When did momondo last update prices for flights from Green Bay Austin-Straubel Airport to Lisbon Humberto Delgado Airport?

Prices for flights from Green Bay Austin-Straubel Airport to Lisbon Humberto Delgado Airport are updated daily.

How many operators does momondo search for flights from Green Bay Austin-Straubel Airport to Lisbon Humberto Delgado Airport?

There is 1 operator available for flights from Green Bay Austin-Straubel Airport to Lisbon Humberto Delgado Airport as of October 2026.

How old do you have to be to fly from Green Bay Austin-Straubel Airport to Lisbon Humberto Delgado Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Green Bay Austin-Straubel Airport to Lisbon Humberto Delgado Airport.

What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

The travel and health documents you'll need for your trip to Lisbon Humberto Delgado Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lisbon Humberto Delgado Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$798 Cheap Flights from Green Bay to Lisbon in 2026/27

Discover deals from 900+ travel sites with momondo.

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8:00 am - 8:10 amGRB Green Bay Austin-Straubel-LIS Lisbon Humberto Delgado

18h 10m2 stops Chicago O'Hare Intl Newark

10:55 am - 12:47 pmLIS Lisbon Humberto Delgado-GRB Green Bay Austin-Straubel

31h 52m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$798United Airlines

Mon, Feb 1 - Fri, Feb 5

1:15 pm - 10:20 amGRB Green Bay Austin-Straubel-LIS Lisbon Humberto Delgado

15h 05m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl

10:15 am - 11:15 pmLIS Lisbon Humberto Delgado-GRB Green Bay Austin-Straubel

19h 00m2 stops Newark Chicago O'Hare Intl

$889United Airlines

Sat, Dec 12 - Sat, Dec 19

5:55 pm - 8:10 amGRB Green Bay Austin-Straubel-LIS Lisbon Humberto Delgado

32h 15m2 stops Chicago O'Hare Intl Newark

5:00 am - 7:10 pmLIS Lisbon Humberto Delgado-GRB Green Bay Austin-Straubel

20h 10m2 stops Frankfurt am Main Chicago O'Hare Intl

$1,273United Airlines

Sat, Nov 14 - Wed, Nov 18

5:55 pm - 8:10 amGRB Green Bay Austin-Straubel-LIS Lisbon Humberto Delgado

32h 15m2 stops Chicago O'Hare Intl Newark

5:00 am - 7:10 pmLIS Lisbon Humberto Delgado-GRB Green Bay Austin-Straubel

20h 10m2 stops Frankfurt am Main Chicago O'Hare Intl

$1,278United Airlines

Sat, Nov 14 - Wed, Nov 18

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United Airlines flights from Green Bay to Lisbon

