What is the cheapest airline that flies from Green Bay Austin-Straubel to United Kingdom?

United Airlines, Delta, and WestJet are the most popular carriers operating from Green Bay Austin-Straubel to United Kingdom

What airlines fly to United Kingdom?

American Airlines, United Airlines and British Airways are the top three most popular airlines that fly to United Kingdom from Green Bay according to our data. American Airlines is the first choice among our users, with 47% of people opting to fly with this airline when traveling to United Kingdom. Keep in mind that there are 3 different airlines that fly to United Kingdom on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Green Bay Austin-Straubel Airport to United Kingdom?

Prices for flights from Green Bay Austin-Straubel Airport to United Kingdom are refreshed on a daily basis.

How many operators does momondo search for flights from Green Bay Austin-Straubel Airport to United Kingdom?

There are 3 operators available for flights from Green Bay Austin-Straubel Airport to United Kingdom as of June 2026.

How old do you have to be to fly from Green Bay Austin-Straubel Airport to United Kingdom?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Green Bay Austin-Straubel Airport to United Kingdom.

What documentation or ID do you need to fly to United Kingdom?

The travel and health documents required for your trip to United Kingdom can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at United Kingdom. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$348 Cheap Flights from Green Bay to the United Kingdom in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Green Bay to the United Kingdom

