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Cheap flights from Milwaukee to Porto from $472

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Milwaukee to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
11:06 am - 9:30 amMKE  Milwaukee-Mitchell-OPO Porto
16h 24m1 stop Newark
United Airlines Logo
6:00 am - 10:50 pmOPO  Porto-MKE Milwaukee-Mitchell
22h 50m2 stops Frankfurt am Main Newark
$1,080United Airlines
Mon, Nov 16 - Fri, Nov 20
United Airlines Logo
11:06 am - 9:30 amMKE  Milwaukee-Mitchell-OPO Porto
16h 24m1 stop Newark
United Airlines Logo
6:00 am - 10:50 pmOPO  Porto-MKE Milwaukee-Mitchell
22h 50m2 stops Frankfurt am Main Newark
$1,081United Airlines
Mon, Nov 16 - Fri, Nov 20
United Airlines Logo
8:35 am - 9:30 amMKE  Milwaukee-Mitchell-OPO Porto
18h 55m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
6:00 am - 5:43 pmOPO  Porto-MKE Milwaukee-Mitchell
17h 43m2 stops Frankfurt am Main Chicago O'Hare Intl
$1,085United Airlines
Mon, Nov 16 - Fri, Nov 20
United Airlines Logo
11:06 am - 9:30 amMKE  Milwaukee-Mitchell-OPO Porto
16h 24m1 stop Newark
United Airlines Logo
12:35 pm - 10:50 pmOPO  Porto-MKE Milwaukee-Mitchell
16h 15m1 stop Newark
$1,090United Airlines
Mon, Nov 16 - Fri, Nov 20
Scandinavian Airlines Logo
8:00 am - 5:45 pmMKE  Milwaukee-Mitchell-OPO Porto
27h 45m2 stops New York John F Kennedy Intl Kastrup Copenhagen
Scandinavian Airlines Logo
11:55 am - 8:35 pmOPO  Porto-MKE Milwaukee-Mitchell
37h 40m2 stops Kastrup Copenhagen New York John F Kennedy Intl
$1,125Scandinavian Airlines
Sat, Oct 24 - Wed, Oct 28
Delta Logo
12:42 pm - 11:35 amMKE  Milwaukee-Mitchell-OPO Porto
16h 53m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle
Delta Logo
5:00 am - 8:57 pmOPO  Porto-MKE Milwaukee-Mitchell
20h 57m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
$1,293Delta
Sat, Oct 24 - Tue, Oct 27
Lufthansa Logo
6:47 pm - 4:20 pmMKE  Milwaukee-Mitchell-OPO Porto
39h 33m2 stops Chicago O'Hare Intl Frankfurt am Main
Lufthansa Logo
6:00 am - 5:43 pmOPO  Porto-MKE Milwaukee-Mitchell
16h 43m2 stops Frankfurt am Main Chicago O'Hare Intl
$1,319Lufthansa
Sat, Oct 24 - Wed, Oct 28
United Airlines Logo
12:05 pm - 12:45 pmMKE  Milwaukee-Mitchell-OPO Porto
18h 40m2 stops Chicago O'Hare Intl Frankfurt am Main
United Airlines Logo
12:35 pm - 11:04 pmOPO  Porto-MKE Milwaukee-Mitchell
15h 29m1 stop Newark
$1,351United Airlines
Sat, Oct 24 - Tue, Oct 27
Lufthansa Logo
2:20 pm - 12:45 pmMKE  Milwaukee-Mitchell-OPO Porto
16h 25m2 stops Chicago O'Hare Intl Frankfurt am Main
Lufthansa Logo
6:00 am - 6:58 pmOPO  Porto-MKE Milwaukee-Mitchell
17h 58m2 stops Frankfurt am Main Chicago O'Hare Intl
$1,378Lufthansa
Sat, Oct 24 - Tue, Oct 27
Lufthansa Logo
2:20 pm - 12:45 pmMKE  Milwaukee-Mitchell-OPO Porto
16h 25m2 stops Chicago O'Hare Intl Frankfurt am Main
Lufthansa Logo
12:35 pm - 11:04 pmOPO  Porto-MKE Milwaukee-Mitchell
15h 29m1 stop Newark
$1,386Lufthansa
Sat, Oct 24 - Tue, Oct 27

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Delta flights from Milwaukee to Porto

Our best Delta deals on Milwaukee to Porto flight tickets
Delta
Oct 24
MKE12:42 pmMilwaukee-Mitchell
16h 53m
2 stops
OPO11:35 amPorto
Oct 27
OPO5:00 amPorto
20h 57m
2 stops
MKE8:57 pmMilwaukee-Mitchell
$1,293
Delta
Sep 28
MKE8:11 amMilwaukee-Mitchell
20h 19m
1 stop
OPO10:30 amPorto
Oct 14
OPO12:40 pmPorto
13h 55m
1 stop
MKE8:35 pmMilwaukee-Mitchell
$2,339
Delta
Sep 28
MKE12:44 pmMilwaukee-Mitchell
15h 46m
2 stops
OPO10:30 amPorto
Oct 14
OPO12:40 pmPorto
13h 55m
1 stop
MKE8:35 pmMilwaukee-Mitchell
$2,343