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

United Airlines

Feb 1

GRB8:00 amGreen Bay Austin-Straubel

18h 10m

2 stops

LIS8:10 amLisbon Humberto Delgado

Feb 5

LIS10:55 amLisbon Humberto Delgado

31h 52m

2 stops

GRB12:47 pmGreen Bay Austin-Straubel

$798

United Airlines

Nov 7

GRB5:55 pmGreen Bay Austin-Straubel

32h 15m

2 stops

LIS8:10 amLisbon Humberto Delgado

Nov 18

LIS5:00 amLisbon Humberto Delgado

20h 10m

2 stops

GRB7:10 pmGreen Bay Austin-Straubel

$821

United Airlines

Dec 12

GRB1:15 pmGreen Bay Austin-Straubel

15h 05m

2 stops

LIS10:20 amLisbon Humberto Delgado

Dec 19

LIS10:15 amLisbon Humberto Delgado

19h 00m

2 stops

GRB11:15 pmGreen Bay Austin-Straubel

$889

Fly from

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Route

Depart

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Price

Cheapest round-trip

Green BayLisbon

GRB Green Bay Austin-Straubel - LIS Lisbon Humberto Delgado

GRBLIS

Green Bay Austin-Straubel

Mon 2/1

8:00 am-8:10 am

2 stops18h 10m

Lisbon Humberto Delgado

Fri 2/5

10:55 am-12:47 pm

2 stops31h 52m

$798

Quickest round-trip

Green BayLisbon

GRB Green Bay Austin-Straubel - LIS Lisbon Humberto Delgado

GRBLIS

Green Bay Austin-Straubel

Sat 12/12

1:15 pm-10:20 am

2 stops15h 05m

Lisbon Humberto Delgado

Sat 12/19

10:15 am-11:15 pm

2 stops19h 00m

$889

Green BayLisbon

GRB Green Bay Austin-Straubel - LIS Lisbon Humberto Delgado

GRBLIS

Green Bay Austin-Straubel

Sat 11/14

5:55 pm-8:10 am

2 stops32h 15m

Lisbon Humberto Delgado

Wed 11/18

5:00 am-7:10 pm

2 stops20h 10m

$1,273

Green BayLisbon

GRB Green Bay Austin-Straubel - LIS Lisbon Humberto Delgado

GRBLIS

Green Bay Austin-Straubel

Sat 11/14

5:55 pm-8:10 am

2 stops32h 15m

Lisbon Humberto Delgado

Wed 11/18

5:00 am-7:10 pm

2 stops20h 10m

$1,278

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Green Bay to Lisbon

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

What is the cheapest month to fly to Lisbon?

In general, July is the cheapest month to fly from Green Bay to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you are unable to visit Lisbon during the month of July, then departing from Green Bay during the month January is also very affordable. Most momondo users find prices during this month for around $0.

Can stopping save me money on Green Bay to Lisbon flights?

You could potentially save up to 1% on your flight if you consider stops on a Green Bay to Lisbon flight.

When to book flights from Green Bay to Lisbon

Are you open to changing your travel dates? Check out the ideal times to fly from Green Bay to Lisbon according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Green Bay to Lisbon (GRB to LIS) flight deals and tips

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

Best Price Found	$798
Fastest flight time	15h 05m
Direct flights	None

The best flight deal from Green Bay to Lisbon found on momondo in the last 72 hours is $798

The fastest flight from Green Bay to Lisbon takes 15h 05m

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

Search flight deals

Frequently asked questions about flying from Green Bay to Lisbon

How far is Green Bay Austin-Straubel to Lisbon Humberto Delgado by plane?
A flight from Green Bay Austin-Straubel to Lisbon Humberto Delgado will travel around 3930.1 mi. A reasonable flight in good conditions will take 15h 05m.
When did momondo last update prices for flights from Green Bay Austin-Straubel Airport to Lisbon Humberto Delgado Airport?
Prices for flights from Green Bay Austin-Straubel Airport to Lisbon Humberto Delgado Airport are updated daily.
How many operators does momondo search for flights from Green Bay Austin-Straubel Airport to Lisbon Humberto Delgado Airport?
There is 1 operator available for flights from Green Bay Austin-Straubel Airport to Lisbon Humberto Delgado Airport as of October 2026.
How old do you have to be to fly from Green Bay Austin-Straubel Airport to Lisbon Humberto Delgado Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Green Bay Austin-Straubel Airport to Lisbon Humberto Delgado Airport.
What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?
The travel and health documents you'll need for your trip to Lisbon Humberto Delgado Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lisbon Humberto Delgado Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Green Bay to Lisbon?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Green Bay to Lisbon is United Airlines (100% of total bookings).

Best airlines flying from Green Bay to Lisbon

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $545	Free Cancellation	Rating 7.3 10,451 reviews		Search United Airlines flights

Sintra

Setúbal

Figueira da Foz

Nazaré

Evora

Estoril

Fátima

Óbidos

Ericeira

Sesimbra

Leiria

Batalha

Sines

Caldas da Rainha

Costa da Caparica

Comporta

Oeiras

Tomar

Torres Vedras

Peniche

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Lisbon from Green Bay.

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

All flight searches from Green Bay to Lisbon on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Green Bay to Lisbon flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Lisbon from Green Bay are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from Green Bay to Lisbon from $798

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Green Bay to Lisbon departing on 2/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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United Airlines flights from Green Bay to Lisbon

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How to get the cheapest flight ticket from Green Bay to Lisbon

What is the cheapest month to fly to Lisbon?

Can stopping save me money on Green Bay to Lisbon flights?

When to book flights from Green Bay to Lisbon

Cheap Green Bay to Lisbon (GRB to LIS) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Green Bay to Lisbon

Best airlines flying from Green Bay to Lisbon

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

Traveling to a place near Lisbon?

Why use momondo?

An easier way to manage your Lisbon trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Airports servicing Portugal

Fly your favorite airline to Lisbon

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Lisbon

List of cabin classes available on flights landing in Lisbon. Availability may vary depending on flight origin and airline.

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