What is the cheapest airline that flies from Madison Truax Field to Portugal?

United Airlines, KLM, and Air Canada are the most popular carriers operating from Madison Truax Field to Portugal

What airlines fly to Portugal?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Portugal from Madison according to our data. American Airlines is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 3 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Madison Truax Field Airport to Portugal?

Prices for flights from Madison Truax Field Airport to Portugal refresh daily.

How many operators does momondo search for flights from Madison Truax Field Airport to Portugal?

The number of operators available for flights from Madison Truax Field Airport to Portugal is 1 as of October 2026.

How old do you have to be to fly from Madison Truax Field Airport to Portugal?

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 Madison Truax Field Airport to Portugal.

What documentation or ID do you need to fly to Portugal?

The travel and health documents required for your trip to Portugal 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 Portugal. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$351 Cheap Flights from Madison to Portugal in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Madison to Portugal

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 8:10 amMSN Madison Truax Field-LIS Lisbon Humberto Delgado

20h 10m1 stop Newark

5:00 am - 10:23 pmLIS Lisbon Humberto Delgado-MSN Madison Truax Field

23h 23m2 stops Frankfurt am Main Chicago O'Hare Intl

$767United Airlines

Wed, Dec 9 - Wed, Dec 16

8:15 am - 8:10 amMSN Madison Truax Field-LIS Lisbon Humberto Delgado

17h 55m2 stops Chicago O'Hare Intl Newark

12:25 pm - 7:08 amLIS Lisbon Humberto Delgado-MSN Madison Truax Field

24h 43m2 stops Frankfurt am Main Chicago O'Hare Intl

$767United Airlines

Wed, Dec 9 - Wed, Dec 16

6:05 pm - 11:30 pmMSN Madison Truax Field-LIS Lisbon Humberto Delgado

23h 25m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

3:55 pm - 8:56 pmLIS Lisbon Humberto Delgado-MSN Madison Truax Field

35h 01m2 stops Frankfurt am Main Chicago O'Hare Intl

$795Lufthansa

Mon, Jan 11 - Mon, Jan 18

10:54 am - 9:55 pmMSN Madison Truax Field-LIS Lisbon Humberto Delgado

29h 01m2 stops Chicago O'Hare Intl London Heathrow

6:35 pm - 6:30 pmLIS Lisbon Humberto Delgado-MSN Madison Truax Field

29h 55m2 stops London Heathrow Chicago O'Hare Intl

$795British Airways

Wed, Nov 25 - Wed, Dec 2

10:54 am - 9:55 pmMSN Madison Truax Field-LIS Lisbon Humberto Delgado

29h 01m2 stops Chicago O'Hare Intl London Heathrow

6:35 pm - 6:30 pmLIS Lisbon Humberto Delgado-MSN Madison Truax Field

29h 55m2 stops London Heathrow Chicago O'Hare Intl

$796British Airways

Wed, Nov 25 - Wed, Dec 2

6:33 pm - 9:55 pmMSN Madison Truax Field-LIS Lisbon Humberto Delgado

21h 22m2 stops Chicago O'Hare Intl London Heathrow

12:55 pm - 12:14 amLIS Lisbon Humberto Delgado-MSN Madison Truax Field

41h 19m2 stops London Heathrow Chicago O'Hare Intl

$804British Airways

Mon, Jan 11 - Mon, Jan 18

6:33 pm - 9:55 pmMSN Madison Truax Field-LIS Lisbon Humberto Delgado

21h 22m2 stops Chicago O'Hare Intl London Heathrow

12:55 pm - 12:14 amLIS Lisbon Humberto Delgado-MSN Madison Truax Field

41h 19m2 stops London Heathrow Chicago O'Hare Intl

$805British Airways

Mon, Jan 11 - Mon, Jan 18

12:30 pm - 9:30 amMSN Madison Truax Field-OPO Porto

15h 00m2 stops Chicago O'Hare Intl Newark

6:00 am - 8:37 amOPO Porto-MSN Madison Truax Field

32h 37m2 stops Frankfurt am Main Chicago O'Hare Intl

$818United Airlines

Fri, Nov 27 - Fri, Dec 4

6:10 am - 9:30 amMSN Madison Truax Field-OPO Porto

21h 20m1 stop Newark

12:35 pm - 8:37 amOPO Porto-MSN Madison Truax Field

26h 02m2 stops Frankfurt am Main Chicago O'Hare Intl

$820United Airlines

Fri, Nov 27 - Fri, Dec 4

5:25 pm - 9:05 amMSN Madison Truax Field-LIS Lisbon Humberto Delgado

9h 40m1 stop Philadelphia

8:20 am - 6:30 pmLIS Lisbon Humberto Delgado-MSN Madison Truax Field

16h 10m2 stops Madrid Barajas Chicago O'Hare Intl

$875American Airlines

Wed, Nov 25 - Wed, Dec 2

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American Airlines flights from Madison to Portugal

