Wed 3/181:30 pm
MAN
-
GRB
1 stop14h 22m
Delta
Deal found 1/27$631
This Air France deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2411:13 am
GRB
-
LHR
2 stops13h 37m
Multiple Airlines
Sun 3/16:30 am
LHR
-
GRB
2 stops15h 05m
Multiple Airlines
Deal found 1/26$636
This Iberia deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/210:00 am
GRB
-
MAN
2 stops23h 10m
Multiple Airlines
Mon 3/166:20 pm
MAN
-
GRB
2 stops30h 22m
Multiple Airlines
Deal found 1/27$637
This Travelocity deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/239:47 am
GRB
-
LHR
1 stop18h 43m
Iberia
Mon 9/78:00 pm
LHR
-
GRB
2 stops28h 07m
Iberia
Deal found 1/26$667
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/63:00 pm
GRB
-
LHR
1 stop11h 30m
United Airlines
Mon 4/275:50 pm
LHR
-
GRB
2 stops29h 08m
United Airlines
Deal found 1/27$671
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/128:00 am
GRB
-
LHR
1 stop17h 55m
United Airlines
Tue 2/176:35 am
LHR
-
GRB
2 stops20h 55m
United Airlines
Deal found 1/26$689
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/65:24 pm
GRB
-
LHR
1 stop11h 51m
United Airlines
Tue 2/106:50 am
LHR
-
GRB
2 stops18h 13m
United Airlines
Deal found 1/27$692

Find flight deals from Green Bay to United Kingdom

Keep the following information in mind while searching for Green Bay to United Kingdom flight deals. Data was last updated January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$620
(oojo)

One-way from

$345
(KLM)

Popular in

July

Cheapest in

January

Average price

$629
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 United Kingdom
Search Deals
One-way flight from Green Bay Austin-Straubel to United Kingdom
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($103 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Green Bay to United Kingdom 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 2,558,603 searches. Data last updated January 28, 2026.
Use the filters below to find and compare flights from Green Bay to the United Kingdom that are best for you.

Fly from

Green Bay

Fly to

United Kingdom

Route

Depart

Return

Price

Green BayManchester

GRB - MAN

GRBMAN

Green Bay Austin-Straubel

Tue 3/3

9:51 am-2:00 pm

2 stops22h 09m

Manchester

Wed 3/18

7:50 am-6:01 pm

2 stops15h 11m

$620

Green BayManchester

GRB - MAN

GRBMAN

Green Bay Austin-Straubel

Tue 3/3

10:33 am-11:20 pm

2 stops30h 47m

Manchester

Fri 3/13

6:05 am-4:53 pm

2 stops15h 48m

$624

Green BayManchester

GRB - MAN

GRBMAN

Green Bay Austin-Straubel

Tue 3/3

5:36 pm-4:05 pm

2 stops16h 29m

Manchester

Fri 3/13

1:25 pm-10:52 pm

1 stop14h 27m

$629

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Tue 2/24

12:08 pm-7:05 am

1 stop12h 57m

London Heathrow

Sun 3/1

6:30 am-3:35 pm

2 stops15h 05m

$631

Green BayManchester

GRB - MAN

GRBMAN

Green Bay Austin-Straubel

Tue 3/3

12:08 pm-4:05 pm

2 stops21h 57m

Manchester

Fri 3/13

1:25 pm-10:52 pm

1 stop14h 27m

$631

Green BayManchester

GRB - MAN

GRBMAN

Green Bay Austin-Straubel

Mon 3/2

5:28 pm-10:30 pm

2 stops23h 02m

Manchester

Mon 3/16

6:00 am-4:53 pm

2 stops15h 53m

$631

Green BayManchester

GRB - MAN

GRBMAN

Green Bay Austin-Straubel

Tue 3/3

12:08 pm-4:05 pm

2 stops21h 57m

Manchester

Wed 3/18

1:30 pm-10:52 pm

1 stop14h 22m

$631

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Tue 2/24

11:13 am-6:50 am

2 stops13h 37m

London Heathrow

Sun 3/1

6:30 am-3:35 pm

2 stops15h 05m

$636

Green BayLondon

GRB - LCY

GRBLCY

Green Bay Austin-Straubel

Mon 4/6

5:17 pm-4:40 pm

2 stops17h 23m

London City

Mon 4/27

8:25 am-9:59 pm

2 stops19h 34m

$734

Green BayLondon

GRB - LGW

GRBLGW

Green Bay Austin-Straubel

Mon 4/6

10:00 am-10:50 am

2 stops18h 50m

London Gatwick

Mon 4/27

8:40 pm-9:39 pm

2 stops30h 59m

$752

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 35 results
1
2
3
4

Best time to book a flight from Green Bay to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom 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 the United Kingdom

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

Currently, October is the cheapest month in which you can book a flight from Green Bay to United Kingdom (average of $650). Flying from Green Bay to United Kingdom in June is currently the most expensive (average of $1,300). 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.

