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Cheap flights from Kansas City to Porto from $624

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Kansas City to Porto departing on 3/24. 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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Find the cheapest flights from Kansas City to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
11:33 am - 11:40 amMCI-OPO
19h 07m2 stops
Lufthansa Logo
4:35 pm - 9:35 pmOPO-MCI
35h 00m2 stops
$624Lufthansa
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Tue, Mar 24 - Mon, Mar 30
Lufthansa Logo
11:33 am - 11:40 amMCI-OPO
19h 07m2 stops
Lufthansa Logo
4:35 pm - 5:21 pmOPO-MCI
54h 46m2 stops
$629Lufthansa
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Tue, Mar 24 - Mon, Mar 30
United Airlines Logo
11:36 am - 9:30 amMCI-OPO
15h 54m2 stops
United Airlines Logo
6:00 am - 9:58 pmOPO-MCI
21h 58m2 stops
$683United Airlines
Find Deal
Wed, Nov 19 - Wed, Dec 3
United Airlines Logo
11:36 am - 9:30 amMCI-OPO
15h 54m2 stops
United Airlines Logo
6:00 am - 5:25 pmOPO-MCI
17h 25m2 stops
$684United Airlines
Find Deal
Wed, Nov 19 - Wed, Dec 3
Lufthansa Logo
11:33 am - 2:45 pmMCI-OPO
22h 12m2 stops
Lufthansa Logo
12:35 pm - 10:29 pmOPO-MCI
15h 54m1 stop
$698Lufthansa
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Tue, Mar 24 - Mon, Mar 30
Air Canada Logo
3:22 pm - 3:00 pmMCI-OPO
17h 38m3 stops
Air Canada Logo
10:00 am - 8:51 amOPO-MCI
28h 51m3 stops
$1,486Air Canada
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Mon, Mar 30 - Thu, Apr 23
Iberia Logo
1:49 pm - 4:00 pmMCI-OPO
20h 11m2 stops
Iberia Logo
8:20 am - 9:44 pmOPO-MCI
19h 24m2 stops
$1,875Iberia
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Fri, Dec 19 - Fri, Dec 26
Air Canada Logo
3:22 pm - 3:00 pmMCI-OPO
17h 38m3 stops
Air Canada Logo
10:00 am - 8:51 amOPO-MCI
28h 51m3 stops
$2,046Air Canada
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Wed, Apr 8 - Tue, Apr 14
Multiple Airlines Logo
1:56 pm - 11:40 pmMCI-OPO
27h 44m3 stops
Multiple Airlines Logo
12:00 pm - 5:10 pmOPO-MCI
35h 10m3 stops
$2,944Multiple Airlines
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Fri, Dec 19 - Fri, Dec 26
Multiple Airlines Logo
1:56 pm - 11:40 pmMCI-OPO
27h 44m3 stops
Multiple Airlines Logo
6:35 pm - 5:10 pmOPO-MCI
28h 35m2 stops
$3,751Multiple Airlines
Find Deal
Fri, Dec 19 - Fri, Dec 26

Lufthansa flights from Kansas City to Porto

Our best Lufthansa deals on Kansas City to Porto flight tickets
Lufthansa
Mar 24
MCI11:33 amKansas City
19h 07m
2 stops
OPO11:40 amPorto
Mar 30
OPO4:35 pmPorto
35h 00m
2 stops
MCI9:35 pmKansas City
$624
Find similar
Lufthansa
Mar 24
MCI11:33 amKansas City
19h 07m
2 stops
OPO11:40 amPorto
Mar 30
OPO4:35 pmPorto
54h 46m
2 stops
MCI5:21 pmKansas City
$629
Find similar
Lufthansa
Mar 24
MCI11:33 amKansas City
22h 12m
2 stops
OPO2:45 pmPorto
Mar 30
OPO12:35 pmPorto
15h 54m
1 stop
MCI10:29 pmKansas City
$698
Find similar

United Airlines flights from Kansas City to Porto

Our best United Airlines deals on Kansas City to Porto flight tickets
United Airlines
Nov 19
MCI11:36 amKansas City
15h 54m
2 stops
OPO9:30 amPorto
Dec 3
OPO6:00 amPorto
21h 58m
2 stops
MCI9:58 pmKansas City
$683
Find similar
United Airlines
Nov 19
MCI11:36 amKansas City
15h 54m
2 stops
OPO9:30 amPorto
Dec 3
OPO6:00 amPorto
17h 25m
2 stops
MCI5:25 pmKansas City
$684
Find similar
United Airlines
Mar 27
MCI9:15 amKansas City
19h 15m
2 stops
OPO9:30 amPorto
Mar 31
OPO6:00 amPorto
19h 31m
2 stops
MCI7:31 pmKansas City
$727
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Kansas City 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 November 5, 2025.
Use the filters below to find and compare flights from Kansas City to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Tue 3/24