Lufthansa flights from Milwaukee to Porto

Our best Lufthansa deals on Milwaukee to Porto flight tickets
Lufthansa
Oct 24
MKE6:47 pmMilwaukee-Mitchell
39h 33m
2 stops
OPO4:20 pmPorto
Oct 28
OPO6:00 amPorto
16h 43m
2 stops
MKE5:43 pmMilwaukee-Mitchell
$1,319
Lufthansa
Oct 24
MKE2:20 pmMilwaukee-Mitchell
16h 25m
2 stops
OPO12:45 pmPorto
Oct 27
OPO6:00 amPorto
17h 58m
2 stops
MKE6:58 pmMilwaukee-Mitchell
$1,378
Lufthansa
Oct 24
MKE2:20 pmMilwaukee-Mitchell
16h 25m
2 stops
OPO12:45 pmPorto
Oct 27
OPO12:35 pmPorto
15h 29m
1 stop
MKE11:04 pmMilwaukee-Mitchell
$1,386

momondo Fare Finder

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

Fly from

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Route

Depart

Return

Price

Cheapest round-trip

MilwaukeePorto

MKE Milwaukee-Mitchell - OPO Porto

MKEOPO

Milwaukee-Mitchell

Mon 11/16

11:06 am-9:30 am

1 stop16h 24m

Porto

Fri 11/20

6:00 am-10:50 pm

2 stops22h 50m

$1,080

MilwaukeePorto

MKE Milwaukee-Mitchell - OPO Porto

MKEOPO

Milwaukee-Mitchell

Mon 11/16

11:06 am-9:30 am

1 stop16h 24m

Porto

Fri 11/20

6:00 am-10:50 pm

2 stops22h 50m

$1,081

MilwaukeePorto

MKE Milwaukee-Mitchell - OPO Porto

MKEOPO

Milwaukee-Mitchell

Mon 11/16

8:35 am-9:30 am

2 stops18h 55m

Porto

Fri 11/20

6:00 am-5:43 pm

2 stops17h 43m

$1,085

MilwaukeePorto

MKE Milwaukee-Mitchell - OPO Porto

MKEOPO

Milwaukee-Mitchell

Mon 11/16

11:06 am-9:30 am

1 stop16h 24m

Porto

Fri 11/20

12:35 pm-10:50 pm

1 stop16h 15m

$1,090

MilwaukeePorto

MKE Milwaukee-Mitchell - OPO Porto

MKEOPO

Milwaukee-Mitchell

Sat 10/24

8:00 am-5:45 pm

2 stops27h 45m

Porto

Wed 10/28

11:55 am-8:35 pm

2 stops37h 40m

$1,125

MilwaukeePorto

MKE Milwaukee-Mitchell - OPO Porto

MKEOPO

Milwaukee-Mitchell

Sat 10/24

12:42 pm-11:35 am

2 stops16h 53m

Porto

Tue 10/27

5:00 am-8:57 pm

2 stops20h 57m

$1,293

MilwaukeePorto

MKE Milwaukee-Mitchell - OPO Porto

MKEOPO

Milwaukee-Mitchell

Sat 10/24

6:47 pm-4:20 pm

2 stops39h 33m

Porto

Wed 10/28

6:00 am-5:43 pm

2 stops16h 43m

$1,319

MilwaukeePorto

MKE Milwaukee-Mitchell - OPO Porto

MKEOPO

Milwaukee-Mitchell

Sat 10/24

12:05 pm-12:45 pm

2 stops18h 40m

Porto

Tue 10/27

12:35 pm-11:04 pm

1 stop15h 29m

$1,351

MilwaukeePorto

MKE Milwaukee-Mitchell - OPO Porto

MKEOPO

Milwaukee-Mitchell

Sat 10/24

2:20 pm-12:45 pm

2 stops16h 25m

Porto

Tue 10/27

6:00 am-6:58 pm

2 stops17h 58m

$1,378
Quickest round-trip

MilwaukeePorto

MKE Milwaukee-Mitchell - OPO Porto

MKEOPO

Milwaukee-Mitchell

Sat 10/24

2:20 pm-12:45 pm

2 stops16h 25m

Porto

Tue 10/27

12:35 pm-11:04 pm

1 stop15h 29m

$1,386

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 Milwaukee 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

Can stopping save me money on Milwaukee to Porto flights?

You could potentially save up to 48% on your flight if you consider stops on a Milwaukee to Porto flight.

When to book flights from Milwaukee to Porto

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

Cheap Milwaukee to Porto (MKE to OPO) flight deals and tips

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

Best Price Found

$472

Fastest flight time

16h 24m

Direct flights

None
The best one-way flight to Porto from Milwaukee in the past 72 hours is $472. The best round-trip flight deal from Milwaukee to Porto found on momondo in the last 72 hours is $1,080.
The fastest flight from Milwaukee to Porto takes 16h 24m
There are no direct flights from Milwaukee to Porto. There are no popular flight routes from Milwaukee to Porto.
Search flight deals

Frequently asked questions about flying from Milwaukee to Porto

  • How far is Milwaukee-Mitchell to Porto by plane?

    There are 3902.8 mi between Milwaukee-Mitchell and Porto. Flights usually cover this in 16h 24m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Milwaukee-Mitchell Airport to Porto Airport?

    Prices for flights from Milwaukee-Mitchell Airport to Porto Airport refresh daily.

  • How old do you have to be to fly from Milwaukee-Mitchell Airport to Porto Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Milwaukee-Mitchell Airport to Porto Airport.

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

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

Traveling to a place near Porto?

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

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Milwaukee to Porto. momondo saves you time and could save you money on your trip.

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

All flight searches from Milwaukee to Porto on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Milwaukee 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 Milwaukee to Porto right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Milwaukee to Porto flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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