Our best American Airlines deals on Madison to Portugal flight tickets

American Airlines

Nov 25

MSN5:25 pmMadison Truax Field

9h 40m

1 stop

LIS9:05 amLisbon Humberto Delgado

Dec 2

LIS8:20 amLisbon Humberto Delgado

16h 10m

2 stops

MSN6:30 pmMadison Truax Field

$875

American Airlines

Nov 8

MSN5:18 pmMadison Truax Field

9h 47m

1 stop

LIS9:05 amLisbon Humberto Delgado

Nov 13

LIS8:20 amLisbon Humberto Delgado

16h 01m

2 stops

MSN6:21 pmMadison Truax Field

$1,280

Iberia flights from Madison to Portugal

Our best Iberia deals on Madison to Portugal flight tickets

Iberia

Nov 15

MSN11:16 amMadison Truax Field

22h 49m

2 stops

LIS4:05 pmLisbon Humberto Delgado

Nov 21

LIS6:45 pmLisbon Humberto Delgado

29h 44m

2 stops

MSN6:29 pmMadison Truax Field

$897

Iberia

Dec 8

MSN3:12 pmMadison Truax Field

14h 33m

2 stops

OPO11:45 amPorto

Dec 11

OPO8:20 amPorto

16h 10m

2 stops

MSN6:30 pmMadison Truax Field

$1,372

Iberia

Dec 8

MSN3:12 pmMadison Truax Field

14h 33m

2 stops

OPO11:45 amPorto

Dec 11

OPO8:20 amPorto

16h 10m

2 stops

MSN6:30 pmMadison Truax Field

$1,964

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MadisonLisbon

MSN Madison Truax Field - LIS Lisbon Humberto Delgado

MSNLIS

Madison Truax Field

Wed 12/9

6:00 am-8:10 am

1 stop20h 10m

Lisbon Humberto Delgado

Wed 12/16

5:00 am-10:23 pm

2 stops23h 23m

$767

MadisonLisbon

MSN Madison Truax Field - LIS Lisbon Humberto Delgado

MSNLIS

Madison Truax Field

Wed 12/9

8:15 am-8:10 am

2 stops17h 55m

Lisbon Humberto Delgado

Wed 12/16

12:25 pm-7:08 am

2 stops24h 43m

$767

MadisonLisbon

MSN Madison Truax Field - LIS Lisbon Humberto Delgado

MSNLIS

Madison Truax Field

Mon 1/11

6:05 pm-11:30 pm

2 stops23h 25m

Lisbon Humberto Delgado

Mon 1/18

3:55 pm-8:56 pm

2 stops35h 01m

$795

MadisonLisbon

MSN Madison Truax Field - LIS Lisbon Humberto Delgado

MSNLIS

Madison Truax Field

Wed 11/25

10:54 am-9:55 pm

2 stops29h 01m

Lisbon Humberto Delgado

Wed 12/2

6:35 pm-6:30 pm

2 stops29h 55m

$795

MadisonLisbon

MSN Madison Truax Field - LIS Lisbon Humberto Delgado

MSNLIS

Madison Truax Field

Wed 11/25

10:54 am-9:55 pm

2 stops29h 01m

Lisbon Humberto Delgado

Wed 12/2

6:35 pm-6:30 pm

2 stops29h 55m

$796

MadisonLisbon

MSN Madison Truax Field - LIS Lisbon Humberto Delgado

MSNLIS

Madison Truax Field

Mon 1/11

6:33 pm-9:55 pm

2 stops21h 22m

Lisbon Humberto Delgado

Mon 1/18

12:55 pm-12:14 am

2 stops41h 19m

$804

MadisonLisbon

MSN Madison Truax Field - LIS Lisbon Humberto Delgado

MSNLIS

Madison Truax Field

Mon 1/11

6:33 pm-9:55 pm

2 stops21h 22m

Lisbon Humberto Delgado

Mon 1/18

12:55 pm-12:14 am

2 stops41h 19m

$805

MadisonPorto

MSN Madison Truax Field - OPO Porto

MSNOPO

Madison Truax Field

Fri 11/27

12:30 pm-9:30 am

2 stops15h 00m

Porto

Fri 12/4

6:00 am-8:37 am

2 stops32h 37m

$818

MadisonPorto

MSN Madison Truax Field - OPO Porto

MSNOPO

Madison Truax Field

Fri 11/27

6:10 am-9:30 am

1 stop21h 20m

Porto

Fri 12/4

12:35 pm-8:37 am

2 stops26h 02m

$820

Quickest round-trip

MadisonLisbon

MSN Madison Truax Field - LIS Lisbon Humberto Delgado

MSNLIS

Madison Truax Field

Wed 11/25

5:25 pm-9:05 am

1 stop9h 40m

Lisbon Humberto Delgado

Wed 12/2

8:20 am-6:30 pm

2 stops16h 10m

$875

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first

How to get the cheapest flight ticket from Madison to Portugal

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

Can stopping save me money on Madison to Portugal flights?

You could potentially save up to 37% on your flight if you consider stops on a Madison to Portugal flight.

Cheap Madison to Portugal flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Madison to Portugal

Best Price Found	$351
Fastest flight time	15h 00m
Direct flights	None

The best one-way flight to Portugal from Madison in the past 72 hours is $351. The best round-trip flight deal from Madison to Portugal found on momondo in the last 72 hours is $767.

The fastest flight from Madison to Portugal takes 15h 00m

