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Portugal

$537+ Cheap flights from Madison (MSN) to Portugal

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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
MSN — LIS
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
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Find flight deals from Madison to Portugal

Cheapest flights from Madison to Portugal
Explore the most affordable flight options available from Madison to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

This United Airlines deal was found by Cheapflights users on 10/15. 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 11/512:26 pmMSN - OPO
2 stops15h 04mUnited Airlines
Wed 11/1212:30 pmOPO - MSN
2 stops32h 24mUnited Airlines
Deal found 10/15$592
This Ovago deal was found by Cheapflights users on 10/15. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/512:26 pmMSN - OPO
2 stops17h 14mLufthansa
Wed 11/1212:35 pmOPO - MSN
1 stop16h 10mLufthansa
Deal found 10/15$648
This American Airlines deal was found by Cheapflights users on 10/14. 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.
Sat 11/294:32 pmMSN - LIS
2 stops16h 18mAmerican Airlines
Sat 12/610:40 amLIS - MSN
1 stop29h 15mAmerican Airlines
Deal found 10/14$658
This Delta deal was found by Cheapflights users on 10/16. 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 12/166:12 amMSN - LIS
1 stop20h 48mDelta
Tue 12/3010:00 amLIS - MSN
1 stop32h 27mDelta
Deal found 10/16$671
This United Airlines deal was found by Cheapflights users on 10/15. 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 11/2910:35 amMSN - LIS
2 stops17h 40mUnited Airlines
Sat 12/610:15 amLIS - MSN
2 stops16h 32mUnited Airlines
Deal found 10/15$709
This Cheapflightsfares deal was found by Cheapflights users on 10/15. 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 10/282:48 pmMSN - OPO
2 stops15h 52mLufthansa
Tue 11/46:00 amOPO - MSN
2 stops16h 50mLufthansa
Deal found 10/15$761
This Delta deal was found by Cheapflights users on 10/16. 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 10/287:00 amMSN - OPO
2 stops22h 30mDelta
Tue 11/46:05 amOPO - MSN
2 stops17h 07mDelta
Deal found 10/16$765
This Delta deal was found by Cheapflights users on 10/16. 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 12/166:59 amMSN - LIS
2 stops20h 01mDelta
Wed 12/3111:15 amLIS - MSN
2 stops27h 50mDelta
Deal found 10/16$879
This United Airlines deal was found by Cheapflights users on 10/15. 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 10/1712:26 pmMSN - LIS
2 stops13h 54mUnited Airlines
Thu 10/236:15 amLIS - MSN
2 stops33h 40mUnited Airlines
Deal found 10/15$903
This United Airlines deal was found by Cheapflights users on 10/15. 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 12/298:15 amMSN - LIS
2 stops20h 00mUnited Airlines
Mon 1/511:20 amLIS - MSN
2 stops30h 43mUnited Airlines
Deal found 10/15$963
This Delta deal was found by Cheapflights users on 10/15. 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.
Thu 12/257:00 amMSN - LIS
2 stops19h 00mDelta
Tue 12/3010:00 amLIS - MSN
2 stops16h 45mDelta
Deal found 10/15$995
This Delta deal was found by Cheapflights users on 10/15. 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.
Wed 12/241:15 pmMSN - LIS
1 stop13h 25mDelta
Tue 12/3010:00 amLIS - MSN
2 stops16h 45mDelta
Deal found 10/15$996

Cheap flight deals from Madison to Portugal

Keep the following information in mind while searching for Madison to Portugal flight deals. Data was last updated October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$537
(Cheapflightsfares)

Popular in

July

Cheapest in

February

Average price

$874
Provider with most accurate pricing for Madison Truax Field-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for Madison Truax Field-Lisbon Humberto Delgado flights.
Search Deals
From Madison Truax Field to Portugal
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($317 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Madison to Portugal 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 16, 2025.
Use the filters below to find and compare flights from Madison to Portugal that are best for you.