11:33 am-11:40 am

2 stops19h 07m

Porto

Mon 3/30

4:35 pm-9:35 pm

2 stops35h 00m

$624

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Tue 3/24

11:33 am-11:40 am

2 stops19h 07m

Porto

Mon 3/30

4:35 pm-5:21 pm

2 stops54h 46m

$629

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Wed 11/19

11:36 am-9:30 am

2 stops15h 54m

Porto

Wed 12/3

6:00 am-9:58 pm

2 stops21h 58m

$683

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Wed 11/19

11:36 am-9:30 am

2 stops15h 54m

Porto

Wed 12/3

6:00 am-5:25 pm

2 stops17h 25m

$684

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Tue 3/24

11:33 am-2:45 pm

2 stops22h 12m

Porto

Mon 3/30

12:35 pm-10:29 pm

1 stop15h 54m

$698

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Mon 3/30

3:22 pm-3:00 pm

3 stops17h 38m

Porto

Thu 4/23

10:00 am-8:51 am

3 stops28h 51m

$1,486

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Fri 12/19

1:49 pm-4:00 pm

2 stops20h 11m

Porto

Fri 12/26

8:20 am-9:44 pm

2 stops19h 24m

$1,875

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Wed 4/8

3:22 pm-3:00 pm

3 stops17h 38m

Porto

Tue 4/14

10:00 am-8:51 am

3 stops28h 51m

$2,046

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Fri 12/19

1:56 pm-11:40 pm

3 stops27h 44m

Porto

Fri 12/26

12:00 pm-5:10 pm

3 stops35h 10m

$2,944

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Fri 12/19

1:56 pm-11:40 pm

3 stops27h 44m

Porto

Fri 12/26

6:35 pm-5:10 pm

2 stops28h 35m

$3,751

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Porto from

How to get the cheapest flight ticket from Kansas City 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 month to fly to Porto?

The month of January is, on average, the cheapest month to fly to Porto from Kansas City, with most prices found around $632. If you aren’t able to travel during the month of January, then book flights to Porto from Kansas City during February instead. Flights to Porto in February, while not as cheap as those in January, still average around $672.

What is the cheapest day to depart on your flight to Porto?

The cheapest day to depart on your flight to Porto is on a Wednesday when prices can be found for as low as $643. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,206. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.

What is the cheapest time of day to depart on your flight to Porto?

At noon is the cheapest time of day to fly from Kansas City to Porto when you can find flight prices for as low as $940. Flying to Porto at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $1,084 on average. Flights to Porto from Kansas City in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on Kansas City to Porto flights?

You could potentially save up to 6% on your flight if you consider stops on a Kansas City to Porto flight.

When to book flights from Kansas City to Porto

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

Cheap Kansas City to Porto (MCI to OPO) flight deals and tips

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

Direct flights

None
There are no direct flights from Kansas City to Porto. There are no popular flight routes from Kansas City to Porto.
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  • How far is Kansas City to Porto by plane?

    Porto is 4340.1 mi away from Kansas City. A reasonable flight in good conditions will take 11h 50m.

  • When did momondo last update prices for flights from Kansas City Airport to Porto Airport?

    Prices for flights from Kansas City Airport to Porto Airport were last updated today.

  • How many operators does momondo search for flights from Kansas City Airport to Porto Airport?

  • How old do you have to be to fly from Kansas City Airport to Porto Airport?

    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 Kansas City 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 Kansas City to Porto?

Best airlines flying from Kansas City to Porto

Compare and see reviews for airlines that fly from Kansas City to Porto with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $564Free CancellationRating
7.4
9,002 reviews
Search United Airlines 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
Aveiro
Matosinhos
Braga
Lamego
Guimarães
Esposende
Chaves
Espinho
Viseu
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 Kansas City to Porto?

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 Porto from Kansas City.

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

Flights from Kansas City 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 Kansas City to Porto?

Once all potential Kansas City to Porto 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 Kansas City to Porto right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Kansas City to Porto now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Porto and let you know when they change.

An easier way to manage your Porto trip

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