There are no direct flights from Madison to Portugal. There are no popular flight routes from Madison to Portugal.

Search flight deals

Frequently asked questions about flying from Madison to Portugal

When did momondo last update prices for flights from Madison Truax Field Airport to Portugal?
Prices for flights from Madison Truax Field Airport to Portugal refresh daily.
How many operators does momondo search for flights from Madison Truax Field Airport to Portugal?
The number of operators available for flights from Madison Truax Field Airport to Portugal is 1 as of October 2026.
How old do you have to be to fly from Madison Truax Field Airport to Portugal?
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 Madison Truax Field Airport to Portugal.
What documentation or ID do you need to fly to Portugal?
The travel and health documents required for your trip to Portugal 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 Portugal. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Madison to Portugal

Compare and see reviews for airlines that fly from Madison to Portugal with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $818	Free Cancellation	Rating 7.0 12,209 reviews		Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Madison to Portugal?

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 Portugal from Madison.

Can I find flights from Madison to Portugal with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Madison to Portugal flights to just show those with flexible booking policies.

How can momondo help me find flights from Madison to Portugal?

Once all potential Madison to Portugal 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 Madison to Portugal right now. Can momondo alert me if prices change?

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

An easier way to manage your Portugal trip

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Popular cities

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Feeling lucky

Popular cities in Portugal

Flights to Lisbonfrom $364

Flights to Portofrom $377

Flights to Funchalfrom $561

Flights to Farofrom $616

Flights to Ponta Delgadafrom $438

Flights to Lajesfrom $310

Flights to Hortafrom $750

Flights to Pico Islandfrom $591

Flights to Porto Santofrom $888

Flights to Velasfrom $667

Cheap flights from Madison to Portugal from $351

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Madison to Portugal departing on 3/17. 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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Big names and deals

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American Airlines flights from Madison to Portugal

Our best American Airlines deals on Madison to Portugal flight tickets

Iberia flights from Madison to Portugal

Our best Iberia deals on Madison to Portugal flight tickets

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Use the filters below to find and compare flights from Madison to Portugal that are best for you.

See travel insights to Portugal from

How to get the cheapest flight ticket from Madison to Portugal

Can stopping save me money on Madison to Portugal flights?

What is the cheapest airline that flies from Madison Truax Field to Portugal?

What airlines fly to Portugal?

Cheap Madison to Portugal flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Madison to Portugal

Best airlines flying from Madison to Portugal

Compare and see reviews for airlines that fly from Madison to Portugal with momondo

Why use momondo?

An easier way to manage your Portugal 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

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo

Madison flight routes

According to popular flight searches on momondo this year

Portugal flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Portugal

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

Cabin classes currently available on flights to Portugal

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

Complete your trip to Portugal

Explore popular destinations other users love

According to popular flight searches on momondo this year