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Cheap flights from Madison to Portugal from $334

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 10/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Madison to Portugal

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:45 pm - 10:30 am
MSN
-
OPO
15h 45m
2 stops
Multiple Airlines Logo
9:55 am - 8:45 pm
OPO
-
MSN
16h 50m
2 stops
$723Multiple Airlines
Tue, Oct 27 - Tue, Nov 3
Delta Logo
4:00 pm - 9:00 am
MSN
-
LIS
12h 00m
1 stop
Delta Logo
5:00 am - 10:34 pm
LIS
-
MSN
23h 34m
2 stops
$735Delta
Tue, Oct 27 - Wed, Nov 4
Multiple Airlines Logo
5:17 pm - 3:10 pm
MSN
-
LIS
16h 53m
2 stops
Multiple Airlines Logo
5:00 am - 4:37 pm
LIS
-
MSN
17h 37m
2 stops
$739Multiple Airlines
Tue, Oct 27 - Wed, Nov 4
Lufthansa Logo
8:00 am - 9:30 am
MSN
-
OPO
20h 30m
1 stop
Lufthansa Logo
6:00 am - 8:54 pm
OPO
-
MSN
20h 54m
2 stops
$745Lufthansa
Tue, Oct 27 - Tue, Nov 3
KLM Logo
4:00 pm - 9:00 am
MSN
-
LIS
11h 00m
1 stop
KLM Logo
9:40 am - 8:45 pm
LIS
-
MSN
17h 05m
2 stops
$785KLM
Sun, Nov 29 - Sat, Dec 5
Lufthansa Logo
8:00 am - 8:10 am
MSN
-
LIS
19h 10m
1 stop
Lufthansa Logo
10:15 am - 7:56 pm
LIS
-
MSN
15h 41m
1 stop
$799Lufthansa
Tue, Oct 27 - Wed, Nov 4
United Airlines Logo
2:49 pm - 6:50 am
MSN
-
OPO
34h 01m
2 stops
United Airlines Logo
6:00 am - 12:12 am
OPO
-
MSN
24h 12m
2 stops
$804United Airlines
Sun, Oct 18 - Sun, Nov 8
Lufthansa Logo
8:00 am - 9:30 am
MSN
-
OPO
20h 30m
1 stop
Lufthansa Logo
12:35 pm - 7:56 pm
OPO
-
MSN
13h 21m
1 stop
$830Lufthansa
Tue, Oct 27 - Tue, Nov 3
United Airlines Logo
8:25 pm - 9:50 am
MSN
-
LIS
31h 25m
2 stops
United Airlines Logo
1:00 pm - 8:54 pm
LIS
-
MSN
37h 54m
2 stops
$843United Airlines
Sun, Nov 29 - Sat, Dec 5
Delta Logo
3:45 pm - 10:15 pm
MSN
-
OPO
24h 30m
2 stops
Delta Logo
5:00 am - 1:52 pm
OPO
-
MSN
14h 52m
2 stops
$913Delta
Wed, Sep 2 - Fri, Sep 11

American Airlines flights from Madison to Portugal

Our best American Airlines deals on Madison to Portugal flight tickets
American Airlines
Jul 3
MSN1:04 pmMadison Truax Field
14h 01m
1 stop
LIS9:05 amLisbon Humberto Delgado
Jul 10
LIS7:20 amLisbon Humberto Delgado
16h 52m
2 stops
MSN6:12 pmMadison Truax Field
$1,085
American Airlines
Aug 15
MSN1:13 pmMadison Truax Field
13h 52m
1 stop
LIS9:05 amLisbon Humberto Delgado
Aug 22
LIS7:10 amLisbon Humberto Delgado
17h 09m
2 stops
MSN6:19 pmMadison Truax Field
$1,099
American Airlines
Aug 15
MSN6:01 amMadison Truax Field
21h 04m
1 stop
LIS9:05 amLisbon Humberto Delgado
Aug 22
LIS11:05 amLisbon Humberto Delgado
18h 24m
1 stop
MSN11:29 pmMadison Truax Field
$1,145