Fly from

Madison

Fly to

Portugal

Route

Depart

Return

Price

MadisonPorto

MSN - OPO

MSNOPO

Madison Truax Field

Wed 2/11

12:38 pm-11:40 pm

2 stops29h 02m

Porto

Wed 2/25

6:00 am-9:03 pm

2 stops21h 03m

$537

MadisonLisbon

MSN - LIS

MSNLIS

Madison Truax Field

Tue 3/3

6:30 am-8:10 am

2 stops19h 40m

Lisbon Humberto Delgado

Fri 3/13

5:00 am-8:55 pm

2 stops20h 55m

$546

MadisonLisbon

MSN - LIS

MSNLIS

Madison Truax Field

Sun 3/1

6:30 am-8:10 am

2 stops19h 40m

Lisbon Humberto Delgado

Fri 3/13

5:00 am-8:55 pm

2 stops20h 55m

$546

MadisonLisbon

MSN - LIS

MSNLIS

Madison Truax Field

Tue 3/3

1:04 pm-10:15 am

2 stops15h 11m

Lisbon Humberto Delgado

Mon 3/16

11:55 am-11:43 am

2 stops28h 48m

$555

MadisonPorto

MSN - OPO

MSNOPO

Madison Truax Field

Wed 2/11

6:30 am-3:25 pm

2 stops26h 55m

Porto

Wed 2/25

12:35 pm-8:15 pm

1 stop13h 40m

$563

MadisonLisbon

MSN - LIS

MSNLIS

Madison Truax Field

Sat 2/28

8:15 am-8:10 am

2 stops17h 55m

Lisbon Humberto Delgado

Thu 3/12

11:55 am-1:52 pm

2 stops30h 57m

$566

MadisonLisbon

MSN - LIS

MSNLIS

Madison Truax Field

Tue 3/3

1:04 pm-8:10 am

2 stops13h 06m

Lisbon Humberto Delgado

Thu 3/12

11:55 am-3:02 pm

2 stops32h 07m

$570

MadisonPorto

MSN - OPO

MSNOPO

Madison Truax Field

Wed 11/5

12:26 pm-9:30 am

2 stops15h 04m

Porto

Wed 11/12

12:30 pm-2:54 pm

2 stops32h 24m

$592

MadisonPorto

MSN - OPO

MSNOPO

Madison Truax Field

Wed 11/5

12:26 pm-11:40 am

2 stops17h 14m

Porto

Wed 11/12

12:35 pm-10:45 pm

1 stop16h 10m

$648

MadisonLisbon

MSN - LIS

MSNLIS

Madison Truax Field

Sat 11/29

4:32 pm-2:50 pm

2 stops16h 18m

Lisbon Humberto Delgado

Sat 12/6

10:40 am-9:55 am

1 stop29h 15m

$658

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/16

Showing 1-10 of 20 results
1
2

Best time to book a flight from Madison to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Madison 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 Madison to Portugal

What is the cheapest month to book a flight from Madison to Portugal?

Currently, February is the cheapest month in which you can book a flight from Madison to Portugal (average of $547). Flying from Madison to Portugal in July is currently the most expensive (average of $1,350). 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 Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated October 16, 2025.
Read reviews from past customers who have flown Delta, KLM, and United Airlines from Madison to Portugal. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,982 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
KLM
7.7
Good
1,404 reviews
Delta
8.0
Very good
7,982 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,982 reviews
Delta
8.0
Very good
7,982 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,040 reviews
Delta
8.0
Very good
7,982 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Madison to Portugal. 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 Madison to Portugal?

    Most people fly from Madison Truax Field (MSN) if they book a flight from Madison to Portugal. Madison Truax Field is conveniently located just 5.4 mi from Madison’s city center.

  • How long is the flight from Madison to Portugal?

    Airlines like Lufthansa and United Airlines fly from Madison to Portugal in about 19h 40m. The time it takes to get you to your destination can typically vary by up to 9h 22m. The distance from Madison to Portugal is about 4027 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Madison to Portugal?

    The most popular flight routes from Madison to Portugal are Madison Truax Field - Lisbon Humberto Delgado, Madison Truax Field - Porto and Madison Truax Field - Ponta Delgada Nordela.

  • Can I find deals for flights from Madison to Portugal that include hotel bookings?

    Yes. In addition to deals on Madison to Portugal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Madison to Portugal?

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

  • Can I find deals for business class flights from Madison to Portugal?

    Yes. Cheapflights offers flight deals from Madison to Portugal 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 Madison to Portugal?

    Currently, February is the cheapest month in which you can book a flight from Madison to Portugal (average of $547). Flying from Madison to Portugal in July is currently the most expensive (average of $1,350). 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

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Top 4 airlines flying from Madison to Portugal

Discover the top 4 airlines that operate flights from Madison to Portugal. 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 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$543Average$801FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$555Average$1,123FlexibilityNo cancel feeOn-time71%
KLMCheapest$700Average$846FlexibilityNo cancel feeOn-time75%
DeltaCheapest$711Average$842FlexibilityNo cancel feeOn-timeN/A

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