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Cheap flights from Madison to Porto from $461

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 Porto departing on 9/16. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Madison to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:17 pm - 10:00 pm
MSN
-
OPO
23h 43m
2 stops
Delta Logo
5:00 am - 8:45 pm
OPO
-
MSN
21h 45m
2 stops
$724Delta
Tue, Oct 27 - Tue, Nov 3
United Airlines Logo
8:00 am - 9:30 am
MSN
-
OPO
20h 30m
1 stop
United Airlines Logo
12:30 pm - 12:12 am
OPO
-
MSN
17h 42m
2 stops
$746United Airlines
Tue, Oct 27 - Wed, Nov 4
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
$804Lufthansa
Tue, Oct 27 - Wed, Nov 4
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
$806Lufthansa
Tue, Oct 27 - Tue, Nov 3
United Airlines Logo
10:57 am - 6:55 am
MSN
-
OPO
13h 58m
1 stop
United Airlines Logo
2:25 pm - 10:42 pm
OPO
-
MSN
38h 17m
2 stops
$889United Airlines
Thu, Aug 20 - Wed, Aug 26
United Airlines Logo
8:30 pm - 7:00 am
MSN
-
OPO
28h 30m
2 stops
United Airlines Logo
12:15 pm - 9:44 am
OPO
-
MSN
27h 29m
2 stops
$892United Airlines
Thu, Aug 20 - Tue, Aug 25
Delta Logo
2:40 pm - 3:25 pm
MSN
-
OPO
18h 45m
2 stops
Delta Logo
5:00 am - 10:35 pm
OPO
-
MSN
23h 35m
2 stops
$896Delta
Fri, Aug 21 - Wed, Aug 26
Delta Logo
1:45 pm - 3:25 pm
MSN
-
OPO
19h 40m
2 stops
Delta Logo
5:55 am - 8:40 pm
OPO
-
MSN
20h 45m
2 stops
$903Delta
Thu, Aug 20 - Wed, Aug 26
Lufthansa Logo
10:57 am - 6:55 am
MSN
-
OPO
13h 58m
1 stop
Lufthansa Logo
8:55 am - 8:13 pm
OPO
-
MSN
17h 18m
1 stop
$958Lufthansa
Thu, Aug 20 - Wed, Aug 26
United Airlines Logo
10:40 am - 6:50 am
MSN
-
OPO
38h 10m
2 stops
United Airlines Logo
6:00 am - 11:12 pm
OPO
-
MSN
47h 12m
2 stops
$1,040United Airlines
Sat, Jul 4 - Sat, Jul 18

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United Airlines flights from Madison to Porto

Our best United Airlines deals on Madison to Porto flight tickets
United Airlines
Oct 27
MSN8:00 amMadison Truax Field
20h 30m
1 stop
OPO9:30 amPorto
Nov 4
OPO12:30 pmPorto
17h 42m
2 stops
MSN12:12 amMadison Truax Field
$746
United Airlines
Aug 20
MSN10:57 amMadison Truax Field
13h 58m
1 stop
OPO6:55 amPorto
Aug 26
OPO2:25 pmPorto
38h 17m
2 stops
MSN10:42 pmMadison Truax Field
$889
United Airlines
Aug 20
MSN8:30 pmMadison Truax Field
28h 30m
2 stops
OPO7:00 amPorto
Aug 25
OPO12:15 pmPorto
27h 29m
2 stops
MSN9:44 amMadison Truax Field
$892

Delta flights from Madison to Porto

Our best Delta deals on Madison to Porto flight tickets
Delta
Oct 27
MSN5:17 pmMadison Truax Field
23h 43m
2 stops
OPO10:00 pmPorto
Nov 3
OPO5:00 amPorto
21h 45m
2 stops
MSN8:45 pmMadison Truax Field
$724
Delta
Aug 21
MSN2:40 pmMadison Truax Field
18h 45m
2 stops
OPO3:25 pmPorto
Aug 26
OPO5:00 amPorto
23h 35m
2 stops
MSN10:35 pmMadison Truax Field
$896
Delta
Aug 20
MSN1:45 pmMadison Truax Field
19h 40m
2 stops
OPO3:25 pmPorto
Aug 26
OPO5:55 amPorto
20h 45m
2 stops
MSN8:40 pmMadison Truax Field
$903

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 May 5, 2026.
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

Cheapest round-trip

MadisonPorto

MSN - OPO

MSNOPO

Madison Truax Field

Tue 10/27

5:17 pm-10:00 pm

2 stops23h 43m

Porto

Tue 11/3

5:00 am-8:45 pm

2 stops21h 45m

$724

MadisonPorto

MSN - OPO

MSNOPO

Madison Truax Field

Tue 10/27

8:00 am-9:30 am

1 stop20h 30m

Porto

Wed 11/4

12:30 pm-12:12 am

2 stops17h 42m

$746

MadisonPorto

MSN - OPO

MSNOPO

Madison Truax Field

Tue 10/27

8:00 am-9:30 am

1 stop20h 30m

Porto

Wed 11/4

12:35 pm-7:56 pm

1 stop13h 21m

$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

$806

MadisonPorto

MSN - OPO

MSNOPO

Madison Truax Field

Thu 8/20

10:57 am-6:55 am

1 stop13h 58m

Porto

Wed 8/26

2:25 pm-10:42 pm

2 stops38h 17m

$889

MadisonPorto

MSN - OPO

MSNOPO

Madison Truax Field

Thu 8/20

8:30 pm-7:00 am

2 stops28h 30m

Porto

Tue 8/25

12:15 pm-9:44 am

2 stops27h 29m

$892

MadisonPorto

MSN - OPO

MSNOPO

Madison Truax Field

Fri 8/21

2:40 pm-3:25 pm

2 stops18h 45m

Porto

Wed 8/26

5:00 am-10:35 pm

2 stops23h 35m

$896

MadisonPorto

MSN - OPO

MSNOPO

Madison Truax Field

Thu 8/20

1:45 pm-3:25 pm

2 stops19h 40m

Porto

Wed 8/26

5:55 am-8:40 pm

2 stops20h 45m

$903
Quickest round-trip

MadisonPorto

MSN - OPO

MSNOPO

Madison Truax Field

Thu 8/20

10:57 am-6:55 am

1 stop13h 58m

Porto

Wed 8/26

8:55 am-8:13 pm

1 stop17h 18m

$958

MadisonPorto

MSN - OPO

MSNOPO

Madison Truax Field

Sat 7/4

10:40 am-6:50 am

2 stops38h 10m

Porto

Sat 7/18

6:00 am-11:12 pm

2 stops47h 12m

$1,040

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Madison to Porto

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

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

United Airlines and Air France are the most popular carriers operating from Madison Truax Field to Porto

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

17h 46m

Direct flights

None
The fastest flight from Madison to Porto takes 17h 46m
There are no direct flights from Madison to Porto. There are no popular flight routes from Madison to Porto.
Search flight deals

Frequently asked questions about flying from Madison to Porto

  • 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 17h 46m.

  • 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
7.8
1,511 reviews
Search KLM flights
DeltaPriceFrom $711Free CancellationRating
7.9
8,459 reviews
Search Delta flights

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
Lamego
Esposende
Chaves
Pinhao
Guimarães
Espinho
Arcos de Valdevez
Ponte de Lima
Viseu
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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