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$603+ Cheap flights from Green Bay (GRB) to Lisbon (LIS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/26. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — LIS
Oct 31 — Nov 71
Fri 10/31
Fri 11/7
1 adult, Economy
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Cheap flight deals from Green Bay to Lisbon

Discover tips and strategies to find the most affordable flight options for your journey from Green Bay (GRB) to Lisbon (LIS). 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 October 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$603
(Cheapflightsfares)
Provider with most accurate pricing for Green Bay Austin-Straubel-Lisbon Humberto Delgado flight deals.
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Provider most trusted by Cheapflights users for Green Bay Austin-Straubel-Lisbon Humberto Delgado flights.
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From Green Bay Austin-Straubel to Lisbon Humberto Delgado
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Find flight deals from Green Bay to Lisbon

Cheapest flights from Green Bay to Lisbon
Explore the most affordable flight options available from Green Bay to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 1, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 9/30. 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.
Wed 11/265:27 pmGRB - LIS
2 stops23h 23mLufthansa
Tue 12/25:00 amLIS - GRB
2 stops22h 32mLufthansa
Deal found 9/30$603
This United Airlines deal was found by Cheapflights users on 10/1. 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.
Wed 12/101:35 pmGRB - LIS
2 stops14h 40mUnited Airlines
Tue 12/2311:20 amLIS - GRB
2 stops57h 47mUnited Airlines
Deal found 10/1$615
This United Airlines deal was found by Cheapflights users on 9/28. 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 11/136:15 amGRB - LIS
2 stops21h 05mUnited Airlines
Thu 11/205:00 amLIS - GRB
2 stops22h 38mUnited Airlines
Deal found 9/28$641
This KAYAK deal was found by Cheapflights users on 9/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/101:20 pmGRB - LIS
2 stops16h 10mLufthansa
Mon 11/172:10 pmLIS - GRB
2 stops37h 28mLufthansa
Deal found 9/30$644
This United Airlines deal was found by Cheapflights users on 9/29. 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 11/105:27 pmGRB - LIS
2 stops57h 28mUnited Airlines
Mon 11/1711:20 amLIS - GRB
2 stops31h 13mUnited Airlines
Deal found 9/29$651
This British Airways deal was found by Cheapflights users on 9/30. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/153:31 pmGRB - LIS
2 stops24h 59mBritish Airways
Sat 11/226:45 pmLIS - GRB
2 stops30h 37mBritish Airways
Deal found 9/30$661
This American Airlines deal was found by Cheapflights users on 10/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1010:46 amGRB - LIS
1 stop16h 19mAmerican Airlines
Mon 11/1710:35 amLIS - GRB
2 stops18h 53mAmerican Airlines
Deal found 10/1$725
This United Airlines deal was found by Cheapflights users on 9/30. 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.
Sat 12/68:00 amGRB - LIS
2 stops43h 20mUnited Airlines
Wed 12/105:00 amLIS - GRB
2 stops20h 57mUnited Airlines
Deal found 9/30$1,168

Cheapflights Fare Finder

 
Customize your flight search to find flights from Green Bay to Lisbon 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 October 1, 2025.
Use the filters below to find and compare flights from Green Bay to Lisbon that are best for you.

Fly from

Green Bay

Fly to

Lisbon

Route

Depart

Return

Price

Green BayLisbon

GRB - LIS

GRBLIS

Green Bay Austin-Straubel

Wed 11/26

5:27 pm-10:50 pm

2 stops23h 23m

Lisbon Humberto Delgado

Tue 12/2

5:00 am-9:32 pm

2 stops22h 32m

$603

Green BayLisbon

GRB - LIS

GRBLIS

Green Bay Austin-Straubel

Wed 12/10

3:51 pm-10:15 am

2 stops12h 24m

Lisbon Humberto Delgado

Tue 12/23

12:20 pm-3:07 pm

2 stops32h 47m

$615

Green BayLisbon

GRB - LIS

GRBLIS

Green Bay Austin-Straubel

Mon 11/10

5:27 pm-11:30 pm

2 stops24h 03m

Lisbon Humberto Delgado

Mon 11/17

2:10 pm-9:38 pm

2 stops37h 28m

$615

Green BayLisbon

GRB - LIS

GRBLIS

Green Bay Austin-Straubel

Thu 11/13

6:15 am-9:20 am

2 stops21h 05m

Lisbon Humberto Delgado

Thu 11/20

5:00 am-9:38 pm

2 stops22h 38m

$641

Green BayLisbon

GRB - LIS

GRBLIS

Green Bay Austin-Straubel

Sat 11/15

3:31 pm-10:30 pm

2 stops24h 59m

Lisbon Humberto Delgado

Sat 11/22

6:45 pm-7:22 pm

2 stops30h 37m

$661

Green BayLisbon

GRB - LIS

GRBLIS

Green Bay Austin-Straubel

Mon 11/10

10:46 am-9:05 am

1 stop16h 19m

Lisbon Humberto Delgado

Mon 11/17

10:35 am-11:28 pm

2 stops18h 53m

$725

Green BayLisbon

GRB - LIS

GRBLIS

Green Bay Austin-Straubel

Sat 12/6

10:45 am-9:20 am

2 stops40h 35m

Lisbon Humberto Delgado

Wed 12/10

5:00 am-7:57 pm

2 stops20h 57m

$1,168

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/30

  • Most accurate provider: When it comes to deals on Green Bay-Lisbon flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Green Bay-Lisbon flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Green Bay-Lisbon flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Green Bay-Lisbon flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Green Bay-Lisbon flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Green Bay to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon 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.

Reviews of airlines servicing Lisbon

Get insights into the airlines that provide service to Lisbon. 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 Lisbon. Reviews last updated October 1, 2025.
Peruse reviews from past customers who have flown with Delta from Green Bay to Lisbon to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,961 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Green Bay to Lisbon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Departing from Green Bay to Lisbon will take you 12h 24m. Airlines will cover a distance of 3934 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Green Bay to Lisbon round-trip?

    Currently priced at $689, Delta will fly you from Green Bay to Lisbon and back. In addition to Delta, many other airlines offer competitively priced options for your trip.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Green Bay to Lisbon 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 Lisbon?

    Currently, January is the cheapest month in which you can book a flight from Green Bay to Lisbon (average of $612). Flying from Green Bay to Lisbon in June is currently the most expensive (average of $1,126). 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

Traveling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Sintra
Fátima
Oeiras
Nazaré
Ericeira
Costa da Caparica
Torres Vedras
Beja
Sesimbra
Colares

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.

Top airline flying from Green Bay to Lisbon

Discover the top airline that operate flights from Green Bay to Lisbon. 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 October 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$689Average$946FlexibilityNo cancel feeOn-timeN/A

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