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to United Kingdom. Reviews last updated January 28, 2026.
See what other customers who have flown with United Airlines, American Airlines, and British Airways from Green Bay to the United Kingdom have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,208 reviews

Entertainment

7.1

Crew

8.1

Comfort

7.3

Boarding

7.7

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,208 reviews
United Airlines
7.4
Good
9,208 reviews

Entertainment

7.1

Crew

8.1

Comfort

7.3

Boarding

7.7

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.2
Good
11,201 reviews
United Airlines
7.4
Good
9,208 reviews

Entertainment

7.1

Crew

8.1

Comfort

7.3

Boarding

7.7

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
British Airways
6.7
Okay
7,704 reviews
United Airlines
7.4
Good
9,208 reviews

Entertainment

7.1

Crew

8.1

Comfort

7.3

Boarding

7.7

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Green Bay to United Kingdom. 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 United Kingdom?

    Green Bay Austin-Straubel (GRB), located 5.9 mi from the city center, is the airport you fly out of when you book flights from Green Bay to United Kingdom.

  • How long is the flight from Green Bay to United Kingdom?

    British Airways, Lufthansa, and KLM can get you from Green Bay to United Kingdom in just under 12h 57m. Your travel time can differ by up to 17h 50m. The distance between Green Bay and United Kingdom is about 3833 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

  • Can I find deals for flights from Green Bay to United Kingdom that include hotel bookings?

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

  • How can I find direct flights from Green Bay to United Kingdom?

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

  • Can I find deals for business class flights from Green Bay to United Kingdom?

    Yes. Cheapflights offers flight deals from Green Bay to United Kingdom 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 United Kingdom?

    Currently, October is the cheapest month in which you can book a flight from Green Bay to United Kingdom (average of $650). Flying from Green Bay to United Kingdom in June is currently the most expensive (average of $1,300). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Green Bay to United Kingdom

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Leonardo da Vinci/Fiumicino flights
O'Hare Intl to Heathrow flights
O'Hare Intl to Charles de Gaulle flights
O'Hare Intl to Dublin flights
O'Hare Intl to Athens flights
O'Hare Intl to Madrid flights
O'Hare Intl to Barcelona-El Prat flights
O'Hare Intl to Frankfurt flights
O'Hare Intl to Amsterdam flights
O'Hare Intl to Gatwick flights
O'Hare Intl to Frederic Chopin flights
O'Hare Intl to Orly flights
Minneapolis to Heathrow flights
O'Hare Intl to London City flights
O'Hare Intl to Istanbul flights
O'Hare Intl to Lisbon flights
O'Hare Intl to Stansted flights
Minneapolis to Dublin flights
Minneapolis to Charles de Gaulle flights
O'Hare Intl to Zurich flights
O'Hare Intl to Krakow flights
O'Hare Intl to Malpensa flights
O'Hare Intl to Edinburgh flights
O'Hare Intl to Copenhagen flights
O'Hare Intl to Keflavik Intl flights
O'Hare Intl to Munich flights
Minneapolis to Leonardo da Vinci/Fiumicino flights
O'Hare Intl to Luton flights
Minneapolis to Amsterdam flights
Minneapolis to Gatwick flights
O'Hare Intl to Linate flights
Minneapolis to London City flights
O'Hare Intl to Sabiha Gokcen flights
O'Hare Intl to Bruxelles-National flights
O'Hare Intl to Beauvais-Tille flights
O'Hare Intl to Vienna flights
Minneapolis to Orly flights
Minneapolis to Stansted flights
O'Hare Intl to Oslo Gardermoen flights
Minneapolis to Madrid flights
Minneapolis to Athens flights
Minneapolis to Lisbon flights
O'Hare Intl to Naples flights
O'Hare Intl to Vicenza flights
O'Hare Intl to Florence flights
Minneapolis to Barcelona-El Prat flights
O'Hare Intl to Katowice flights
O'Hare Intl to Prague flights
O'Hare Intl to Belgrade flights
Minneapolis to Oslo Gardermoen flights

Top 3 airlines flying from Green Bay to United Kingdom

Discover the top 3 airlines that operate flights from Green Bay to United Kingdom. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$650Average$835FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$699Average$1,391FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$701Average$922FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
Cookie settings©2026 Cheapflights