Lufthansa flights from Madison to Portugal

Our best Lufthansa deals on Madison to Portugal flight tickets
Lufthansa
Oct 27
MSN8:00 amMadison Truax Field
20h 30m
1 stop
OPO9:30 amPorto
Nov 3
OPO6:00 amPorto
20h 54m
2 stops
MSN8:54 pmMadison Truax Field
$745
Lufthansa
Oct 27
MSN8:00 amMadison Truax Field
19h 10m
1 stop
LIS8:10 amLisbon Humberto Delgado
Nov 4
LIS10:15 amLisbon Humberto Delgado
15h 41m
1 stop
MSN7:56 pmMadison Truax Field
$799
Lufthansa
Oct 27
MSN8:00 amMadison Truax Field
20h 30m
1 stop
OPO9:30 amPorto
Nov 3
OPO12:35 pmPorto
13h 21m
1 stop
MSN7:56 pmMadison Truax Field
$830

momondo 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, momondo users made 832,500 searches. Data last updated June 5, 2026.
Use the filters below to find and compare flights from Madison to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MadisonPorto

MSN - OPO

MSNOPO

Madison Truax Field

Tue 10/27

1:45 pm-10:30 am

2 stops15h 45m

Porto

Tue 11/3

9:55 am-8:45 pm

2 stops16h 50m

$723

MadisonLisbon

MSN - LIS

MSNLIS

Madison Truax Field

Tue 10/27

4:00 pm-9:00 am

1 stop12h 00m

Lisbon Humberto Delgado

Wed 11/4

5:00 am-10:34 pm

2 stops23h 34m

$735

MadisonLisbon

MSN - LIS

MSNLIS

Madison Truax Field

Tue 10/27

5:17 pm-3:10 pm

2 stops16h 53m

Lisbon Humberto Delgado

Wed 11/4

5:00 am-4:37 pm

2 stops17h 37m

$739

MadisonPorto

MSN - OPO

MSNOPO

Madison Truax Field

Tue 10/27

8:00 am-9:30 am

1 stop20h 30m

Porto

Tue 11/3

6:00 am-8:54 pm

2 stops20h 54m

$745
Quickest round-trip

MadisonLisbon

MSN - LIS

MSNLIS

Madison Truax Field

Sun 11/29

4:00 pm-9:00 am

1 stop11h 00m

Lisbon Humberto Delgado

Sat 12/5

9:40 am-8:45 pm

2 stops17h 05m

$785

MadisonLisbon

MSN - LIS

MSNLIS

Madison Truax Field

Tue 10/27

8:00 am-8:10 am

1 stop19h 10m

Lisbon Humberto Delgado

Wed 11/4

10:15 am-7:56 pm

1 stop15h 41m

$799

MadisonPorto

MSN - OPO

MSNOPO

Madison Truax Field

Sun 10/18

2:49 pm-6:50 am

2 stops34h 01m

Porto

Sun 11/8

6:00 am-12:12 am

2 stops24h 12m

$804

MadisonPorto

MSN - OPO

MSNOPO

Madison Truax Field

Tue 10/27

8:00 am-9:30 am

1 stop20h 30m

Porto

Tue 11/3

12:35 pm-7:56 pm

1 stop13h 21m

$830

MadisonLisbon

MSN - LIS

MSNLIS

Madison Truax Field

Sun 11/29

8:25 pm-9:50 am

2 stops31h 25m

Lisbon Humberto Delgado

Sat 12/5

1:00 pm-8:54 pm

2 stops37h 54m

$843

MadisonPorto

MSN - OPO

MSNOPO

Madison Truax Field

Wed 9/2

3:45 pm-10:15 pm

2 stops24h 30m

Porto

Fri 9/11

5:00 am-1:52 pm

2 stops14h 52m

$913

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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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

Can stopping save me money on Madison to Portugal flights?

You could potentially save up to 15% 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

Fastest flight time

11h 00m

Direct flights

None
The fastest flight from Madison to Portugal takes 11h 00m
There are no direct flights from Madison to Portugal. There are no popular flight routes from Madison to Portugal.
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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?

  • 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
KLMPriceFrom $700Free CancellationRating
7.8
1,525 reviews
Search KLM flights
DeltaPriceFrom $711Free CancellationRating
7.8
8,397 reviews
Search Delta flights
American AirlinesPriceFrom $818Free CancellationRating
7.1
11,648 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.

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Find better results for your trip to Portugal

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