$594+ 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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — LIS
Jan 31 — Feb 71
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Green Bay to Lisbon 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 Lisbon
Best flights from Green Bay to LisbonDiscover carefully curated flight deals from Green Bay to Lisbon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 1, 2026.
Discover carefully curated flight deals from Green Bay to Lisbon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 1, 2026.
This United Airlines deal was found by Cheapflights users on 12/31. 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 1/2110:42 amGRB - LIS
2 stops15h 28mUnited Airlines
Sun 1/2510:50 amLIS - GRB
2 stops40h 41mUnited Airlines
Deal found 12/31![United Airlines logo]()
$594
Find 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 January 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 1 star |
Round-trip from | $594 (United Airlines) |
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 January 1, 2026.
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 1/21
10:42 am-8:10 am
2 stops15h 28m
Lisbon Humberto Delgado
Sun 1/25
10:50 am-9:31 pm
2 stops40h 41m
$594
- 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.
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.
Traveling to a place near Lisbon?
Book flights to Lisbon if you plan to visit one of these locationsFátima
Oeiras
Ericeira
Beja
Costa da Caparica
Torres Vedras
Nazaré
Sesimbra
Colares