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Cheap flights from Madison to Porto from $488

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Madison to Porto departing on 2/6. 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
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
1:31 pm - 10:30 amMSN-OPO
14h 59m2 stops
Delta Logo
11:25 am - 10:51 amOPO-MSN
29h 26m2 stops
$488Delta
Find Deal
Fri, Feb 6 - Tue, Feb 10
KLM Logo
11:19 am - 10:30 amMSN-OPO
17h 11m2 stops
KLM Logo
5:00 am - 3:44 pmOPO-MSN
16h 44m2 stops
$492KLM
Find Deal
Wed, Jan 14 - Wed, Jan 21
Lufthansa Logo
2:50 pm - 1:15 pmMSN-OPO
17h 25m2 stops
Lufthansa Logo
6:00 am - 10:40 pmOPO-MSN
22h 40m2 stops
$565Lufthansa
Find Deal
Wed, Mar 25 - Fri, Apr 3
Lufthansa Logo
2:50 pm - 1:15 pmMSN-OPO
17h 25m2 stops
Lufthansa Logo
6:00 am - 10:40 pmOPO-MSN
22h 40m2 stops
$668Lufthansa
Find Deal
Wed, Mar 25 - Sat, Apr 4
United Airlines Logo
12:40 pm - 9:30 amMSN-OPO
15h 50m2 stops
United Airlines Logo
12:35 pm - 8:25 pmOPO-MSN
13h 50m1 stop
$1,089United Airlines
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Wed, Mar 25 - Fri, Apr 3
United Airlines Logo
3:55 pm - 9:30 amMSN-OPO
12h 35m2 stops
United Airlines Logo
12:35 pm - 8:25 pmOPO-MSN
13h 50m1 stop
$1,099United Airlines
Find Deal
Wed, Mar 25 - Sat, Apr 4

Lufthansa flights from Madison to Porto

Our best Lufthansa deals on Madison to Porto flight tickets
Lufthansa
Mar 25
MSN2:50 pmMadison Truax Field
17h 25m
2 stops
OPO1:15 pmPorto
Apr 3
OPO6:00 amPorto
22h 40m
2 stops
MSN10:40 pmMadison Truax Field
$565
Find similar
Lufthansa
Mar 25
MSN2:50 pmMadison Truax Field
17h 25m
2 stops
OPO1:15 pmPorto
Apr 4
OPO6:00 amPorto
22h 40m
2 stops
MSN10:40 pmMadison Truax Field
$668
Find similar

United Airlines flights from Madison to Porto

Our best United Airlines deals on Madison to Porto flight tickets
United Airlines
Mar 25
MSN12:40 pmMadison Truax Field
15h 50m
2 stops
OPO9:30 amPorto
Apr 3
OPO12:35 pmPorto
13h 50m
1 stop
MSN8:25 pmMadison Truax Field
$1,089
Find similar
United Airlines
Mar 25
MSN3:55 pmMadison Truax Field
12h 35m
2 stops
OPO9:30 amPorto
Apr 4
OPO12:35 pmPorto
13h 50m
1 stop
MSN8:25 pmMadison Truax Field
$1,099
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Madison to Porto 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 December 2, 2025.
Use the filters below to find and compare flights from Madison to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MadisonPorto

MSN - OPO

MSNOPO

Madison Truax Field

Fri 2/6

1:31 pm-10:30 am

2 stops14h 59m

Porto

Tue 2/10

11:25 am-10:51 am

2 stops29h 26m

$488

MadisonPorto

MSN - OPO

MSNOPO

Madison Truax Field

Wed 1/14

11:19 am-10:30 am

2 stops17h 11m

Porto

Wed 1/21

5:00 am-3:44 pm

2 stops16h 44m

$492

MadisonPorto

MSN - OPO

MSNOPO

Madison Truax Field

Wed 3/25

2:50 pm-1:15 pm

2 stops17h 25m

Porto

Fri 4/3

6:00 am-10:40 pm

2 stops22h 40m

$565

MadisonPorto

MSN - OPO

MSNOPO

Madison Truax Field

Wed 3/25

2:50 pm-1:15 pm

2 stops17h 25m

Porto

Sat 4/4

6:00 am-10:40 pm

2 stops22h 40m

$668

MadisonPorto

MSN - OPO

MSNOPO

Madison Truax Field

Wed 3/25

12:40 pm-9:30 am

2 stops15h 50m

Porto

Fri 4/3

12:35 pm-8:25 pm

1 stop13h 50m

$1,089

MadisonPorto

MSN - OPO

MSNOPO

Madison Truax Field

Wed 3/25

3:55 pm-9:30 am

2 stops12h 35m

Porto

Sat 4/4

12:35 pm-8:25 pm

1 stop13h 50m

$1,099

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Madison to Porto

Are you open to changing your travel dates? Check out the ideal times to fly from Madison to Porto according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Madison to Porto (MSN to OPO) flight deals and tips

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

Fastest flight time

14h 59m

Direct flights

None
The fastest flight from Madison to Porto takes 14h 59m
There are no direct flights from Madison to Porto. There are no popular flight routes from Madison to Porto.
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  • How far is Madison Truax Field to Porto by plane?

    A flight from Madison Truax Field to Porto will travel around 3968.4 mi. By plane, this route typically takes 12h 35m.

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

    Prices for flights from Madison Truax Field Airport to Porto Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Madison Truax Field Airport to Porto Airport.

  • What documentation or ID do you need to fly to Porto Airport?

    The travel and health documents you'll need for your trip to Porto Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Porto Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Madison to Porto?

Best airlines flying from Madison to Porto

Compare and see reviews for airlines that fly from Madison to Porto with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom $700Free CancellationRating
7.7
1,426 reviews
Search KLM flights
DeltaPriceFrom $711Free CancellationRating
7.9
8,009 reviews
Search Delta flights

  • How do I get Price Alerts for flights from Madison to Porto?

    Price Alerts will notify you by email when the price for flights to Porto from Madison decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Madison to Porto with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Vila Nova de Gaia
Coimbra
Braga
Aveiro
Matosinhos
Guimarães
Lamego
Esposende
Chaves
Viseu
Espinho
Ponte de Lima
Arcos de Valdevez
Pinhao
Curia
Penafiel
Mesao Frio
Mira
Baiao

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Madison to Porto for you.

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

Flights from Madison to Porto with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Madison and Porto by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Madison to Porto right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Porto from Madison. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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