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:05 am - 6:45 am

GRB

LHR

16h 40m

1 stop

6:50 am - 2:53 pm

LHR

GRB

14h 03m

2 stops

$864United Airlines

Tue, Sep 22 - Tue, Oct 13

10:33 am - 7:15 am

GRB

LHR

14h 42m

2 stops

6:50 am - 4:54 pm

LHR

GRB

16h 04m

2 stops

$868United Airlines

Tue, Sep 22 - Tue, Oct 13

12:30 pm - 7:05 am

GRB

LHR

12h 35m

1 stop

11:45 am - 8:37 pm

LHR

GRB

14h 52m

2 stops

$873KLM

Wed, Dec 2 - Wed, Dec 9

10:50 am - 6:50 am

GRB

LHR

14h 00m

2 stops

6:30 am - 3:54 pm

LHR

GRB

15h 24m

2 stops

$877Multiple Airlines

Wed, Dec 2 - Wed, Dec 9

10:50 am - 6:50 am

GRB

LHR

14h 00m

2 stops

11:45 am - 9:32 pm

LHR

GRB

15h 47m

2 stops

$878Multiple Airlines

Wed, Dec 9 - Wed, Dec 16

11:02 am - 7:10 am

GRB

LHR

14h 08m

1 stop

6:30 am - 9:32 pm

LHR

GRB

21h 02m

2 stops

$882Delta

Tue, Sep 22 - Tue, Oct 13

6:15 am - 7:10 am

GRB

LHR

18h 55m

2 stops

9:55 am - 10:45 pm

LHR

GRB

18h 50m

2 stops

$886Delta

Tue, Sep 22 - Tue, Oct 13

9:58 am - 10:25 am

GRB

LHR

18h 27m

1 stop

4:30 pm - 12:12 am

LHR

GRB

13h 42m

1 stop

$888British Airways

Wed, Dec 2 - Wed, Dec 9

10:05 am - 6:50 am

GRB

LHR

14h 45m

1 stop

12:15 pm - 11:10 pm

LHR

GRB

16h 55m

1 stop

$890British Airways

Tue, Sep 22 - Tue, Oct 13

12:03 pm - 7:15 am

GRB

LCY

13h 12m

2 stops

7:45 am - 3:32 pm

LCY

GRB

13h 47m

2 stops

$1,309KLM

Mon, Aug 10 - Mon, Aug 17

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

United Airlines flights from Green Bay to United Kingdom

Our best United Airlines deals on Green Bay to United Kingdom flight tickets

United Airlines

Nov 19

GRB6:25 amGreen Bay Austin-Straubel

18h 45m

2 stops

LHR7:10 amLondon Heathrow

Nov 25

LHR6:50 amLondon Heathrow

20h 44m

2 stops

GRB9:34 pmGreen Bay Austin-Straubel

$916

United Airlines

Sep 13

GRB5:05 pmGreen Bay Austin-Straubel

12h 50m

1 stop

LHR11:55 amLondon Heathrow

Sep 23

LHR6:50 amLondon Heathrow

20h 14m

2 stops

GRB9:04 pmGreen Bay Austin-Straubel

$933

United Airlines

Sep 15

GRB10:33 amGreen Bay Austin-Straubel

14h 22m

2 stops

LHR6:55 amLondon Heathrow

Oct 2

LHR6:50 amLondon Heathrow

16h 04m

2 stops

GRB4:54 pmGreen Bay Austin-Straubel

$938

British Airways flights from Green Bay to United Kingdom

Our best British Airways deals on Green Bay to United Kingdom flight tickets

British Airways

Dec 2

GRB2:46 pmGreen Bay Austin-Straubel

10h 09m

1 stop

LHR6:55 amLondon Heathrow

Dec 9

LHR11:00 amLondon Heathrow

13h 22m

1 stop

GRB6:22 pmGreen Bay Austin-Straubel

$888

British Airways

Sep 13

GRB10:05 amGreen Bay Austin-Straubel

15h 35m

1 stop

LHR7:40 amLondon Heathrow

Sep 23

LHR1:10 pmLondon Heathrow

26h 25m

1 stop

GRB9:35 amGreen Bay Austin-Straubel

$955

British Airways

Sep 13

GRB10:05 amGreen Bay Austin-Straubel

17h 00m

1 stop

LHR9:05 amLondon Heathrow

Sep 23

LHR12:15 pmLondon Heathrow

17h 58m

1 stop

GRB12:13 amGreen Bay Austin-Straubel

$958

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Tue 9/22

8:05 am-6:45 am

1 stop16h 40m

London Heathrow

Tue 10/13

6:50 am-2:53 pm

2 stops14h 03m

$864

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Tue 9/22

10:33 am-7:15 am

2 stops14h 42m

London Heathrow

Tue 10/13

6:50 am-4:54 pm

2 stops16h 04m

$868

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Wed 12/2

12:30 pm-7:05 am

1 stop12h 35m

London Heathrow

Wed 12/9

11:45 am-8:37 pm

2 stops14h 52m

$873

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Wed 12/2

10:50 am-6:50 am

2 stops14h 00m

London Heathrow

Wed 12/9

6:30 am-3:54 pm

2 stops15h 24m

$877

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Wed 12/9

10:50 am-6:50 am

2 stops14h 00m

London Heathrow

Wed 12/16

11:45 am-9:32 pm

2 stops15h 47m

$878

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Tue 9/22

11:02 am-7:10 am

1 stop14h 08m

London Heathrow

Tue 10/13

6:30 am-9:32 pm

2 stops21h 02m

$882

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Tue 9/22

6:15 am-7:10 am

2 stops18h 55m

London Heathrow

Tue 10/13

9:55 am-10:45 pm

2 stops18h 50m

$886

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Wed 12/2

9:58 am-10:25 am

1 stop18h 27m

London Heathrow

Wed 12/9

4:30 pm-12:12 am

1 stop13h 42m

$888

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Tue 9/22

10:05 am-6:50 am

1 stop14h 45m

London Heathrow

Tue 10/13

12:15 pm-11:10 pm

1 stop16h 55m

$890

Quickest round-trip

Green BayLondon

GRB - LCY

GRBLCY

Green Bay Austin-Straubel

Mon 8/10

12:03 pm-7:15 am

2 stops13h 12m

London City

Mon 8/17

7:45 am-3:32 pm

2 stops13h 47m

$1,309

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 Green Bay to United Kingdom

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

What is the cheapest month to fly to United Kingdom?

In general, May is the cheapest month to fly from Green Bay to United Kingdom. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you aren’t able to travel to United Kingdom during the month of May, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $650.

Can stopping save me money on Green Bay to United Kingdom flights?

You could potentially save up to 13% on your flight if you consider stops on a Green Bay to United Kingdom flight.

Cheap Green Bay to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Green Bay to United Kingdom

Fastest flight time	12h 35m
Direct flights	None

The fastest flight from Green Bay to United Kingdom takes 12h 35m

There are no direct flights from Green Bay to United Kingdom. There are no popular flight routes from Green Bay to United Kingdom.

Search flight deals

Frequently asked questions about flying from Green Bay to the United Kingdom

When did momondo last update prices for flights from Green Bay Austin-Straubel Airport to United Kingdom?
Prices for flights from Green Bay Austin-Straubel Airport to United Kingdom are refreshed on a daily basis.
How many operators does momondo search for flights from Green Bay Austin-Straubel Airport to United Kingdom?
There are 3 operators available for flights from Green Bay Austin-Straubel Airport to United Kingdom as of June 2026.
How old do you have to be to fly from Green Bay Austin-Straubel Airport to United Kingdom?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Green Bay Austin-Straubel Airport to United Kingdom.
What documentation or ID do you need to fly to United Kingdom?
The travel and health documents required for your trip to United Kingdom can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at United Kingdom. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Green Bay to United Kingdom

Compare and see reviews for airlines that fly from Green Bay to United Kingdom with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $652	Free Cancellation	Rating 7.4 9,904 reviews	Search United Airlines flights
American Airlines	PriceFrom $676	Free Cancellation	Rating 7.1 11,762 reviews	Search American Airlines flights
British Airways	PriceFrom $676	Free Cancellation	Rating 6.7 8,089 reviews	Search British Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Green Bay to United Kingdom?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Green Bay to United Kingdom for you.

Can I find flights from Green Bay to United Kingdom with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Green Bay to United Kingdom flights to just show those with flexible booking policies.

How can momondo help me find flights from Green Bay to United Kingdom?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to United Kingdom from Green Bay.

I’m not ready to book a flight from Green Bay to United Kingdom right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Green Bay to United Kingdom flights. All you need is a valid email address and we will do the rest; it is that quick and easy.